changing AVCodecContext codec -> *codec in AVStream so additions to...

changing AVCodecContext codec -> *codec in AVStream so additions to AVCodecContext dont randomize AVStream and break binary compatibility

Originally committed as revision 4453 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/4xm.c

@@ -166,11 +166,11 @@ static int fourxm_read_header(AVFormatContext *s,
 
             fourxm->video_stream_index = st->index;
 
-            st->codec.codec_type = CODEC_TYPE_VIDEO;
-            st->codec.codec_id = CODEC_ID_4XM;
-            st->codec.codec_tag = 0;  /* no fourcc */
-            st->codec.width = fourxm->width;
-            st->codec.height = fourxm->height;
+            st->codec->codec_type = CODEC_TYPE_VIDEO;
+            st->codec->codec_id = CODEC_ID_4XM;
+            st->codec->codec_tag = 0;  /* no fourcc */
+            st->codec->width = fourxm->width;
+            st->codec->height = fourxm->height;
 
         } else if (fourcc_tag == strk_TAG) {
             /* check that there is enough data */
@@ -205,20 +205,20 @@ static int fourxm_read_header(AVFormatContext *s,
 
             fourxm->tracks[current_track].stream_index = st->index;
 
-            st->codec.codec_type = CODEC_TYPE_AUDIO;
-            st->codec.codec_tag = 1;
-            st->codec.channels = fourxm->tracks[current_track].channels;
-            st->codec.sample_rate = fourxm->tracks[current_track].sample_rate;
-            st->codec.bits_per_sample = fourxm->tracks[current_track].bits;
-            st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-                st->codec.bits_per_sample;
-            st->codec.block_align = st->codec.channels * st->codec.bits_per_sample;
+            st->codec->codec_type = CODEC_TYPE_AUDIO;
+            st->codec->codec_tag = 1;
+            st->codec->channels = fourxm->tracks[current_track].channels;
+            st->codec->sample_rate = fourxm->tracks[current_track].sample_rate;
+            st->codec->bits_per_sample = fourxm->tracks[current_track].bits;
+            st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+                st->codec->bits_per_sample;
+            st->codec->block_align = st->codec->channels * st->codec->bits_per_sample;
             if (fourxm->tracks[current_track].adpcm)
-                st->codec.codec_id = CODEC_ID_ADPCM_4XM;
-            else if (st->codec.bits_per_sample == 8)
-                st->codec.codec_id = CODEC_ID_PCM_U8;
+                st->codec->codec_id = CODEC_ID_ADPCM_4XM;
+            else if (st->codec->bits_per_sample == 8)
+                st->codec->codec_id = CODEC_ID_PCM_U8;
             else
-                st->codec.codec_id = CODEC_ID_PCM_S16LE;
+                st->codec->codec_id = CODEC_ID_PCM_S16LE;
         }
     }
 

libavformat/amr.c

@@ -31,7 +31,7 @@ static const unsigned char AMRWB_header [] = "#!AMR-WB\n";
 static int amr_write_header(AVFormatContext *s)
 {
     ByteIOContext *pb = &s->pb;
-    AVCodecContext *enc = &s->streams[0]->codec;
+    AVCodecContext *enc = s->streams[0]->codec;
 
     s->priv_data = NULL;
 
@@ -100,11 +100,11 @@ static int amr_read_header(AVFormatContext *s,
             return AVERROR_NOMEM;
         }
     
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_tag = MKTAG('s', 'a', 'w', 'b');
-        st->codec.codec_id = CODEC_ID_AMR_WB;
-        st->codec.channels = 1;
-        st->codec.sample_rate = 16000;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_tag = MKTAG('s', 'a', 'w', 'b');
+        st->codec->codec_id = CODEC_ID_AMR_WB;
+        st->codec->channels = 1;
+        st->codec->sample_rate = 16000;
     }
     else
     {
@@ -114,11 +114,11 @@ static int amr_read_header(AVFormatContext *s,
             return AVERROR_NOMEM;
         }
     
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_tag = MKTAG('s', 'a', 'm', 'r');
-        st->codec.codec_id = CODEC_ID_AMR_NB;
-        st->codec.channels = 1;
-        st->codec.sample_rate = 8000;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_tag = MKTAG('s', 'a', 'm', 'r');
+        st->codec->codec_id = CODEC_ID_AMR_NB;
+        st->codec->channels = 1;
+        st->codec->sample_rate = 8000;
     }
 
     return 0;
@@ -129,7 +129,7 @@ static int amr_read_header(AVFormatContext *s,
 static int amr_read_packet(AVFormatContext *s,
                           AVPacket *pkt)
 {
-    AVCodecContext *enc = &s->streams[0]->codec;
+    AVCodecContext *enc = s->streams[0]->codec;
 
     if (enc->codec_id == CODEC_ID_AMR_NB)
     {

libavformat/asf-enc.c

@@ -289,7 +289,7 @@ static int asf_write_header1(AVFormatContext *s, int64_t file_size, int64_t data
 
     bit_rate = 0;
     for(n=0;n<s->nb_streams;n++) {
-        enc = &s->streams[n]->codec;
+        enc = s->streams[n]->codec;
 
         av_set_pts_info(s->streams[n], 32, 1, 1000); /* 32 bit pts in ms */
 
@@ -353,7 +353,7 @@ static int asf_write_header1(AVFormatContext *s, int64_t file_size, int64_t data
         int er_spr_len = 0;
         //        ASFStream *stream = &asf->streams[n];
 
-        enc = &s->streams[n]->codec;
+        enc = s->streams[n]->codec;
         asf->streams[n].num = n + 1;
         asf->streams[n].seq = 0;
 
@@ -437,7 +437,7 @@ static int asf_write_header1(AVFormatContext *s, int64_t file_size, int64_t data
     for(n=0;n<s->nb_streams;n++) {
         AVCodec *p;
 
-        enc = &s->streams[n]->codec;
+        enc = s->streams[n]->codec;
         p = avcodec_find_encoder(enc->codec_id);
 
         put_le16(pb, asf->streams[n].num);
@@ -730,7 +730,7 @@ static int asf_write_packet(AVFormatContext *s, AVPacket *pkt)
     int64_t packet_st,pts; 
     int start_sec,i;
 
-    codec = &s->streams[pkt->stream_index]->codec;
+    codec = s->streams[pkt->stream_index]->codec;
     stream = &asf->streams[pkt->stream_index];
 
     //XXX /FIXME use duration from AVPacket (quick hack by)

libavformat/asf.c

@@ -216,9 +216,9 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
             asf->asfid2avid[st->id] = s->nb_streams - 1;
 
             get_le32(pb);
-	    st->codec.codec_type = type;
+	    st->codec->codec_type = type;
             if (type == CODEC_TYPE_AUDIO) {
-                get_wav_header(pb, &st->codec, type_specific_size);
+                get_wav_header(pb, st->codec, type_specific_size);
                 st->need_parsing = 1;
 		/* We have to init the frame size at some point .... */
 		pos2 = url_ftell(pb);
@@ -237,9 +237,9 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
 			|| (asf_st->ds_packet_size/asf_st->ds_chunk_size <= 1))
 			asf_st->ds_span = 0; // disable descrambling
 		}
-                switch (st->codec.codec_id) {
+                switch (st->codec->codec_id) {
                 case CODEC_ID_MP3:
-                    st->codec.frame_size = MPA_FRAME_SIZE;
+                    st->codec->frame_size = MPA_FRAME_SIZE;
                     break;
                 case CODEC_ID_PCM_S16LE:
                 case CODEC_ID_PCM_S16BE:
@@ -249,11 +249,11 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 case CODEC_ID_PCM_U8:
                 case CODEC_ID_PCM_ALAW:
                 case CODEC_ID_PCM_MULAW:
-                    st->codec.frame_size = 1;
+                    st->codec->frame_size = 1;
                     break;
                 default:
                     /* This is probably wrong, but it prevents a crash later */
-                    st->codec.frame_size = 1;
+                    st->codec->frame_size = 1;
                     break;
                 }
             } else {
@@ -262,38 +262,38 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 get_byte(pb);
                 size = get_le16(pb); /* size */
                 sizeX= get_le32(pb); /* size */
-                st->codec.width = get_le32(pb);
-		st->codec.height = get_le32(pb);
+                st->codec->width = get_le32(pb);
+		st->codec->height = get_le32(pb);
                 /* not available for asf */
                 get_le16(pb); /* panes */
-		st->codec.bits_per_sample = get_le16(pb); /* depth */
+		st->codec->bits_per_sample = get_le16(pb); /* depth */
                 tag1 = get_le32(pb);
 		url_fskip(pb, 20);
 //                av_log(NULL, AV_LOG_DEBUG, "size:%d tsize:%d sizeX:%d\n", size, total_size, sizeX);
                 size= sizeX;
 		if (size > 40) {
-		    st->codec.extradata_size = size - 40;
-		    st->codec.extradata = av_mallocz(st->codec.extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
-		    get_buffer(pb, st->codec.extradata, st->codec.extradata_size);
+		    st->codec->extradata_size = size - 40;
+		    st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
+		    get_buffer(pb, st->codec->extradata, st->codec->extradata_size);
 		}
 
         /* Extract palette from extradata if bpp <= 8 */
         /* This code assumes that extradata contains only palette */
         /* This is true for all paletted codecs implemented in ffmpeg */
-        if (st->codec.extradata_size && (st->codec.bits_per_sample <= 8)) {
-            st->codec.palctrl = av_mallocz(sizeof(AVPaletteControl));
+        if (st->codec->extradata_size && (st->codec->bits_per_sample <= 8)) {
+            st->codec->palctrl = av_mallocz(sizeof(AVPaletteControl));
 #ifdef WORDS_BIGENDIAN
-            for (i = 0; i < FFMIN(st->codec.extradata_size, AVPALETTE_SIZE)/4; i++)
-                st->codec.palctrl->palette[i] = bswap_32(((uint32_t*)st->codec.extradata)[i]);
+            for (i = 0; i < FFMIN(st->codec->extradata_size, AVPALETTE_SIZE)/4; i++)
+                st->codec->palctrl->palette[i] = bswap_32(((uint32_t*)st->codec->extradata)[i]);
 #else
-            memcpy(st->codec.palctrl->palette, st->codec.extradata,
-                   FFMIN(st->codec.extradata_size, AVPALETTE_SIZE));
+            memcpy(st->codec->palctrl->palette, st->codec->extradata,
+                   FFMIN(st->codec->extradata_size, AVPALETTE_SIZE));
 #endif
-            st->codec.palctrl->palette_changed = 1;
+            st->codec->palctrl->palette_changed = 1;
         }
 
-                st->codec.codec_tag = tag1;
-		st->codec.codec_id = codec_get_id(codec_bmp_tags, tag1);
+                st->codec->codec_tag = tag1;
+		st->codec->codec_id = codec_get_id(codec_bmp_tags, tag1);
                 if(tag1 == MKTAG('D', 'V', 'R', ' '))
                     st->need_parsing = 1;
             }
@@ -398,7 +398,7 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
         AVStream *st = s->streams[i];
 	if (st) {
 	    av_free(st->priv_data);
-            av_free(st->codec.extradata);
+            av_free(st->codec->extradata);
 	}
         av_free(st);
     }
@@ -608,8 +608,8 @@ static int asf_read_packet(AVFormatContext *s, AVPacket *pkt)
             asf_st->packet_pos= asf->packet_pos;            
 //printf("new packet: stream:%d key:%d packet_key:%d audio:%d size:%d\n", 
 //asf->stream_index, asf->packet_key_frame, asf_st->pkt.flags & PKT_FLAG_KEY,
-//s->streams[asf->stream_index]->codec.codec_type == CODEC_TYPE_AUDIO, asf->packet_obj_size);
-	    if (s->streams[asf->stream_index]->codec.codec_type == CODEC_TYPE_AUDIO) 
+//s->streams[asf->stream_index]->codec->codec_type == CODEC_TYPE_AUDIO, asf->packet_obj_size);
+	    if (s->streams[asf->stream_index]->codec->codec_type == CODEC_TYPE_AUDIO) 
 		asf->packet_key_frame = 1;
 	    if (asf->packet_key_frame)
 		asf_st->pkt.flags |= PKT_FLAG_KEY;
@@ -666,8 +666,8 @@ static int asf_read_close(AVFormatContext *s)
     for(i=0;i<s->nb_streams;i++) {
 	AVStream *st = s->streams[i];
 	av_free(st->priv_data);
-	av_free(st->codec.extradata);
-    av_free(st->codec.palctrl);
+	av_free(st->codec->extradata);
+    av_free(st->codec->palctrl);
     }
     return 0;
 }

libavformat/au.c

@@ -63,7 +63,7 @@ static int au_write_header(AVFormatContext *s)
     s->priv_data = NULL;
 
     /* format header */
-    if (put_au_header(pb, &s->streams[0]->codec) < 0) {
+    if (put_au_header(pb, s->streams[0]->codec) < 0) {
         return -1;
     }
 
@@ -143,11 +143,11 @@ static int au_read_header(AVFormatContext *s,
     st = av_new_stream(s, 0);
     if (!st)
         return -1;
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_tag = id;
-    st->codec.codec_id = codec;
-    st->codec.channels = channels;
-    st->codec.sample_rate = rate;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_tag = id;
+    st->codec->codec_id = codec;
+    st->codec->channels = channels;
+    st->codec->sample_rate = rate;
     av_set_pts_info(st, 64, 1, rate);
     return 0;
 }

libavformat/audio.c

@@ -162,8 +162,8 @@ static int audio_write_header(AVFormatContext *s1)
     int ret;
 
     st = s1->streams[0];
-    s->sample_rate = st->codec.sample_rate;
-    s->channels = st->codec.channels;
+    s->sample_rate = st->codec->sample_rate;
+    s->channels = st->codec->channels;
     ret = audio_open(s, 1, NULL);
     if (ret < 0) {
         return AVERROR_IO;
@@ -234,10 +234,10 @@ static int audio_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     }
 
     /* take real parameters */
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = s->codec_id;
-    st->codec.sample_rate = s->sample_rate;
-    st->codec.channels = s->channels;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = s->codec_id;
+    st->codec->sample_rate = s->sample_rate;
+    st->codec->channels = s->channels;
 
     av_set_pts_info(st, 48, 1, 1000000);  /* 48 bits pts in us */
     return 0;

libavformat/avformat.h

@@ -5,7 +5,7 @@
 extern "C" {
 #endif
 
-#define LIBAVFORMAT_BUILD       4628
+#define LIBAVFORMAT_BUILD       4629
 
 #define LIBAVFORMAT_VERSION_INT FFMPEG_VERSION_INT
 #define LIBAVFORMAT_VERSION     FFMPEG_VERSION
@@ -216,7 +216,7 @@ typedef struct AVIndexEntry {
 typedef struct AVStream {
     int index;    /* stream index in AVFormatContext */
     int id;       /* format specific stream id */
-    AVCodecContext codec; /* codec context */
+    AVCodecContext *codec; /* codec context */
     /**
      * real base frame rate of the stream.
      * for example if the timebase is 1/90000 and all frames have either 

libavformat/avidec.c

@@ -178,7 +178,7 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
 	           goto fail;
                 
 		ast = s->streams[0]->priv_data;
-		av_freep(&s->streams[0]->codec.extradata);
+		av_freep(&s->streams[0]->codec->extradata);
 		av_freep(&s->streams[0]);
 		s->nb_streams = 0;
 	        avi->dv_demux = dv_init_demux(s);
@@ -199,7 +199,7 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
             } 
             st = s->streams[stream_index];
             ast = st->priv_data;
-            st->codec.stream_codec_tag= handler;
+            st->codec->stream_codec_tag= handler;
 
             get_le32(pb); /* flags */
             get_le16(pb); /* priority */
@@ -259,10 +259,10 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 switch(codec_type) {
                 case CODEC_TYPE_VIDEO:
                     get_le32(pb); /* size */
-                    st->codec.width = get_le32(pb);
-                    st->codec.height = get_le32(pb);
+                    st->codec->width = get_le32(pb);
+                    st->codec->height = get_le32(pb);
                     get_le16(pb); /* panes */
-                    st->codec.bits_per_sample= get_le16(pb); /* depth */
+                    st->codec->bits_per_sample= get_le16(pb); /* depth */
                     tag1 = get_le32(pb);
                     get_le32(pb); /* ImageSize */
                     get_le32(pb); /* XPelsPerMeter */
@@ -271,41 +271,41 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
                     get_le32(pb); /* ClrImportant */
 
                  if(size > 10*4 && size<(1<<30)){
-                    st->codec.extradata_size= size - 10*4;
-                    st->codec.extradata= av_malloc(st->codec.extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
-                    get_buffer(pb, st->codec.extradata, st->codec.extradata_size);
+                    st->codec->extradata_size= size - 10*4;
+                    st->codec->extradata= av_malloc(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
+                    get_buffer(pb, st->codec->extradata, st->codec->extradata_size);
                  }
                     
-                    if(st->codec.extradata_size & 1) //FIXME check if the encoder really did this correctly
+                    if(st->codec->extradata_size & 1) //FIXME check if the encoder really did this correctly
                         get_byte(pb);
 
                     /* Extract palette from extradata if bpp <= 8 */
                     /* This code assumes that extradata contains only palette */
                     /* This is true for all paletted codecs implemented in ffmpeg */
-                    if (st->codec.extradata_size && (st->codec.bits_per_sample <= 8)) {
-                        st->codec.palctrl = av_mallocz(sizeof(AVPaletteControl));
+                    if (st->codec->extradata_size && (st->codec->bits_per_sample <= 8)) {
+                        st->codec->palctrl = av_mallocz(sizeof(AVPaletteControl));
 #ifdef WORDS_BIGENDIAN
-                        for (i = 0; i < FFMIN(st->codec.extradata_size, AVPALETTE_SIZE)/4; i++)
-                            st->codec.palctrl->palette[i] = bswap_32(((uint32_t*)st->codec.extradata)[i]);
+                        for (i = 0; i < FFMIN(st->codec->extradata_size, AVPALETTE_SIZE)/4; i++)
+                            st->codec->palctrl->palette[i] = bswap_32(((uint32_t*)st->codec->extradata)[i]);
 #else
-                        memcpy(st->codec.palctrl->palette, st->codec.extradata,
-                               FFMIN(st->codec.extradata_size, AVPALETTE_SIZE));
+                        memcpy(st->codec->palctrl->palette, st->codec->extradata,
+                               FFMIN(st->codec->extradata_size, AVPALETTE_SIZE));
 #endif
-                        st->codec.palctrl->palette_changed = 1;
+                        st->codec->palctrl->palette_changed = 1;
                     }
 
 #ifdef DEBUG
                     print_tag("video", tag1, 0);
 #endif
-                    st->codec.codec_type = CODEC_TYPE_VIDEO;
-                    st->codec.codec_tag = tag1;
-                    st->codec.codec_id = codec_get_id(codec_bmp_tags, tag1);
-                    if (st->codec.codec_id == CODEC_ID_XAN_WC4)
+                    st->codec->codec_type = CODEC_TYPE_VIDEO;
+                    st->codec->codec_tag = tag1;
+                    st->codec->codec_id = codec_get_id(codec_bmp_tags, tag1);
+                    if (st->codec->codec_id == CODEC_ID_XAN_WC4)
                         xan_video = 1;
 //                    url_fskip(pb, size - 5 * 4);
                     break;
                 case CODEC_TYPE_AUDIO:
-                    get_wav_header(pb, &st->codec, size);
+                    get_wav_header(pb, st->codec, size);
                     if (size%2) /* 2-aligned (fix for Stargate SG-1 - 3x18 - Shades of Grey.avi) */
                         url_fskip(pb, 1);
                     /* special case time: To support Xan DPCM, hardcode
@@ -314,12 +314,12 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
                     /* force parsing as several audio frames can be in
                        one packet */
                     if (xan_video)
-                        st->codec.codec_id = CODEC_ID_XAN_DPCM;
+                        st->codec->codec_id = CODEC_ID_XAN_DPCM;
                     break;
                 default:
-                    st->codec.codec_type = CODEC_TYPE_DATA;
-                    st->codec.codec_id= CODEC_ID_NONE;
-                    st->codec.codec_tag= 0;
+                    st->codec->codec_type = CODEC_TYPE_DATA;
+                    st->codec->codec_id= CODEC_ID_NONE;
+                    st->codec->codec_tag= 0;
                     url_fskip(pb, size);
                     break;
                 }
@@ -337,7 +337,7 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
     if (stream_index != s->nb_streams - 1) {
     fail:
         for(i=0;i<s->nb_streams;i++) {
-            av_freep(&s->streams[i]->codec.extradata);
+            av_freep(&s->streams[i]->codec->extradata);
             av_freep(&s->streams[i]);
         }
         return -1;
@@ -440,7 +440,7 @@ resync:
 //av_log(NULL, AV_LOG_DEBUG, "dts:%Ld offset:%d %d/%d smpl_siz:%d base:%d st:%d size:%d\n", pkt->dts, ast->frame_offset, ast->scale, ast->rate, ast->sample_size, AV_TIME_BASE, n, size);
             pkt->stream_index = avi->stream_index;
 
-            if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
+            if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
                 if(st->index_entries){
                     AVIndexEntry *e;
                     int index;
@@ -580,9 +580,9 @@ resync:
                 g = get_byte(pb);
                 b = get_byte(pb);
                     get_byte(pb);
-                st->codec.palctrl->palette[k] = b + (g << 8) + (r << 16);
+                st->codec->palctrl->palette[k] = b + (g << 8) + (r << 16);
             }
-            st->codec.palctrl->palette_changed = 1;
+            st->codec->palctrl->palette_changed = 1;
             goto resync;
         }
 
@@ -786,8 +786,8 @@ static int avi_read_close(AVFormatContext *s)
         AVStream *st = s->streams[i];
         AVIStream *ast = st->priv_data;
         av_free(ast);
-        av_free(st->codec.extradata);
-        av_free(st->codec.palctrl);
+        av_free(st->codec->extradata);
+        av_free(st->codec->palctrl);
     }
 
     if (avi->dv_demux)

libavformat/avienc.c

@@ -338,7 +338,7 @@ static int avi_write_header(AVFormatContext *s)
 
     video_enc = NULL;
     for(n=0;n<s->nb_streams;n++) {
-        stream = &s->streams[n]->codec;
+        stream = s->streams[n]->codec;
         bitrate += stream->bit_rate;
         if (stream->codec_type == CODEC_TYPE_VIDEO)
             video_enc = stream;
@@ -376,7 +376,7 @@ static int avi_write_header(AVFormatContext *s)
         list2 = start_tag(pb, "LIST");
         put_tag(pb, "strl");
     
-        stream = &s->streams[i]->codec;
+        stream = s->streams[i]->codec;
 
         /* FourCC should really be set by the codec itself */
         if (! stream->codec_tag) {
@@ -504,7 +504,7 @@ static int avi_write_ix(AVFormatContext *s)
     for (i=0;i<s->nb_streams;i++) {
 	 offset_t ix, pos;
 	 
-	 avi_stream2fourcc(&tag[0], i, s->streams[i]->codec.codec_type);
+	 avi_stream2fourcc(&tag[0], i, s->streams[i]->codec->codec_type);
 	 ix_tag[3] = '0' + i;
 	 
 	 /* Writing AVI OpenDML leaf index chunk */
@@ -576,7 +576,7 @@ static int avi_write_idx1(AVFormatContext *s)
 	    }
 	    if (!empty) {
 	        avi_stream2fourcc(&tag[0], stream_id, 
-		                  s->streams[stream_id]->codec.codec_type); 
+		                  s->streams[stream_id]->codec->codec_type); 
 	        put_tag(pb, &tag[0]);
 		put_le32(pb, ie->flags);
                 put_le32(pb, ie->pos);
@@ -591,7 +591,7 @@ static int avi_write_idx1(AVFormatContext *s)
         nb_frames = 0;
         for(n=0;n<s->nb_streams;n++) {
             if (avi->frames_hdr_strm[n] != 0) {
-                stream = &s->streams[n]->codec;
+                stream = s->streams[n]->codec;
                 url_fseek(pb, avi->frames_hdr_strm[n], SEEK_SET);
                 ff_parse_specific_params(stream, &au_byterate, &au_ssize, &au_scale);
                 if (au_ssize == 0) {
@@ -618,7 +618,7 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
     unsigned char tag[5];
     unsigned int flags=0;
     const int stream_index= pkt->stream_index;
-    AVCodecContext *enc= &s->streams[stream_index]->codec;
+    AVCodecContext *enc= s->streams[stream_index]->codec;
     int size= pkt->size;
 
 //    av_log(s, AV_LOG_DEBUG, "%lld %d %d\n", pkt->dts, avi->packet_count[stream_index], stream_index);
@@ -705,7 +705,7 @@ static int avi_write_trailer(AVFormatContext *s)
 	url_fskip(pb, 16);
 
         for (n=nb_frames=0;n<s->nb_streams;n++) {
-             AVCodecContext *stream = &s->streams[n]->codec;
+             AVCodecContext *stream = s->streams[n]->codec;
              if (stream->codec_type == CODEC_TYPE_VIDEO) {
                  if (nb_frames < stream->frame_number)
                      nb_frames = stream->frame_number;

libavformat/dv.c

@@ -560,8 +560,8 @@ static int dv_extract_audio_info(DVDemuxContext* c, uint8_t* frame)
 	   if (!c->ast[i])
 	       break;
 	   av_set_pts_info(c->ast[i], 64, 1, 30000);
-	   c->ast[i]->codec.codec_type = CODEC_TYPE_AUDIO;
-	   c->ast[i]->codec.codec_id = CODEC_ID_PCM_S16LE;
+	   c->ast[i]->codec->codec_type = CODEC_TYPE_AUDIO;
+	   c->ast[i]->codec->codec_id = CODEC_ID_PCM_S16LE;
 
            av_init_packet(&c->audio_pkt[i]);
            c->audio_pkt[i].size     = 0;
@@ -569,9 +569,9 @@ static int dv_extract_audio_info(DVDemuxContext* c, uint8_t* frame)
            c->audio_pkt[i].stream_index = c->ast[i]->index;
            c->audio_pkt[i].flags |= PKT_FLAG_KEY;
        }
-       c->ast[i]->codec.sample_rate = dv_audio_frequency[freq];
-       c->ast[i]->codec.channels = 2;
-       c->ast[i]->codec.bit_rate = 2 * dv_audio_frequency[freq] * 16;
+       c->ast[i]->codec->sample_rate = dv_audio_frequency[freq];
+       c->ast[i]->codec->channels = 2;
+       c->ast[i]->codec->bit_rate = 2 * dv_audio_frequency[freq] * 16;
        c->ast[i]->start_time = 0;
     }
     c->ach = i;
@@ -589,7 +589,7 @@ static int dv_extract_video_info(DVDemuxContext *c, uint8_t* frame)
     
     sys = dv_frame_profile(frame);
     if (sys) {
-        avctx = &c->vst->codec;
+        avctx = c->vst->codec;
 	
         av_set_pts_info(c->vst, 64, sys->frame_rate_base, sys->frame_rate);
         avctx->time_base= (AVRational){sys->frame_rate_base, sys->frame_rate};
@@ -628,10 +628,10 @@ int dv_assemble_frame(DVMuxContext *c, AVStream* st,
 	c->has_video = 0;
     }
     
-    if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
+    if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
         /* FIXME: we have to have more sensible approach than this one */
 	if (c->has_video)
-	    av_log(&st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames);
+	    av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames);
 	    
         dv_inject_video(c, data, *frame);
 	c->has_video = 1;
@@ -642,7 +642,7 @@ int dv_assemble_frame(DVMuxContext *c, AVStream* st,
     
     reqasize = 4 * dv_audio_frame_size(c->sys, c->frames);
     fsize = fifo_size(&c->audio_data, c->audio_data.rptr);
-    if (st->codec.codec_type == CODEC_TYPE_AUDIO || (c->has_video && fsize >= reqasize)) { 
+    if (st->codec->codec_type == CODEC_TYPE_AUDIO || (c->has_video && fsize >= reqasize)) { 
 	if (fsize + data_size >= reqasize && !c->has_audio) {
             if (fsize >= reqasize) {
 	        fifo_read(&c->audio_data, &pcm[0], reqasize, &c->audio_data.rptr);
@@ -658,7 +658,7 @@ int dv_assemble_frame(DVMuxContext *c, AVStream* st,
     
         /* FIXME: we have to have more sensible approach than this one */
         if (fifo_size(&c->audio_data, c->audio_data.rptr) + data_size >= 100*AVCODEC_MAX_AUDIO_FRAME_SIZE)
-	    av_log(&st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient video data or severe sync problem.\n", c->frames);
+	    av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient video data or severe sync problem.\n", c->frames);
 	fifo_write(&c->audio_data, (uint8_t *)data, data_size, &c->audio_data.wptr);
     }
 
@@ -682,7 +682,7 @@ DVMuxContext* dv_init_mux(AVFormatContext* s)
 
     /* We have to sort out where audio and where video stream is */
     for (i=0; i<s->nb_streams; i++) {
-         switch (s->streams[i]->codec.codec_type) {
+         switch (s->streams[i]->codec->codec_type) {
 	 case CODEC_TYPE_VIDEO:
 	       vst = s->streams[i];
 	       break;
@@ -695,13 +695,13 @@ DVMuxContext* dv_init_mux(AVFormatContext* s)
     }
     
     /* Some checks -- DV format is very picky about its incoming streams */
-    if (!vst || vst->codec.codec_id != CODEC_ID_DVVIDEO)
+    if (!vst || vst->codec->codec_id != CODEC_ID_DVVIDEO)
         goto bail_out;
-    if (ast  && (ast->codec.codec_id != CODEC_ID_PCM_S16LE ||
-	         ast->codec.sample_rate != 48000 ||
-	         ast->codec.channels != 2))
+    if (ast  && (ast->codec->codec_id != CODEC_ID_PCM_S16LE ||
+	         ast->codec->sample_rate != 48000 ||
+	         ast->codec->channels != 2))
 	goto bail_out;
-    c->sys = dv_codec_profile(&vst->codec);
+    c->sys = dv_codec_profile(vst->codec);
     if (!c->sys)
 	goto bail_out;
     
@@ -711,7 +711,7 @@ DVMuxContext* dv_init_mux(AVFormatContext* s)
     c->has_video = 0;
     c->start_time = (time_t)s->timestamp;
     c->aspect = 0; /* 4:3 is the default */
-    if ((int)(av_q2d(vst->codec.sample_aspect_ratio) * vst->codec.width / vst->codec.height * 10) == 17) /* 16:9 */ 
+    if ((int)(av_q2d(vst->codec->sample_aspect_ratio) * vst->codec->width / vst->codec->height * 10) == 17) /* 16:9 */ 
         c->aspect = 0x07;
 
     if (ast && fifo_init(&c->audio_data, 100*AVCODEC_MAX_AUDIO_FRAME_SIZE) < 0)
@@ -751,9 +751,9 @@ DVDemuxContext* dv_init_demux(AVFormatContext *s)
     c->frames = 0;
     c->abytes = 0;
 
-    c->vst->codec.codec_type = CODEC_TYPE_VIDEO;
-    c->vst->codec.codec_id = CODEC_ID_DVVIDEO;
-    c->vst->codec.bit_rate = 25000000;
+    c->vst->codec->codec_type = CODEC_TYPE_VIDEO;
+    c->vst->codec->codec_id = CODEC_ID_DVVIDEO;
+    c->vst->codec->bit_rate = 25000000;
     c->vst->start_time = 0;
     
     return c;
@@ -790,7 +790,7 @@ int dv_produce_packet(DVDemuxContext *c, AVPacket *pkt,
     size = dv_extract_audio_info(c, buf);
     for (i=0; i<c->ach; i++) {
        c->audio_pkt[i].size = size;
-       c->audio_pkt[i].pts  = c->abytes * 30000*8 / c->ast[i]->codec.bit_rate;
+       c->audio_pkt[i].pts  = c->abytes * 30000*8 / c->ast[i]->codec->bit_rate;
     }
     dv_extract_audio(buf, c->audio_buf[0], c->audio_buf[1]);
     c->abytes += size;
@@ -813,7 +813,7 @@ static int64_t dv_frame_offset(AVFormatContext *s, DVDemuxContext *c,
                               int64_t timestamp, int flags)
 {
     // FIXME: sys may be wrong if last dv_read_packet() failed (buffer is junk)
-    const DVprofile* sys = dv_codec_profile(&c->vst->codec);
+    const DVprofile* sys = dv_codec_profile(c->vst->codec);
     int64_t offset;
     int64_t size = url_fsize(&s->pb);
     int64_t max_offset = ((size-1) / sys->frame_size) * sys->frame_size;
@@ -886,12 +886,12 @@ static int dv_read_seek(AVFormatContext *s, int stream_index,
     RawDVContext *r = s->priv_data;
     DVDemuxContext *c = r->dv_demux;
     int64_t offset= dv_frame_offset(s, c, timestamp, flags);
-    const DVprofile* sys = dv_codec_profile(&c->vst->codec);
+    const DVprofile* sys = dv_codec_profile(c->vst->codec);
 
     c->frames= offset / sys->frame_size;
     if (c->ach)
         c->abytes= av_rescale(c->frames,
-                          c->ast[0]->codec.bit_rate * (int64_t)sys->frame_rate_base,
+                          c->ast[0]->codec->bit_rate * (int64_t)sys->frame_rate_base,
                           8*sys->frame_rate);
 			  
     dv_flush_audio_packets(c);

libavformat/electronicarts.c

@@ -188,9 +188,9 @@ static int ea_read_header(AVFormatContext *s,
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     ea->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_EA_MJPEG;
-    st->codec.codec_tag = 0;  /* no fourcc */
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_EA_MJPEG;
+    st->codec->codec_tag = 0;  /* no fourcc */
 #endif    
 
     /* initialize the audio decoder stream */
@@ -198,15 +198,15 @@ static int ea_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, EA_SAMPLE_RATE);
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_ADPCM_EA;
-    st->codec.codec_tag = 0;  /* no tag */
-    st->codec.channels = ea->num_channels;
-    st->codec.sample_rate = EA_SAMPLE_RATE;
-    st->codec.bits_per_sample = EA_BITS_PER_SAMPLE;
-    st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-        st->codec.bits_per_sample / 4;
-    st->codec.block_align = st->codec.channels * st->codec.bits_per_sample;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_ADPCM_EA;
+    st->codec->codec_tag = 0;  /* no tag */
+    st->codec->channels = ea->num_channels;
+    st->codec->sample_rate = EA_SAMPLE_RATE;
+    st->codec->bits_per_sample = EA_BITS_PER_SAMPLE;
+    st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+        st->codec->bits_per_sample / 4;
+    st->codec->block_align = st->codec->channels * st->codec->bits_per_sample;
 
     ea->audio_stream_index = st->index;
     ea->audio_frame_counter = 0;

libavformat/ffm.c

@@ -141,7 +141,7 @@ static int ffm_write_header(AVFormatContext *s)
     bit_rate = 0;
     for(i=0;i<s->nb_streams;i++) {
         st = s->streams[i];
-        bit_rate += st->codec.bit_rate;
+        bit_rate += st->codec->bit_rate;
     }
     put_be32(pb, bit_rate);
 
@@ -154,7 +154,7 @@ static int ffm_write_header(AVFormatContext *s)
         av_set_pts_info(st, 64, 1, 1000000);
         st->priv_data = fst;
 
-        codec = &st->codec;
+        codec = st->codec;
         /* generic info */
         put_be32(pb, codec->codec_id);
         put_byte(pb, codec->codec_type);
@@ -247,10 +247,10 @@ static int ffm_write_packet(AVFormatContext *s, AVPacket *pkt)
     int size= pkt->size;
 
     //XXX/FIXME use duration from pkt
-    if (st->codec.codec_type == CODEC_TYPE_AUDIO) {
-        duration = ((float)st->codec.frame_size / st->codec.sample_rate * 1000000.0);
+    if (st->codec->codec_type == CODEC_TYPE_AUDIO) {
+        duration = ((float)st->codec->frame_size / st->codec->sample_rate * 1000000.0);
     } else {
-        duration = (1000000.0 * st->codec.time_base.num / (float)st->codec.time_base.den);
+        duration = (1000000.0 * st->codec->time_base.num / (float)st->codec->time_base.den);
     }
 
     pts = fst->pts;
@@ -485,10 +485,10 @@ static int ffm_read_header(AVFormatContext *s, AVFormatParameters *ap)
             
         st->priv_data = fst;
 
-        codec = &st->codec;
+        codec = st->codec;
         /* generic info */
-        st->codec.codec_id = get_be32(pb);
-        st->codec.codec_type = get_byte(pb); /* codec_type */
+        st->codec->codec_id = get_be32(pb);
+        st->codec->codec_type = get_byte(pb); /* codec_type */
         codec->bit_rate = get_be32(pb);
 	st->quality = get_be32(pb);
         codec->flags = get_be32(pb);

libavformat/flic.c

@@ -86,19 +86,19 @@ static int flic_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
     flic->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_FLIC;
-    st->codec.codec_tag = 0;  /* no fourcc */
-    st->codec.width = LE_16(&header[0x08]);
-    st->codec.height = LE_16(&header[0x0A]);
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_FLIC;
+    st->codec->codec_tag = 0;  /* no fourcc */
+    st->codec->width = LE_16(&header[0x08]);
+    st->codec->height = LE_16(&header[0x0A]);
 
-    if (!st->codec.width || !st->codec.height)
+    if (!st->codec->width || !st->codec->height)
         return AVERROR_INVALIDDATA;
 
     /* send over the whole 128-byte FLIC header */
-    st->codec.extradata_size = FLIC_HEADER_SIZE;
-    st->codec.extradata = av_malloc(FLIC_HEADER_SIZE);
-    memcpy(st->codec.extradata, header, FLIC_HEADER_SIZE);
+    st->codec->extradata_size = FLIC_HEADER_SIZE;
+    st->codec->extradata = av_malloc(FLIC_HEADER_SIZE);
+    memcpy(st->codec->extradata, header, FLIC_HEADER_SIZE);
 
     av_set_pts_info(st, 33, 1, 90000);
 
@@ -113,10 +113,10 @@ static int flic_read_header(AVFormatContext *s,
         url_fseek(pb, 12, SEEK_SET);
 
         /* send over abbreviated FLIC header chunk */
-        av_free(st->codec.extradata);
-        st->codec.extradata_size = 12;
-        st->codec.extradata = av_malloc(12);
-        memcpy(st->codec.extradata, header, 12);
+        av_free(st->codec->extradata);
+        st->codec->extradata_size = 12;
+        st->codec->extradata = av_malloc(12);
+        memcpy(st->codec->extradata, header, 12);
 
     } else if (magic_number == FLIC_FILE_MAGIC_1) {
         /*

libavformat/flvdec.c

@@ -102,7 +102,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
             return AVERROR_NOMEM;
 
         av_set_pts_info(st, 24, 1, 1000); /* 24 bit pts in ms */
-        st->codec.time_base= (AVRational){1,1000};
+        st->codec->time_base= (AVRational){1,1000};
     }
 //    av_log(NULL, AV_LOG_DEBUG, "%d %X %d \n", is_audio, flags, st->discard);
     if(  (st->discard >= AVDISCARD_NONKEY && !((flags >> 4)==1 ||  is_audio))
@@ -116,34 +116,34 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
  }
 
     if(is_audio){
-        if(st->codec.sample_rate == 0){
-            st->codec.codec_type = CODEC_TYPE_AUDIO;
-            st->codec.channels = (flags&1)+1;
+        if(st->codec->sample_rate == 0){
+            st->codec->codec_type = CODEC_TYPE_AUDIO;
+            st->codec->channels = (flags&1)+1;
             if((flags >> 4) == 5)
-                st->codec.sample_rate= 8000;
+                st->codec->sample_rate= 8000;
             else
-                st->codec.sample_rate = (44100<<((flags>>2)&3))>>3;
+                st->codec->sample_rate = (44100<<((flags>>2)&3))>>3;
             switch(flags >> 4){/* 0: uncompressed 1: ADPCM 2: mp3 5: Nellymoser 8kHz mono 6: Nellymoser*/
-	    case 0: if (flags&2) st->codec.codec_id = CODEC_ID_PCM_S16BE;
-		    else st->codec.codec_id = CODEC_ID_PCM_S8; break;
-	    case 1: st->codec.codec_id = CODEC_ID_ADPCM_SWF; break;
-            case 2: st->codec.codec_id = CODEC_ID_MP3; break;
+	    case 0: if (flags&2) st->codec->codec_id = CODEC_ID_PCM_S16BE;
+		    else st->codec->codec_id = CODEC_ID_PCM_S8; break;
+	    case 1: st->codec->codec_id = CODEC_ID_ADPCM_SWF; break;
+            case 2: st->codec->codec_id = CODEC_ID_MP3; break;
 	    // this is not listed at FLV but at SWF, strange...
-	    case 3: if (flags&2) st->codec.codec_id = CODEC_ID_PCM_S16LE;
-		    else st->codec.codec_id = CODEC_ID_PCM_S8; break;
+	    case 3: if (flags&2) st->codec->codec_id = CODEC_ID_PCM_S16LE;
+		    else st->codec->codec_id = CODEC_ID_PCM_S8; break;
             default:
     		av_log(s, AV_LOG_INFO, "Unsupported audio codec (%x)\n", flags >> 4);
-                st->codec.codec_tag= (flags >> 4);
+                st->codec->codec_tag= (flags >> 4);
             }
-	    st->codec.bits_per_sample = (flags & 2) ? 16 : 8;
+	    st->codec->bits_per_sample = (flags & 2) ? 16 : 8;
         }
     }else{
-            st->codec.codec_type = CODEC_TYPE_VIDEO;
+            st->codec->codec_type = CODEC_TYPE_VIDEO;
             switch(flags & 0xF){
-            case 2: st->codec.codec_id = CODEC_ID_FLV1; break;
+            case 2: st->codec->codec_id = CODEC_ID_FLV1; break;
             default:
     		av_log(s, AV_LOG_INFO, "Unsupported video codec (%x)\n", flags & 0xf);
-                st->codec.codec_tag= flags & 0xF;
+                st->codec->codec_tag= flags & 0xF;
             }
     }
 

libavformat/flvenc.c

@@ -97,7 +97,7 @@ static int flv_write_header(AVFormatContext *s)
     put_be32(pb,0);
     
     for(i=0; i<s->nb_streams; i++){
-        AVCodecContext *enc = &s->streams[i]->codec;
+        AVCodecContext *enc = s->streams[i]->codec;
         av_set_pts_info(s->streams[i], 24, 1, 1000); /* 24 bit pts in ms */
         if(enc->codec_tag == 5){
             put_byte(pb,8); // message type
@@ -134,7 +134,7 @@ static int flv_write_trailer(AVFormatContext *s)
 static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     ByteIOContext *pb = &s->pb;
-    AVCodecContext *enc = &s->streams[pkt->stream_index]->codec;
+    AVCodecContext *enc = s->streams[pkt->stream_index]->codec;
     FLVContext *flv = s->priv_data;
     int size= pkt->size;
     int flags;

libavformat/gif.c

@@ -327,7 +327,7 @@ static int gif_write_header(AVFormatContext *s)
 
     video_enc = NULL;
     for(i=0;i<s->nb_streams;i++) {
-        enc = &s->streams[i]->codec;
+        enc = s->streams[i]->codec;
         if (enc->codec_type != CODEC_TYPE_AUDIO)
             video_enc = enc;
     }
@@ -388,7 +388,7 @@ static int gif_write_video(AVFormatContext *s,
 
 static int gif_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
-    AVCodecContext *codec = &s->streams[pkt->stream_index]->codec;
+    AVCodecContext *codec = s->streams[pkt->stream_index]->codec;
     if (codec->codec_type == CODEC_TYPE_AUDIO)
         return 0; /* just ignore audio */
     else

libavformat/gifdec.c

@@ -555,14 +555,14 @@ static int gif_read_header(AVFormatContext * s1,
     if (!st)
 	return -1;
 
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_RAWVIDEO;
-    st->codec.time_base.den = 5;
-    st->codec.time_base.num = 1;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_RAWVIDEO;
+    st->codec->time_base.den = 5;
+    st->codec->time_base.num = 1;
     /* XXX: check if screen size is always valid */
-    st->codec.width = s->screen_width;
-    st->codec.height = s->screen_height;
-    st->codec.pix_fmt = PIX_FMT_RGB24;
+    st->codec->width = s->screen_width;
+    st->codec->height = s->screen_height;
+    st->codec->pix_fmt = PIX_FMT_RGB24;
     return 0;
 }
 

libavformat/grab.c

@@ -109,11 +109,11 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     }
 
     desired_palette = -1;
-    if (st->codec.pix_fmt == PIX_FMT_YUV420P) {
+    if (st->codec->pix_fmt == PIX_FMT_YUV420P) {
         desired_palette = VIDEO_PALETTE_YUV420P;
-    } else if (st->codec.pix_fmt == PIX_FMT_YUV422) {
+    } else if (st->codec->pix_fmt == PIX_FMT_YUV422) {
         desired_palette = VIDEO_PALETTE_YUV422;
-    } else if (st->codec.pix_fmt == PIX_FMT_BGR24) {
+    } else if (st->codec->pix_fmt == PIX_FMT_BGR24) {
         desired_palette = VIDEO_PALETTE_RGB24;
     }    
 
@@ -245,15 +245,15 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     switch(s->frame_format) {
     case VIDEO_PALETTE_YUV420P:
         frame_size = (width * height * 3) / 2;
-        st->codec.pix_fmt = PIX_FMT_YUV420P;
+        st->codec->pix_fmt = PIX_FMT_YUV420P;
         break;
     case VIDEO_PALETTE_YUV422:
         frame_size = width * height * 2;
-        st->codec.pix_fmt = PIX_FMT_YUV422;
+        st->codec->pix_fmt = PIX_FMT_YUV422;
         break;
     case VIDEO_PALETTE_RGB24:
         frame_size = width * height * 3;
-        st->codec.pix_fmt = PIX_FMT_BGR24; /* NOTE: v4l uses BGR24, not RGB24 ! */
+        st->codec->pix_fmt = PIX_FMT_BGR24; /* NOTE: v4l uses BGR24, not RGB24 ! */
         break;
     default:
         goto fail;
@@ -261,12 +261,12 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     s->fd = video_fd;
     s->frame_size = frame_size;
     
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_RAWVIDEO;
-    st->codec.width = width;
-    st->codec.height = height;
-    st->codec.time_base.den      = frame_rate;
-    st->codec.time_base.num = frame_rate_base;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_RAWVIDEO;
+    st->codec->width = width;
+    st->codec->height = height;
+    st->codec->time_base.den      = frame_rate;
+    st->codec->time_base.num = frame_rate_base;
 
     return 0;
  fail:

libavformat/idcin.c

@@ -156,20 +156,20 @@ static int idcin_read_header(AVFormatContext *s,
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     idcin->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_IDCIN;
-    st->codec.codec_tag = 0;  /* no fourcc */
-    st->codec.width = width;
-    st->codec.height = height;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_IDCIN;
+    st->codec->codec_tag = 0;  /* no fourcc */
+    st->codec->width = width;
+    st->codec->height = height;
 
     /* load up the Huffman tables into extradata */
-    st->codec.extradata_size = HUFFMAN_TABLE_SIZE;
-    st->codec.extradata = av_malloc(HUFFMAN_TABLE_SIZE);
-    if (get_buffer(pb, st->codec.extradata, HUFFMAN_TABLE_SIZE) !=
+    st->codec->extradata_size = HUFFMAN_TABLE_SIZE;
+    st->codec->extradata = av_malloc(HUFFMAN_TABLE_SIZE);
+    if (get_buffer(pb, st->codec->extradata, HUFFMAN_TABLE_SIZE) !=
         HUFFMAN_TABLE_SIZE)
         return AVERROR_IO;
     /* save a reference in order to transport the palette */
-    st->codec.palctrl = &idcin->palctrl;
+    st->codec->palctrl = &idcin->palctrl;
 
     /* if sample rate is 0, assume no audio */
     if (sample_rate) {
@@ -179,17 +179,17 @@ static int idcin_read_header(AVFormatContext *s,
             return AVERROR_NOMEM;
         av_set_pts_info(st, 33, 1, 90000);
         idcin->audio_stream_index = st->index;
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_tag = 1;
-        st->codec.channels = channels;
-        st->codec.sample_rate = sample_rate;
-        st->codec.bits_per_sample = bytes_per_sample * 8;
-        st->codec.bit_rate = sample_rate * bytes_per_sample * 8 * channels;
-        st->codec.block_align = bytes_per_sample * channels;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_tag = 1;
+        st->codec->channels = channels;
+        st->codec->sample_rate = sample_rate;
+        st->codec->bits_per_sample = bytes_per_sample * 8;
+        st->codec->bit_rate = sample_rate * bytes_per_sample * 8 * channels;
+        st->codec->block_align = bytes_per_sample * channels;
         if (bytes_per_sample == 1)
-            st->codec.codec_id = CODEC_ID_PCM_U8;
+            st->codec->codec_id = CODEC_ID_PCM_U8;
         else
-            st->codec.codec_id = CODEC_ID_PCM_S16LE;
+            st->codec->codec_id = CODEC_ID_PCM_S16LE;
 
         if (sample_rate % 14 != 0) {
             idcin->audio_chunk_size1 = (sample_rate / 14) *

libavformat/idroq.c

@@ -145,11 +145,11 @@ static int roq_read_header(AVFormatContext *s,
     /* set the pts reference (1 pts = 1/90000) */
     av_set_pts_info(st, 33, 1, 90000);
     roq->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_ROQ;
-    st->codec.codec_tag = 0;  /* no fourcc */
-    st->codec.width = roq->width;
-    st->codec.height = roq->height;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_ROQ;
+    st->codec->codec_tag = 0;  /* no fourcc */
+    st->codec->width = roq->width;
+    st->codec->height = roq->height;
 
     if (roq->audio_channels) {
         st = av_new_stream(s, 0);
@@ -157,15 +157,15 @@ static int roq_read_header(AVFormatContext *s,
             return AVERROR_NOMEM;
         av_set_pts_info(st, 33, 1, 90000);
         roq->audio_stream_index = st->index;
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = CODEC_ID_ROQ_DPCM;
-        st->codec.codec_tag = 0;  /* no tag */
-        st->codec.channels = roq->audio_channels;
-        st->codec.sample_rate = RoQ_AUDIO_SAMPLE_RATE;
-        st->codec.bits_per_sample = 16;
-        st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-            st->codec.bits_per_sample;
-        st->codec.block_align = st->codec.channels * st->codec.bits_per_sample;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = CODEC_ID_ROQ_DPCM;
+        st->codec->codec_tag = 0;  /* no tag */
+        st->codec->channels = roq->audio_channels;
+        st->codec->sample_rate = RoQ_AUDIO_SAMPLE_RATE;
+        st->codec->bits_per_sample = 16;
+        st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+            st->codec->bits_per_sample;
+        st->codec->block_align = st->codec->channels * st->codec->bits_per_sample;
     }
 
     return 0;

libavformat/img.c

@@ -134,9 +134,9 @@ static int img_read_header(AVFormatContext *s1, AVFormatParameters *ap)
         s->is_pipe = 1;
 
     if (!ap || !ap->time_base.num) {
-        st->codec.time_base= (AVRational){1,25};
+        st->codec->time_base= (AVRational){1,25};
     } else {
-        st->codec.time_base= ap->time_base;
+        st->codec->time_base= ap->time_base;
     }
  
     if (!s->is_pipe) {
@@ -166,11 +166,11 @@ static int img_read_header(AVFormatContext *s1, AVFormatParameters *ap)
         url_fseek(f, 0, SEEK_SET);
     }
     
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_RAWVIDEO;
-    st->codec.width = s->width;
-    st->codec.height = s->height;
-    st->codec.pix_fmt = s->pix_fmt;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_RAWVIDEO;
+    st->codec->width = s->width;
+    st->codec->height = s->height;
+    st->codec->pix_fmt = s->pix_fmt;
     s->img_size = avpicture_get_size(s->pix_fmt, (s->width+15)&(~15), (s->height+15)&(~15));
 
     return 0;
@@ -232,7 +232,7 @@ static int img_read_packet(AVFormatContext *s1, AVPacket *pkt)
     } else {
         /* XXX: computing this pts is not necessary as it is done in
            the generic code too */
-        pkt->pts = av_rescale((int64_t)s->img_count * s1->streams[0]->codec.time_base.num, s1->streams[0]->time_base.den, s1->streams[0]->codec.time_base.den) / s1->streams[0]->time_base.num;
+        pkt->pts = av_rescale((int64_t)s->img_count * s1->streams[0]->codec->time_base.num, s1->streams[0]->time_base.den, s1->streams[0]->codec->time_base.den) / s1->streams[0]->time_base.num;
         s->img_count++;
         s->img_number++;
         return 0;
@@ -276,7 +276,7 @@ static int img_set_parameters(AVFormatContext *s, AVFormatParameters *ap)
         return -1;
     img->img_fmt = img_fmt;
     img->pix_fmt = i;
-    st->codec.pix_fmt = img->pix_fmt;
+    st->codec->pix_fmt = img->pix_fmt;
     return 0;
 }
 
@@ -306,8 +306,8 @@ static int img_write_packet(AVFormatContext *s, AVPacket *pkt)
     char filename[1024];
     AVImageInfo info;
 
-    width = st->codec.width;
-    height = st->codec.height;
+    width = st->codec->width;
+    height = st->codec->height;
     
     picture = (AVPicture *)pkt->data;
 
@@ -323,7 +323,7 @@ static int img_write_packet(AVFormatContext *s, AVPacket *pkt)
     }
     info.width = width;
     info.height = height;
-    info.pix_fmt = st->codec.pix_fmt;
+    info.pix_fmt = st->codec->pix_fmt;
     info.interleaved = 0;    /* FIXME: there should be a way to set it right */
     info.pict = *picture;
     ret = av_write_image(pb, img->img_fmt, &info);

libavformat/img2.c

@@ -193,8 +193,8 @@ static int img_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     }
     
     if(ap && ap->width && ap->height){
-        st->codec.width = ap->width;
-        st->codec.height= ap->height;
+        st->codec->width = ap->width;
+        st->codec->height= ap->height;
     }
     
     if (!s->is_pipe) {
@@ -209,17 +209,17 @@ static int img_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     }
     
     if(ap->video_codec_id){
-        st->codec.codec_type = CODEC_TYPE_VIDEO;
-        st->codec.codec_id = ap->video_codec_id;
+        st->codec->codec_type = CODEC_TYPE_VIDEO;
+        st->codec->codec_id = ap->video_codec_id;
     }else if(ap->audio_codec_id){
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = ap->audio_codec_id;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = ap->audio_codec_id;
     }else{
-        st->codec.codec_type = CODEC_TYPE_VIDEO;
-        st->codec.codec_id = av_str2id(img_tags, s->path);
+        st->codec->codec_type = CODEC_TYPE_VIDEO;
+        st->codec->codec_id = av_str2id(img_tags, s->path);
     }
-    if(st->codec.codec_type == CODEC_TYPE_VIDEO && ap->pix_fmt != PIX_FMT_NONE)
-        st->codec.pix_fmt = ap->pix_fmt;
+    if(st->codec->codec_type == CODEC_TYPE_VIDEO && ap->pix_fmt != PIX_FMT_NONE)
+        st->codec->pix_fmt = ap->pix_fmt;
 
     return 0;
 }
@@ -231,7 +231,7 @@ static int img_read_packet(AVFormatContext *s1, AVPacket *pkt)
     int i;
     int size[3]={0}, ret[3]={0};
     ByteIOContext f1[3], *f[3]= {&f1[0], &f1[1], &f1[2]};
-    AVCodecContext *codec= &s1->streams[0]->codec;
+    AVCodecContext *codec= s1->streams[0]->codec;
 
     if (!s->is_pipe) {
         /* loop over input */
@@ -314,7 +314,7 @@ static int img_write_packet(AVFormatContext *s, AVPacket *pkt)
     VideoData *img = s->priv_data;
     ByteIOContext pb1[3], *pb[3]= {&pb1[0], &pb1[1], &pb1[2]};
     char filename[1024];
-    AVCodecContext *codec= &s->streams[ pkt->stream_index ]->codec;
+    AVCodecContext *codec= s->streams[ pkt->stream_index ]->codec;
     int i;
 
     if (!img->is_pipe) {

libavformat/ipmovie.c

@@ -554,14 +554,14 @@ static int ipmovie_read_header(AVFormatContext *s,
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     ipmovie->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_INTERPLAY_VIDEO;
-    st->codec.codec_tag = 0;  /* no fourcc */
-    st->codec.width = ipmovie->video_width;
-    st->codec.height = ipmovie->video_height;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_INTERPLAY_VIDEO;
+    st->codec->codec_tag = 0;  /* no fourcc */
+    st->codec->width = ipmovie->video_width;
+    st->codec->height = ipmovie->video_height;
 
     /* palette considerations */
-    st->codec.palctrl = &ipmovie->palette_control;
+    st->codec->palctrl = &ipmovie->palette_control;
 
     if (ipmovie->audio_type) {
         st = av_new_stream(s, 0);
@@ -569,17 +569,17 @@ static int ipmovie_read_header(AVFormatContext *s,
             return AVERROR_NOMEM;
         av_set_pts_info(st, 33, 1, 90000);
         ipmovie->audio_stream_index = st->index;
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = ipmovie->audio_type;
-        st->codec.codec_tag = 0;  /* no tag */
-        st->codec.channels = ipmovie->audio_channels;
-        st->codec.sample_rate = ipmovie->audio_sample_rate;
-        st->codec.bits_per_sample = ipmovie->audio_bits;
-        st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-            st->codec.bits_per_sample;
-        if (st->codec.codec_id == CODEC_ID_INTERPLAY_DPCM)
-            st->codec.bit_rate /= 2;
-        st->codec.block_align = st->codec.channels * st->codec.bits_per_sample;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = ipmovie->audio_type;
+        st->codec->codec_tag = 0;  /* no tag */
+        st->codec->channels = ipmovie->audio_channels;
+        st->codec->sample_rate = ipmovie->audio_sample_rate;
+        st->codec->bits_per_sample = ipmovie->audio_bits;
+        st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+            st->codec->bits_per_sample;
+        if (st->codec->codec_id == CODEC_ID_INTERPLAY_DPCM)
+            st->codec->bit_rate /= 2;
+        st->codec->block_align = st->codec->channels * st->codec->bits_per_sample;
     }
 
     return 0;

libavformat/matroska.c

@@ -2273,46 +2273,46 @@ matroska_read_header (AVFormatContext    *s,
                 return AVERROR_NOMEM;
             av_set_pts_info(st, 24, 1, 1000); /* 24 bit pts in ms */
 
-            st->codec.codec_id = codec_id;
+            st->codec->codec_id = codec_id;
 
             if(extradata){
-                st->codec.extradata = extradata;
-                st->codec.extradata_size = extradata_size;
+                st->codec->extradata = extradata;
+                st->codec->extradata_size = extradata_size;
             } else if(track->codec_priv && track->codec_priv_size > 0){
-                st->codec.extradata = av_malloc(track->codec_priv_size);
-                if(st->codec.extradata == NULL)
+                st->codec->extradata = av_malloc(track->codec_priv_size);
+                if(st->codec->extradata == NULL)
                     return AVERROR_NOMEM;
-                st->codec.extradata_size = track->codec_priv_size;
-                memcpy(st->codec.extradata, track->codec_priv,
+                st->codec->extradata_size = track->codec_priv_size;
+                memcpy(st->codec->extradata, track->codec_priv,
                        track->codec_priv_size);
             }
 
             if (track->type == MATROSKA_TRACK_TYPE_VIDEO) {
                 MatroskaVideoTrack *videotrack = (MatroskaVideoTrack *)track;
 
-                st->codec.codec_type = CODEC_TYPE_VIDEO;
-                st->codec.codec_tag = videotrack->fourcc;
-                st->codec.width = videotrack->pixel_width;
-                st->codec.height = videotrack->pixel_height;
+                st->codec->codec_type = CODEC_TYPE_VIDEO;
+                st->codec->codec_tag = videotrack->fourcc;
+                st->codec->width = videotrack->pixel_width;
+                st->codec->height = videotrack->pixel_height;
                 if (videotrack->display_width == 0)
-                    st->codec.sample_aspect_ratio.num =
+                    st->codec->sample_aspect_ratio.num =
                         videotrack->pixel_width;
                 else
-                    st->codec.sample_aspect_ratio.num =
+                    st->codec->sample_aspect_ratio.num =
                         videotrack->display_width;
                 if (videotrack->display_height == 0)
-                    st->codec.sample_aspect_ratio.num =
+                    st->codec->sample_aspect_ratio.num =
                         videotrack->pixel_height;
                 else
-                    st->codec.sample_aspect_ratio.num =
+                    st->codec->sample_aspect_ratio.num =
                         videotrack->display_height;
 
             } else if (track->type == MATROSKA_TRACK_TYPE_AUDIO) {
                 MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;
 
-                st->codec.codec_type = CODEC_TYPE_AUDIO;
-                st->codec.sample_rate = audiotrack->samplerate;
-                st->codec.channels = audiotrack->channels;
+                st->codec->codec_type = CODEC_TYPE_AUDIO;
+                st->codec->sample_rate = audiotrack->samplerate;
+                st->codec->channels = audiotrack->channels;
             }
 
             /* What do we do with private data? E.g. for Vorbis. */
@@ -2700,7 +2700,7 @@ matroska_read_close (AVFormatContext *s)
     }
 
     for (n = 0; n < s->nb_streams; n++) {
-        av_free(s->streams[n]->codec.extradata);
+        av_free(s->streams[n]->codec->extradata);
     }
 
     memset(matroska, 0, sizeof(MatroskaDemuxContext));

libavformat/mmf.c

@@ -61,9 +61,9 @@ static int mmf_write_header(AVFormatContext *s)
     offset_t pos;
     int rate;
 
-    rate = mmf_rate_code(s->streams[0]->codec.sample_rate);
+    rate = mmf_rate_code(s->streams[0]->codec->sample_rate);
     if(rate < 0) {
-        av_log(s, AV_LOG_ERROR, "Unsupported sample rate %d\n", s->streams[0]->codec.sample_rate);
+        av_log(s, AV_LOG_ERROR, "Unsupported sample rate %d\n", s->streams[0]->codec->sample_rate);
         return -1;
     }
     
@@ -96,7 +96,7 @@ static int mmf_write_header(AVFormatContext *s)
 
     mmf->awapos = start_tag(pb, "Awa\x01");
 
-    av_set_pts_info(s->streams[0], 64, 1, s->streams[0]->codec.sample_rate);
+    av_set_pts_info(s->streams[0], 64, 1, s->streams[0]->codec->sample_rate);
 
     put_flush_packet(pb);
 
@@ -144,7 +144,7 @@ static int mmf_write_trailer(AVFormatContext *s)
         /* "play wav" */
         put_byte(pb, 0); /* start time */
         put_byte(pb, 1); /* (channel << 6) | wavenum */
-        gatetime = size * 500 / s->streams[0]->codec.sample_rate;
+        gatetime = size * 500 / s->streams[0]->codec->sample_rate;
         put_varlength(pb, gatetime); /* duration */
 
         /* "nop" */
@@ -239,14 +239,14 @@ static int mmf_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
 
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_ADPCM_YAMAHA;
-    st->codec.sample_rate = rate;
-    st->codec.channels = 1;
-    st->codec.bits_per_sample = 4;
-    st->codec.bit_rate = st->codec.sample_rate * st->codec.bits_per_sample;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_ADPCM_YAMAHA;
+    st->codec->sample_rate = rate;
+    st->codec->channels = 1;
+    st->codec->bits_per_sample = 4;
+    st->codec->bit_rate = st->codec->sample_rate * st->codec->bits_per_sample;
 
-    av_set_pts_info(st, 64, 1, st->codec.sample_rate);
+    av_set_pts_info(st, 64, 1, st->codec->sample_rate);
 
     return 0;
 }

libavformat/movenc.c

@@ -1256,11 +1256,11 @@ int mov_write_ftyp_tag(ByteIOContext *pb, AVFormatContext *s)
 
 static void mov_write_uuidprof_tag(ByteIOContext *pb, AVFormatContext *s)
 {
-    int AudioRate = s->streams[1]->codec.sample_rate;
-    int FrameRate = ((s->streams[0]->codec.time_base.den) * (0x10000))/ (s->streams[0]->codec.time_base.num);
+    int AudioRate = s->streams[1]->codec->sample_rate;
+    int FrameRate = ((s->streams[0]->codec->time_base.den) * (0x10000))/ (s->streams[0]->codec->time_base.num);
  
     //printf("audiorate = %d\n",AudioRate);
-    //printf("framerate = %d / %d = 0x%x\n",s->streams[0]->codec.time_base.den,s->streams[0]->codec.time_base.num,FrameRate);
+    //printf("framerate = %d / %d = 0x%x\n",s->streams[0]->codec->time_base.den,s->streams[0]->codec->time_base.num,FrameRate);
 
     put_be32(pb, 0x94 ); /* size */
     put_tag(pb, "uuid");
@@ -1302,8 +1302,8 @@ static void mov_write_uuidprof_tag(ByteIOContext *pb, AVFormatContext *s)
     put_be32(pb, 0xc0 );
     put_be32(pb, FrameRate);  // was 0xefc29   
     put_be32(pb, FrameRate );  // was 0xefc29
-    put_be16(pb, s->streams[0]->codec.width);
-    put_be16(pb, s->streams[0]->codec.height);
+    put_be16(pb, s->streams[0]->codec->width);
+    put_be16(pb, s->streams[0]->codec->height);
     put_be32(pb, 0x010001 );
 }
 
@@ -1314,7 +1314,7 @@ static int mov_write_header(AVFormatContext *s)
     int i;
 
     for(i=0; i<s->nb_streams; i++){
-        AVCodecContext *c= &s->streams[i]->codec;
+        AVCodecContext *c= s->streams[i]->codec;
 
         if      (c->codec_type == CODEC_TYPE_VIDEO){
             if (!codec_get_tag(codec_movvideo_tags, c->codec_id)){
@@ -1367,7 +1367,7 @@ static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     MOVContext *mov = s->priv_data;
     ByteIOContext *pb = &s->pb;
-    AVCodecContext *enc = &s->streams[pkt->stream_index]->codec;
+    AVCodecContext *enc = s->streams[pkt->stream_index]->codec;
     MOVTrack* trk = &mov->tracks[pkt->stream_index];
     int cl, id;
     unsigned int samplesInChunk = 0;

libavformat/mp3.c

@@ -251,8 +251,8 @@ static int mp3_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
 
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_MP3;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_MP3;
     st->need_parsing = 1;
     
     /* try to get the TAG */

libavformat/mpeg.c

@@ -360,26 +360,26 @@ static int mpeg_mux_init(AVFormatContext *ctx)
 
         av_set_pts_info(st, 64, 1, 90000);
 
-        switch(st->codec.codec_type) {
+        switch(st->codec->codec_type) {
         case CODEC_TYPE_AUDIO:
-            if (st->codec.codec_id == CODEC_ID_AC3) {
+            if (st->codec->codec_id == CODEC_ID_AC3) {
                 stream->id = ac3_id++;
-            } else if (st->codec.codec_id == CODEC_ID_DTS) {
+            } else if (st->codec->codec_id == CODEC_ID_DTS) {
                 stream->id = dts_id++;
-            } else if (st->codec.codec_id == CODEC_ID_PCM_S16BE) {
+            } else if (st->codec->codec_id == CODEC_ID_PCM_S16BE) {
                 stream->id = lpcm_id++;
                 for(j = 0; j < 4; j++) {
-                    if (lpcm_freq_tab[j] == st->codec.sample_rate)
+                    if (lpcm_freq_tab[j] == st->codec->sample_rate)
                         break;
                 }
                 if (j == 4)
                     goto fail;
-                if (st->codec.channels > 8)
+                if (st->codec->channels > 8)
                     return -1;
                 stream->lpcm_header[0] = 0x0c;
-                stream->lpcm_header[1] = (st->codec.channels - 1) | (j << 4);
+                stream->lpcm_header[1] = (st->codec->channels - 1) | (j << 4);
                 stream->lpcm_header[2] = 0x80;
-                stream->lpcm_align = st->codec.channels * 2;
+                stream->lpcm_align = st->codec->channels * 2;
             } else {
                 stream->id = mpa_id++;
             }
@@ -391,8 +391,8 @@ static int mpeg_mux_init(AVFormatContext *ctx)
             break;
         case CODEC_TYPE_VIDEO:
             stream->id = mpv_id++;
-            if (st->codec.rc_buffer_size)
-                stream->max_buffer_size = 6*1024 + st->codec.rc_buffer_size/8;
+            if (st->codec->rc_buffer_size)
+                stream->max_buffer_size = 6*1024 + st->codec->rc_buffer_size/8;
             else
                 stream->max_buffer_size = 230*1024; //FIXME this is probably too small as default
 #if 0
@@ -422,10 +422,10 @@ static int mpeg_mux_init(AVFormatContext *ctx)
         st = ctx->streams[i];
         stream = (StreamInfo*) st->priv_data;
 
-        if(st->codec.rc_max_rate || stream->id==VIDEO_ID)
-            codec_rate= st->codec.rc_max_rate;
+        if(st->codec->rc_max_rate || stream->id==VIDEO_ID)
+            codec_rate= st->codec->rc_max_rate;
         else
-            codec_rate= st->codec.bit_rate;
+            codec_rate= st->codec->bit_rate;
                 
         if(!codec_rate)
             codec_rate= (1<<21)*8*50/ctx->nb_streams;
@@ -1073,7 +1073,7 @@ retry:
         /* for subtitle, a single PES packet must be generated,
            so we flush after every single subtitle packet */
         if(s->packet_size > avail_data && !flush
-           && st->codec.codec_type != CODEC_TYPE_SUBTITLE)
+           && st->codec->codec_type != CODEC_TYPE_SUBTITLE)
             return 0;
         if(avail_data==0)
             continue;
@@ -1183,7 +1183,7 @@ static int mpeg_mux_write_packet(AVFormatContext *ctx, AVPacket *pkt)
     int64_t pts, dts;
     PacketDesc *pkt_desc;
     const int preload= av_rescale(ctx->preload, 90000, AV_TIME_BASE);
-    const int is_iframe = st->codec.codec_type == CODEC_TYPE_VIDEO && (pkt->flags & PKT_FLAG_KEY);
+    const int is_iframe = st->codec->codec_type == CODEC_TYPE_VIDEO && (pkt->flags & PKT_FLAG_KEY);
     
     pts= pkt->pts;
     dts= pkt->dts;
@@ -1634,8 +1634,8 @@ static int mpegps_read_packet(AVFormatContext *s,
     st = av_new_stream(s, startcode);
     if (!st) 
         goto skip;
-    st->codec.codec_type = type;
-    st->codec.codec_id = codec_id;
+    st->codec->codec_type = type;
+    st->codec->codec_id = codec_id;
     if (codec_id != CODEC_ID_PCM_S16BE)
         st->need_parsing = 1;
  found:
@@ -1653,9 +1653,9 @@ static int mpegps_read_packet(AVFormatContext *s,
         get_byte(&s->pb); /* dynamic range control (0x80 = off) */
         len -= 3;
         freq = (b1 >> 4) & 3;
-        st->codec.sample_rate = lpcm_freq_tab[freq];
-        st->codec.channels = 1 + (b1 & 7);
-        st->codec.bit_rate = st->codec.channels * st->codec.sample_rate * 2;
+        st->codec->sample_rate = lpcm_freq_tab[freq];
+        st->codec->channels = 1 + (b1 & 7);
+        st->codec->bit_rate = st->codec->channels * st->codec->sample_rate * 2;
     }
     av_new_packet(pkt, len);
     get_buffer(&s->pb, pkt->data, pkt->size);

libavformat/mpegts.c

@@ -493,7 +493,7 @@ static void pmt_cb(void *opaque, const uint8_t *section, int section_len)
             }
 
             if (stream_type == STREAM_TYPE_SUBTITLE_DVB) {
-                st->codec.sub_id = (anc_page << 16) | comp_page;
+                st->codec->sub_id = (anc_page << 16) | comp_page;
             }
         }
     }
@@ -921,8 +921,8 @@ static AVStream* new_pes_av_stream(PESContext *pes, uint32_t code)
     if (st) {
         av_set_pts_info(st, 33, 1, 90000);
         st->priv_data = pes;
-        st->codec.codec_type = codec_type;
-        st->codec.codec_id = codec_id;
+        st->codec->codec_type = codec_type;
+        st->codec->codec_id = codec_id;
         st->need_parsing = 1;
         pes->st = st;
     }
@@ -1253,8 +1253,8 @@ static int mpegts_read_header(AVFormatContext *s,
         if (!st)
             goto fail;
         av_set_pts_info(st, 60, 1, 27000000);
-        st->codec.codec_type = CODEC_TYPE_DATA;
-        st->codec.codec_id = CODEC_ID_MPEG2TS;
+        st->codec->codec_type = CODEC_TYPE_DATA;
+        st->codec->codec_id = CODEC_ID_MPEG2TS;
         
         /* we iterate until we find two PCRs to estimate the bitrate */
         pcr_pid = -1;
@@ -1283,7 +1283,7 @@ static int mpegts_read_header(AVFormatContext *s,
         ts->pcr_incr = (pcrs[1] - pcrs[0]) / (packet_count[1] - packet_count[0]);
         ts->cur_pcr = pcrs[0] - ts->pcr_incr * packet_count[0];
         s->bit_rate = (TS_PACKET_SIZE * 8) * 27e6 / ts->pcr_incr;
-        st->codec.bit_rate = s->bit_rate;
+        st->codec->bit_rate = s->bit_rate;
         st->start_time = ts->cur_pcr;
 #if 0
         printf("start=%0.3f pcr=%0.3f incr=%d\n",

libavformat/mpegtsenc.c

@@ -262,7 +262,7 @@ static void mpegts_write_pmt(AVFormatContext *s, MpegTSService *service)
     for(i = 0; i < s->nb_streams; i++) {
         AVStream *st = s->streams[i];
         MpegTSWriteStream *ts_st = st->priv_data;
-        switch(st->codec.codec_id) {
+        switch(st->codec->codec_id) {
         case CODEC_ID_MPEG1VIDEO:
         case CODEC_ID_MPEG2VIDEO:
             stream_type = STREAM_TYPE_VIDEO_MPEG2;
@@ -293,7 +293,7 @@ static void mpegts_write_pmt(AVFormatContext *s, MpegTSService *service)
         q += 2; /* patched after */
 
         /* write optional descriptors here */
-        switch(st->codec.codec_type) {
+        switch(st->codec->codec_type) {
         case CODEC_TYPE_AUDIO:
             if (strlen(st->language) == 3) {
                 *q++ = 0x0a; /* ISO 639 language descriptor */
@@ -452,10 +452,10 @@ static int mpegts_write_header(AVFormatContext *s)
         ts_st->pid = DEFAULT_START_PID + i;
         ts_st->payload_pts = AV_NOPTS_VALUE;
         /* update PCR pid by using the first video stream */
-        if (st->codec.codec_type == CODEC_TYPE_VIDEO && 
+        if (st->codec->codec_type == CODEC_TYPE_VIDEO && 
             service->pcr_pid == 0x1fff)
             service->pcr_pid = ts_st->pid;
-        total_bit_rate += st->codec.bit_rate;
+        total_bit_rate += st->codec->bit_rate;
     }
     
     /* if no video stream, use the first stream as PCR */
@@ -570,15 +570,15 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
             *q++ = 0x00;
             *q++ = 0x01;
             private_code = 0;
-            if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
+            if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
                 *q++ = 0xe0;
-            } else if (st->codec.codec_type == CODEC_TYPE_AUDIO &&
-                       (st->codec.codec_id == CODEC_ID_MP2 ||
-                        st->codec.codec_id == CODEC_ID_MP3)) {
+            } else if (st->codec->codec_type == CODEC_TYPE_AUDIO &&
+                       (st->codec->codec_id == CODEC_ID_MP2 ||
+                        st->codec->codec_id == CODEC_ID_MP3)) {
                 *q++ = 0xc0; 
             } else {
                 *q++ = 0xbd;
-                if (st->codec.codec_type == CODEC_TYPE_SUBTITLE) {
+                if (st->codec->codec_type == CODEC_TYPE_SUBTITLE) {
                     private_code = 0x20;
                 }
             }
@@ -593,7 +593,7 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
             *q++ = len;
             val = 0x80;
             /* data alignment indicator is required for subtitle data */
-            if (st->codec.codec_type == CODEC_TYPE_SUBTITLE)
+            if (st->codec->codec_type == CODEC_TYPE_SUBTITLE)
                 val |= 0x04;
             *q++ = val;
             if (pts != AV_NOPTS_VALUE) {
@@ -660,7 +660,7 @@ static int mpegts_write_packet(AVFormatContext *s, AVPacket *pkt)
     MpegTSWriteStream *ts_st = st->priv_data;
     int len, max_payload_size;
 
-    if (st->codec.codec_type == CODEC_TYPE_SUBTITLE) {
+    if (st->codec->codec_type == CODEC_TYPE_SUBTITLE) {
         /* for subtitle, a single PES packet must be generated */
         mpegts_write_pes(s, st, buf, size, pkt->pts);
         return 0;

libavformat/nsvdec.c

@@ -439,12 +439,12 @@ static int nsv_parse_NSVs_header(AVFormatContext *s, AVFormatParameters *ap)
             if (!nst)
                 goto fail;
             st->priv_data = nst;
-            st->codec.codec_type = CODEC_TYPE_VIDEO;
-            st->codec.codec_tag = vtag;
-            st->codec.codec_id = codec_get_id(nsv_codec_video_tags, vtag);
-            st->codec.width = vwidth;
-            st->codec.height = vheight;
-            st->codec.bits_per_sample = 24; /* depth XXX */
+            st->codec->codec_type = CODEC_TYPE_VIDEO;
+            st->codec->codec_tag = vtag;
+            st->codec->codec_id = codec_get_id(nsv_codec_video_tags, vtag);
+            st->codec->width = vwidth;
+            st->codec->height = vheight;
+            st->codec->bits_per_sample = 24; /* depth XXX */
 
             av_set_pts_info(st, 64, framerate.den, framerate.num);
             st->start_time = 0;
@@ -460,17 +460,17 @@ static int nsv_parse_NSVs_header(AVFormatContext *s, AVFormatParameters *ap)
             if (!nst)
                 goto fail;
             st->priv_data = nst;
-            st->codec.codec_type = CODEC_TYPE_AUDIO;
-            st->codec.codec_tag = atag;
-            st->codec.codec_id = codec_get_id(nsv_codec_audio_tags, atag);
+            st->codec->codec_type = CODEC_TYPE_AUDIO;
+            st->codec->codec_tag = atag;
+            st->codec->codec_id = codec_get_id(nsv_codec_audio_tags, atag);
             st->start_time = 0;
 //            st->duration = nsv->duration; //FIXME
             
             st->need_parsing = 1; /* for PCM we will read a chunk later and put correct info */
             /* XXX:FIXME */
-            //st->codec.channels = 2; //XXX:channels;
-            //st->codec.sample_rate = 1000;
-            //av_set_pts_info(st, 64, 1, st->codec.sample_rate);
+            //st->codec->channels = 2; //XXX:channels;
+            //st->codec->sample_rate = 1000;
+            //av_set_pts_info(st, 64, 1, st->codec->sample_rate);
 
 #endif
         }
@@ -606,7 +606,7 @@ null_chunk_retry:
         pkt = &nsv->ahead[NSV_ST_AUDIO];
         /* read raw audio specific header on the first audio chunk... */
         /* on ALL audio chunks ?? seems so! */
-        if (asize && st[NSV_ST_AUDIO]->codec.codec_tag == MKTAG('P', 'C', 'M', ' ')/* && fill_header*/) {
+        if (asize && st[NSV_ST_AUDIO]->codec->codec_tag == MKTAG('P', 'C', 'M', ' ')/* && fill_header*/) {
             uint8_t bps;
             uint8_t channels;
             uint16_t samplerate;
@@ -622,13 +622,13 @@ null_chunk_retry:
                 }
                 bps /= channels; // ???
                 if (bps == 8)
-                    st[NSV_ST_AUDIO]->codec.codec_id = CODEC_ID_PCM_U8;
+                    st[NSV_ST_AUDIO]->codec->codec_id = CODEC_ID_PCM_U8;
                 samplerate /= 4;/* UGH ??? XXX */
                 channels = 1;
-                st[NSV_ST_AUDIO]->codec.channels = channels;
-                st[NSV_ST_AUDIO]->codec.sample_rate = samplerate;
+                st[NSV_ST_AUDIO]->codec->channels = channels;
+                st[NSV_ST_AUDIO]->codec->sample_rate = samplerate;
                 av_set_pts_info(st[NSV_ST_AUDIO], 64, 1, 
-                                st[NSV_ST_AUDIO]->codec.sample_rate);
+                                st[NSV_ST_AUDIO]->codec->sample_rate);
                 PRINT(("NSV RAWAUDIO: bps %d, nchan %d, srate %ld\n", bps, channels, samplerate));
             }
         }
@@ -704,8 +704,8 @@ static int nsv_read_close(AVFormatContext *s)
             av_free(ast->index_entries);
             av_free(ast);
         }
-        av_free(st->codec.extradata);
-        av_free(st->codec.palctrl);
+        av_free(st->codec->extradata);
+        av_free(st->codec->palctrl);
     }
 
 #endif

libavformat/nut.c

@@ -155,7 +155,7 @@ static void build_frame_code(AVFormatContext *s){
     for(stream_id= 0; stream_id<s->nb_streams; stream_id++){
         int start2= start + (end-start)*stream_id / s->nb_streams;
         int end2  = start + (end-start)*(stream_id+1) / s->nb_streams;
-        AVCodecContext *codec = &s->streams[stream_id]->codec;
+        AVCodecContext *codec = s->streams[stream_id]->codec;
         int is_audio= codec->codec_type == CODEC_TYPE_AUDIO;
         int intra_only= /*codec->intra_only || */is_audio;
         int pred_count;
@@ -579,7 +579,7 @@ static int nut_write_header(AVFormatContext *s)
     {
 	int nom, denom, ssize;
 
-	codec = &s->streams[i]->codec;
+	codec = s->streams[i]->codec;
 	
 	put_be64(bc, STREAM_STARTCODE);
 	put_packetheader(nut, bc, 120 + codec->extradata_size, 1);
@@ -674,7 +674,7 @@ static int nut_write_header(AVFormatContext *s)
         put_str(bc, s->copyright);
     }
     /* encoder */
-    if(!(s->streams[0]->codec.flags & CODEC_FLAG_BITEXACT)){
+    if(!(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT)){
         put_v(bc, 13); /* type */
         put_str(bc, LIBAVFORMAT_IDENT);
     }
@@ -707,7 +707,7 @@ static int nut_write_packet(AVFormatContext *s, AVPacket *pkt)
     int size= pkt->size;
     int stream_index= pkt->stream_index;
 
-    enc = &s->streams[stream_index]->codec;
+    enc = s->streams[stream_index]->codec;
     key_frame = !!(pkt->flags & PKT_FLAG_KEY);
     
     frame_type=0;
@@ -949,27 +949,27 @@ static int decode_stream_header(NUTContext *nut){
 
     class = get_v(bc);
     tmp = get_vb(bc);
-    st->codec.codec_tag= tmp;
+    st->codec->codec_tag= tmp;
     switch(class)
     {
         case 0:
-            st->codec.codec_type = CODEC_TYPE_VIDEO;
-            st->codec.codec_id = codec_get_bmp_id(tmp);
-            if (st->codec.codec_id == CODEC_ID_NONE)
+            st->codec->codec_type = CODEC_TYPE_VIDEO;
+            st->codec->codec_id = codec_get_bmp_id(tmp);
+            if (st->codec->codec_id == CODEC_ID_NONE)
                 av_log(s, AV_LOG_ERROR, "Unknown codec?!\n");
             break;
         case 1:
         case 32: //compatibility
-            st->codec.codec_type = CODEC_TYPE_AUDIO;
-            st->codec.codec_id = codec_get_wav_id(tmp);
-            if (st->codec.codec_id == CODEC_ID_NONE)
+            st->codec->codec_type = CODEC_TYPE_AUDIO;
+            st->codec->codec_id = codec_get_wav_id(tmp);
+            if (st->codec->codec_id == CODEC_ID_NONE)
                 av_log(s, AV_LOG_ERROR, "Unknown codec?!\n");
             break;
         case 2:
-//            st->codec.codec_type = CODEC_TYPE_TEXT;
+//            st->codec->codec_type = CODEC_TYPE_TEXT;
 //            break;
         case 3:
-            st->codec.codec_type = CODEC_TYPE_DATA;
+            st->codec->codec_type = CODEC_TYPE_DATA;
             break;
         default:
             av_log(s, AV_LOG_ERROR, "Unknown stream class (%d)\n", class);
@@ -980,33 +980,33 @@ static int decode_stream_header(NUTContext *nut){
     nom = get_v(bc);
     denom = get_v(bc);
     nut->stream[stream_id].msb_timestamp_shift = get_v(bc);
-    st->codec.has_b_frames=
+    st->codec->has_b_frames=
     nut->stream[stream_id].decode_delay= get_v(bc);
     get_byte(bc); /* flags */
 
     /* codec specific data headers */
     while(get_v(bc) != 0){
-        st->codec.extradata_size= get_v(bc);
-        if((unsigned)st->codec.extradata_size > (1<<30))
+        st->codec->extradata_size= get_v(bc);
+        if((unsigned)st->codec->extradata_size > (1<<30))
             return -1;
-        st->codec.extradata= av_mallocz(st->codec.extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
-        get_buffer(bc, st->codec.extradata, st->codec.extradata_size);            
+        st->codec->extradata= av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
+        get_buffer(bc, st->codec->extradata, st->codec->extradata_size);            
 //	    url_fskip(bc, get_v(bc));
     }
     
-    if (st->codec.codec_type == CODEC_TYPE_VIDEO) /* VIDEO */
+    if (st->codec->codec_type == CODEC_TYPE_VIDEO) /* VIDEO */
     {
-        st->codec.width = get_v(bc);
-        st->codec.height = get_v(bc);
-        st->codec.sample_aspect_ratio.num= get_v(bc);
-        st->codec.sample_aspect_ratio.den= get_v(bc);
+        st->codec->width = get_v(bc);
+        st->codec->height = get_v(bc);
+        st->codec->sample_aspect_ratio.num= get_v(bc);
+        st->codec->sample_aspect_ratio.den= get_v(bc);
         get_v(bc); /* csp type */
     }
-    if (st->codec.codec_type == CODEC_TYPE_AUDIO) /* AUDIO */
+    if (st->codec->codec_type == CODEC_TYPE_AUDIO) /* AUDIO */
     {
-        st->codec.sample_rate = get_v(bc);
+        st->codec->sample_rate = get_v(bc);
         get_v(bc); // samplerate_den
-        st->codec.channels = get_v(bc);
+        st->codec->channels = get_v(bc);
     }
     if(check_checksum(bc)){
         av_log(s, AV_LOG_ERROR, "Stream header %d checksum mismatch\n", stream_id);
@@ -1407,7 +1407,7 @@ static int nut_read_close(AVFormatContext *s)
     int i;
 
     for(i=0;i<s->nb_streams;i++) {
-        av_freep(&s->streams[i]->codec.extradata);
+        av_freep(&s->streams[i]->codec->extradata);
     }
     av_freep(&nut->stream);
 

libavformat/ogg.c

@@ -39,7 +39,7 @@ static int ogg_write_header(AVFormatContext *avfcontext)
     ogg_stream_init(&context->os, 31415);
     
     for(n = 0 ; n < avfcontext->nb_streams ; n++) {
-        AVCodecContext *codec = &avfcontext->streams[n]->codec;
+        AVCodecContext *codec = avfcontext->streams[n]->codec;
         uint8_t *p= codec->extradata;
         
         av_set_pts_info(avfcontext->streams[n], 60, 1, AV_TIME_BASE);
@@ -65,7 +65,7 @@ static int ogg_write_header(AVFormatContext *avfcontext)
 static int ogg_write_packet(AVFormatContext *avfcontext, AVPacket *pkt)
 {
     OggContext *context = avfcontext->priv_data ;
-    AVCodecContext *avctx= &avfcontext->streams[pkt->stream_index]->codec;
+    AVCodecContext *avctx= avfcontext->streams[pkt->stream_index]->codec;
     ogg_packet *op= &context->op;
     ogg_page og ;
     int64_t pts;

libavformat/ogg2.c

@@ -430,7 +430,7 @@ ogg_gptopts (AVFormatContext * s, int i, uint64_t gp)
     ogg_t *ogg = s->priv_data;
     ogg_stream_t *os = ogg->streams + i;
     AVStream *st = s->streams[i];
-    AVCodecContext *codec = &st->codec;
+    AVCodecContext *codec = st->codec;
     uint64_t pts = AV_NOPTS_VALUE;
 
     if(os->codec->gptopts){
@@ -537,7 +537,7 @@ ogg_read_close (AVFormatContext * s)
     for (i = 0; i < ogg->nstreams; i++){
         av_free (ogg->streams[i].buf);
         av_free (ogg->streams[i].private);
-        av_freep (&s->streams[i]->codec.extradata);
+        av_freep (&s->streams[i]->codec->extradata);
     }
     av_free (ogg->streams);
     return 0;

libavformat/oggparseflac.c

@@ -52,17 +52,17 @@ flac_header (AVFormatContext * s, int idx)
 
         skip_bits(&gb, 16*2+24*2);
 
-        st->codec.sample_rate = get_bits_long(&gb, 20);
-        st->codec.channels = get_bits(&gb, 3) + 1;
+        st->codec->sample_rate = get_bits_long(&gb, 20);
+        st->codec->channels = get_bits(&gb, 3) + 1;
     
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = CODEC_ID_FLAC;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = CODEC_ID_FLAC;
 
-        st->codec.extradata =
+        st->codec->extradata =
             av_malloc(FLAC_STREAMINFO_SIZE + FF_INPUT_BUFFER_PADDING_SIZE);
-        memcpy (st->codec.extradata, os->buf + os->pstart + 5 + 4 + 4 + 4,
+        memcpy (st->codec->extradata, os->buf + os->pstart + 5 + 4 + 4 + 4,
                 FLAC_STREAMINFO_SIZE);
-        st->codec.extradata_size = FLAC_STREAMINFO_SIZE;
+        st->codec->extradata_size = FLAC_STREAMINFO_SIZE;
     } else if (mdt == 4) {
         vorbis_comment (s, os->buf + os->pstart + 4, os->psize - 4);
     }

libavformat/oggparsetheora.c

@@ -40,7 +40,7 @@ theora_header (AVFormatContext * s, int idx)
     ogg_stream_t *os = ogg->streams + idx;
     AVStream *st = s->streams[idx];
     theora_params_t *thp = os->private;
-    int cds = st->codec.extradata_size + os->psize + 2;
+    int cds = st->codec->extradata_size + os->psize + 2;
     uint8_t *cdp;
 
     if(!(os->buf[os->pstart] & 0x80))
@@ -62,33 +62,33 @@ theora_header (AVFormatContext * s, int idx)
             return -1;
         skip_bits(&gb, 8);      /* revision */
 
-        st->codec.width = get_bits(&gb, 16) << 4;
-        st->codec.height = get_bits(&gb, 16) << 4;
+        st->codec->width = get_bits(&gb, 16) << 4;
+        st->codec->height = get_bits(&gb, 16) << 4;
 
         skip_bits(&gb, 64);
-        st->codec.time_base.den = get_bits(&gb, 32);
-        st->codec.time_base.num = get_bits(&gb, 32);
+        st->codec->time_base.den = get_bits(&gb, 32);
+        st->codec->time_base.num = get_bits(&gb, 32);
         
-        st->codec.sample_aspect_ratio.num = get_bits(&gb, 24);
-        st->codec.sample_aspect_ratio.den = get_bits(&gb, 24);
+        st->codec->sample_aspect_ratio.num = get_bits(&gb, 24);
+        st->codec->sample_aspect_ratio.den = get_bits(&gb, 24);
 
         skip_bits(&gb, 38);
         thp->gpshift = get_bits(&gb, 5);
 	thp->gpmask = (1 << thp->gpshift) - 1;
 
-        st->codec.codec_type = CODEC_TYPE_VIDEO;
-        st->codec.codec_id = CODEC_ID_THEORA;
+        st->codec->codec_type = CODEC_TYPE_VIDEO;
+        st->codec->codec_id = CODEC_ID_THEORA;
 
     } else if (os->buf[os->pstart] == 0x83) {
         vorbis_comment (s, os->buf + os->pstart + 7, os->psize - 8);
     }
 
-    st->codec.extradata = av_realloc (st->codec.extradata, cds);
-    cdp = st->codec.extradata + st->codec.extradata_size;
+    st->codec->extradata = av_realloc (st->codec->extradata, cds);
+    cdp = st->codec->extradata + st->codec->extradata_size;
     *cdp++ = os->psize >> 8;
     *cdp++ = os->psize & 0xff;
     memcpy (cdp, os->buf + os->pstart, os->psize);
-    st->codec.extradata_size = cds;
+    st->codec->extradata_size = cds;
 
     return 1;
 }
@@ -103,8 +103,8 @@ theora_gptopts(AVFormatContext *ctx, int idx, uint64_t gp)
     uint64_t iframe = gp >> thp->gpshift;
     uint64_t pframe = gp & thp->gpmask;
 
-    return (iframe + pframe) * AV_TIME_BASE * st->codec.time_base.num /
-        st->codec.time_base.den;
+    return (iframe + pframe) * AV_TIME_BASE * st->codec->time_base.num /
+        st->codec->time_base.den;
 }
 
 ogg_codec_t theora_codec = {

libavformat/oggparsevorbis.c

@@ -178,19 +178,19 @@ vorbis_header (AVFormatContext * s, int idx)
     memcpy(priv->packet[os->seq], os->buf + os->pstart, os->psize);
     if (os->buf[os->pstart] == 1) {
         uint8_t *p = os->buf + os->pstart + 11; //skip up to the audio channels
-        st->codec.channels = *p++;
-        st->codec.sample_rate = le2me_32 (unaligned32 (p));
+        st->codec->channels = *p++;
+        st->codec->sample_rate = le2me_32 (unaligned32 (p));
         p += 8; //skip maximum and and nominal bitrate
-        st->codec.bit_rate = le2me_32 (unaligned32 (p)); //Minimum bitrate
+        st->codec->bit_rate = le2me_32 (unaligned32 (p)); //Minimum bitrate
 
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = CODEC_ID_VORBIS;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = CODEC_ID_VORBIS;
 
     } else if (os->buf[os->pstart] == 3) {
         vorbis_comment (s, os->buf + os->pstart + 7, os->psize - 8);
     } else {
-        st->codec.extradata_size =
-            fixup_vorbis_headers(s, priv, &st->codec.extradata);
+        st->codec->extradata_size =
+            fixup_vorbis_headers(s, priv, &st->codec->extradata);
     }
 
     return os->seq < 3;

libavformat/psxstr.c

@@ -182,11 +182,11 @@ static int str_read_header(AVFormatContext *s,
 
                 str->channels[channel].video_stream_index = st->index;
 
-                st->codec.codec_type = CODEC_TYPE_VIDEO;
-                st->codec.codec_id = CODEC_ID_MDEC; 
-                st->codec.codec_tag = 0;  /* no fourcc */
-                st->codec.width = str->channels[channel].width;
-                st->codec.height = str->channels[channel].height;
+                st->codec->codec_type = CODEC_TYPE_VIDEO;
+                st->codec->codec_id = CODEC_ID_MDEC; 
+                st->codec->codec_tag = 0;  /* no fourcc */
+                st->codec->width = str->channels[channel].width;
+                st->codec->height = str->channels[channel].height;
             }
             break;
 
@@ -212,13 +212,13 @@ static int str_read_header(AVFormatContext *s,
                 str->channels[channel].audio_stream_index = st->index;
 
                 fmt = sector[0x13];
-                st->codec.codec_type = CODEC_TYPE_AUDIO;
-                st->codec.codec_id = CODEC_ID_ADPCM_XA; 
-                st->codec.codec_tag = 0;  /* no fourcc */
-                st->codec.channels = (fmt&1)?2:1;
-                st->codec.sample_rate = (fmt&4)?18900:37800;
-            //    st->codec.bit_rate = 0; //FIXME;
-                st->codec.block_align = 128;
+                st->codec->codec_type = CODEC_TYPE_AUDIO;
+                st->codec->codec_id = CODEC_ID_ADPCM_XA; 
+                st->codec->codec_tag = 0;  /* no fourcc */
+                st->codec->channels = (fmt&1)?2:1;
+                st->codec->sample_rate = (fmt&4)?18900:37800;
+            //    st->codec->bit_rate = 0; //FIXME;
+                st->codec->block_align = 128;
             }
             break;
 

libavformat/raw.c

@@ -50,25 +50,25 @@ static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
     if (ap) {
         id = s->iformat->value;
         if (id == CODEC_ID_RAWVIDEO) {
-            st->codec.codec_type = CODEC_TYPE_VIDEO;
+            st->codec->codec_type = CODEC_TYPE_VIDEO;
         } else {
-            st->codec.codec_type = CODEC_TYPE_AUDIO;
+            st->codec->codec_type = CODEC_TYPE_AUDIO;
         }
-        st->codec.codec_id = id;
+        st->codec->codec_id = id;
 
-        switch(st->codec.codec_type) {
+        switch(st->codec->codec_type) {
         case CODEC_TYPE_AUDIO:
-            st->codec.sample_rate = ap->sample_rate;
-            st->codec.channels = ap->channels;
-            av_set_pts_info(st, 64, 1, st->codec.sample_rate);
+            st->codec->sample_rate = ap->sample_rate;
+            st->codec->channels = ap->channels;
+            av_set_pts_info(st, 64, 1, st->codec->sample_rate);
             break;
         case CODEC_TYPE_VIDEO:
             av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
-            st->codec.width = ap->width;
-            st->codec.height = ap->height;
-            st->codec.pix_fmt = ap->pix_fmt;
-            if(st->codec.pix_fmt == PIX_FMT_NONE)
-                st->codec.pix_fmt= PIX_FMT_YUV420P;
+            st->codec->width = ap->width;
+            st->codec->height = ap->height;
+            st->codec->pix_fmt = ap->pix_fmt;
+            if(st->codec->pix_fmt == PIX_FMT_NONE)
+                st->codec->pix_fmt= PIX_FMT_YUV420P;
             break;
         default:
             return -1;
@@ -133,24 +133,24 @@ int pcm_read_seek(AVFormatContext *s,
     int64_t pos;
 
     st = s->streams[0];
-    switch(st->codec.codec_id) {
+    switch(st->codec->codec_id) {
     case CODEC_ID_PCM_S16LE:
     case CODEC_ID_PCM_S16BE:
     case CODEC_ID_PCM_U16LE:
     case CODEC_ID_PCM_U16BE:
-        block_align = 2 * st->codec.channels;
-        byte_rate = block_align * st->codec.sample_rate;
+        block_align = 2 * st->codec->channels;
+        byte_rate = block_align * st->codec->sample_rate;
         break;
     case CODEC_ID_PCM_S8:
     case CODEC_ID_PCM_U8:
     case CODEC_ID_PCM_MULAW:
     case CODEC_ID_PCM_ALAW:
-        block_align = st->codec.channels;
-        byte_rate = block_align * st->codec.sample_rate;
+        block_align = st->codec->channels;
+        byte_rate = block_align * st->codec->sample_rate;
         break;
     default:
-        block_align = st->codec.block_align;
-        byte_rate = st->codec.bit_rate / 8;
+        block_align = st->codec->block_align;
+        byte_rate = st->codec->bit_rate / 8;
         break;
     }
     
@@ -180,8 +180,8 @@ static int ac3_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
 
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_AC3;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_AC3;
     st->need_parsing = 1;
     /* the parameters will be extracted from the compressed bitstream */
     return 0;
@@ -195,8 +195,8 @@ static int shorten_read_header(AVFormatContext *s,
     st = av_new_stream(s, 0);
     if (!st)
         return AVERROR_NOMEM;
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_SHORTEN;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_SHORTEN;
     st->need_parsing = 1;
     /* the parameters will be extracted from the compressed bitstream */
     return 0;
@@ -212,8 +212,8 @@ static int dts_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
 
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_DTS;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_DTS;
     st->need_parsing = 1;
     /* the parameters will be extracted from the compressed bitstream */
     return 0;
@@ -229,17 +229,17 @@ static int video_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
 
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = s->iformat->value;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = s->iformat->value;
     st->need_parsing = 1;
 
     /* for mjpeg, specify frame rate */
     /* for mpeg4 specify it too (most mpeg4 streams dont have the fixed_vop_rate set ...)*/
     if (ap && ap->time_base.num) {
         av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
-    } else if ( st->codec.codec_id == CODEC_ID_MJPEG || 
-                st->codec.codec_id == CODEC_ID_MPEG4 ||
-                st->codec.codec_id == CODEC_ID_H264) {
+    } else if ( st->codec->codec_id == CODEC_ID_MJPEG || 
+                st->codec->codec_id == CODEC_ID_MPEG4 ||
+                st->codec->codec_id == CODEC_ID_H264) {
         av_set_pts_info(st, 64, 1, 25);
     }
 
@@ -609,10 +609,10 @@ static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
     int packet_size, ret, width, height;
     AVStream *st = s->streams[0];
 
-    width = st->codec.width;
-    height = st->codec.height;
+    width = st->codec->width;
+    height = st->codec->height;
 
-    packet_size = avpicture_get_size(st->codec.pix_fmt, width, height);
+    packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
     if (packet_size < 0)
         return -1;
 

libavformat/rm.c

@@ -298,7 +298,7 @@ static int rm_write_header(AVFormatContext *s)
 
     for(n=0;n<s->nb_streams;n++) {
         s->streams[n]->id = n;
-        codec = &s->streams[n]->codec;
+        codec = s->streams[n]->codec;
         stream = &rm->streams[n];
         memset(stream, 0, sizeof(StreamInfo));
         stream->num = n;
@@ -399,7 +399,7 @@ static int rm_write_video(AVFormatContext *s, const uint8_t *buf, int size, int
 
 static int rm_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
-    if (s->streams[pkt->stream_index]->codec.codec_type == 
+    if (s->streams[pkt->stream_index]->codec->codec_type == 
         CODEC_TYPE_AUDIO)
         return rm_write_audio(s, pkt->data, pkt->size, pkt->flags);
     else
@@ -495,10 +495,10 @@ static void rm_read_audio_stream_info(AVFormatContext *s, AVStream *st,
         get_str8(pb, s->comment, sizeof(s->comment));
         get_byte(pb);
         get_str8(pb, buf, sizeof(buf));
-        st->codec.sample_rate = 8000;
-        st->codec.channels = 1;
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = CODEC_ID_RA_144;
+        st->codec->sample_rate = 8000;
+        st->codec->channels = 1;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = CODEC_ID_RA_144;
     } else {
         int flavor, sub_packet_h, coded_framesize;
         /* old version (4) */
@@ -512,30 +512,30 @@ static void rm_read_audio_stream_info(AVFormatContext *s, AVStream *st,
         get_be32(pb); /* ??? */
         get_be32(pb); /* ??? */
         sub_packet_h= get_be16(pb); /* 1 */ 
-        st->codec.block_align= get_be16(pb); /* frame size */
+        st->codec->block_align= get_be16(pb); /* frame size */
         get_be16(pb); /* sub packet size */
         get_be16(pb); /* ??? */
-        st->codec.sample_rate = get_be16(pb);
+        st->codec->sample_rate = get_be16(pb);
         get_be32(pb);
-        st->codec.channels = get_be16(pb);
+        st->codec->channels = get_be16(pb);
         get_str8(pb, buf, sizeof(buf)); /* desc */
         get_str8(pb, buf, sizeof(buf)); /* desc */
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
         if (!strcmp(buf, "dnet")) {
-            st->codec.codec_id = CODEC_ID_AC3;
+            st->codec->codec_id = CODEC_ID_AC3;
         } else if (!strcmp(buf, "28_8")) {
-            st->codec.codec_id = CODEC_ID_RA_288;
-            st->codec.extradata_size= 10;
-            st->codec.extradata= av_mallocz(st->codec.extradata_size);
+            st->codec->codec_id = CODEC_ID_RA_288;
+            st->codec->extradata_size= 10;
+            st->codec->extradata= av_mallocz(st->codec->extradata_size);
             /* this is completly braindead and broken, the idiot who added this codec and endianness
                specific reordering to mplayer and libavcodec/ra288.c should be drowned in a see of cola */
             //FIXME pass the unpermutated extradata
-            ((uint16_t*)st->codec.extradata)[1]= sub_packet_h;
-            ((uint16_t*)st->codec.extradata)[2]= flavor;
-            ((uint16_t*)st->codec.extradata)[3]= coded_framesize;
+            ((uint16_t*)st->codec->extradata)[1]= sub_packet_h;
+            ((uint16_t*)st->codec->extradata)[2]= flavor;
+            ((uint16_t*)st->codec->extradata)[3]= coded_framesize;
         } else {
-            st->codec.codec_id = CODEC_ID_NONE;
-            pstrcpy(st->codec.codec_name, sizeof(st->codec.codec_name),
+            st->codec->codec_id = CODEC_ID_NONE;
+            pstrcpy(st->codec->codec_name, sizeof(st->codec->codec_name),
                     buf);
         }
         if (read_all) {
@@ -635,7 +635,7 @@ static int rm_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 goto fail;
             st->id = get_be16(pb);
             get_be32(pb); /* max bit rate */
-            st->codec.bit_rate = get_be32(pb); /* bit rate */
+            st->codec->bit_rate = get_be32(pb); /* bit rate */
             get_be32(pb); /* max packet size */
             get_be32(pb); /* avg packet size */
             start_time = get_be32(pb); /* start time */
@@ -647,7 +647,7 @@ static int rm_read_header(AVFormatContext *s, AVFormatParameters *ap)
             get_str8(pb, buf, sizeof(buf)); /* mimetype */
             codec_data_size = get_be32(pb);
             codec_pos = url_ftell(pb);
-            st->codec.codec_type = CODEC_TYPE_DATA;
+            st->codec->codec_type = CODEC_TYPE_DATA;
             av_set_pts_info(st, 64, 1, 1000);
 
             v = get_be32(pb);
@@ -658,43 +658,43 @@ static int rm_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 int fps, fps2;
                 if (get_le32(pb) != MKTAG('V', 'I', 'D', 'O')) {
                 fail1:
-                    av_log(&st->codec, AV_LOG_ERROR, "Unsupported video codec\n");
+                    av_log(st->codec, AV_LOG_ERROR, "Unsupported video codec\n");
                     goto skip;
                 }
-                st->codec.codec_tag = get_le32(pb);
-//                av_log(NULL, AV_LOG_DEBUG, "%X %X\n", st->codec.codec_tag, MKTAG('R', 'V', '2', '0'));
-                if (   st->codec.codec_tag != MKTAG('R', 'V', '1', '0')
-                    && st->codec.codec_tag != MKTAG('R', 'V', '2', '0')
-                    && st->codec.codec_tag != MKTAG('R', 'V', '3', '0')
-                    && st->codec.codec_tag != MKTAG('R', 'V', '4', '0'))
+                st->codec->codec_tag = get_le32(pb);
+//                av_log(NULL, AV_LOG_DEBUG, "%X %X\n", st->codec->codec_tag, MKTAG('R', 'V', '2', '0'));
+                if (   st->codec->codec_tag != MKTAG('R', 'V', '1', '0')
+                    && st->codec->codec_tag != MKTAG('R', 'V', '2', '0')
+                    && st->codec->codec_tag != MKTAG('R', 'V', '3', '0')
+                    && st->codec->codec_tag != MKTAG('R', 'V', '4', '0'))
                     goto fail1;
-                st->codec.width = get_be16(pb);
-                st->codec.height = get_be16(pb);
-                st->codec.time_base.num= 1;
+                st->codec->width = get_be16(pb);
+                st->codec->height = get_be16(pb);
+                st->codec->time_base.num= 1;
                 fps= get_be16(pb);
-                st->codec.codec_type = CODEC_TYPE_VIDEO;
+                st->codec->codec_type = CODEC_TYPE_VIDEO;
                 get_be32(pb);
                 fps2= get_be16(pb);
                 get_be16(pb);
                 
-                st->codec.extradata_size= codec_data_size - (url_ftell(pb) - codec_pos);
-                st->codec.extradata= av_malloc(st->codec.extradata_size);
-                get_buffer(pb, st->codec.extradata, st->codec.extradata_size);
+                st->codec->extradata_size= codec_data_size - (url_ftell(pb) - codec_pos);
+                st->codec->extradata= av_malloc(st->codec->extradata_size);
+                get_buffer(pb, st->codec->extradata, st->codec->extradata_size);
                 
 //                av_log(NULL, AV_LOG_DEBUG, "fps= %d fps2= %d\n", fps, fps2);
-                st->codec.time_base.den = fps * st->codec.time_base.num;
+                st->codec->time_base.den = fps * st->codec->time_base.num;
                 /* modification of h263 codec version (!) */
 #ifdef WORDS_BIGENDIAN
-                h263_hack_version = ((uint32_t*)st->codec.extradata)[1];
+                h263_hack_version = ((uint32_t*)st->codec->extradata)[1];
 #else
-                h263_hack_version = bswap_32(((uint32_t*)st->codec.extradata)[1]);
+                h263_hack_version = bswap_32(((uint32_t*)st->codec->extradata)[1]);
 #endif
-                st->codec.sub_id = h263_hack_version;
+                st->codec->sub_id = h263_hack_version;
                 switch((h263_hack_version>>28)){
-                case 1: st->codec.codec_id = CODEC_ID_RV10; break;
-                case 2: st->codec.codec_id = CODEC_ID_RV20; break;
-                case 3: st->codec.codec_id = CODEC_ID_RV30; break;
-                case 4: st->codec.codec_id = CODEC_ID_RV40; break;
+                case 1: st->codec->codec_id = CODEC_ID_RV10; break;
+                case 2: st->codec->codec_id = CODEC_ID_RV20; break;
+                case 3: st->codec->codec_id = CODEC_ID_RV30; break;
+                case 4: st->codec->codec_id = CODEC_ID_RV40; break;
                 default: goto fail1;
                 }
             }
@@ -827,7 +827,7 @@ resync:
             return AVERROR_IO;
         st = s->streams[i];
 
-        if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
+        if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
             int h, pic_num, len2, pos;
 
             h= get_byte(pb); len--;
@@ -862,8 +862,8 @@ resync:
         pkt->stream_index = i;
 
 #if 0
-        if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
-            if(st->codec.codec_id == CODEC_ID_RV20){
+        if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
+            if(st->codec->codec_id == CODEC_ID_RV20){
                 int seq= 128*(pkt->data[2]&0x7F) + (pkt->data[3]>>1);
                 av_log(NULL, AV_LOG_DEBUG, "%d %Ld %d\n", timestamp, timestamp*512LL/25, seq);
 
@@ -882,7 +882,7 @@ resync:
     }
 
     /* for AC3, needs to swap bytes */
-    if (st->codec.codec_id == CODEC_ID_AC3) {
+    if (st->codec->codec_id == CODEC_ID_AC3) {
         ptr = pkt->data;
         for(j=0;j<len;j+=2) {
             tmp = ptr[0];
@@ -937,7 +937,7 @@ static int64_t rm_read_dts(AVFormatContext *s, int stream_index,
             return AV_NOPTS_VALUE;
 
         st = s->streams[stream_index2];
-        if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
+        if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
             h= get_byte(&s->pb); len--;
             if(!(h & 0x40)){
                 seq = get_byte(&s->pb); len--;

libavformat/rtp.c

@@ -290,7 +290,7 @@ RTPDemuxContext *rtp_parse_open(AVFormatContext *s1, AVStream *st, int payload_t
             return NULL;
         }
     } else {
-        switch(st->codec.codec_id) {
+        switch(st->codec->codec_id) {
         case CODEC_ID_MPEG1VIDEO:
         case CODEC_ID_MPEG2VIDEO:
         case CODEC_ID_MP2:
@@ -307,7 +307,6 @@ RTPDemuxContext *rtp_parse_open(AVFormatContext *s1, AVStream *st, int payload_t
 
 static int rtp_parse_mp4_au(RTPDemuxContext *s, const uint8_t *buf)
 {
-    AVCodecContext codec;
     int au_headers_length, au_header_size, i;
     GetBitContext getbitcontext;
     rtp_payload_data_t *infos;
@@ -317,8 +316,6 @@ static int rtp_parse_mp4_au(RTPDemuxContext *s, const uint8_t *buf)
     if (infos == NULL)
         return -1;
 
-    codec = s->st->codec;
-
     /* decode the first 2 bytes where are stored the AUHeader sections
        length in bits */
     au_headers_length = BE_16(buf);
@@ -407,7 +404,7 @@ int rtp_parse_packet(RTPDemuxContext *s, AVPacket *pkt,
         return -1;
 #if defined(DEBUG) || 1
     if (seq != ((s->seq + 1) & 0xffff)) {
-        av_log(&s->st->codec, AV_LOG_ERROR, "RTP: PT=%02x: bad cseq %04x expected=%04x\n", 
+        av_log(s->st->codec, AV_LOG_ERROR, "RTP: PT=%02x: bad cseq %04x expected=%04x\n", 
                payload_type, seq, ((s->seq + 1) & 0xffff));
     }
 #endif
@@ -428,7 +425,7 @@ int rtp_parse_packet(RTPDemuxContext *s, AVPacket *pkt,
             return 1;
         }
     } else {
-        switch(st->codec.codec_id) {
+        switch(st->codec->codec_id) {
         case CODEC_ID_MP2:
             /* better than nothing: skip mpeg audio RTP header */
             if (len <= 4)
@@ -462,7 +459,7 @@ int rtp_parse_packet(RTPDemuxContext *s, AVPacket *pkt,
             break;
         }
         
-        switch(st->codec.codec_id) {
+        switch(st->codec->codec_id) {
         case CODEC_ID_MP2:
         case CODEC_ID_MPEG1VIDEO:
             if (s->last_rtcp_ntp_time != AV_NOPTS_VALUE) {
@@ -529,7 +526,7 @@ static int rtp_write_header(AVFormatContext *s1)
         return -1;
     st = s1->streams[0];
 
-    payload_type = rtp_get_payload_type(&st->codec);
+    payload_type = rtp_get_payload_type(st->codec);
     if (payload_type < 0)
         payload_type = RTP_PT_PRIVATE; /* private payload type */
     s->payload_type = payload_type;
@@ -544,7 +541,7 @@ static int rtp_write_header(AVFormatContext *s1)
         return AVERROR_IO;
     s->max_payload_size = max_packet_size - 12;
 
-    switch(st->codec.codec_id) {
+    switch(st->codec->codec_id) {
     case CODEC_ID_MP2:
     case CODEC_ID_MP3:
         s->buf_ptr = s->buf + 4;
@@ -663,7 +660,7 @@ static void rtp_send_mpegaudio(AVFormatContext *s1,
             s->buf_ptr = s->buf + 4;
             /* 90 KHz time stamp */
             s->timestamp = s->base_timestamp + 
-                (s->cur_timestamp * 90000LL) / st->codec.sample_rate;
+                (s->cur_timestamp * 90000LL) / st->codec->sample_rate;
         }
     }
 
@@ -697,7 +694,7 @@ static void rtp_send_mpegaudio(AVFormatContext *s1,
         memcpy(s->buf_ptr, buf1, size);
         s->buf_ptr += size;
     }
-    s->cur_timestamp += st->codec.frame_size;
+    s->cur_timestamp += st->codec->frame_size;
 }
 
 /* NOTE: a single frame must be passed with sequence header if
@@ -715,7 +712,7 @@ static void rtp_send_mpegvideo(AVFormatContext *s1,
     while (size > 0) {
         /* XXX: more correct headers */
         h = 0;
-        if (st->codec.sub_id == 2)
+        if (st->codec->sub_id == 2)
             h |= 1 << 26; /* mpeg 2 indicator */
         q = s->buf;
         *q++ = h >> 24;
@@ -723,7 +720,7 @@ static void rtp_send_mpegvideo(AVFormatContext *s1,
         *q++ = h >> 8;
         *q++ = h;
 
-        if (st->codec.sub_id == 2) {
+        if (st->codec->sub_id == 2) {
             h = 0;
             *q++ = h >> 24;
             *q++ = h >> 16;
@@ -740,7 +737,7 @@ static void rtp_send_mpegvideo(AVFormatContext *s1,
 
         /* 90 KHz time stamp */
         s->timestamp = s->base_timestamp + 
-            av_rescale((int64_t)s->cur_timestamp * st->codec.time_base.num, 90000, st->codec.time_base.den); //FIXME pass timestamps
+            av_rescale((int64_t)s->cur_timestamp * st->codec->time_base.num, 90000, st->codec->time_base.den); //FIXME pass timestamps
         rtp_send_data(s1, s->buf, q - s->buf);
 
         buf1 += len;
@@ -765,7 +762,7 @@ static void rtp_send_raw(AVFormatContext *s1,
 
         /* 90 KHz time stamp */
         s->timestamp = s->base_timestamp + 
-            av_rescale((int64_t)s->cur_timestamp * st->codec.time_base.num, 90000, st->codec.time_base.den); //FIXME pass timestamps
+            av_rescale((int64_t)s->cur_timestamp * st->codec->time_base.num, 90000, st->codec->time_base.den); //FIXME pass timestamps
         rtp_send_data(s1, buf1, len);
 
         buf1 += len;
@@ -824,18 +821,18 @@ static int rtp_write_packet(AVFormatContext *s1, AVPacket *pkt)
         s->first_packet = 0;
     }
 
-    switch(st->codec.codec_id) {
+    switch(st->codec->codec_id) {
     case CODEC_ID_PCM_MULAW:
     case CODEC_ID_PCM_ALAW:
     case CODEC_ID_PCM_U8:
     case CODEC_ID_PCM_S8:
-        rtp_send_samples(s1, buf1, size, 1 * st->codec.channels);
+        rtp_send_samples(s1, buf1, size, 1 * st->codec->channels);
         break;
     case CODEC_ID_PCM_U16BE:
     case CODEC_ID_PCM_U16LE:
     case CODEC_ID_PCM_S16BE:
     case CODEC_ID_PCM_S16LE:
-        rtp_send_samples(s1, buf1, size, 2 * st->codec.channels);
+        rtp_send_samples(s1, buf1, size, 2 * st->codec->channels);
         break;
     case CODEC_ID_MP2:
     case CODEC_ID_MP3:

libavformat/rtsp.c

@@ -282,7 +282,7 @@ static void sdp_parse_fmtp(AVStream *st, const char *p)
     int i;
 
     RTSPStream *rtsp_st = st->priv_data;
-    AVCodecContext *codec = &st->codec;
+    AVCodecContext *codec = st->codec;
     rtp_payload_data_t *rtp_payload_data = &rtsp_st->rtp_payload_data;
 
     /* loop on each attribute */
@@ -405,10 +405,10 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1,
                 return;
             st->priv_data = rtsp_st;
             rtsp_st->stream_index = st->index;
-            st->codec.codec_type = codec_type;
+            st->codec->codec_type = codec_type;
             if (rtsp_st->sdp_payload_type < RTP_PT_PRIVATE) {
                 /* if standard payload type, we can find the codec right now */
-                rtp_get_codec_info(&st->codec, rtsp_st->sdp_payload_type);
+                rtp_get_codec_info(st->codec, rtsp_st->sdp_payload_type);
             }
         }
         /* put a default control url */
@@ -438,7 +438,7 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1,
                 st = s->streams[i];
                 rtsp_st = st->priv_data;
                 if (rtsp_st->sdp_payload_type == payload_type) {
-                    sdp_parse_rtpmap(&st->codec, payload_type, p);
+                    sdp_parse_rtpmap(st->codec, payload_type, p);
                 }
             }
         } else if (strstart(p, "fmtp:", &p)) {

libavformat/segafilm.c

@@ -140,11 +140,11 @@ static int film_read_header(AVFormatContext *s,
         if (!st)
             return AVERROR_NOMEM;
         film->video_stream_index = st->index;
-        st->codec.codec_type = CODEC_TYPE_VIDEO;
-        st->codec.codec_id = film->video_type;
-        st->codec.codec_tag = 0;  /* no fourcc */
-        st->codec.width = BE_32(&scratch[16]);
-        st->codec.height = BE_32(&scratch[12]);
+        st->codec->codec_type = CODEC_TYPE_VIDEO;
+        st->codec->codec_id = film->video_type;
+        st->codec->codec_tag = 0;  /* no fourcc */
+        st->codec->width = BE_32(&scratch[16]);
+        st->codec->height = BE_32(&scratch[12]);
     }
 
     if (film->audio_type) {
@@ -152,16 +152,16 @@ static int film_read_header(AVFormatContext *s,
         if (!st)
             return AVERROR_NOMEM;
         film->audio_stream_index = st->index;
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = film->audio_type;
-        st->codec.codec_tag = 1;
-        st->codec.channels = film->audio_channels;
-        st->codec.bits_per_sample = film->audio_bits;
-        st->codec.sample_rate = film->audio_samplerate;
-        st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-            st->codec.bits_per_sample;
-        st->codec.block_align = st->codec.channels * 
-            st->codec.bits_per_sample / 8;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = film->audio_type;
+        st->codec->codec_tag = 1;
+        st->codec->channels = film->audio_channels;
+        st->codec->bits_per_sample = film->audio_bits;
+        st->codec->sample_rate = film->audio_samplerate;
+        st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+            st->codec->bits_per_sample;
+        st->codec->block_align = st->codec->channels * 
+            st->codec->bits_per_sample / 8;
     }
 
     /* load the sample table */

libavformat/sierravmd.c

@@ -131,14 +131,14 @@ static int vmd_read_header(AVFormatContext *s,
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     vmd->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_VMDVIDEO;
-    st->codec.codec_tag = 0;  /* no fourcc */
-    st->codec.width = LE_16(&vmd->vmd_header[12]);
-    st->codec.height = LE_16(&vmd->vmd_header[14]);
-    st->codec.extradata_size = VMD_HEADER_SIZE;
-    st->codec.extradata = av_malloc(VMD_HEADER_SIZE);
-    memcpy(st->codec.extradata, vmd->vmd_header, VMD_HEADER_SIZE);
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_VMDVIDEO;
+    st->codec->codec_tag = 0;  /* no fourcc */
+    st->codec->width = LE_16(&vmd->vmd_header[12]);
+    st->codec->height = LE_16(&vmd->vmd_header[14]);
+    st->codec->extradata_size = VMD_HEADER_SIZE;
+    st->codec->extradata = av_malloc(VMD_HEADER_SIZE);
+    memcpy(st->codec->extradata, vmd->vmd_header, VMD_HEADER_SIZE);
 
     /* if sample rate is 0, assume no audio */
     vmd->sample_rate = LE_16(&vmd->vmd_header[804]);
@@ -148,29 +148,29 @@ static int vmd_read_header(AVFormatContext *s,
             return AVERROR_NOMEM;
         av_set_pts_info(st, 33, 1, 90000);
         vmd->audio_stream_index = st->index;
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = CODEC_ID_VMDAUDIO;
-        st->codec.codec_tag = 0;  /* no codec tag */
-        st->codec.channels = (vmd->vmd_header[811] & 0x80) ? 2 : 1;
-        st->codec.sample_rate = vmd->sample_rate;
-        st->codec.block_align = vmd->audio_block_align = 
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = CODEC_ID_VMDAUDIO;
+        st->codec->codec_tag = 0;  /* no codec tag */
+        st->codec->channels = (vmd->vmd_header[811] & 0x80) ? 2 : 1;
+        st->codec->sample_rate = vmd->sample_rate;
+        st->codec->block_align = vmd->audio_block_align = 
             LE_16(&vmd->vmd_header[806]);
-        if (st->codec.block_align & 0x8000) {
-            st->codec.bits_per_sample = 16;
-            st->codec.block_align = -(st->codec.block_align - 0x10000);
+        if (st->codec->block_align & 0x8000) {
+            st->codec->bits_per_sample = 16;
+            st->codec->block_align = -(st->codec->block_align - 0x10000);
         } else
-            st->codec.bits_per_sample = 16;
-//            st->codec.bits_per_sample = 8;
-        st->codec.bit_rate = st->codec.sample_rate * 
-            st->codec.bits_per_sample * st->codec.channels;
+            st->codec->bits_per_sample = 16;
+//            st->codec->bits_per_sample = 8;
+        st->codec->bit_rate = st->codec->sample_rate * 
+            st->codec->bits_per_sample * st->codec->channels;
 
         /* for calculating pts */
-        vmd->audio_frame_divisor = st->codec.bits_per_sample / 8 / 
-            st->codec.channels;
+        vmd->audio_frame_divisor = st->codec->bits_per_sample / 8 / 
+            st->codec->channels;
 
         video_pts_inc = 90000;
-        video_pts_inc *= st->codec.block_align;
-        video_pts_inc /= st->codec.sample_rate;
+        video_pts_inc *= st->codec->block_align;
+        video_pts_inc /= st->codec->sample_rate;
     } else {
         /* if no audio, assume 10 frames/second */
         video_pts_inc = 90000 / 10;

libavformat/sol.c

@@ -113,11 +113,11 @@ static int sol_read_header(AVFormatContext *s,
     st = av_new_stream(s, 0);
     if (!st)
         return -1;
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_tag = id;
-    st->codec.codec_id = codec;
-    st->codec.channels = channels;
-    st->codec.sample_rate = rate;    
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_tag = id;
+    st->codec->codec_id = codec;
+    st->codec->channels = channels;
+    st->codec->sample_rate = rate;    
     av_set_pts_info(st, 64, 1, rate);
     return 0;
 }

libavformat/swf.c

@@ -324,7 +324,7 @@ static int swf_write_header(AVFormatContext *s)
     video_enc = NULL;
     audio_enc = NULL;
     for(i=0;i<s->nb_streams;i++) {
-        enc = &s->streams[i]->codec;
+        enc = s->streams[i]->codec;
         if (enc->codec_type == CODEC_TYPE_AUDIO)
             audio_enc = enc;
         else {
@@ -652,7 +652,7 @@ static int swf_write_audio(AVFormatContext *s,
 
 static int swf_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
-    AVCodecContext *codec = &s->streams[pkt->stream_index]->codec;
+    AVCodecContext *codec = s->streams[pkt->stream_index]->codec;
     if (codec->codec_type == CODEC_TYPE_AUDIO)
         return swf_write_audio(s, codec, pkt->data, pkt->size);
     else
@@ -668,7 +668,7 @@ static int swf_write_trailer(AVFormatContext *s)
 
     video_enc = NULL;
     for(i=0;i<s->nb_streams;i++) {
-        enc = &s->streams[i]->codec;
+        enc = s->streams[i]->codec;
         if (enc->codec_type == CODEC_TYPE_VIDEO)
             video_enc = enc;
     }
@@ -775,8 +775,8 @@ static int swf_read_header(AVFormatContext *s, AVFormatParameters *ap)
         if (tag < 0) {
             if ( ast || vst ) {
                 if ( vst && ast ) {
-                    vst->codec.time_base.den = ast->codec.sample_rate / swf->samples_per_frame;
-                    vst->codec.time_base.num = 1;
+                    vst->codec->time_base.den = ast->codec->sample_rate / swf->samples_per_frame;
+                    vst->codec->time_base.num = 1;
                 }
                 break;
             }
@@ -794,11 +794,11 @@ static int swf_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 vst = av_new_stream(s, 0);
                 av_set_pts_info(vst, 24, 1, 1000); /* 24 bit pts in ms */
     
-                vst->codec.codec_type = CODEC_TYPE_VIDEO;
-                vst->codec.codec_id = CODEC_ID_FLV1;
+                vst->codec->codec_type = CODEC_TYPE_VIDEO;
+                vst->codec->codec_id = CODEC_ID_FLV1;
                 if ( swf->samples_per_frame ) {
-                    vst->codec.time_base.den = 1000. / swf->ms_per_frame;
-                    vst->codec.time_base.num = 1;
+                    vst->codec->time_base.den = 1000. / swf->ms_per_frame;
+                    vst->codec->time_base.num = 1;
                 }
             }
         } else if ( ( tag == TAG_STREAMHEAD || tag == TAG_STREAMHEAD2 ) && !ast) {
@@ -819,26 +819,26 @@ static int swf_read_header(AVFormatContext *s, AVFormatParameters *ap)
                     return -ENOMEM;
 
                 if (v & 0x01)
-                    ast->codec.channels = 2;
+                    ast->codec->channels = 2;
                 else
-                    ast->codec.channels = 1;
+                    ast->codec->channels = 1;
 
                 switch((v>> 2) & 0x03) {
                 case 1:
-                    ast->codec.sample_rate = 11025;
+                    ast->codec->sample_rate = 11025;
                     break;
                 case 2:
-                    ast->codec.sample_rate = 22050;
+                    ast->codec->sample_rate = 22050;
                     break;
                 case 3:
-                    ast->codec.sample_rate = 44100;
+                    ast->codec->sample_rate = 44100;
                     break;
                 default:
                     av_free(ast);
                     return AVERROR_IO;
                 }
-                ast->codec.codec_type = CODEC_TYPE_AUDIO;
-                ast->codec.codec_id = CODEC_ID_MP3;
+                ast->codec->codec_type = CODEC_TYPE_AUDIO;
+                ast->codec->codec_id = CODEC_ID_MP3;
             }
         } else {
             url_fskip(pb, len);

libavformat/wav.c

@@ -199,13 +199,13 @@ static int wav_write_header(AVFormatContext *s)
 
     /* format header */
     fmt = start_tag(pb, "fmt ");
-    if (put_wav_header(pb, &s->streams[0]->codec) < 0) {
+    if (put_wav_header(pb, s->streams[0]->codec) < 0) {
         av_free(wav);
         return -1;
     }
     end_tag(pb, fmt);
 
-    av_set_pts_info(s->streams[0], 64, 1, s->streams[0]->codec.sample_rate);
+    av_set_pts_info(s->streams[0], 64, 1, s->streams[0]->codec->sample_rate);
 
     /* data header */
     wav->data = start_tag(pb, "data");
@@ -305,10 +305,10 @@ static int wav_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
 
-    get_wav_header(pb, &st->codec, size);
+    get_wav_header(pb, st->codec, size);
     st->need_parsing = 1;
 
-    av_set_pts_info(st, 64, 1, st->codec.sample_rate);
+    av_set_pts_info(st, 64, 1, st->codec->sample_rate);
 
     size = find_tag(pb, MKTAG('d', 'a', 't', 'a'));
     if (size < 0)
@@ -329,10 +329,10 @@ static int wav_read_packet(AVFormatContext *s,
     st = s->streams[0];
 
     size = MAX_SIZE;
-    if (st->codec.block_align > 1) {
-        if (size < st->codec.block_align)
-            size = st->codec.block_align;
-        size = (size / st->codec.block_align) * st->codec.block_align;
+    if (st->codec->block_align > 1) {
+        if (size < st->codec->block_align)
+            size = st->codec->block_align;
+        size = (size / st->codec->block_align) * st->codec->block_align;
     }
     if (av_new_packet(pkt, size))
         return AVERROR_IO;
@@ -358,7 +358,7 @@ static int wav_read_seek(AVFormatContext *s,
     AVStream *st;
 
     st = s->streams[0];
-    switch(st->codec.codec_id) {
+    switch(st->codec->codec_id) {
     case CODEC_ID_MP2:
     case CODEC_ID_MP3:
     case CODEC_ID_AC3:

libavformat/wc3movie.c

@@ -239,29 +239,29 @@ static int wc3_read_header(AVFormatContext *s,
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     wc3->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_XAN_WC3;
-    st->codec.codec_tag = 0;  /* no fourcc */
-    st->codec.width = wc3->width;
-    st->codec.height = wc3->height;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_XAN_WC3;
+    st->codec->codec_tag = 0;  /* no fourcc */
+    st->codec->width = wc3->width;
+    st->codec->height = wc3->height;
 
     /* palette considerations */
-    st->codec.palctrl = &wc3->palette_control;
+    st->codec->palctrl = &wc3->palette_control;
 
     st = av_new_stream(s, 0);
     if (!st)
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     wc3->audio_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = CODEC_ID_PCM_S16LE;
-    st->codec.codec_tag = 1;
-    st->codec.channels = WC3_AUDIO_CHANNELS;
-    st->codec.bits_per_sample = WC3_AUDIO_BITS;
-    st->codec.sample_rate = WC3_SAMPLE_RATE;
-    st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-        st->codec.bits_per_sample;
-    st->codec.block_align = WC3_AUDIO_BITS * WC3_AUDIO_CHANNELS;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = CODEC_ID_PCM_S16LE;
+    st->codec->codec_tag = 1;
+    st->codec->channels = WC3_AUDIO_CHANNELS;
+    st->codec->bits_per_sample = WC3_AUDIO_BITS;
+    st->codec->sample_rate = WC3_SAMPLE_RATE;
+    st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+        st->codec->bits_per_sample;
+    st->codec->block_align = WC3_AUDIO_BITS * WC3_AUDIO_CHANNELS;
 
     return 0;
 }

libavformat/westwood.c

@@ -136,15 +136,15 @@ static int wsaud_read_header(AVFormatContext *s,
     if (!st)
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, wsaud->audio_samplerate);
-    st->codec.codec_type = CODEC_TYPE_AUDIO;
-    st->codec.codec_id = wsaud->audio_type;
-    st->codec.codec_tag = 0;  /* no tag */
-    st->codec.channels = wsaud->audio_channels;
-    st->codec.sample_rate = wsaud->audio_samplerate;
-    st->codec.bits_per_sample = wsaud->audio_bits;
-    st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-        st->codec.bits_per_sample / 4;
-    st->codec.block_align = st->codec.channels * st->codec.bits_per_sample;
+    st->codec->codec_type = CODEC_TYPE_AUDIO;
+    st->codec->codec_id = wsaud->audio_type;
+    st->codec->codec_tag = 0;  /* no tag */
+    st->codec->channels = wsaud->audio_channels;
+    st->codec->sample_rate = wsaud->audio_samplerate;
+    st->codec->bits_per_sample = wsaud->audio_bits;
+    st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+        st->codec->bits_per_sample / 4;
+    st->codec->block_align = st->codec->channels * st->codec->bits_per_sample;
 
     wsaud->audio_stream_index = st->index;
     wsaud->audio_frame_counter = 0;
@@ -222,24 +222,24 @@ static int wsvqa_read_header(AVFormatContext *s,
         return AVERROR_NOMEM;
     av_set_pts_info(st, 33, 1, 90000);
     wsvqa->video_stream_index = st->index;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_WS_VQA;
-    st->codec.codec_tag = 0;  /* no fourcc */
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_WS_VQA;
+    st->codec->codec_tag = 0;  /* no fourcc */
 
     /* skip to the start of the VQA header */
     url_fseek(pb, 20, SEEK_SET);
 
     /* the VQA header needs to go to the decoder */
-    st->codec.extradata_size = VQA_HEADER_SIZE;
-    st->codec.extradata = av_malloc(VQA_HEADER_SIZE);
-    header = (unsigned char *)st->codec.extradata;
-    if (get_buffer(pb, st->codec.extradata, VQA_HEADER_SIZE) !=
+    st->codec->extradata_size = VQA_HEADER_SIZE;
+    st->codec->extradata = av_malloc(VQA_HEADER_SIZE);
+    header = (unsigned char *)st->codec->extradata;
+    if (get_buffer(pb, st->codec->extradata, VQA_HEADER_SIZE) !=
         VQA_HEADER_SIZE) {
-        av_free(st->codec.extradata);
+        av_free(st->codec->extradata);
         return AVERROR_IO;
     }
-    st->codec.width = LE_16(&header[6]);
-    st->codec.height = LE_16(&header[8]);
+    st->codec->width = LE_16(&header[6]);
+    st->codec->height = LE_16(&header[8]);
 
     /* initialize the audio decoder stream is sample rate is non-zero */
     if (LE_16(&header[24])) {
@@ -247,19 +247,19 @@ static int wsvqa_read_header(AVFormatContext *s,
         if (!st)
             return AVERROR_NOMEM;
         av_set_pts_info(st, 33, 1, 90000);
-        st->codec.codec_type = CODEC_TYPE_AUDIO;
-        st->codec.codec_id = CODEC_ID_ADPCM_IMA_WS;
-        st->codec.codec_tag = 0;  /* no tag */
-        st->codec.sample_rate = LE_16(&header[24]);
-        st->codec.channels = header[26];
-        st->codec.bits_per_sample = 16;
-        st->codec.bit_rate = st->codec.channels * st->codec.sample_rate *
-            st->codec.bits_per_sample / 4;
-        st->codec.block_align = st->codec.channels * st->codec.bits_per_sample;
+        st->codec->codec_type = CODEC_TYPE_AUDIO;
+        st->codec->codec_id = CODEC_ID_ADPCM_IMA_WS;
+        st->codec->codec_tag = 0;  /* no tag */
+        st->codec->sample_rate = LE_16(&header[24]);
+        st->codec->channels = header[26];
+        st->codec->bits_per_sample = 16;
+        st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
+            st->codec->bits_per_sample / 4;
+        st->codec->block_align = st->codec->channels * st->codec->bits_per_sample;
 
         wsvqa->audio_stream_index = st->index;
-        wsvqa->audio_samplerate = st->codec.sample_rate;
-        wsvqa->audio_channels = st->codec.channels;
+        wsvqa->audio_samplerate = st->codec->sample_rate;
+        wsvqa->audio_channels = st->codec->channels;
         wsvqa->audio_frame_counter = 0;
     }
 
@@ -267,7 +267,7 @@ static int wsvqa_read_header(AVFormatContext *s,
      * FINF has been skipped and the file will be ready to be demuxed */
     do {
         if (get_buffer(pb, scratch, VQA_PREAMBLE_SIZE) != VQA_PREAMBLE_SIZE) {
-            av_free(st->codec.extradata);
+            av_free(st->codec->extradata);
             return AVERROR_IO;
         }
         chunk_tag = BE_32(&scratch[0]);

libavformat/yuv4mpeg.c

@@ -33,22 +33,22 @@ static int yuv4_generate_header(AVFormatContext *s, char* buf)
     char *colorspace = "";
 
     st = s->streams[0];
-    width = st->codec.width;
-    height = st->codec.height;
+    width = st->codec->width;
+    height = st->codec->height;
 
-    av_reduce(&raten, &rated, st->codec.time_base.den, st->codec.time_base.num, (1UL<<31)-1);
+    av_reduce(&raten, &rated, st->codec->time_base.den, st->codec->time_base.num, (1UL<<31)-1);
     
-    aspectn = st->codec.sample_aspect_ratio.num;
-    aspectd = st->codec.sample_aspect_ratio.den;
+    aspectn = st->codec->sample_aspect_ratio.num;
+    aspectd = st->codec->sample_aspect_ratio.den;
     
     if ( aspectn == 0 && aspectd == 1 ) aspectd = 0;  // 0:0 means unknown
 
     inter = 'p'; /* progressive is the default */
-    if (st->codec.coded_frame && st->codec.coded_frame->interlaced_frame) {
-        inter = st->codec.coded_frame->top_field_first ? 't' : 'b';
+    if (st->codec->coded_frame && st->codec->coded_frame->interlaced_frame) {
+        inter = st->codec->coded_frame->top_field_first ? 't' : 'b';
     }
 
-    switch(st->codec.pix_fmt) {
+    switch(st->codec->pix_fmt) {
     case PIX_FMT_GRAY8:
         colorspace = " Cmono";
         break;
@@ -56,7 +56,7 @@ static int yuv4_generate_header(AVFormatContext *s, char* buf)
         colorspace = " C411 XYSCSS=411";
         break;
     case PIX_FMT_YUV420P:
-        colorspace = (st->codec.codec_id == CODEC_ID_DVVIDEO)?" C420paldv XYSCSS=420PALDV":" C420mpeg2 XYSCSS=420MPEG2";
+        colorspace = (st->codec->codec_id == CODEC_ID_DVVIDEO)?" C420paldv XYSCSS=420PALDV":" C420mpeg2 XYSCSS=420MPEG2";
         break;
     case PIX_FMT_YUV422P:
         colorspace = " C422 XYSCSS=422";
@@ -109,8 +109,8 @@ static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt)
     m = snprintf(buf1, sizeof(buf1), "%s\n", Y4M_FRAME_MAGIC);
     put_buffer(pb, buf1, strlen(buf1));
 
-    width = st->codec.width;
-    height = st->codec.height;
+    width = st->codec->width;
+    height = st->codec->height;
     
     ptr = picture->data[0];
     for(i=0;i<height;i++) {
@@ -118,9 +118,9 @@ static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt)
         ptr += picture->linesize[0];
     }
 
-    if (st->codec.pix_fmt != PIX_FMT_GRAY8){
+    if (st->codec->pix_fmt != PIX_FMT_GRAY8){
     // Adjust for smaller Cb and Cr planes
-    avcodec_get_chroma_sub_sample(st->codec.pix_fmt, &h_chroma_shift, &v_chroma_shift);
+    avcodec_get_chroma_sub_sample(st->codec->pix_fmt, &h_chroma_shift, &v_chroma_shift);
     width >>= h_chroma_shift;
     height >>= v_chroma_shift;
 
@@ -146,13 +146,13 @@ static int yuv4_write_header(AVFormatContext *s)
     if (s->nb_streams != 1)
         return AVERROR_IO;
     
-    if (s->streams[0]->codec.pix_fmt == PIX_FMT_YUV411P) {
+    if (s->streams[0]->codec->pix_fmt == PIX_FMT_YUV411P) {
         av_log(s, AV_LOG_ERROR, "Warning: generating rarely used 4:1:1 YUV stream, some mjpegtools might not work.\n");
     } 
-    else if ((s->streams[0]->codec.pix_fmt != PIX_FMT_YUV420P) && 
-             (s->streams[0]->codec.pix_fmt != PIX_FMT_YUV422P) && 
-             (s->streams[0]->codec.pix_fmt != PIX_FMT_GRAY8) && 
-             (s->streams[0]->codec.pix_fmt != PIX_FMT_YUV444P)) {
+    else if ((s->streams[0]->codec->pix_fmt != PIX_FMT_YUV420P) && 
+             (s->streams[0]->codec->pix_fmt != PIX_FMT_YUV422P) && 
+             (s->streams[0]->codec->pix_fmt != PIX_FMT_GRAY8) && 
+             (s->streams[0]->codec->pix_fmt != PIX_FMT_YUV444P)) {
         av_log(s, AV_LOG_ERROR, "ERROR: yuv4mpeg only handles yuv444p, yuv422p, yuv420p, yuv411p and gray pixel formats. Use -pix_fmt to select one.\n");
 	return AVERROR_IO;
     }
@@ -320,14 +320,14 @@ static int yuv4_read_header(AVFormatContext *s, AVFormatParameters *ap)
         
     st = av_new_stream(s, 0);
     st = s->streams[0];
-    st->codec.width = width;
-    st->codec.height = height;
+    st->codec->width = width;
+    st->codec->height = height;
     av_reduce(&raten, &rated, raten, rated, (1UL<<31)-1);
     av_set_pts_info(st, 64, rated, raten);
-    st->codec.pix_fmt = pix_fmt;
-    st->codec.codec_type = CODEC_TYPE_VIDEO;
-    st->codec.codec_id = CODEC_ID_RAWVIDEO;
-    st->codec.sample_aspect_ratio= (AVRational){aspectn, aspectd};
+    st->codec->pix_fmt = pix_fmt;
+    st->codec->codec_type = CODEC_TYPE_VIDEO;
+    st->codec->codec_id = CODEC_ID_RAWVIDEO;
+    st->codec->sample_aspect_ratio= (AVRational){aspectn, aspectd};
 
     return 0;
 }
@@ -349,10 +349,10 @@ static int yuv4_read_packet(AVFormatContext *s, AVPacket *pkt)
     if (i == MAX_FRAME_HEADER) return -1;
     if (strncmp(header, Y4M_FRAME_MAGIC, strlen(Y4M_FRAME_MAGIC))) return -1;
     
-    width = st->codec.width;
-    height = st->codec.height;
+    width = st->codec->width;
+    height = st->codec->height;
 
-    packet_size = avpicture_get_size(st->codec.pix_fmt, width, height);
+    packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
     if (packet_size < 0)
         return -1;
 

output_example.c

@@ -62,7 +62,7 @@ AVStream *add_audio_stream(AVFormatContext *oc, int codec_id)
         exit(1);
     }
 
-    c = &st->codec;
+    c = st->codec;
     c->codec_id = codec_id;
     c->codec_type = CODEC_TYPE_AUDIO;
 
@@ -78,7 +78,7 @@ void open_audio(AVFormatContext *oc, AVStream *st)
     AVCodecContext *c;
     AVCodec *codec;
 
-    c = &st->codec;
+    c = st->codec;
 
     /* find the audio encoder */
     codec = avcodec_find_encoder(c->codec_id);
@@ -106,7 +106,7 @@ void open_audio(AVFormatContext *oc, AVStream *st)
        support to compute the input frame size in samples */
     if (c->frame_size <= 1) {
         audio_input_frame_size = audio_outbuf_size / c->channels;
-        switch(st->codec.codec_id) {
+        switch(st->codec->codec_id) {
         case CODEC_ID_PCM_S16LE:
         case CODEC_ID_PCM_S16BE:
         case CODEC_ID_PCM_U16LE:
@@ -145,7 +145,7 @@ void write_audio_frame(AVFormatContext *oc, AVStream *st)
     AVPacket pkt;
     av_init_packet(&pkt);
     
-    c = &st->codec;
+    c = st->codec;
 
     get_audio_frame(samples, audio_input_frame_size, c->channels);
 
@@ -165,7 +165,7 @@ void write_audio_frame(AVFormatContext *oc, AVStream *st)
 
 void close_audio(AVFormatContext *oc, AVStream *st)
 {
-    avcodec_close(&st->codec);
+    avcodec_close(st->codec);
     
     av_free(samples);
     av_free(audio_outbuf);
@@ -190,7 +190,7 @@ AVStream *add_video_stream(AVFormatContext *oc, int codec_id)
         exit(1);
     }
     
-    c = &st->codec;
+    c = st->codec;
     c->codec_id = codec_id;
     c->codec_type = CODEC_TYPE_VIDEO;
 
@@ -246,7 +246,7 @@ void open_video(AVFormatContext *oc, AVStream *st)
     AVCodec *codec;
     AVCodecContext *c;
 
-    c = &st->codec;
+    c = st->codec;
 
     /* find the video encoder */
     codec = avcodec_find_encoder(c->codec_id);
@@ -317,7 +317,7 @@ void write_video_frame(AVFormatContext *oc, AVStream *st)
     int out_size, ret;
     AVCodecContext *c;
     
-    c = &st->codec;
+    c = st->codec;
     
     if (frame_count >= STREAM_NB_FRAMES) {
         /* no more frame to compress. The codec has a latency of a few
@@ -379,7 +379,7 @@ void write_video_frame(AVFormatContext *oc, AVStream *st)
 
 void close_video(AVFormatContext *oc, AVStream *st)
 {
-    avcodec_close(&st->codec);
+    avcodec_close(st->codec);
     av_free(picture->data[0]);
     av_free(picture);
     if (tmp_picture) {