avio: avio_ prefixes for get_* functions

In the name of consistency:
get_byte           -> avio_r8
get_<type>         -> avio_r<type>
get_buffer         -> avio_read

get_partial_buffer will be made private later

get_strz is left out becase I want to change it later to return
something useful.
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>

libavformat/4xm.c

@@ -54,11 +54,11 @@
 #define strk_SIZE 0x28
 
 #define GET_LIST_HEADER() \
-    fourcc_tag = get_le32(pb); \
-    size = get_le32(pb); \
+    fourcc_tag = avio_rl32(pb); \
+    size = avio_rl32(pb); \
     if (fourcc_tag != LIST_TAG) \
         return AVERROR_INVALIDDATA; \
-    fourcc_tag = get_le32(pb);
+    fourcc_tag = avio_rl32(pb);
 
 typedef struct AudioTrack {
     int sample_rate;
@@ -118,7 +118,7 @@ static int fourxm_read_header(AVFormatContext *s,
     header = av_malloc(header_size);
     if (!header)
         return AVERROR(ENOMEM);
-    if (get_buffer(pb, header, header_size) != header_size){
+    if (avio_read(pb, header, header_size) != header_size){
         av_free(header);
         return AVERROR(EIO);
     }
@@ -255,7 +255,7 @@ static int fourxm_read_packet(AVFormatContext *s,
 
     while (!packet_read) {
 
-        if ((ret = get_buffer(s->pb, header, 8)) < 0)
+        if ((ret = avio_read(s->pb, header, 8)) < 0)
             return ret;
         fourcc_tag = AV_RL32(&header[0]);
         size = AV_RL32(&header[4]);
@@ -268,7 +268,7 @@ static int fourxm_read_packet(AVFormatContext *s,
             fourxm->video_pts ++;
 
             /* skip the LIST-* tag and move on to the next fourcc */
-            get_le32(pb);
+            avio_rl32(pb);
             break;
 
         case ifrm_TAG:
@@ -285,7 +285,7 @@ static int fourxm_read_packet(AVFormatContext *s,
             pkt->pts = fourxm->video_pts;
             pkt->pos = url_ftell(s->pb);
             memcpy(pkt->data, header, 8);
-            ret = get_buffer(s->pb, &pkt->data[8], size);
+            ret = avio_read(s->pb, &pkt->data[8], size);
 
             if (ret < 0){
                 av_free_packet(pkt);
@@ -294,8 +294,8 @@ static int fourxm_read_packet(AVFormatContext *s,
             break;
 
         case snd__TAG:
-            track_number = get_le32(pb);
-            out_size= get_le32(pb);
+            track_number = avio_rl32(pb);
+            out_size= avio_rl32(pb);
             size-=8;
 
             if (track_number < fourxm->track_count && fourxm->tracks[track_number].channels>0) {

libavformat/aea.c

@@ -63,7 +63,7 @@ static int aea_read_header(AVFormatContext *s,
 
     /* Parse the amount of channels and skip to pos 2048(0x800) */
     url_fskip(s->pb, 264);
-    st->codec->channels = get_byte(s->pb);
+    st->codec->channels = avio_r8(s->pb);
     url_fskip(s->pb, 1783);
 
 

libavformat/aiffdec.c

@@ -54,8 +54,8 @@ static int get_tag(AVIOContext *pb, uint32_t * tag)
     if (url_feof(pb))
         return AVERROR(EIO);
 
-    *tag = get_le32(pb);
-    size = get_be32(pb);
+    *tag = avio_rl32(pb);
+    size = avio_rb32(pb);
 
     if (size < 0)
         size = 0x7fffffff;
@@ -74,7 +74,7 @@ static void get_meta(AVFormatContext *s, const char *key, int size)
         return;
     }
 
-    res = get_buffer(s->pb, str, size);
+    res = avio_read(s->pb, str, size);
     if (res < 0)
         return;
 
@@ -93,18 +93,18 @@ static unsigned int get_aiff_header(AVIOContext *pb, AVCodecContext *codec,
     if (size & 1)
         size++;
     codec->codec_type = AVMEDIA_TYPE_AUDIO;
-    codec->channels = get_be16(pb);
-    num_frames = get_be32(pb);
-    codec->bits_per_coded_sample = get_be16(pb);
+    codec->channels = avio_rb16(pb);
+    num_frames = avio_rb32(pb);
+    codec->bits_per_coded_sample = avio_rb16(pb);
 
-    get_buffer(pb, (uint8_t*)&ext, sizeof(ext));/* Sample rate is in */
+    avio_read(pb, (uint8_t*)&ext, sizeof(ext));/* Sample rate is in */
     sample_rate = av_ext2dbl(ext);          /* 80 bits BE IEEE extended float */
     codec->sample_rate = sample_rate;
     size -= 18;
 
     /* Got an AIFF-C? */
     if (version == AIFF_C_VERSION1) {
-        codec->codec_tag = get_le32(pb);
+        codec->codec_tag = avio_rl32(pb);
         codec->codec_id  = ff_codec_get_id(ff_codec_aiff_tags, codec->codec_tag);
 
         switch (codec->codec_id) {
@@ -187,7 +187,7 @@ static int aiff_read_header(AVFormatContext *s,
         return AVERROR_INVALIDDATA;
 
     /* AIFF data type */
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag == MKTAG('A', 'I', 'F', 'F'))       /* Got an AIFF file */
         version = AIFF;
     else if (tag != MKTAG('A', 'I', 'F', 'C'))  /* An AIFF-C file then */
@@ -217,7 +217,7 @@ static int aiff_read_header(AVFormatContext *s,
                 goto got_sound;
             break;
         case MKTAG('F', 'V', 'E', 'R'):     /* Version chunk */
-            version = get_be32(pb);
+            version = avio_rb32(pb);
             break;
         case MKTAG('N', 'A', 'M', 'E'):     /* Sample name chunk */
             get_meta(s, "title"    , size);
@@ -233,8 +233,8 @@ static int aiff_read_header(AVFormatContext *s,
             break;
         case MKTAG('S', 'S', 'N', 'D'):     /* Sampled sound chunk */
             aiff->data_end = url_ftell(pb) + size;
-            offset = get_be32(pb);      /* Offset of sound data */
-            get_be32(pb);               /* BlockSize... don't care */
+            offset = avio_rb32(pb);      /* Offset of sound data */
+            avio_rb32(pb);               /* BlockSize... don't care */
             offset += url_ftell(pb);    /* Compute absolute data offset */
             if (st->codec->block_align)    /* Assume COMM already parsed */
                 goto got_sound;
@@ -251,7 +251,7 @@ static int aiff_read_header(AVFormatContext *s,
             if (!st->codec->extradata)
                 return AVERROR(ENOMEM);
             st->codec->extradata_size = size;
-            get_buffer(pb, st->codec->extradata, size);
+            avio_read(pb, st->codec->extradata, size);
             break;
         default: /* Jump */
             if (size & 1)   /* Always even aligned */

libavformat/amr.c

@@ -82,7 +82,7 @@ static int amr_read_header(AVFormatContext *s,
     AVStream *st;
     uint8_t header[9];
 
-    get_buffer(pb, header, 6);
+    avio_read(pb, header, 6);
 
     st = av_new_stream(s, 0);
     if (!st)
@@ -91,7 +91,7 @@ static int amr_read_header(AVFormatContext *s,
     }
     if(memcmp(header,AMR_header,6)!=0)
     {
-        get_buffer(pb, header+6, 3);
+        avio_read(pb, header+6, 3);
         if(memcmp(header,AMRWB_header,9)!=0)
         {
             return -1;
@@ -128,7 +128,7 @@ static int amr_read_packet(AVFormatContext *s,
     }
 
 //FIXME this is wrong, this should rather be in a AVParset
-    toc=get_byte(s->pb);
+    toc=avio_r8(s->pb);
     mode = (toc >> 3) & 0x0F;
 
     if (enc->codec_id == CODEC_ID_AMR_NB)
@@ -157,7 +157,7 @@ static int amr_read_packet(AVFormatContext *s,
     pkt->pos= url_ftell(s->pb);
     pkt->data[0]=toc;
     pkt->duration= enc->codec_id == CODEC_ID_AMR_NB ? 160 : 320;
-    read = get_buffer(s->pb, pkt->data+1, size-1);
+    read = avio_read(s->pb, pkt->data+1, size-1);
 
     if (read != size-1)
     {

libavformat/anm.c

@@ -84,16 +84,16 @@ static int read_header(AVFormatContext *s,
     int i, ret;
 
     url_fskip(pb, 4); /* magic number */
-    if (get_le16(pb) != MAX_PAGES) {
+    if (avio_rl16(pb) != MAX_PAGES) {
         av_log_ask_for_sample(s, "max_pages != " AV_STRINGIFY(MAX_PAGES) "\n");
         return AVERROR_INVALIDDATA;
     }
 
-    anm->nb_pages   = get_le16(pb);
-    anm->nb_records = get_le32(pb);
+    anm->nb_pages   = avio_rl16(pb);
+    anm->nb_records = avio_rl32(pb);
     url_fskip(pb, 2); /* max records per page */
-    anm->page_table_offset = get_le16(pb);
-    if (get_le32(pb) != ANIM_TAG)
+    anm->page_table_offset = avio_rl16(pb);
+    if (avio_rl32(pb) != ANIM_TAG)
         return AVERROR_INVALIDDATA;
 
     /* video stream */
@@ -103,32 +103,32 @@ static int read_header(AVFormatContext *s,
     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
     st->codec->codec_id   = CODEC_ID_ANM;
     st->codec->codec_tag  = 0; /* no fourcc */
-    st->codec->width      = get_le16(pb);
-    st->codec->height     = get_le16(pb);
-    if (get_byte(pb) != 0)
+    st->codec->width      = avio_rl16(pb);
+    st->codec->height     = avio_rl16(pb);
+    if (avio_r8(pb) != 0)
         goto invalid;
     url_fskip(pb, 1); /* frame rate multiplier info */
 
     /* ignore last delta record (used for looping) */
-    if (get_byte(pb))  /* has_last_delta */
+    if (avio_r8(pb))  /* has_last_delta */
         anm->nb_records = FFMAX(anm->nb_records - 1, 0);
 
     url_fskip(pb, 1); /* last_delta_valid */
 
-    if (get_byte(pb) != 0)
+    if (avio_r8(pb) != 0)
         goto invalid;
 
-    if (get_byte(pb) != 1)
+    if (avio_r8(pb) != 1)
         goto invalid;
 
     url_fskip(pb, 1); /* other recs per frame */
 
-    if (get_byte(pb) != 1)
+    if (avio_r8(pb) != 1)
         goto invalid;
 
     url_fskip(pb, 32); /* record_types */
-    st->nb_frames = get_le32(pb);
-    av_set_pts_info(st, 64, 1, get_le16(pb));
+    st->nb_frames = avio_rl32(pb);
+    av_set_pts_info(st, 64, 1, avio_rl16(pb));
     url_fskip(pb, 58);
 
     /* color cycling and palette data */
@@ -138,7 +138,7 @@ static int read_header(AVFormatContext *s,
         ret = AVERROR(ENOMEM);
         goto close_and_return;
     }
-    ret = get_buffer(pb, st->codec->extradata, st->codec->extradata_size);
+    ret = avio_read(pb, st->codec->extradata, st->codec->extradata_size);
     if (ret < 0)
         goto close_and_return;
 
@@ -149,9 +149,9 @@ static int read_header(AVFormatContext *s,
 
     for (i = 0; i < MAX_PAGES; i++) {
         Page *p = &anm->pt[i];
-        p->base_record = get_le16(pb);
-        p->nb_records  = get_le16(pb);
-        p->size        = get_le16(pb);
+        p->base_record = avio_rl16(pb);
+        p->nb_records  = avio_rl16(pb);
+        p->size        = avio_rl16(pb);
     }
 
     /* find page of first frame */
@@ -211,7 +211,7 @@ repeat:
     tmp = url_ftell(pb);
     url_fseek(pb, anm->page_table_offset + MAX_PAGES*6 + (anm->page<<16) +
               8 + anm->record * 2, SEEK_SET);
-    record_size = get_le16(pb);
+    record_size = avio_rl16(pb);
     url_fseek(pb, tmp, SEEK_SET);
 
     /* fetch record */

libavformat/apc.c

@@ -35,9 +35,9 @@ static int apc_read_header(AVFormatContext *s, AVFormatParameters *ap)
     AVIOContext *pb = s->pb;
     AVStream *st;
 
-    get_le32(pb); /* CRYO */
-    get_le32(pb); /* _APC */
-    get_le32(pb); /* 1.20 */
+    avio_rl32(pb); /* CRYO */
+    avio_rl32(pb); /* _APC */
+    avio_rl32(pb); /* 1.20 */
 
     st = av_new_stream(s, 0);
     if (!st)
@@ -46,8 +46,8 @@ static int apc_read_header(AVFormatContext *s, AVFormatParameters *ap)
     st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
     st->codec->codec_id = CODEC_ID_ADPCM_IMA_WS;
 
-    get_le32(pb); /* number of samples */
-    st->codec->sample_rate = get_le32(pb);
+    avio_rl32(pb); /* number of samples */
+    st->codec->sample_rate = avio_rl32(pb);
 
     st->codec->extradata_size = 2 * 4;
     st->codec->extradata = av_malloc(st->codec->extradata_size +
@@ -56,10 +56,10 @@ static int apc_read_header(AVFormatContext *s, AVFormatParameters *ap)
         return AVERROR(ENOMEM);
 
     /* initial predictor values for adpcm decoder */
-    get_buffer(pb, st->codec->extradata, 2 * 4);
+    avio_read(pb, st->codec->extradata, 2 * 4);
 
     st->codec->channels = 1;
-    if (get_le32(pb))
+    if (avio_rl32(pb))
         st->codec->channels = 2;
 
     st->codec->bits_per_coded_sample = 4;

libavformat/ape.c

@@ -162,11 +162,11 @@ static int ape_read_header(AVFormatContext * s, AVFormatParameters * ap)
     /* TODO: Skip any leading junk such as id3v2 tags */
     ape->junklength = 0;
 
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag != MKTAG('M', 'A', 'C', ' '))
         return -1;
 
-    ape->fileversion = get_le16(pb);
+    ape->fileversion = avio_rl16(pb);
 
     if (ape->fileversion < APE_MIN_VERSION || ape->fileversion > APE_MAX_VERSION) {
         av_log(s, AV_LOG_ERROR, "Unsupported file version - %d.%02d\n", ape->fileversion / 1000, (ape->fileversion % 1000) / 10);
@@ -174,15 +174,15 @@ static int ape_read_header(AVFormatContext * s, AVFormatParameters * ap)
     }
 
     if (ape->fileversion >= 3980) {
-        ape->padding1             = get_le16(pb);
-        ape->descriptorlength     = get_le32(pb);
-        ape->headerlength         = get_le32(pb);
-        ape->seektablelength      = get_le32(pb);
-        ape->wavheaderlength      = get_le32(pb);
-        ape->audiodatalength      = get_le32(pb);
-        ape->audiodatalength_high = get_le32(pb);
-        ape->wavtaillength        = get_le32(pb);
-        get_buffer(pb, ape->md5, 16);
+        ape->padding1             = avio_rl16(pb);
+        ape->descriptorlength     = avio_rl32(pb);
+        ape->headerlength         = avio_rl32(pb);
+        ape->seektablelength      = avio_rl32(pb);
+        ape->wavheaderlength      = avio_rl32(pb);
+        ape->audiodatalength      = avio_rl32(pb);
+        ape->audiodatalength_high = avio_rl32(pb);
+        ape->wavtaillength        = avio_rl32(pb);
+        avio_read(pb, ape->md5, 16);
 
         /* Skip any unknown bytes at the end of the descriptor.
            This is for future compatibility */
@@ -190,26 +190,26 @@ static int ape_read_header(AVFormatContext * s, AVFormatParameters * ap)
             url_fseek(pb, ape->descriptorlength - 52, SEEK_CUR);
 
         /* Read header data */
-        ape->compressiontype      = get_le16(pb);
-        ape->formatflags          = get_le16(pb);
-        ape->blocksperframe       = get_le32(pb);
-        ape->finalframeblocks     = get_le32(pb);
-        ape->totalframes          = get_le32(pb);
-        ape->bps                  = get_le16(pb);
-        ape->channels             = get_le16(pb);
-        ape->samplerate           = get_le32(pb);
+        ape->compressiontype      = avio_rl16(pb);
+        ape->formatflags          = avio_rl16(pb);
+        ape->blocksperframe       = avio_rl32(pb);
+        ape->finalframeblocks     = avio_rl32(pb);
+        ape->totalframes          = avio_rl32(pb);
+        ape->bps                  = avio_rl16(pb);
+        ape->channels             = avio_rl16(pb);
+        ape->samplerate           = avio_rl32(pb);
     } else {
         ape->descriptorlength = 0;
         ape->headerlength = 32;
 
-        ape->compressiontype      = get_le16(pb);
-        ape->formatflags          = get_le16(pb);
-        ape->channels             = get_le16(pb);
-        ape->samplerate           = get_le32(pb);
-        ape->wavheaderlength      = get_le32(pb);
-        ape->wavtaillength        = get_le32(pb);
-        ape->totalframes          = get_le32(pb);
-        ape->finalframeblocks     = get_le32(pb);
+        ape->compressiontype      = avio_rl16(pb);
+        ape->formatflags          = avio_rl16(pb);
+        ape->channels             = avio_rl16(pb);
+        ape->samplerate           = avio_rl32(pb);
+        ape->wavheaderlength      = avio_rl32(pb);
+        ape->wavtaillength        = avio_rl32(pb);
+        ape->totalframes          = avio_rl32(pb);
+        ape->finalframeblocks     = avio_rl32(pb);
 
         if (ape->formatflags & MAC_FORMAT_FLAG_HAS_PEAK_LEVEL) {
             url_fseek(pb, 4, SEEK_CUR); /* Skip the peak level */
@@ -217,7 +217,7 @@ static int ape_read_header(AVFormatContext * s, AVFormatParameters * ap)
         }
 
         if (ape->formatflags & MAC_FORMAT_FLAG_HAS_SEEK_ELEMENTS) {
-            ape->seektablelength = get_le32(pb);
+            ape->seektablelength = avio_rl32(pb);
             ape->headerlength += 4;
             ape->seektablelength *= sizeof(int32_t);
         } else
@@ -260,7 +260,7 @@ static int ape_read_header(AVFormatContext * s, AVFormatParameters * ap)
     if (ape->seektablelength > 0) {
         ape->seektable = av_malloc(ape->seektablelength);
         for (i = 0; i < ape->seektablelength / sizeof(uint32_t); i++)
-            ape->seektable[i] = get_le32(pb);
+            ape->seektable[i] = avio_rl32(pb);
     }
 
     ape->frames[0].pos     = ape->firstframe;
@@ -355,7 +355,7 @@ static int ape_read_packet(AVFormatContext * s, AVPacket * pkt)
 
     AV_WL32(pkt->data    , nblocks);
     AV_WL32(pkt->data + 4, ape->frames[ape->currentframe].skip);
-    ret = get_buffer(s->pb, pkt->data + extra_size, ape->frames[ape->currentframe].size);
+    ret = avio_read(s->pb, pkt->data + extra_size, ape->frames[ape->currentframe].size);
 
     pkt->pts = ape->frames[ape->currentframe].pts;
     pkt->stream_index = 0;

libavformat/apetag.c

@@ -38,10 +38,10 @@ static int ape_tag_read_field(AVFormatContext *s)
     uint32_t size, flags;
     int i, c;
 
-    size = get_le32(pb);  /* field size */
-    flags = get_le32(pb); /* field flags */
+    size = avio_rl32(pb);  /* field size */
+    flags = avio_rl32(pb); /* field flags */
     for (i = 0; i < sizeof(key) - 1; i++) {
-        c = get_byte(pb);
+        c = avio_r8(pb);
         if (c < 0x20 || c > 0x7E)
             break;
         else
@@ -57,7 +57,7 @@ static int ape_tag_read_field(AVFormatContext *s)
     value = av_malloc(size+1);
     if (!value)
         return AVERROR(ENOMEM);
-    get_buffer(pb, value, size);
+    avio_read(pb, value, size);
     value[size] = 0;
     av_metadata_set2(&s->metadata, key, value, AV_METADATA_DONT_STRDUP_VAL);
     return 0;
@@ -76,30 +76,30 @@ void ff_ape_parse_tag(AVFormatContext *s)
 
     url_fseek(pb, file_size - APE_TAG_FOOTER_BYTES, SEEK_SET);
 
-    get_buffer(pb, buf, 8);    /* APETAGEX */
+    avio_read(pb, buf, 8);     /* APETAGEX */
     if (strncmp(buf, "APETAGEX", 8)) {
         return;
     }
 
-    val = get_le32(pb);        /* APE tag version */
+    val = avio_rl32(pb);       /* APE tag version */
     if (val > APE_TAG_VERSION) {
         av_log(s, AV_LOG_ERROR, "Unsupported tag version. (>=%d)\n", APE_TAG_VERSION);
         return;
     }
 
-    tag_bytes = get_le32(pb);  /* tag size */
+    tag_bytes = avio_rl32(pb); /* tag size */
     if (tag_bytes - APE_TAG_FOOTER_BYTES > (1024 * 1024 * 16)) {
         av_log(s, AV_LOG_ERROR, "Tag size is way too big\n");
         return;
     }
 
-    fields = get_le32(pb);     /* number of fields */
+    fields = avio_rl32(pb);    /* number of fields */
     if (fields > 65536) {
         av_log(s, AV_LOG_ERROR, "Too many tag fields (%d)\n", fields);
         return;
     }
 
-    val = get_le32(pb);        /* flags */
+    val = avio_rl32(pb);       /* flags */
     if (val & APE_TAG_FLAG_IS_HEADER) {
         av_log(s, AV_LOG_ERROR, "APE Tag is a header\n");
         return;

libavformat/au.c

@@ -127,15 +127,15 @@ static int au_read_header(AVFormatContext *s,
     AVStream *st;
 
     /* check ".snd" header */
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag != MKTAG('.', 's', 'n', 'd'))
         return -1;
-    size = get_be32(pb); /* header size */
-    get_be32(pb); /* data size */
+    size = avio_rb32(pb); /* header size */
+    avio_rb32(pb); /* data size */
 
-    id = get_be32(pb);
-    rate = get_be32(pb);
-    channels = get_be32(pb);
+    id = avio_rb32(pb);
+    rate = avio_rb32(pb);
+    channels = avio_rb32(pb);
 
     codec = ff_codec_get_id(codec_au_tags, id);
 

libavformat/avio.h

@@ -378,6 +378,25 @@ attribute_deprecated AVIOContext *av_alloc_put_byte(
                   int (*read_packet)(void *opaque, uint8_t *buf, int buf_size),
                   int (*write_packet)(void *opaque, uint8_t *buf, int buf_size),
                   int64_t (*seek)(void *opaque, int64_t offset, int whence));
+
+/**
+ * @defgroup old_avio_funcs Old put_/get_*() functions
+ * @deprecated use the avio_ -prefixed functions instead.
+ * @{
+ */
+attribute_deprecated int          get_buffer(AVIOContext *s, unsigned char *buf, int size);
+attribute_deprecated int          get_byte(AVIOContext *s);
+attribute_deprecated unsigned int get_le16(AVIOContext *s);
+attribute_deprecated unsigned int get_le24(AVIOContext *s);
+attribute_deprecated unsigned int get_le32(AVIOContext *s);
+attribute_deprecated uint64_t     get_le64(AVIOContext *s);
+attribute_deprecated unsigned int get_be16(AVIOContext *s);
+attribute_deprecated unsigned int get_be24(AVIOContext *s);
+attribute_deprecated unsigned int get_be32(AVIOContext *s);
+attribute_deprecated uint64_t     get_be64(AVIOContext *s);
+/**
+ * @}
+ */
 #endif
 
 AVIOContext *avio_alloc_context(
@@ -477,7 +496,7 @@ void put_flush_packet(AVIOContext *s);
  * Read size bytes from AVIOContext into buf.
  * @return number of bytes read or AVERROR
  */
-int get_buffer(AVIOContext *s, unsigned char *buf, int size);
+int avio_read(AVIOContext *s, unsigned char *buf, int size);
 
 /**
  * Read size bytes from AVIOContext into buf.
@@ -489,11 +508,11 @@ int get_partial_buffer(AVIOContext *s, unsigned char *buf, int size);
 
 /** @note return 0 if EOF, so you cannot use it if EOF handling is
     necessary */
-int get_byte(AVIOContext *s);
-unsigned int get_le24(AVIOContext *s);
-unsigned int get_le32(AVIOContext *s);
-uint64_t get_le64(AVIOContext *s);
-unsigned int get_le16(AVIOContext *s);
+int          avio_r8  (AVIOContext *s);
+unsigned int avio_rl16(AVIOContext *s);
+unsigned int avio_rl24(AVIOContext *s);
+unsigned int avio_rl32(AVIOContext *s);
+uint64_t     avio_rl64(AVIOContext *s);
 
 /**
  * Read a UTF-16 string from pb and convert it to UTF-8.
@@ -505,10 +524,10 @@ int avio_get_str16le(AVIOContext *pb, int maxlen, char *buf, int buflen);
 int avio_get_str16be(AVIOContext *pb, int maxlen, char *buf, int buflen);
 
 char *get_strz(AVIOContext *s, char *buf, int maxlen);
-unsigned int get_be16(AVIOContext *s);
-unsigned int get_be24(AVIOContext *s);
-unsigned int get_be32(AVIOContext *s);
-uint64_t get_be64(AVIOContext *s);
+unsigned int avio_rb16(AVIOContext *s);
+unsigned int avio_rb24(AVIOContext *s);
+unsigned int avio_rb32(AVIOContext *s);
+uint64_t     avio_rb64(AVIOContext *s);
 
 uint64_t ff_get_v(AVIOContext *bc);
 

libavformat/aviobuf.c

@@ -298,6 +298,32 @@ void put_strz(AVIOContext *s, const char *str)
 {
     avio_put_str(s, str);
 }
+
+#define GET(name, type) \
+    type get_be ##name(AVIOContext *s) \
+{\
+    return avio_rb ##name(s);\
+}\
+    type get_le ##name(AVIOContext *s) \
+{\
+    return avio_rl ##name(s);\
+}
+
+GET(16, unsigned int)
+GET(24, unsigned int)
+GET(32, unsigned int)
+GET(64, uint64_t)
+
+#undef GET
+
+int get_byte(AVIOContext *s)
+{
+   return avio_r8(s);
+}
+int get_buffer(AVIOContext *s, unsigned char *buf, int size)
+{
+    return avio_read(s, buf, size);
+}
 #endif
 
 int avio_put_str(AVIOContext *s, const char *str)
@@ -457,7 +483,7 @@ void init_checksum(AVIOContext *s,
 }
 
 /* XXX: put an inline version */
-int get_byte(AVIOContext *s)
+int avio_r8(AVIOContext *s)
 {
     if (s->buf_ptr >= s->buf_end)
         fill_buffer(s);
@@ -475,7 +501,7 @@ int url_fgetc(AVIOContext *s)
     return URL_EOF;
 }
 
-int get_buffer(AVIOContext *s, unsigned char *buf, int size)
+int avio_read(AVIOContext *s, unsigned char *buf, int size)
 {
     int len, size1;
 
@@ -545,58 +571,58 @@ int get_partial_buffer(AVIOContext *s, unsigned char *buf, int size)
     return len;
 }
 
-unsigned int get_le16(AVIOContext *s)
+unsigned int avio_rl16(AVIOContext *s)
 {
     unsigned int val;
-    val = get_byte(s);
-    val |= get_byte(s) << 8;
+    val = avio_r8(s);
+    val |= avio_r8(s) << 8;
     return val;
 }
 
-unsigned int get_le24(AVIOContext *s)
+unsigned int avio_rl24(AVIOContext *s)
 {
     unsigned int val;
-    val = get_le16(s);
-    val |= get_byte(s) << 16;
+    val = avio_rl16(s);
+    val |= avio_r8(s) << 16;
     return val;
 }
 
-unsigned int get_le32(AVIOContext *s)
+unsigned int avio_rl32(AVIOContext *s)
 {
     unsigned int val;
-    val = get_le16(s);
-    val |= get_le16(s) << 16;
+    val = avio_rl16(s);
+    val |= avio_rl16(s) << 16;
     return val;
 }
 
-uint64_t get_le64(AVIOContext *s)
+uint64_t avio_rl64(AVIOContext *s)
 {
     uint64_t val;
-    val = (uint64_t)get_le32(s);
-    val |= (uint64_t)get_le32(s) << 32;
+    val = (uint64_t)avio_rl32(s);
+    val |= (uint64_t)avio_rl32(s) << 32;
     return val;
 }
 
-unsigned int get_be16(AVIOContext *s)
+unsigned int avio_rb16(AVIOContext *s)
 {
     unsigned int val;
-    val = get_byte(s) << 8;
-    val |= get_byte(s);
+    val = avio_r8(s) << 8;
+    val |= avio_r8(s);
     return val;
 }
 
-unsigned int get_be24(AVIOContext *s)
+unsigned int avio_rb24(AVIOContext *s)
 {
     unsigned int val;
-    val = get_be16(s) << 8;
-    val |= get_byte(s);
+    val = avio_rb16(s) << 8;
+    val |= avio_r8(s);
     return val;
 }
-unsigned int get_be32(AVIOContext *s)
+unsigned int avio_rb32(AVIOContext *s)
 {
     unsigned int val;
-    val = get_be16(s) << 16;
-    val |= get_be16(s);
+    val = avio_rb16(s) << 16;
+    val |= avio_rb16(s);
     return val;
 }
 
@@ -605,7 +631,7 @@ char *get_strz(AVIOContext *s, char *buf, int maxlen)
     int i = 0;
     char c;
 
-    while ((c = get_byte(s))) {
+    while ((c = avio_r8(s))) {
         if (i < maxlen-1)
             buf[i++] = c;
     }
@@ -621,7 +647,7 @@ int ff_get_line(AVIOContext *s, char *buf, int maxlen)
     char c;
 
     do {
-        c = get_byte(s);
+        c = avio_r8(s);
         if (c && i < maxlen-1)
             buf[i++] = c;
     } while (c != '\n' && c);
@@ -647,16 +673,16 @@ int ff_get_line(AVIOContext *s, char *buf, int maxlen)
     return ret;\
 }\
 
-GET_STR16(le, get_le16)
-GET_STR16(be, get_be16)
+GET_STR16(le, avio_rl16)
+GET_STR16(be, avio_rb16)
 
 #undef GET_STR16
 
-uint64_t get_be64(AVIOContext *s)
+uint64_t avio_rb64(AVIOContext *s)
 {
     uint64_t val;
-    val = (uint64_t)get_be32(s) << 32;
-    val |= (uint64_t)get_be32(s);
+    val = (uint64_t)avio_rb32(s) << 32;
+    val |= (uint64_t)avio_rb32(s);
     return val;
 }
 
@@ -665,7 +691,7 @@ uint64_t ff_get_v(AVIOContext *bc){
     int tmp;
 
     do{
-        tmp = get_byte(bc);
+        tmp = avio_r8(bc);
         val= (val<<7) + (tmp&127);
     }while(tmp&128);
     return val;

libavformat/avs.c

@@ -62,11 +62,11 @@ static int avs_read_header(AVFormatContext * s, AVFormatParameters * ap)
     s->ctx_flags |= AVFMTCTX_NOHEADER;
 
     url_fskip(s->pb, 4);
-    avs->width = get_le16(s->pb);
-    avs->height = get_le16(s->pb);
-    avs->bits_per_sample = get_le16(s->pb);
-    avs->fps = get_le16(s->pb);
-    avs->nb_frames = get_le32(s->pb);
+    avs->width = avio_rl16(s->pb);
+    avs->height = avio_rl16(s->pb);
+    avs->bits_per_sample = avio_rl16(s->pb);
+    avs->fps = avio_rl16(s->pb);
+    avs->nb_frames = avio_rl32(s->pb);
     avs->remaining_frame_size = 0;
     avs->remaining_audio_size = 0;
 
@@ -104,7 +104,7 @@ avs_read_video_packet(AVFormatContext * s, AVPacket * pkt,
     pkt->data[palette_size + 1] = type;
     pkt->data[palette_size + 2] = size & 0xFF;
     pkt->data[palette_size + 3] = (size >> 8) & 0xFF;
-    ret = get_buffer(s->pb, pkt->data + palette_size + 4, size - 4) + 4;
+    ret = avio_read(s->pb, pkt->data + palette_size + 4, size - 4) + 4;
     if (ret < size) {
         av_free_packet(pkt);
         return AVERROR(EIO);
@@ -154,20 +154,20 @@ static int avs_read_packet(AVFormatContext * s, AVPacket * pkt)
 
     while (1) {
         if (avs->remaining_frame_size <= 0) {
-            if (!get_le16(s->pb))    /* found EOF */
+            if (!avio_rl16(s->pb))    /* found EOF */
                 return AVERROR(EIO);
-            avs->remaining_frame_size = get_le16(s->pb) - 4;
+            avs->remaining_frame_size = avio_rl16(s->pb) - 4;
         }
 
         while (avs->remaining_frame_size > 0) {
-            sub_type = get_byte(s->pb);
-            type = get_byte(s->pb);
-            size = get_le16(s->pb);
+            sub_type = avio_r8(s->pb);
+            type = avio_r8(s->pb);
+            size = avio_rl16(s->pb);
             avs->remaining_frame_size -= size;
 
             switch (type) {
             case AVS_PALETTE:
-                ret = get_buffer(s->pb, palette, size - 4);
+                ret = avio_read(s->pb, palette, size - 4);
                 if (ret < size - 4)
                     return AVERROR(EIO);
                 palette_size = size;

libavformat/bethsoftvid.c

@@ -68,7 +68,7 @@ static int vid_read_header(AVFormatContext *s,
     *    int16s: always_512, nframes, width, height, delay, always_14
     */
     url_fseek(pb, 5, SEEK_CUR);
-    vid->nframes = get_le16(pb);
+    vid->nframes = avio_rl16(pb);
 
     stream = av_new_stream(s, 0);
     if (!stream)
@@ -76,11 +76,11 @@ static int vid_read_header(AVFormatContext *s,
     av_set_pts_info(stream, 32, 1, 60);     // 16 ms increments, i.e. 60 fps
     stream->codec->codec_type = AVMEDIA_TYPE_VIDEO;
     stream->codec->codec_id = CODEC_ID_BETHSOFTVID;
-    stream->codec->width = get_le16(pb);
-    stream->codec->height = get_le16(pb);
+    stream->codec->width = avio_rl16(pb);
+    stream->codec->height = avio_rl16(pb);
     stream->codec->pix_fmt = PIX_FMT_PAL8;
-    vid->bethsoft_global_delay = get_le16(pb);
-    get_le16(pb);
+    vid->bethsoft_global_delay = avio_rl16(pb);
+    avio_rl16(pb);
 
     // done with video codec, set up audio codec
     stream = av_new_stream(s, 0);
@@ -117,11 +117,11 @@ static int read_frame(BVID_DemuxContext *vid, AVIOContext *pb, AVPacket *pkt,
     vidbuf_start[vidbuf_nbytes++] = block_type;
 
     // get the video delay (next int16), and set the presentation time
-    vid->video_pts += vid->bethsoft_global_delay + get_le16(pb);
+    vid->video_pts += vid->bethsoft_global_delay + avio_rl16(pb);
 
     // set the y offset if it exists (decoder header data should be in data section)
     if(block_type == VIDEO_YOFF_P_FRAME){
-        if(get_buffer(pb, &vidbuf_start[vidbuf_nbytes], 2) != 2)
+        if(avio_read(pb, &vidbuf_start[vidbuf_nbytes], 2) != 2)
             goto fail;
         vidbuf_nbytes += 2;
     }
@@ -131,21 +131,21 @@ static int read_frame(BVID_DemuxContext *vid, AVIOContext *pb, AVPacket *pkt,
         if(!vidbuf_start)
             return AVERROR(ENOMEM);
 
-        code = get_byte(pb);
+        code = avio_r8(pb);
         vidbuf_start[vidbuf_nbytes++] = code;
 
         if(code >= 0x80){ // rle sequence
             if(block_type == VIDEO_I_FRAME)
-                vidbuf_start[vidbuf_nbytes++] = get_byte(pb);
+                vidbuf_start[vidbuf_nbytes++] = avio_r8(pb);
         } else if(code){ // plain sequence
-            if(get_buffer(pb, &vidbuf_start[vidbuf_nbytes], code) != code)
+            if(avio_read(pb, &vidbuf_start[vidbuf_nbytes], code) != code)
                 goto fail;
             vidbuf_nbytes += code;
         }
         bytes_copied += code & 0x7F;
         if(bytes_copied == npixels){ // sometimes no stop character is given, need to keep track of bytes copied
             // may contain a 0 byte even if read all pixels
-            if(get_byte(pb))
+            if(avio_r8(pb))
                 url_fseek(pb, -1, SEEK_CUR);
             break;
         }
@@ -182,7 +182,7 @@ static int vid_read_packet(AVFormatContext *s,
     if(vid->is_finished || url_feof(pb))
         return AVERROR(EIO);
 
-    block_type = get_byte(pb);
+    block_type = avio_r8(pb);
     switch(block_type){
         case PALETTE_BLOCK:
             url_fseek(pb, -1, SEEK_CUR);     // include block type
@@ -195,12 +195,12 @@ static int vid_read_packet(AVFormatContext *s,
             return ret_value;
 
         case FIRST_AUDIO_BLOCK:
-            get_le16(pb);
+            avio_rl16(pb);
             // soundblaster DAC used for sample rate, as on specification page (link above)
-            s->streams[1]->codec->sample_rate = 1000000 / (256 - get_byte(pb));
+            s->streams[1]->codec->sample_rate = 1000000 / (256 - avio_r8(pb));
             s->streams[1]->codec->bit_rate = s->streams[1]->codec->channels * s->streams[1]->codec->sample_rate * s->streams[1]->codec->bits_per_coded_sample;
         case AUDIO_BLOCK:
-            audio_length = get_le16(pb);
+            audio_length = avio_rl16(pb);
             ret_value = av_get_packet(pb, pkt, audio_length);
             pkt->stream_index = 1;
             return ret_value != audio_length ? AVERROR(EIO) : ret_value;

libavformat/bfi.c

@@ -66,24 +66,24 @@ static int bfi_read_header(AVFormatContext * s, AVFormatParameters * ap)
 
     /* Set the total number of frames. */
     url_fskip(pb, 8);
-    chunk_header           = get_le32(pb);
-    bfi->nframes           = get_le32(pb);
-    get_le32(pb);
-    get_le32(pb);
-    get_le32(pb);
-    fps                    = get_le32(pb);
+    chunk_header           = avio_rl32(pb);
+    bfi->nframes           = avio_rl32(pb);
+    avio_rl32(pb);
+    avio_rl32(pb);
+    avio_rl32(pb);
+    fps                    = avio_rl32(pb);
     url_fskip(pb, 12);
-    vstream->codec->width  = get_le32(pb);
-    vstream->codec->height = get_le32(pb);
+    vstream->codec->width  = avio_rl32(pb);
+    vstream->codec->height = avio_rl32(pb);
 
     /*Load the palette to extradata */
     url_fskip(pb, 8);
     vstream->codec->extradata      = av_malloc(768);
     vstream->codec->extradata_size = 768;
-    get_buffer(pb, vstream->codec->extradata,
+    avio_read(pb, vstream->codec->extradata,
                vstream->codec->extradata_size);
 
-    astream->codec->sample_rate = get_le32(pb);
+    astream->codec->sample_rate = avio_rl32(pb);
 
     /* Set up the video codec... */
     av_set_pts_info(vstream, 32, 1, fps);
@@ -119,14 +119,14 @@ static int bfi_read_packet(AVFormatContext * s, AVPacket * pkt)
         while(state != MKTAG('S','A','V','I')){
             if (url_feof(pb))
                 return AVERROR(EIO);
-            state = 256*state + get_byte(pb);
+            state = 256*state + avio_r8(pb);
         }
         /* Now that the chunk's location is confirmed, we proceed... */
-        chunk_size      = get_le32(pb);
-        get_le32(pb);
-        audio_offset    = get_le32(pb);
-        get_le32(pb);
-        video_offset    = get_le32(pb);
+        chunk_size      = avio_rl32(pb);
+        avio_rl32(pb);
+        audio_offset    = avio_rl32(pb);
+        avio_rl32(pb);
+        video_offset    = avio_rl32(pb);
         audio_size      = video_offset - audio_offset;
         bfi->video_size = chunk_size - video_offset;
 

libavformat/bink.c

@@ -82,17 +82,17 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
     if (!vst)
         return AVERROR(ENOMEM);
 
-    vst->codec->codec_tag = get_le32(pb);
+    vst->codec->codec_tag = avio_rl32(pb);
 
-    bink->file_size = get_le32(pb) + 8;
-    vst->duration   = get_le32(pb);
+    bink->file_size = avio_rl32(pb) + 8;
+    vst->duration   = avio_rl32(pb);
 
     if (vst->duration > 1000000) {
         av_log(s, AV_LOG_ERROR, "invalid header: more than 1000000 frames\n");
         return AVERROR(EIO);
     }
 
-    if (get_le32(pb) > bink->file_size) {
+    if (avio_rl32(pb) > bink->file_size) {
         av_log(s, AV_LOG_ERROR,
                "invalid header: largest frame size greater than file size\n");
         return AVERROR(EIO);
@@ -100,11 +100,11 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
 
     url_fskip(pb, 4);
 
-    vst->codec->width  = get_le32(pb);
-    vst->codec->height = get_le32(pb);
+    vst->codec->width  = avio_rl32(pb);
+    vst->codec->height = avio_rl32(pb);
 
-    fps_num = get_le32(pb);
-    fps_den = get_le32(pb);
+    fps_num = avio_rl32(pb);
+    fps_den = avio_rl32(pb);
     if (fps_num == 0 || fps_den == 0) {
         av_log(s, AV_LOG_ERROR, "invalid header: invalid fps (%d/%d)\n", fps_num, fps_den);
         return AVERROR(EIO);
@@ -115,9 +115,9 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
     vst->codec->codec_id   = CODEC_ID_BINKVIDEO;
     vst->codec->extradata  = av_mallocz(4 + FF_INPUT_BUFFER_PADDING_SIZE);
     vst->codec->extradata_size = 4;
-    get_buffer(pb, vst->codec->extradata, 4);
+    avio_read(pb, vst->codec->extradata, 4);
 
-    bink->num_audio_tracks = get_le32(pb);
+    bink->num_audio_tracks = avio_rl32(pb);
 
     if (bink->num_audio_tracks > BINK_MAX_AUDIO_TRACKS) {
         av_log(s, AV_LOG_ERROR,
@@ -135,9 +135,9 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
                 return AVERROR(ENOMEM);
             ast->codec->codec_type  = AVMEDIA_TYPE_AUDIO;
             ast->codec->codec_tag   = 0;
-            ast->codec->sample_rate = get_le16(pb);
+            ast->codec->sample_rate = avio_rl16(pb);
             av_set_pts_info(ast, 64, 1, ast->codec->sample_rate);
-            flags = get_le16(pb);
+            flags = avio_rl16(pb);
             ast->codec->codec_id = flags & BINK_AUD_USEDCT ?
                                    CODEC_ID_BINKAUDIO_DCT : CODEC_ID_BINKAUDIO_RDFT;
             ast->codec->channels = flags & BINK_AUD_STEREO ? 2 : 1;
@@ -147,14 +147,14 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
     }
 
     /* frame index table */
-    next_pos = get_le32(pb);
+    next_pos = avio_rl32(pb);
     for (i = 0; i < vst->duration; i++) {
         pos = next_pos;
         if (i == vst->duration - 1) {
             next_pos = bink->file_size;
             keyframe = 0;
         } else {
-            next_pos = get_le32(pb);
+            next_pos = avio_rl32(pb);
             keyframe = pos & 1;
         }
         pos &= ~1;
@@ -201,7 +201,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     }
 
     while (bink->current_track < bink->num_audio_tracks) {
-        uint32_t audio_size = get_le32(pb);
+        uint32_t audio_size = avio_rl32(pb);
         if (audio_size > bink->remain_packet_size - 4) {
             av_log(s, AV_LOG_ERROR,
                    "frame %"PRId64": audio size in header (%u) > size of packet left (%u)\n",

libavformat/c93.c

@@ -66,9 +66,9 @@ static int read_header(AVFormatContext *s,
     int framecount = 0;
 
     for (i = 0; i < 512; i++) {
-        c93->block_records[i].index = get_le16(pb);
-        c93->block_records[i].length = get_byte(pb);
-        c93->block_records[i].frames = get_byte(pb);
+        c93->block_records[i].index = avio_rl16(pb);
+        c93->block_records[i].length = avio_r8(pb);
+        c93->block_records[i].frames = avio_r8(pb);
         if (c93->block_records[i].frames > 32) {
             av_log(s, AV_LOG_ERROR, "too many frames in block\n");
             return AVERROR_INVALIDDATA;
@@ -114,7 +114,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     if (c93->next_pkt_is_audio) {
         c93->current_frame++;
         c93->next_pkt_is_audio = 0;
-        datasize = get_le16(pb);
+        datasize = avio_rl16(pb);
         if (datasize > 42) {
             if (!c93->audio) {
                 c93->audio = av_new_stream(s, 1);
@@ -142,13 +142,13 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     if (c93->current_frame == 0) {
         url_fseek(pb, br->index * 2048, SEEK_SET);
         for (i = 0; i < 32; i++) {
-            c93->frame_offsets[i] = get_le32(pb);
+            c93->frame_offsets[i] = avio_rl32(pb);
         }
     }
 
     url_fseek(pb,br->index * 2048 +
             c93->frame_offsets[c93->current_frame], SEEK_SET);
-    datasize = get_le16(pb); /* video frame size */
+    datasize = avio_rl16(pb); /* video frame size */
 
     ret = av_new_packet(pkt, datasize + 768 + 1);
     if (ret < 0)
@@ -156,13 +156,13 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     pkt->data[0] = 0;
     pkt->size = datasize + 1;
 
-    ret = get_buffer(pb, pkt->data + 1, datasize);
+    ret = avio_read(pb, pkt->data + 1, datasize);
     if (ret < datasize) {
         ret = AVERROR(EIO);
         goto fail;
     }
 
-    datasize = get_le16(pb); /* palette size */
+    datasize = avio_rl16(pb); /* palette size */
     if (datasize) {
         if (datasize != 768) {
             av_log(s, AV_LOG_ERROR, "invalid palette size %u\n", datasize);
@@ -170,7 +170,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
             goto fail;
         }
         pkt->data[0] |= C93_HAS_PALETTE;
-        ret = get_buffer(pb, pkt->data + pkt->size, datasize);
+        ret = avio_read(pb, pkt->data + pkt->size, datasize);
         if (ret < datasize) {
             ret = AVERROR(EIO);
             goto fail;

libavformat/cafdec.c

@@ -65,14 +65,14 @@ static int read_desc_chunk(AVFormatContext *s)
 
     /* parse format description */
     st->codec->codec_type  = AVMEDIA_TYPE_AUDIO;
-    st->codec->sample_rate = av_int2dbl(get_be64(pb));
-    st->codec->codec_tag   = get_be32(pb);
-    flags = get_be32(pb);
-    caf->bytes_per_packet  = get_be32(pb);
+    st->codec->sample_rate = av_int2dbl(avio_rb64(pb));
+    st->codec->codec_tag   = avio_rb32(pb);
+    flags = avio_rb32(pb);
+    caf->bytes_per_packet  = avio_rb32(pb);
     st->codec->block_align = caf->bytes_per_packet;
-    caf->frames_per_packet = get_be32(pb);
-    st->codec->channels    = get_be32(pb);
-    st->codec->bits_per_coded_sample = get_be32(pb);
+    caf->frames_per_packet = avio_rb32(pb);
+    st->codec->channels    = avio_rb32(pb);
+    st->codec->bits_per_coded_sample = avio_rb32(pb);
 
     /* calculate bit rate for constant size packets */
     if (caf->frames_per_packet > 0 && caf->bytes_per_packet > 0) {
@@ -127,14 +127,14 @@ static int read_kuki_chunk(AVFormatContext *s, int64_t size)
         st->codec->extradata = av_mallocz(ALAC_HEADER + FF_INPUT_BUFFER_PADDING_SIZE);
         if (!st->codec->extradata)
             return AVERROR(ENOMEM);
-        get_buffer(pb, st->codec->extradata, ALAC_HEADER);
+        avio_read(pb, st->codec->extradata, ALAC_HEADER);
         st->codec->extradata_size = ALAC_HEADER;
         url_fskip(pb, size - ALAC_PREAMBLE - ALAC_HEADER);
     } else {
         st->codec->extradata = av_mallocz(size + FF_INPUT_BUFFER_PADDING_SIZE);
         if (!st->codec->extradata)
             return AVERROR(ENOMEM);
-        get_buffer(pb, st->codec->extradata, size);
+        avio_read(pb, st->codec->extradata, size);
         st->codec->extradata_size = size;
     }
 
@@ -152,13 +152,13 @@ static int read_pakt_chunk(AVFormatContext *s, int64_t size)
 
     ccount = url_ftell(pb);
 
-    num_packets = get_be64(pb);
+    num_packets = avio_rb64(pb);
     if (num_packets < 0 || INT32_MAX / sizeof(AVIndexEntry) < num_packets)
         return AVERROR_INVALIDDATA;
 
-    st->nb_frames  = get_be64(pb); /* valid frames */
-    st->nb_frames += get_be32(pb); /* priming frames */
-    st->nb_frames += get_be32(pb); /* remainder frames */
+    st->nb_frames  = avio_rb64(pb); /* valid frames */
+    st->nb_frames += avio_rb32(pb); /* priming frames */
+    st->nb_frames += avio_rb32(pb); /* remainder frames */
 
     st->duration = 0;
     for (i = 0; i < num_packets; i++) {
@@ -181,7 +181,7 @@ static void read_info_chunk(AVFormatContext *s, int64_t size)
 {
     AVIOContext *pb = s->pb;
     unsigned int i;
-    unsigned int nb_entries = get_be32(pb);
+    unsigned int nb_entries = avio_rb32(pb);
     for (i = 0; i < nb_entries; i++) {
         char key[32];
         char value[1024];
@@ -204,11 +204,11 @@ static int read_header(AVFormatContext *s,
     url_fskip(pb, 8); /* magic, version, file flags */
 
     /* audio description chunk */
-    if (get_be32(pb) != MKBETAG('d','e','s','c')) {
+    if (avio_rb32(pb) != MKBETAG('d','e','s','c')) {
         av_log(s, AV_LOG_ERROR, "desc chunk not present\n");
         return AVERROR_INVALIDDATA;
     }
-    size = get_be64(pb);
+    size = avio_rb64(pb);
     if (size != 32)
         return AVERROR_INVALIDDATA;
 
@@ -226,8 +226,8 @@ static int read_header(AVFormatContext *s,
         if (found_data && (caf->data_size < 0 || url_is_streamed(pb)))
             break;
 
-        tag  = get_be32(pb);
-        size = get_be64(pb);
+        tag  = avio_rb32(pb);
+        size = avio_rb64(pb);
         if (url_feof(pb))
             break;
 

libavformat/daud.c

@@ -40,8 +40,8 @@ static int daud_packet(AVFormatContext *s, AVPacket *pkt) {
     int ret, size;
     if (url_feof(pb))
         return AVERROR(EIO);
-    size = get_be16(pb);
-    get_be16(pb); // unknown
+    size = avio_rb16(pb);
+    avio_rb16(pb); // unknown
     ret = av_get_packet(pb, pkt, size);
     pkt->stream_index = 0;
     return ret;

libavformat/dsicin.c

@@ -73,16 +73,16 @@ static int cin_probe(AVProbeData *p)
 static int cin_read_file_header(CinDemuxContext *cin, AVIOContext *pb) {
     CinFileHeader *hdr = &cin->file_header;
 
-    if (get_le32(pb) != 0x55AA0000)
+    if (avio_rl32(pb) != 0x55AA0000)
         return AVERROR_INVALIDDATA;
 
-    hdr->video_frame_size   = get_le32(pb);
-    hdr->video_frame_width  = get_le16(pb);
-    hdr->video_frame_height = get_le16(pb);
-    hdr->audio_frequency    = get_le32(pb);
-    hdr->audio_bits         = get_byte(pb);
-    hdr->audio_stereo       = get_byte(pb);
-    hdr->audio_frame_size   = get_le16(pb);
+    hdr->video_frame_size   = avio_rl32(pb);
+    hdr->video_frame_width  = avio_rl16(pb);
+    hdr->video_frame_height = avio_rl16(pb);
+    hdr->audio_frequency    = avio_rl32(pb);
+    hdr->audio_bits         = avio_r8(pb);
+    hdr->audio_stereo       = avio_r8(pb);
+    hdr->audio_frame_size   = avio_rl16(pb);
 
     if (hdr->audio_frequency != 22050 || hdr->audio_bits != 16 || hdr->audio_stereo != 0)
         return AVERROR_INVALIDDATA;
@@ -141,16 +141,16 @@ static int cin_read_header(AVFormatContext *s, AVFormatParameters *ap)
 static int cin_read_frame_header(CinDemuxContext *cin, AVIOContext *pb) {
     CinFrameHeader *hdr = &cin->frame_header;
 
-    hdr->video_frame_type = get_byte(pb);
-    hdr->audio_frame_type = get_byte(pb);
-    hdr->pal_colors_count = get_le16(pb);
-    hdr->video_frame_size = get_le32(pb);
-    hdr->audio_frame_size = get_le32(pb);
+    hdr->video_frame_type = avio_r8(pb);
+    hdr->audio_frame_type = avio_r8(pb);
+    hdr->pal_colors_count = avio_rl16(pb);
+    hdr->video_frame_size = avio_rl32(pb);
+    hdr->audio_frame_size = avio_rl32(pb);
 
     if (url_feof(pb) || url_ferror(pb))
         return AVERROR(EIO);
 
-    if (get_le32(pb) != 0xAA55AA55)
+    if (avio_rl32(pb) != 0xAA55AA55)
         return AVERROR_INVALIDDATA;
 
     return 0;
@@ -191,7 +191,7 @@ static int cin_read_packet(AVFormatContext *s, AVPacket *pkt)
         pkt->data[2] = hdr->pal_colors_count >> 8;
         pkt->data[3] = hdr->video_frame_type;
 
-        ret = get_buffer(pb, &pkt->data[4], pkt_size);
+        ret = avio_read(pb, &pkt->data[4], pkt_size);
         if (ret < 0) {
             av_free_packet(pkt);
             return ret;

libavformat/dv.c

@@ -410,7 +410,7 @@ static int dv_read_header(AVFormatContext *s,
     if (!c->dv_demux)
         return -1;
 
-    state = get_be32(s->pb);
+    state = avio_rb32(s->pb);
     while ((state & 0xffffff7f) != 0x1f07003f) {
         if (url_feof(s->pb)) {
             av_log(s, AV_LOG_ERROR, "Cannot find DV header.\n");
@@ -420,14 +420,14 @@ static int dv_read_header(AVFormatContext *s,
             marker_pos = url_ftell(s->pb);
         if (state == 0xff3f0701 && url_ftell(s->pb) - marker_pos == 80) {
             url_fseek(s->pb, -163, SEEK_CUR);
-            state = get_be32(s->pb);
+            state = avio_rb32(s->pb);
             break;
         }
-        state = (state << 8) | get_byte(s->pb);
+        state = (state << 8) | avio_r8(s->pb);
     }
     AV_WB32(c->buf, state);
 
-    if (get_buffer(s->pb, c->buf + 4, DV_PROFILE_BYTES - 4) <= 0 ||
+    if (avio_read(s->pb, c->buf + 4, DV_PROFILE_BYTES - 4) <= 0 ||
         url_fseek(s->pb, -DV_PROFILE_BYTES, SEEK_CUR) < 0)
         return AVERROR(EIO);
 
@@ -455,7 +455,7 @@ static int dv_read_packet(AVFormatContext *s, AVPacket *pkt)
         if (!c->dv_demux->sys)
             return AVERROR(EIO);
         size = c->dv_demux->sys->frame_size;
-        if (get_buffer(s->pb, c->buf, size) <= 0)
+        if (avio_read(s->pb, c->buf, size) <= 0)
             return AVERROR(EIO);
 
         size = dv_produce_packet(c->dv_demux, pkt, c->buf, size);

libavformat/dxa.c

@@ -61,17 +61,17 @@ static int dxa_read_header(AVFormatContext *s, AVFormatParameters *ap)
     int num, den;
     int flags;
 
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag != MKTAG('D', 'E', 'X', 'A'))
         return -1;
-    flags = get_byte(pb);
-    c->frames = get_be16(pb);
+    flags = avio_r8(pb);
+    c->frames = avio_rb16(pb);
     if(!c->frames){
         av_log(s, AV_LOG_ERROR, "File contains no frames ???\n");
         return -1;
     }
 
-    fps = get_be32(pb);
+    fps = avio_rb32(pb);
     if(fps > 0){
         den = 1000;
         num = fps;
@@ -82,8 +82,8 @@ static int dxa_read_header(AVFormatContext *s, AVFormatParameters *ap)
         den = 10;
         num = 1;
     }
-    w = get_be16(pb);
-    h = get_be16(pb);
+    w = avio_rb16(pb);
+    h = avio_rb16(pb);
     c->has_sound = 0;
 
     st = av_new_stream(s, 0);
@@ -91,13 +91,13 @@ static int dxa_read_header(AVFormatContext *s, AVFormatParameters *ap)
         return -1;
 
     // Parse WAV data header
-    if(get_le32(pb) == MKTAG('W', 'A', 'V', 'E')){
+    if(avio_rl32(pb) == MKTAG('W', 'A', 'V', 'E')){
         uint32_t size, fsize;
         c->has_sound = 1;
-        size = get_be32(pb);
+        size = avio_rb32(pb);
         c->vidpos = url_ftell(pb) + size;
         url_fskip(pb, 16);
-        fsize = get_le32(pb);
+        fsize = avio_rl32(pb);
 
         ast = av_new_stream(s, 0);
         if (!ast)
@@ -105,8 +105,8 @@ static int dxa_read_header(AVFormatContext *s, AVFormatParameters *ap)
         ff_get_wav_header(pb, ast->codec, fsize);
         // find 'data' chunk
         while(url_ftell(pb) < c->vidpos && !url_feof(pb)){
-            tag = get_le32(pb);
-            fsize = get_le32(pb);
+            tag = avio_rl32(pb);
+            fsize = avio_rl32(pb);
             if(tag == MKTAG('d', 'a', 't', 'a')) break;
             url_fskip(pb, fsize);
         }
@@ -163,7 +163,7 @@ static int dxa_read_packet(AVFormatContext *s, AVPacket *pkt)
     }
     url_fseek(s->pb, c->vidpos, SEEK_SET);
     while(!url_feof(s->pb) && c->frames){
-        get_buffer(s->pb, buf, 4);
+        avio_read(s->pb, buf, 4);
         switch(AV_RL32(buf)){
         case MKTAG('N', 'U', 'L', 'L'):
             if(av_new_packet(pkt, 4 + pal_size) < 0)
@@ -178,10 +178,10 @@ static int dxa_read_packet(AVFormatContext *s, AVPacket *pkt)
         case MKTAG('C', 'M', 'A', 'P'):
             pal_size = 768+4;
             memcpy(pal, buf, 4);
-            get_buffer(s->pb, pal + 4, 768);
+            avio_read(s->pb, pal + 4, 768);
             break;
         case MKTAG('F', 'R', 'A', 'M'):
-            get_buffer(s->pb, buf + 4, DXA_EXTRA_SIZE - 4);
+            avio_read(s->pb, buf + 4, DXA_EXTRA_SIZE - 4);
             size = AV_RB32(buf + 5);
             if(size > 0xFFFFFF){
                 av_log(s, AV_LOG_ERROR, "Frame size is too big: %d\n", size);
@@ -190,7 +190,7 @@ static int dxa_read_packet(AVFormatContext *s, AVPacket *pkt)
             if(av_new_packet(pkt, size + DXA_EXTRA_SIZE + pal_size) < 0)
                 return AVERROR(ENOMEM);
             memcpy(pkt->data + pal_size, buf, DXA_EXTRA_SIZE);
-            ret = get_buffer(s->pb, pkt->data + DXA_EXTRA_SIZE + pal_size, size);
+            ret = avio_read(s->pb, pkt->data + DXA_EXTRA_SIZE + pal_size, size);
             if(ret != size){
                 av_free_packet(pkt);
                 return AVERROR(EIO);

libavformat/eacdata.c

@@ -51,7 +51,7 @@ static int cdata_read_header(AVFormatContext *s, AVFormatParameters *ap)
     unsigned int sample_rate, header;
     AVStream *st;
 
-    header = get_be16(pb);
+    header = avio_rb16(pb);
     switch (header) {
         case 0x0400: cdata->channels = 1; break;
         case 0x0404: cdata->channels = 2; break;
@@ -61,7 +61,7 @@ static int cdata_read_header(AVFormatContext *s, AVFormatParameters *ap)
             return -1;
     };
 
-    sample_rate = get_be16(pb);
+    sample_rate = avio_rb16(pb);
     url_fskip(pb, 12);
 
     st = av_new_stream(s, 0);

libavformat/electronicarts.c

@@ -82,11 +82,11 @@ static uint32_t read_arbitary(AVIOContext *pb) {
     int i;
     uint32_t word;
 
-    size = get_byte(pb);
+    size = avio_r8(pb);
 
     word = 0;
     for (i = 0; i < size; i++) {
-        byte = get_byte(pb);
+        byte = avio_r8(pb);
         word <<= 8;
         word |= byte;
     }
@@ -112,7 +112,7 @@ static int process_audio_header_elements(AVFormatContext *s)
     while (!url_feof(pb) && inHeader) {
         int inSubheader;
         uint8_t byte;
-        byte = get_byte(pb);
+        byte = avio_r8(pb);
 
         switch (byte) {
         case 0xFD:
@@ -120,7 +120,7 @@ static int process_audio_header_elements(AVFormatContext *s)
             inSubheader = 1;
             while (!url_feof(pb) && inSubheader) {
                 uint8_t subbyte;
-                subbyte = get_byte(pb);
+                subbyte = avio_r8(pb);
 
                 switch (subbyte) {
                 case 0x80:
@@ -218,10 +218,10 @@ static int process_audio_header_eacs(AVFormatContext *s)
     AVIOContext *pb = s->pb;
     int compression_type;
 
-    ea->sample_rate  = ea->big_endian ? get_be32(pb) : get_le32(pb);
-    ea->bytes        = get_byte(pb);   /* 1=8-bit, 2=16-bit */
-    ea->num_channels = get_byte(pb);
-    compression_type = get_byte(pb);
+    ea->sample_rate  = ea->big_endian ? avio_rb32(pb) : avio_rl32(pb);
+    ea->bytes        = avio_r8(pb);   /* 1=8-bit, 2=16-bit */
+    ea->num_channels = avio_r8(pb);
+    compression_type = avio_r8(pb);
     url_fskip(pb, 13);
 
     switch (compression_type) {
@@ -249,9 +249,9 @@ static int process_audio_header_sead(AVFormatContext *s)
     EaDemuxContext *ea = s->priv_data;
     AVIOContext *pb = s->pb;
 
-    ea->sample_rate  = get_le32(pb);
-    ea->bytes        = get_le32(pb);  /* 1=8-bit, 2=16-bit */
-    ea->num_channels = get_le32(pb);
+    ea->sample_rate  = avio_rl32(pb);
+    ea->bytes        = avio_rl32(pb);  /* 1=8-bit, 2=16-bit */
+    ea->num_channels = avio_rl32(pb);
     ea->audio_codec  = CODEC_ID_ADPCM_IMA_EA_SEAD;
 
     return 1;
@@ -262,8 +262,8 @@ static int process_video_header_mdec(AVFormatContext *s)
     EaDemuxContext *ea = s->priv_data;
     AVIOContext *pb = s->pb;
     url_fskip(pb, 4);
-    ea->width  = get_le16(pb);
-    ea->height = get_le16(pb);
+    ea->width  = avio_rl16(pb);
+    ea->height = avio_rl16(pb);
     ea->time_base = (AVRational){1,15};
     ea->video_codec = CODEC_ID_MDEC;
     return 1;
@@ -275,8 +275,8 @@ static int process_video_header_vp6(AVFormatContext *s)
     AVIOContext *pb = s->pb;
 
     url_fskip(pb, 16);
-    ea->time_base.den = get_le32(pb);
-    ea->time_base.num = get_le32(pb);
+    ea->time_base.den = avio_rl32(pb);
+    ea->time_base.num = avio_rl32(pb);
     ea->video_codec = CODEC_ID_VP6;
 
     return 1;
@@ -296,8 +296,8 @@ static int process_ea_header(AVFormatContext *s) {
         unsigned int startpos = url_ftell(pb);
         int err = 0;
 
-        blockid = get_le32(pb);
-        size = get_le32(pb);
+        blockid = avio_rl32(pb);
+        size = avio_rl32(pb);
         if (i == 0)
             ea->big_endian = size > 0x000FFFFF;
         if (ea->big_endian)
@@ -305,7 +305,7 @@ static int process_ea_header(AVFormatContext *s) {
 
         switch (blockid) {
             case ISNh_TAG:
-                if (get_le32(pb) != EACS_TAG) {
+                if (avio_rl32(pb) != EACS_TAG) {
                     av_log (s, AV_LOG_ERROR, "unknown 1SNh headerid\n");
                     return 0;
                 }
@@ -314,7 +314,7 @@ static int process_ea_header(AVFormatContext *s) {
 
             case SCHl_TAG :
             case SHEN_TAG :
-                blockid = get_le32(pb);
+                blockid = avio_rl32(pb);
                 if (blockid == GSTR_TAG) {
                     url_fskip(pb, 4);
                 } else if ((blockid & 0xFFFF)!=PT00_TAG) {
@@ -467,8 +467,8 @@ static int ea_read_packet(AVFormatContext *s,
     int av_uninit(num_samples);
 
     while (!packet_read) {
-        chunk_type = get_le32(pb);
-        chunk_size = (ea->big_endian ? get_be32(pb) : get_le32(pb)) - 8;
+        chunk_type = avio_rl32(pb);
+        chunk_size = (ea->big_endian ? avio_rb32(pb) : avio_rl32(pb)) - 8;
 
         switch (chunk_type) {
         /* audio data */
@@ -485,7 +485,7 @@ static int ea_read_packet(AVFormatContext *s,
                 break;
             } else if (ea->audio_codec == CODEC_ID_PCM_S16LE_PLANAR ||
                        ea->audio_codec == CODEC_ID_MP3) {
-                num_samples = get_le32(pb);
+                num_samples = avio_rl32(pb);
                 url_fskip(pb, 8);
                 chunk_size -= 12;
             }

libavformat/ffmdec.c

@@ -95,7 +95,7 @@ static int ffm_resync(AVFormatContext *s, int state)
             av_log(s, AV_LOG_ERROR, "cannot find FFM syncword\n");
             return -1;
         }
-        state = (state << 8) | get_byte(s->pb);
+        state = (state << 8) | avio_r8(s->pb);
     }
     return 0;
 }
@@ -120,14 +120,14 @@ static int ffm_read_data(AVFormatContext *s,
             if (url_ftell(pb) == ffm->file_size)
                 url_fseek(pb, ffm->packet_size, SEEK_SET);
     retry_read:
-            id = get_be16(pb); /* PACKET_ID */
+            id = avio_rb16(pb); /* PACKET_ID */
             if (id != PACKET_ID)
                 if (ffm_resync(s, id) < 0)
                     return -1;
-            fill_size = get_be16(pb);
-            ffm->dts = get_be64(pb);
-            frame_offset = get_be16(pb);
-            get_buffer(pb, ffm->packet, ffm->packet_size - FFM_HEADER_SIZE);
+            fill_size = avio_rb16(pb);
+            ffm->dts = avio_rb64(pb);
+            frame_offset = avio_rb16(pb);
+            avio_read(pb, ffm->packet, ffm->packet_size - FFM_HEADER_SIZE);
             ffm->packet_end = ffm->packet + (ffm->packet_size - FFM_HEADER_SIZE - fill_size);
             if (ffm->packet_end < ffm->packet || frame_offset < 0)
                 return -1;
@@ -188,7 +188,7 @@ static int64_t get_dts(AVFormatContext *s, int64_t pos)
 
     ffm_seek1(s, pos);
     url_fskip(pb, 4);
-    dts = get_be64(pb);
+    dts = avio_rb64(pb);
 #ifdef DEBUG_SEEK
     av_log(s, AV_LOG_DEBUG, "dts=%0.6f\n", dts / 1000000.0);
 #endif
@@ -273,13 +273,13 @@ static int ffm_read_header(AVFormatContext *s, AVFormatParameters *ap)
     uint32_t tag;
 
     /* header */
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag != MKTAG('F', 'F', 'M', '1'))
         goto fail;
-    ffm->packet_size = get_be32(pb);
+    ffm->packet_size = avio_rb32(pb);
     if (ffm->packet_size != FFM_PACKET_SIZE)
         goto fail;
-    ffm->write_index = get_be64(pb);
+    ffm->write_index = avio_rb64(pb);
     /* get also filesize */
     if (!url_is_streamed(pb)) {
         ffm->file_size = url_fsize(pb);
@@ -289,8 +289,8 @@ static int ffm_read_header(AVFormatContext *s, AVFormatParameters *ap)
         ffm->file_size = (UINT64_C(1) << 63) - 1;
     }
 
-    nb_streams = get_be32(pb);
-    get_be32(pb); /* total bitrate */
+    nb_streams = avio_rb32(pb);
+    avio_rb32(pb); /* total bitrate */
     /* read each stream */
     for(i=0;i<nb_streams;i++) {
         char rc_eq_buf[128];
@@ -303,85 +303,85 @@ static int ffm_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
         codec = st->codec;
         /* generic info */
-        codec->codec_id = get_be32(pb);
-        codec->codec_type = get_byte(pb); /* codec_type */
-        codec->bit_rate = get_be32(pb);
-        st->quality = get_be32(pb);
-        codec->flags = get_be32(pb);
-        codec->flags2 = get_be32(pb);
-        codec->debug = get_be32(pb);
+        codec->codec_id = avio_rb32(pb);
+        codec->codec_type = avio_r8(pb); /* codec_type */
+        codec->bit_rate = avio_rb32(pb);
+        st->quality = avio_rb32(pb);
+        codec->flags = avio_rb32(pb);
+        codec->flags2 = avio_rb32(pb);
+        codec->debug = avio_rb32(pb);
         /* specific info */
         switch(codec->codec_type) {
         case AVMEDIA_TYPE_VIDEO:
-            codec->time_base.num = get_be32(pb);
-            codec->time_base.den = get_be32(pb);
-            codec->width = get_be16(pb);
-            codec->height = get_be16(pb);
-            codec->gop_size = get_be16(pb);
-            codec->pix_fmt = get_be32(pb);
-            codec->qmin = get_byte(pb);
-            codec->qmax = get_byte(pb);
-            codec->max_qdiff = get_byte(pb);
-            codec->qcompress = get_be16(pb) / 10000.0;
-            codec->qblur = get_be16(pb) / 10000.0;
-            codec->bit_rate_tolerance = get_be32(pb);
+            codec->time_base.num = avio_rb32(pb);
+            codec->time_base.den = avio_rb32(pb);
+            codec->width = avio_rb16(pb);
+            codec->height = avio_rb16(pb);
+            codec->gop_size = avio_rb16(pb);
+            codec->pix_fmt = avio_rb32(pb);
+            codec->qmin = avio_r8(pb);
+            codec->qmax = avio_r8(pb);
+            codec->max_qdiff = avio_r8(pb);
+            codec->qcompress = avio_rb16(pb) / 10000.0;
+            codec->qblur = avio_rb16(pb) / 10000.0;
+            codec->bit_rate_tolerance = avio_rb32(pb);
             codec->rc_eq = av_strdup(get_strz(pb, rc_eq_buf, sizeof(rc_eq_buf)));
-            codec->rc_max_rate = get_be32(pb);
-            codec->rc_min_rate = get_be32(pb);
-            codec->rc_buffer_size = get_be32(pb);
-            codec->i_quant_factor = av_int2dbl(get_be64(pb));
-            codec->b_quant_factor = av_int2dbl(get_be64(pb));
-            codec->i_quant_offset = av_int2dbl(get_be64(pb));
-            codec->b_quant_offset = av_int2dbl(get_be64(pb));
-            codec->dct_algo = get_be32(pb);
-            codec->strict_std_compliance = get_be32(pb);
-            codec->max_b_frames = get_be32(pb);
-            codec->luma_elim_threshold = get_be32(pb);
-            codec->chroma_elim_threshold = get_be32(pb);
-            codec->mpeg_quant = get_be32(pb);
-            codec->intra_dc_precision = get_be32(pb);
-            codec->me_method = get_be32(pb);
-            codec->mb_decision = get_be32(pb);
-            codec->nsse_weight = get_be32(pb);
-            codec->frame_skip_cmp = get_be32(pb);
-            codec->rc_buffer_aggressivity = av_int2dbl(get_be64(pb));
-            codec->codec_tag = get_be32(pb);
-            codec->thread_count = get_byte(pb);
-            codec->coder_type = get_be32(pb);
-            codec->me_cmp = get_be32(pb);
-            codec->partitions = get_be32(pb);
-            codec->me_subpel_quality = get_be32(pb);
-            codec->me_range = get_be32(pb);
-            codec->keyint_min = get_be32(pb);
-            codec->scenechange_threshold = get_be32(pb);
-            codec->b_frame_strategy = get_be32(pb);
-            codec->qcompress = av_int2dbl(get_be64(pb));
-            codec->qblur = av_int2dbl(get_be64(pb));
-            codec->max_qdiff = get_be32(pb);
-            codec->refs = get_be32(pb);
-            codec->directpred = get_be32(pb);
+            codec->rc_max_rate = avio_rb32(pb);
+            codec->rc_min_rate = avio_rb32(pb);
+            codec->rc_buffer_size = avio_rb32(pb);
+            codec->i_quant_factor = av_int2dbl(avio_rb64(pb));
+            codec->b_quant_factor = av_int2dbl(avio_rb64(pb));
+            codec->i_quant_offset = av_int2dbl(avio_rb64(pb));
+            codec->b_quant_offset = av_int2dbl(avio_rb64(pb));
+            codec->dct_algo = avio_rb32(pb);
+            codec->strict_std_compliance = avio_rb32(pb);
+            codec->max_b_frames = avio_rb32(pb);
+            codec->luma_elim_threshold = avio_rb32(pb);
+            codec->chroma_elim_threshold = avio_rb32(pb);
+            codec->mpeg_quant = avio_rb32(pb);
+            codec->intra_dc_precision = avio_rb32(pb);
+            codec->me_method = avio_rb32(pb);
+            codec->mb_decision = avio_rb32(pb);
+            codec->nsse_weight = avio_rb32(pb);
+            codec->frame_skip_cmp = avio_rb32(pb);
+            codec->rc_buffer_aggressivity = av_int2dbl(avio_rb64(pb));
+            codec->codec_tag = avio_rb32(pb);
+            codec->thread_count = avio_r8(pb);
+            codec->coder_type = avio_rb32(pb);
+            codec->me_cmp = avio_rb32(pb);
+            codec->partitions = avio_rb32(pb);
+            codec->me_subpel_quality = avio_rb32(pb);
+            codec->me_range = avio_rb32(pb);
+            codec->keyint_min = avio_rb32(pb);
+            codec->scenechange_threshold = avio_rb32(pb);
+            codec->b_frame_strategy = avio_rb32(pb);
+            codec->qcompress = av_int2dbl(avio_rb64(pb));
+            codec->qblur = av_int2dbl(avio_rb64(pb));
+            codec->max_qdiff = avio_rb32(pb);
+            codec->refs = avio_rb32(pb);
+            codec->directpred = avio_rb32(pb);
             break;
         case AVMEDIA_TYPE_AUDIO:
-            codec->sample_rate = get_be32(pb);
-            codec->channels = get_le16(pb);
-            codec->frame_size = get_le16(pb);
-            codec->sample_fmt = (int16_t) get_le16(pb);
+            codec->sample_rate = avio_rb32(pb);
+            codec->channels = avio_rl16(pb);
+            codec->frame_size = avio_rl16(pb);
+            codec->sample_fmt = (int16_t) avio_rl16(pb);
             break;
         default:
             goto fail;
         }
         if (codec->flags & CODEC_FLAG_GLOBAL_HEADER) {
-            codec->extradata_size = get_be32(pb);
+            codec->extradata_size = avio_rb32(pb);
             codec->extradata = av_malloc(codec->extradata_size);
             if (!codec->extradata)
                 return AVERROR(ENOMEM);
-            get_buffer(pb, codec->extradata, codec->extradata_size);
+            avio_read(pb, codec->extradata, codec->extradata_size);
         }
     }
 
     /* get until end of block reached */
     while ((url_ftell(pb) % ffm->packet_size) != 0)
-        get_byte(pb);
+        avio_r8(pb);
 
     /* init packet demux */
     ffm->packet_ptr = ffm->packet;

libavformat/ffmetadec.c

@@ -36,11 +36,11 @@ static void get_line(AVIOContext *s, uint8_t *buf, int size)
         uint8_t c;
         int i = 0;
 
-        while ((c = get_byte(s))) {
+        while ((c = avio_r8(s))) {
             if (c == '\\') {
                 if (i < size - 1)
                     buf[i++] = c;
-                c = get_byte(s);
+                c = avio_r8(s);
             } else if (c == '\n')
                 break;
 

libavformat/filmstripdec.c

@@ -44,7 +44,7 @@ static int read_header(AVFormatContext *s,
         return AVERROR(EIO);
 
     url_fseek(pb, url_fsize(pb) - 36, SEEK_SET);
-    if (get_be32(pb) != RAND_TAG) {
+    if (avio_rb32(pb) != RAND_TAG) {
         av_log(s, AV_LOG_ERROR, "magic number not found");
         return AVERROR_INVALIDDATA;
     }
@@ -53,8 +53,8 @@ static int read_header(AVFormatContext *s,
     if (!st)
         return AVERROR(ENOMEM);
 
-    st->nb_frames = get_be32(pb);
-    if (get_be16(pb) != 0) {
+    st->nb_frames = avio_rb32(pb);
+    if (avio_rb16(pb) != 0) {
         av_log_ask_for_sample(s, "unsupported packing method\n");
         return AVERROR_INVALIDDATA;
     }
@@ -64,10 +64,10 @@ static int read_header(AVFormatContext *s,
     st->codec->codec_id   = CODEC_ID_RAWVIDEO;
     st->codec->pix_fmt    = PIX_FMT_RGBA;
     st->codec->codec_tag  = 0; /* no fourcc */
-    st->codec->width      = get_be16(pb);
-    st->codec->height     = get_be16(pb);
-    film->leading         = get_be16(pb);
-    av_set_pts_info(st, 64, 1, get_be16(pb));
+    st->codec->width      = avio_rb16(pb);
+    st->codec->height     = avio_rb16(pb);
+    film->leading         = avio_rb16(pb);
+    av_set_pts_info(st, 64, 1, avio_rb16(pb));
 
     url_fseek(pb, 0, SEEK_SET);
 

libavformat/flacdec.c

@@ -40,14 +40,14 @@ static int flac_read_header(AVFormatContext *s,
     /* the parameters will be extracted from the compressed bitstream */
 
     /* if fLaC marker is not found, assume there is no header */
-    if (get_le32(s->pb) != MKTAG('f','L','a','C')) {
+    if (avio_rl32(s->pb) != MKTAG('f','L','a','C')) {
         url_fseek(s->pb, -4, SEEK_CUR);
         return 0;
     }
 
     /* process metadata blocks */
     while (!url_feof(s->pb) && !metadata_last) {
-        get_buffer(s->pb, header, 4);
+        avio_read(s->pb, header, 4);
         ff_flac_parse_block_header(header, &metadata_last, &metadata_type,
                                    &metadata_size);
         switch (metadata_type) {
@@ -58,7 +58,7 @@ static int flac_read_header(AVFormatContext *s,
             if (!buffer) {
                 return AVERROR(ENOMEM);
             }
-            if (get_buffer(s->pb, buffer, metadata_size) != metadata_size) {
+            if (avio_read(s->pb, buffer, metadata_size) != metadata_size) {
                 av_freep(&buffer);
                 return AVERROR(EIO);
             }

libavformat/flic.c

@@ -96,7 +96,7 @@ static int flic_read_header(AVFormatContext *s,
     flic->frame_number = 0;
 
     /* load the whole header and pull out the width and height */
-    if (get_buffer(pb, header, FLIC_HEADER_SIZE) != FLIC_HEADER_SIZE)
+    if (avio_read(pb, header, FLIC_HEADER_SIZE) != FLIC_HEADER_SIZE)
         return AVERROR(EIO);
 
     magic_number = AV_RL16(&header[4]);
@@ -130,7 +130,7 @@ static int flic_read_header(AVFormatContext *s,
     memcpy(st->codec->extradata, header, FLIC_HEADER_SIZE);
 
     /* peek at the preamble to detect TFTD videos - they seem to always start with an audio chunk */
-    if (get_buffer(pb, preamble, FLIC_PREAMBLE_SIZE) != FLIC_PREAMBLE_SIZE) {
+    if (avio_read(pb, preamble, FLIC_PREAMBLE_SIZE) != FLIC_PREAMBLE_SIZE) {
         av_log(s, AV_LOG_ERROR, "Failed to peek at preamble\n");
         return AVERROR(EIO);
     }
@@ -207,7 +207,7 @@ static int flic_read_packet(AVFormatContext *s,
 
     while (!packet_read) {
 
-        if ((ret = get_buffer(pb, preamble, FLIC_PREAMBLE_SIZE)) !=
+        if ((ret = avio_read(pb, preamble, FLIC_PREAMBLE_SIZE)) !=
             FLIC_PREAMBLE_SIZE) {
             ret = AVERROR(EIO);
             break;
@@ -225,7 +225,7 @@ static int flic_read_packet(AVFormatContext *s,
             pkt->pts = flic->frame_number++;
             pkt->pos = url_ftell(pb);
             memcpy(pkt->data, preamble, FLIC_PREAMBLE_SIZE);
-            ret = get_buffer(pb, pkt->data + FLIC_PREAMBLE_SIZE,
+            ret = avio_read(pb, pkt->data + FLIC_PREAMBLE_SIZE,
                 size - FLIC_PREAMBLE_SIZE);
             if (ret != size - FLIC_PREAMBLE_SIZE) {
                 av_free_packet(pkt);
@@ -243,7 +243,7 @@ static int flic_read_packet(AVFormatContext *s,
 
             pkt->stream_index = flic->audio_stream_index;
             pkt->pos = url_ftell(pb);
-            ret = get_buffer(pb, pkt->data, size);
+            ret = avio_read(pb, pkt->data, size);
 
             if (ret != size) {
                 av_free_packet(pkt);

libavformat/flvdec.c

@@ -97,7 +97,7 @@ static int flv_set_video_codec(AVFormatContext *s, AVStream *vstream, int flv_co
                 vcodec->extradata_size = 1;
                 vcodec->extradata = av_malloc(1);
             }
-            vcodec->extradata[0] = get_byte(s->pb);
+            vcodec->extradata[0] = avio_r8(s->pb);
             return 1; // 1 byte body size adjustment for flv_read_packet()
         case FLV_CODECID_H264:
             vcodec->codec_id = CODEC_ID_H264;
@@ -111,13 +111,13 @@ static int flv_set_video_codec(AVFormatContext *s, AVStream *vstream, int flv_co
 }
 
 static int amf_get_string(AVIOContext *ioc, char *buffer, int buffsize) {
-    int length = get_be16(ioc);
+    int length = avio_rb16(ioc);
     if(length >= buffsize) {
         url_fskip(ioc, length);
         return -1;
     }
 
-    get_buffer(ioc, buffer, length);
+    avio_read(ioc, buffer, length);
 
     buffer[length] = '\0';
 
@@ -134,13 +134,13 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream, AVStream *vst
     num_val = 0;
     ioc = s->pb;
 
-    amf_type = get_byte(ioc);
+    amf_type = avio_r8(ioc);
 
     switch(amf_type) {
         case AMF_DATA_TYPE_NUMBER:
-            num_val = av_int2dbl(get_be64(ioc)); break;
+            num_val = av_int2dbl(avio_rb64(ioc)); break;
         case AMF_DATA_TYPE_BOOL:
-            num_val = get_byte(ioc); break;
+            num_val = avio_r8(ioc); break;
         case AMF_DATA_TYPE_STRING:
             if(amf_get_string(ioc, str_val, sizeof(str_val)) < 0)
                 return -1;
@@ -148,12 +148,12 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream, AVStream *vst
         case AMF_DATA_TYPE_OBJECT: {
             unsigned int keylen;
 
-            while(url_ftell(ioc) < max_pos - 2 && (keylen = get_be16(ioc))) {
+            while(url_ftell(ioc) < max_pos - 2 && (keylen = avio_rb16(ioc))) {
                 url_fskip(ioc, keylen); //skip key string
                 if(amf_parse_object(s, NULL, NULL, NULL, max_pos, depth + 1) < 0)
                     return -1; //if we couldn't skip, bomb out.
             }
-            if(get_byte(ioc) != AMF_END_OF_OBJECT)
+            if(avio_r8(ioc) != AMF_END_OF_OBJECT)
                 return -1;
         }
             break;
@@ -168,13 +168,13 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream, AVStream *vst
                 if(amf_parse_object(s, astream, vstream, str_val, max_pos, depth + 1) < 0)
                     return -1;
             }
-            if(get_byte(ioc) != AMF_END_OF_OBJECT)
+            if(avio_r8(ioc) != AMF_END_OF_OBJECT)
                 return -1;
             break;
         case AMF_DATA_TYPE_ARRAY: {
             unsigned int arraylen, i;
 
-            arraylen = get_be32(ioc);
+            arraylen = avio_rb32(ioc);
             for(i = 0; i < arraylen && url_ftell(ioc) < max_pos - 1; i++) {
                 if(amf_parse_object(s, NULL, NULL, NULL, max_pos, depth + 1) < 0)
                     return -1; //if we couldn't skip, bomb out.
@@ -222,7 +222,7 @@ static int flv_read_metabody(AVFormatContext *s, int64_t next_pos) {
     ioc = s->pb;
 
     //first object needs to be "onMetaData" string
-    type = get_byte(ioc);
+    type = avio_r8(ioc);
     if(type != AMF_DATA_TYPE_STRING || amf_get_string(ioc, buffer, sizeof(buffer)) < 0 || strcmp(buffer, "onMetaData"))
         return -1;
 
@@ -255,7 +255,7 @@ static int flv_read_header(AVFormatContext *s,
     int offset, flags;
 
     url_fskip(s->pb, 4);
-    flags = get_byte(s->pb);
+    flags = avio_r8(s->pb);
     /* old flvtool cleared this field */
     /* FIXME: better fix needed */
     if (!flags) {
@@ -276,7 +276,7 @@ static int flv_read_header(AVFormatContext *s,
             return AVERROR(ENOMEM);
     }
 
-    offset = get_be32(s->pb);
+    offset = avio_rb32(s->pb);
     url_fseek(s->pb, offset, SEEK_SET);
     url_fskip(s->pb, 4);
 
@@ -292,7 +292,7 @@ static int flv_get_extradata(AVFormatContext *s, AVStream *st, int size)
     if (!st->codec->extradata)
         return AVERROR(ENOMEM);
     st->codec->extradata_size = size;
-    get_buffer(s->pb, st->codec->extradata, st->codec->extradata_size);
+    avio_read(s->pb, st->codec->extradata, st->codec->extradata_size);
     return 0;
 }
 
@@ -306,10 +306,10 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
 
  for(;;url_fskip(s->pb, 4)){ /* pkt size is repeated at end. skip it */
     pos = url_ftell(s->pb);
-    type = get_byte(s->pb);
-    size = get_be24(s->pb);
-    dts = get_be24(s->pb);
-    dts |= get_byte(s->pb) << 24;
+    type = avio_r8(s->pb);
+    size = avio_rb24(s->pb);
+    dts = avio_rb24(s->pb);
+    dts |= avio_r8(s->pb) << 24;
 //    av_log(s, AV_LOG_DEBUG, "type:%d, size:%d, dts:%d\n", type, size, dts);
     if (url_feof(s->pb))
         return AVERROR_EOF;
@@ -323,11 +323,11 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
 
     if (type == FLV_TAG_TYPE_AUDIO) {
         is_audio=1;
-        flags = get_byte(s->pb);
+        flags = avio_r8(s->pb);
         size--;
     } else if (type == FLV_TAG_TYPE_VIDEO) {
         is_audio=0;
-        flags = get_byte(s->pb);
+        flags = avio_r8(s->pb);
         size--;
         if ((flags & 0xf0) == 0x50) /* video info / command frame */
             goto skip;
@@ -375,11 +375,11 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
         const int64_t pos= url_ftell(s->pb);
         const int64_t fsize= url_fsize(s->pb);
         url_fseek(s->pb, fsize-4, SEEK_SET);
-        size= get_be32(s->pb);
+        size= avio_rb32(s->pb);
         url_fseek(s->pb, fsize-3-size, SEEK_SET);
-        if(size == get_be24(s->pb) + 11){
-            uint32_t ts = get_be24(s->pb);
-            ts |= get_byte(s->pb) << 24;
+        if(size == avio_rb24(s->pb) + 11){
+            uint32_t ts = avio_rb24(s->pb);
+            ts |= avio_r8(s->pb) << 24;
             s->duration = ts * (int64_t)AV_TIME_BASE / 1000;
         }
         url_fseek(s->pb, pos, SEEK_SET);
@@ -400,10 +400,10 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
 
     if (st->codec->codec_id == CODEC_ID_AAC ||
         st->codec->codec_id == CODEC_ID_H264) {
-        int type = get_byte(s->pb);
+        int type = avio_r8(s->pb);
         size--;
         if (st->codec->codec_id == CODEC_ID_H264) {
-            int32_t cts = (get_be24(s->pb)+0xff800000)^0xff800000; // sign extension
+            int32_t cts = (avio_rb24(s->pb)+0xff800000)^0xff800000; // sign extension
             pts = dts + cts;
             if (cts < 0) { // dts are wrong
                 flv->wrong_dts = 1;

libavformat/gxf.c

@@ -39,20 +39,20 @@ struct gxf_stream_info {
  * \return 0 if header not found or contains invalid data, 1 otherwise
  */
 static int parse_packet_header(AVIOContext *pb, GXFPktType *type, int *length) {
-    if (get_be32(pb))
+    if (avio_rb32(pb))
         return 0;
-    if (get_byte(pb) != 1)
+    if (avio_r8(pb) != 1)
         return 0;
-    *type = get_byte(pb);
-    *length = get_be32(pb);
+    *type = avio_r8(pb);
+    *length = avio_rb32(pb);
     if ((*length >> 24) || *length < 16)
         return 0;
     *length -= 16;
-    if (get_be32(pb))
+    if (avio_rb32(pb))
         return 0;
-    if (get_byte(pb) != 0xe1)
+    if (avio_r8(pb) != 0xe1)
         return 0;
-    if (get_byte(pb) != 0xe2)
+    if (avio_r8(pb) != 0xe2)
         return 0;
     return 1;
 }
@@ -161,14 +161,14 @@ static void gxf_material_tags(AVIOContext *pb, int *len, struct gxf_stream_info
     si->first_field = AV_NOPTS_VALUE;
     si->last_field = AV_NOPTS_VALUE;
     while (*len >= 2) {
-        GXFMatTag tag = get_byte(pb);
-        int tlen = get_byte(pb);
+        GXFMatTag tag = avio_r8(pb);
+        int tlen = avio_r8(pb);
         *len -= 2;
         if (tlen > *len)
             return;
         *len -= tlen;
         if (tlen == 4) {
-            uint32_t value = get_be32(pb);
+            uint32_t value = avio_rb32(pb);
             if (tag == MAT_FIRST_FIELD)
                 si->first_field = value;
             else if (tag == MAT_LAST_FIELD)
@@ -210,14 +210,14 @@ static void gxf_track_tags(AVIOContext *pb, int *len, struct gxf_stream_info *si
     si->frames_per_second = (AVRational){0, 0};
     si->fields_per_frame = 0;
     while (*len >= 2) {
-        GXFTrackTag tag = get_byte(pb);
-        int tlen = get_byte(pb);
+        GXFTrackTag tag = avio_r8(pb);
+        int tlen = avio_r8(pb);
         *len -= 2;
         if (tlen > *len)
             return;
         *len -= tlen;
         if (tlen == 4) {
-            uint32_t value = get_be32(pb);
+            uint32_t value = avio_rb32(pb);
             if (tag == TRACK_FPS)
                 si->frames_per_second = fps_tag2avr(value);
             else if (tag == TRACK_FPF && (value == 1 || value == 2))
@@ -233,8 +233,8 @@ static void gxf_track_tags(AVIOContext *pb, int *len, struct gxf_stream_info *si
 static void gxf_read_index(AVFormatContext *s, int pkt_len) {
     AVIOContext *pb = s->pb;
     AVStream *st = s->streams[0];
-    uint32_t fields_per_map = get_le32(pb);
-    uint32_t map_cnt = get_le32(pb);
+    uint32_t fields_per_map = avio_rl32(pb);
+    uint32_t map_cnt = avio_rl32(pb);
     int i;
     pkt_len -= 8;
     if (s->flags & AVFMT_FLAG_IGNIDX) {
@@ -253,7 +253,7 @@ static void gxf_read_index(AVFormatContext *s, int pkt_len) {
     pkt_len -= 4 * map_cnt;
     av_add_index_entry(st, 0, 0, 0, 0, 0);
     for (i = 0; i < map_cnt; i++)
-        av_add_index_entry(st, (uint64_t)get_le32(pb) * 1024,
+        av_add_index_entry(st, (uint64_t)avio_rl32(pb) * 1024,
                            i * (uint64_t)fields_per_map + 1, 0, 0, 0);
     url_fskip(pb, pkt_len);
 }
@@ -271,12 +271,12 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
         return 0;
     }
     map_len -= 2;
-    if (get_byte(pb) != 0x0e0 || get_byte(pb) != 0xff) {
+    if (avio_r8(pb) != 0x0e0 || avio_r8(pb) != 0xff) {
         av_log(s, AV_LOG_ERROR, "unknown version or invalid map preamble\n");
         return 0;
     }
     map_len -= 2;
-    len = get_be16(pb); // length of material data section
+    len = avio_rb16(pb); // length of material data section
     if (len > map_len) {
         av_log(s, AV_LOG_ERROR, "material data longer than map data\n");
         return 0;
@@ -285,7 +285,7 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
     gxf_material_tags(pb, &len, &si);
     url_fskip(pb, len);
     map_len -= 2;
-    len = get_be16(pb); // length of track description
+    len = avio_rb16(pb); // length of track description
     if (len > map_len) {
         av_log(s, AV_LOG_ERROR, "track description longer than map data\n");
         return 0;
@@ -296,9 +296,9 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
         AVStream *st;
         int idx;
         len -= 4;
-        track_type = get_byte(pb);
-        track_id = get_byte(pb);
-        track_len = get_be16(pb);
+        track_type = avio_r8(pb);
+        track_id = avio_r8(pb);
+        track_len = avio_rb16(pb);
         len -= track_len;
         gxf_track_tags(pb, &track_len, &si);
         url_fskip(pb, track_len);
@@ -344,7 +344,7 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
             len -= 0x39;
             url_fskip(pb, 5); // preamble
             url_fskip(pb, 0x30); // payload description
-            fps = fps_umf2avr(get_le32(pb));
+            fps = fps_umf2avr(avio_rl32(pb));
             if (!main_timebase.num || !main_timebase.den) {
                 // this may not always be correct, but simply the best we can get
                 main_timebase.num = fps.den;
@@ -370,7 +370,7 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
     { \
         if (!max_interval-- || url_feof(pb)) \
             goto out; \
-        tmp = tmp << 8 | get_byte(pb); \
+        tmp = tmp << 8 | avio_r8(pb); \
     }
 
 /**
@@ -389,7 +389,7 @@ static int64_t gxf_resync_media(AVFormatContext *s, uint64_t max_interval, int t
     int len;
     AVIOContext *pb = s->pb;
     GXFPktType type;
-    tmp = get_be32(pb);
+    tmp = avio_rb32(pb);
 start:
     while (tmp)
         READ_ONE();
@@ -404,9 +404,9 @@ start:
             goto out;
         goto start;
     }
-    get_byte(pb);
-    cur_track = get_byte(pb);
-    cur_timestamp = get_be32(pb);
+    avio_r8(pb);
+    cur_track = avio_r8(pb);
+    cur_timestamp = avio_rb32(pb);
     last_found_pos = url_ftell(pb) - 16 - 6;
     if ((track >= 0 && track != cur_track) || (timestamp >= 0 && timestamp > cur_timestamp)) {
         if (url_fseek(pb, last_pos, SEEK_SET) >= 0)
@@ -445,17 +445,17 @@ static int gxf_packet(AVFormatContext *s, AVPacket *pkt) {
             continue;
         }
         pkt_len -= 16;
-        track_type = get_byte(pb);
-        track_id = get_byte(pb);
+        track_type = avio_r8(pb);
+        track_id = avio_r8(pb);
         stream_index = get_sindex(s, track_id, track_type);
         if (stream_index < 0)
             return stream_index;
         st = s->streams[stream_index];
-        field_nr = get_be32(pb);
-        field_info = get_be32(pb);
-        get_be32(pb); // "timeline" field number
-        get_byte(pb); // flags
-        get_byte(pb); // reserved
+        field_nr = avio_rb32(pb);
+        field_info = avio_rb32(pb);
+        avio_rb32(pb); // "timeline" field number
+        avio_r8(pb); // flags
+        avio_r8(pb); // reserved
         if (st->codec->codec_id == CODEC_ID_PCM_S24LE ||
             st->codec->codec_id == CODEC_ID_PCM_S16LE) {
             int first = field_info >> 16;

libavformat/id3v1.c

@@ -233,7 +233,7 @@ void ff_id3v1_read(AVFormatContext *s)
         filesize = url_fsize(s->pb);
         if (filesize > 128) {
             url_fseek(s->pb, filesize - 128, SEEK_SET);
-            ret = get_buffer(s->pb, buf, ID3v1_TAG_SIZE);
+            ret = avio_read(s->pb, buf, ID3v1_TAG_SIZE);
             if (ret == ID3v1_TAG_SIZE) {
                 parse_tag(s, buf);
             }

libavformat/id3v2.c

@@ -55,7 +55,7 @@ static unsigned int get_size(AVIOContext *s, int len)
 {
     int v = 0;
     while (len--)
-        v = (v << 7) + (get_byte(s) & 0x7F);
+        v = (v << 7) + (avio_r8(s) & 0x7F);
     return v;
 }
 
@@ -65,7 +65,7 @@ static void read_ttag(AVFormatContext *s, AVIOContext *pb, int taglen, const cha
     const char *val = NULL;
     int len, dstlen = sizeof(dst) - 1;
     unsigned genre;
-    unsigned int (*get)(AVIOContext*) = get_be16;
+    unsigned int (*get)(AVIOContext*) = avio_rb16;
 
     dst[0] = 0;
     if (taglen < 1)
@@ -73,22 +73,22 @@ static void read_ttag(AVFormatContext *s, AVIOContext *pb, int taglen, const cha
 
     taglen--; /* account for encoding type byte */
 
-    switch (get_byte(pb)) { /* encoding type */
+    switch (avio_r8(pb)) { /* encoding type */
 
     case ID3v2_ENCODING_ISO8859:
         q = dst;
         while (taglen-- && q - dst < dstlen - 7) {
             uint8_t tmp;
-            PUT_UTF8(get_byte(pb), tmp, *q++ = tmp;)
+            PUT_UTF8(avio_r8(pb), tmp, *q++ = tmp;)
         }
         *q = 0;
         break;
 
     case ID3v2_ENCODING_UTF16BOM:
         taglen -= 2;
-        switch (get_be16(pb)) {
+        switch (avio_rb16(pb)) {
         case 0xfffe:
-            get = get_le16;
+            get = avio_rl16;
         case 0xfeff:
             break;
         default:
@@ -111,7 +111,7 @@ static void read_ttag(AVFormatContext *s, AVIOContext *pb, int taglen, const cha
 
     case ID3v2_ENCODING_UTF8:
         len = FFMIN(taglen, dstlen);
-        get_buffer(pb, dst, len);
+        avio_read(pb, dst, len);
         dst[len] = 0;
         break;
     default:
@@ -178,18 +178,18 @@ static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t
         int tunsync = 0;
 
         if (isv34) {
-            get_buffer(s->pb, tag, 4);
+            avio_read(s->pb, tag, 4);
             tag[4] = 0;
             if(version==3){
-                tlen = get_be32(s->pb);
+                tlen = avio_rb32(s->pb);
             }else
                 tlen = get_size(s->pb, 4);
-            tflags = get_be16(s->pb);
+            tflags = avio_rb16(s->pb);
             tunsync = tflags & ID3v2_FLAG_UNSYNCH;
         } else {
-            get_buffer(s->pb, tag, 3);
+            avio_read(s->pb, tag, 3);
             tag[3] = 0;
-            tlen = get_be24(s->pb);
+            tlen = avio_rb24(s->pb);
         }
         len -= taghdrlen + tlen;
 
@@ -199,7 +199,7 @@ static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t
         next = url_ftell(s->pb) + tlen;
 
         if (tflags & ID3v2_FLAG_DATALEN) {
-            get_be32(s->pb);
+            avio_rb32(s->pb);
             tlen -= 4;
         }
 
@@ -211,7 +211,7 @@ static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t
                 int i, j;
                 av_fast_malloc(&buffer, &buffer_size, tlen);
                 for (i = 0, j = 0; i < tlen; i++, j++) {
-                    buffer[j] = get_byte(s->pb);
+                    buffer[j] = avio_r8(s->pb);
                     if (j > 0 && !buffer[j] && buffer[j - 1] == 0xff) {
                         /* Unsynchronised byte, skip it */
                         j--;
@@ -259,7 +259,7 @@ void ff_id3v2_read(AVFormatContext *s, const char *magic)
     do {
         /* save the current offset in case there's nothing to read/skip */
         off = url_ftell(s->pb);
-        ret = get_buffer(s->pb, buf, ID3v2_HEADER_SIZE);
+        ret = avio_read(s->pb, buf, ID3v2_HEADER_SIZE);
         if (ret != ID3v2_HEADER_SIZE)
             break;
             found_header = ff_id3v2_match(buf, magic);

libavformat/idcin.c

@@ -149,11 +149,11 @@ static int idcin_read_header(AVFormatContext *s,
     unsigned int sample_rate, bytes_per_sample, channels;
 
     /* get the 5 header parameters */
-    width = get_le32(pb);
-    height = get_le32(pb);
-    sample_rate = get_le32(pb);
-    bytes_per_sample = get_le32(pb);
-    channels = get_le32(pb);
+    width = avio_rl32(pb);
+    height = avio_rl32(pb);
+    sample_rate = avio_rl32(pb);
+    bytes_per_sample = avio_rl32(pb);
+    channels = avio_rl32(pb);
 
     st = av_new_stream(s, 0);
     if (!st)
@@ -169,7 +169,7 @@ static int idcin_read_header(AVFormatContext *s,
     /* 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) !=
+    if (avio_read(pb, st->codec->extradata, HUFFMAN_TABLE_SIZE) !=
         HUFFMAN_TABLE_SIZE)
         return AVERROR(EIO);
     /* save a reference in order to transport the palette */
@@ -231,13 +231,13 @@ static int idcin_read_packet(AVFormatContext *s,
         return AVERROR(EIO);
 
     if (idcin->next_chunk_is_video) {
-        command = get_le32(pb);
+        command = avio_rl32(pb);
         if (command == 2) {
             return AVERROR(EIO);
         } else if (command == 1) {
             /* trigger a palette change */
             idcin->palctrl.palette_changed = 1;
-            if (get_buffer(pb, palette_buffer, 768) != 768)
+            if (avio_read(pb, palette_buffer, 768) != 768)
                 return AVERROR(EIO);
             /* scale the palette as necessary */
             palette_scale = 2;
@@ -255,7 +255,7 @@ static int idcin_read_packet(AVFormatContext *s,
             }
         }
 
-        chunk_size = get_le32(pb);
+        chunk_size = avio_rl32(pb);
         /* skip the number of decoded bytes (always equal to width * height) */
         url_fseek(pb, 4, SEEK_CUR);
         chunk_size -= 4;

libavformat/idroqdec.c

@@ -74,7 +74,7 @@ static int roq_read_header(AVFormatContext *s,
     unsigned char preamble[RoQ_CHUNK_PREAMBLE_SIZE];
 
     /* get the main header */
-    if (get_buffer(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE) !=
+    if (avio_read(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE) !=
         RoQ_CHUNK_PREAMBLE_SIZE)
         return AVERROR(EIO);
     framerate = AV_RL16(&preamble[6]);
@@ -115,7 +115,7 @@ static int roq_read_packet(AVFormatContext *s,
             return AVERROR(EIO);
 
         /* get the next chunk preamble */
-        if ((ret = get_buffer(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE)) !=
+        if ((ret = avio_read(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE)) !=
             RoQ_CHUNK_PREAMBLE_SIZE)
             return AVERROR(EIO);
 
@@ -129,7 +129,7 @@ static int roq_read_packet(AVFormatContext *s,
         case RoQ_INFO:
             if (!roq->width || !roq->height) {
                 AVStream *st = s->streams[roq->video_stream_index];
-                if (get_buffer(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE) != RoQ_CHUNK_PREAMBLE_SIZE)
+                if (avio_read(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE) != RoQ_CHUNK_PREAMBLE_SIZE)
                     return AVERROR(EIO);
                 st->codec->width  = roq->width  = AV_RL16(preamble);
                 st->codec->height = roq->height = AV_RL16(preamble + 2);
@@ -144,7 +144,7 @@ static int roq_read_packet(AVFormatContext *s,
             codebook_offset = url_ftell(pb) - RoQ_CHUNK_PREAMBLE_SIZE;
             codebook_size = chunk_size;
             url_fseek(pb, codebook_size, SEEK_CUR);
-            if (get_buffer(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE) !=
+            if (avio_read(pb, preamble, RoQ_CHUNK_PREAMBLE_SIZE) !=
                 RoQ_CHUNK_PREAMBLE_SIZE)
                 return AVERROR(EIO);
             chunk_size = AV_RL32(&preamble[2]) + RoQ_CHUNK_PREAMBLE_SIZE * 2 +
@@ -198,7 +198,7 @@ static int roq_read_packet(AVFormatContext *s,
             }
 
             pkt->pos= url_ftell(pb);
-            ret = get_buffer(pb, pkt->data + RoQ_CHUNK_PREAMBLE_SIZE,
+            ret = avio_read(pb, pkt->data + RoQ_CHUNK_PREAMBLE_SIZE,
                 chunk_size);
             if (ret != chunk_size)
                 ret = AVERROR(EIO);

libavformat/iff.c

@@ -101,7 +101,7 @@ static int get_metadata(AVFormatContext *s,
     if (!buf)
         return AVERROR(ENOMEM);
 
-    if (get_buffer(s->pb, buf, data_size) < 0) {
+    if (avio_read(s->pb, buf, data_size) < 0) {
         av_free(buf);
         return AVERROR(EIO);
     }
@@ -136,14 +136,14 @@ static int iff_read_header(AVFormatContext *s,
     st->codec->channels = 1;
     url_fskip(pb, 8);
     // codec_tag used by ByteRun1 decoder to distinguish progressive (PBM) and interlaced (ILBM) content
-    st->codec->codec_tag = get_le32(pb);
+    st->codec->codec_tag = avio_rl32(pb);
 
     while(!url_feof(pb)) {
         uint64_t orig_pos;
         int res;
         const char *metadata_tag = NULL;
-        chunk_id = get_le32(pb);
-        data_size = get_be32(pb);
+        chunk_id = avio_rl32(pb);
+        data_size = avio_rb32(pb);
         orig_pos = url_ftell(pb);
 
         switch(chunk_id) {
@@ -153,10 +153,10 @@ static int iff_read_header(AVFormatContext *s,
             if (data_size < 14)
                 return AVERROR_INVALIDDATA;
             url_fskip(pb, 12);
-            st->codec->sample_rate = get_be16(pb);
+            st->codec->sample_rate = avio_rb16(pb);
             if (data_size >= 16) {
                 url_fskip(pb, 1);
-                compression        = get_byte(pb);
+                compression        = avio_r8(pb);
             }
             break;
 
@@ -168,7 +168,7 @@ static int iff_read_header(AVFormatContext *s,
         case ID_CHAN:
             if (data_size < 4)
                 return AVERROR_INVALIDDATA;
-            st->codec->channels = (get_be32(pb) < 6) ? 1 : 2;
+            st->codec->channels = (avio_rb32(pb) < 6) ? 1 : 2;
             break;
 
         case ID_CMAP:
@@ -176,7 +176,7 @@ static int iff_read_header(AVFormatContext *s,
             st->codec->extradata      = av_malloc(data_size);
             if (!st->codec->extradata)
                 return AVERROR(ENOMEM);
-            if (get_buffer(pb, st->codec->extradata, data_size) < 0)
+            if (avio_read(pb, st->codec->extradata, data_size) < 0)
                 return AVERROR(EIO);
             break;
 
@@ -184,18 +184,18 @@ static int iff_read_header(AVFormatContext *s,
             st->codec->codec_type            = AVMEDIA_TYPE_VIDEO;
             if (data_size <= 8)
                 return AVERROR_INVALIDDATA;
-            st->codec->width                 = get_be16(pb);
-            st->codec->height                = get_be16(pb);
+            st->codec->width                 = avio_rb16(pb);
+            st->codec->height                = avio_rb16(pb);
             url_fskip(pb, 4); // x, y offset
-            st->codec->bits_per_coded_sample = get_byte(pb);
+            st->codec->bits_per_coded_sample = avio_r8(pb);
             if (data_size >= 11) {
                 url_fskip(pb, 1); // masking
-                compression                  = get_byte(pb);
+                compression                  = avio_r8(pb);
             }
             if (data_size >= 16) {
                 url_fskip(pb, 3); // paddding, transparent
-                st->sample_aspect_ratio.num  = get_byte(pb);
-                st->sample_aspect_ratio.den  = get_byte(pb);
+                st->sample_aspect_ratio.num  = avio_r8(pb);
+                st->sample_aspect_ratio.den  = avio_r8(pb);
             }
             break;
 
@@ -286,7 +286,7 @@ static int iff_read_packet(AVFormatContext *s,
     if(st->codec->channels == 2) {
         uint8_t sample_buffer[PACKET_SIZE];
 
-        ret = get_buffer(pb, sample_buffer, PACKET_SIZE);
+        ret = avio_read(pb, sample_buffer, PACKET_SIZE);
         if(av_new_packet(pkt, PACKET_SIZE) < 0) {
             av_log(s, AV_LOG_ERROR, "cannot allocate packet\n");
             return AVERROR(ENOMEM);

libavformat/img2.c

@@ -298,7 +298,7 @@ static int read_packet(AVFormatContext *s1, AVPacket *pkt)
     pkt->size= 0;
     for(i=0; i<3; i++){
         if(size[i]){
-            ret[i]= get_buffer(f[i], pkt->data + pkt->size, size[i]);
+            ret[i]= avio_read(f[i], pkt->data + pkt->size, size[i]);
             if (!s->is_pipe)
                 url_fclose(f[i]);
             if(ret[i]>0)

libavformat/ingenientdec.c

@@ -27,18 +27,18 @@ static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
 {
     int ret, size, w, h, unk1, unk2;
 
-    if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
+    if (avio_rl32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
         return AVERROR(EIO); // FIXME
 
-    size = get_le32(s->pb);
+    size = avio_rl32(s->pb);
 
-    w = get_le16(s->pb);
-    h = get_le16(s->pb);
+    w = avio_rl16(s->pb);
+    h = avio_rl16(s->pb);
 
     url_fskip(s->pb, 8); // zero + size (padded?)
     url_fskip(s->pb, 2);
-    unk1 = get_le16(s->pb);
-    unk2 = get_le16(s->pb);
+    unk1 = avio_rl16(s->pb);
+    unk2 = avio_rl16(s->pb);
     url_fskip(s->pb, 22); // ASCII timestamp
 
     av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
@@ -49,7 +49,7 @@ static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
 
     pkt->pos = url_ftell(s->pb);
     pkt->stream_index = 0;
-    ret = get_buffer(s->pb, pkt->data, size);
+    ret = avio_read(s->pb, pkt->data, size);
     if (ret < 0) {
         av_free_packet(pkt);
         return ret;

libavformat/ipmovie.c

@@ -166,7 +166,7 @@ static int load_ipmovie_packet(IPMVEContext *s, AVIOContext *pb,
         url_fseek(pb, s->decode_map_chunk_offset, SEEK_SET);
         s->decode_map_chunk_offset = 0;
 
-        if (get_buffer(pb, pkt->data, s->decode_map_chunk_size) !=
+        if (avio_read(pb, pkt->data, s->decode_map_chunk_size) !=
             s->decode_map_chunk_size) {
             av_free_packet(pkt);
             return CHUNK_EOF;
@@ -175,7 +175,7 @@ static int load_ipmovie_packet(IPMVEContext *s, AVIOContext *pb,
         url_fseek(pb, s->video_chunk_offset, SEEK_SET);
         s->video_chunk_offset = 0;
 
-        if (get_buffer(pb, pkt->data + s->decode_map_chunk_size,
+        if (avio_read(pb, pkt->data + s->decode_map_chunk_size,
             s->video_chunk_size) != s->video_chunk_size) {
             av_free_packet(pkt);
             return CHUNK_EOF;
@@ -227,7 +227,7 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
     /* read the next chunk, wherever the file happens to be pointing */
     if (url_feof(pb))
         return CHUNK_EOF;
-    if (get_buffer(pb, chunk_preamble, CHUNK_PREAMBLE_SIZE) !=
+    if (avio_read(pb, chunk_preamble, CHUNK_PREAMBLE_SIZE) !=
         CHUNK_PREAMBLE_SIZE)
         return CHUNK_BAD;
     chunk_size = AV_RL16(&chunk_preamble[0]);
@@ -275,7 +275,7 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
             chunk_type = CHUNK_EOF;
             break;
         }
-        if (get_buffer(pb, opcode_preamble, CHUNK_PREAMBLE_SIZE) !=
+        if (avio_read(pb, opcode_preamble, CHUNK_PREAMBLE_SIZE) !=
             CHUNK_PREAMBLE_SIZE) {
             chunk_type = CHUNK_BAD;
             break;
@@ -314,7 +314,7 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
                 chunk_type = CHUNK_BAD;
                 break;
             }
-            if (get_buffer(pb, scratch, opcode_size) !=
+            if (avio_read(pb, scratch, opcode_size) !=
                 opcode_size) {
                 chunk_type = CHUNK_BAD;
                 break;
@@ -331,7 +331,7 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
                 chunk_type = CHUNK_BAD;
                 break;
             }
-            if (get_buffer(pb, scratch, opcode_size) !=
+            if (avio_read(pb, scratch, opcode_size) !=
                 opcode_size) {
                 chunk_type = CHUNK_BAD;
                 break;
@@ -369,7 +369,7 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
                 chunk_type = CHUNK_BAD;
                 break;
             }
-            if (get_buffer(pb, scratch, opcode_size) !=
+            if (avio_read(pb, scratch, opcode_size) !=
                 opcode_size) {
                 chunk_type = CHUNK_BAD;
                 break;
@@ -434,7 +434,7 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
                 chunk_type = CHUNK_BAD;
                 break;
             }
-            if (get_buffer(pb, scratch, opcode_size) != opcode_size) {
+            if (avio_read(pb, scratch, opcode_size) != opcode_size) {
                 chunk_type = CHUNK_BAD;
                 break;
             }
@@ -528,10 +528,10 @@ static int ipmovie_read_header(AVFormatContext *s,
     int chunk_type;
     uint8_t signature_buffer[sizeof(signature)];
 
-    get_buffer(pb, signature_buffer, sizeof(signature_buffer));
+    avio_read(pb, signature_buffer, sizeof(signature_buffer));
     while (memcmp(signature_buffer, signature, sizeof(signature))) {
         memmove(signature_buffer, signature_buffer + 1, sizeof(signature_buffer) - 1);
-        signature_buffer[sizeof(signature_buffer) - 1] = get_byte(pb);
+        signature_buffer[sizeof(signature_buffer) - 1] = avio_r8(pb);
         if (url_feof(pb))
             return AVERROR_EOF;
     }
@@ -549,7 +549,7 @@ static int ipmovie_read_header(AVFormatContext *s,
 
     /* peek ahead to the next chunk-- if it is an init audio chunk, process
      * it; if it is the first video chunk, this is a silent file */
-    if (get_buffer(pb, chunk_preamble, CHUNK_PREAMBLE_SIZE) !=
+    if (avio_read(pb, chunk_preamble, CHUNK_PREAMBLE_SIZE) !=
         CHUNK_PREAMBLE_SIZE)
         return AVERROR(EIO);
     chunk_type = AV_RL16(&chunk_preamble[2]);

libavformat/isom.c

@@ -346,7 +346,7 @@ int ff_mp4_read_descr_len(AVIOContext *pb)
     int len = 0;
     int count = 4;
     while (count--) {
-        int c = get_byte(pb);
+        int c = avio_r8(pb);
         len = (len << 7) | (c & 0x7f);
         if (!(c & 0x80))
             break;
@@ -357,7 +357,7 @@ int ff_mp4_read_descr_len(AVIOContext *pb)
 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
 {
     int len;
-    *tag = get_byte(pb);
+    *tag = avio_r8(pb);
     len = ff_mp4_read_descr_len(pb);
     av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
     return len;
@@ -375,11 +375,11 @@ static const AVCodecTag mp4_audio_types[] = {
 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
 {
     int len, tag;
-    int object_type_id = get_byte(pb);
-    get_byte(pb); /* stream type */
-    get_be24(pb); /* buffer size db */
-    get_be32(pb); /* max bitrate */
-    get_be32(pb); /* avg bitrate */
+    int object_type_id = avio_r8(pb);
+    avio_r8(pb); /* stream type */
+    avio_rb24(pb); /* buffer size db */
+    avio_rb32(pb); /* max bitrate */
+    avio_rb32(pb); /* avg bitrate */
 
     st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
     av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
@@ -392,7 +392,7 @@ int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext
         st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
         if (!st->codec->extradata)
             return AVERROR(ENOMEM);
-        get_buffer(pb, st->codec->extradata, len);
+        avio_read(pb, st->codec->extradata, len);
         st->codec->extradata_size = len;
         if (st->codec->codec_id == CODEC_ID_AAC) {
             MPEG4AudioConfig cfg;

libavformat/iss.c

@@ -44,7 +44,7 @@ static void get_token(AVIOContext *s, char *buf, int maxlen)
     int i = 0;
     char c;
 
-    while ((c = get_byte(s))) {
+    while ((c = avio_r8(s))) {
         if(c == ' ')
             break;
         if (i < maxlen-1)
@@ -52,7 +52,7 @@ static void get_token(AVIOContext *s, char *buf, int maxlen)
     }
 
     if(!c)
-        get_byte(s);
+        avio_r8(s);
 
     buf[i] = 0; /* Ensure null terminated, but may be truncated */
 }

libavformat/iv8.c

@@ -57,13 +57,13 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
 {
     int ret, size, pts, type;
 retry:
-    type= get_be16(s->pb); // 257 or 258
-    size= get_be16(s->pb);
+    type= avio_rb16(s->pb); // 257 or 258
+    size= avio_rb16(s->pb);
 
-    get_be16(s->pb); //some flags, 0x80 indicates end of frame
-    get_be16(s->pb); //packet number
-    pts=get_be32(s->pb);
-    get_be32(s->pb); //6A 13 E3 88
+    avio_rb16(s->pb); //some flags, 0x80 indicates end of frame
+    avio_rb16(s->pb); //packet number
+    pts=avio_rb32(s->pb);
+    avio_rb32(s->pb); //6A 13 E3 88
 
     size -= 12;
     if(size<1)

libavformat/ivfdec.c

@@ -36,9 +36,9 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
     AVStream *st;
     AVRational time_base;
 
-    get_le32(s->pb); // DKIF
-    get_le16(s->pb); // version
-    get_le16(s->pb); // header size
+    avio_rl32(s->pb); // DKIF
+    avio_rl16(s->pb); // version
+    avio_rl16(s->pb); // header size
 
     st = av_new_stream(s, 0);
     if (!st)
@@ -46,13 +46,13 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
 
 
     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
-    st->codec->codec_tag  = get_le32(s->pb);
+    st->codec->codec_tag  = avio_rl32(s->pb);
     st->codec->codec_id   = ff_codec_get_id(ff_codec_bmp_tags, st->codec->codec_tag);
-    st->codec->width      = get_le16(s->pb);
-    st->codec->height     = get_le16(s->pb);
-    time_base.den         = get_le32(s->pb);
-    time_base.num         = get_le32(s->pb);
-    st->duration          = get_le64(s->pb);
+    st->codec->width      = avio_rl16(s->pb);
+    st->codec->height     = avio_rl16(s->pb);
+    time_base.den         = avio_rl32(s->pb);
+    time_base.num         = avio_rl32(s->pb);
+    st->duration          = avio_rl64(s->pb);
 
     st->need_parsing      = AVSTREAM_PARSE_HEADERS;
 
@@ -68,8 +68,8 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
 
 static int read_packet(AVFormatContext *s, AVPacket *pkt)
 {
-    int ret, size = get_le32(s->pb);
-    int64_t   pts = get_le64(s->pb);
+    int ret, size = avio_rl32(s->pb);
+    int64_t   pts = avio_rl64(s->pb);
 
     ret = av_get_packet(s->pb, pkt, size);
     pkt->stream_index = 0;

libavformat/libnut.c

@@ -173,7 +173,7 @@ static int nut_probe(AVProbeData *p) {
 
 static size_t av_read(void * h, size_t len, uint8_t * buf) {
     AVIOContext * bc = h;
-    return get_buffer(bc, buf, len);
+    return avio_read(bc, buf, len);
 }
 
 static off_t av_seek(void * h, long long pos, int whence) {

libavformat/lmlm4.c

@@ -82,9 +82,9 @@ static int lmlm4_read_packet(AVFormatContext *s, AVPacket *pkt) {
     int ret;
     unsigned int frame_type, packet_size, padding, frame_size;
 
-    get_be16(pb);                       /* channel number */
-    frame_type  = get_be16(pb);
-    packet_size = get_be32(pb);
+    avio_rb16(pb);                       /* channel number */
+    frame_type  = avio_rb16(pb);
+    packet_size = avio_rb32(pb);
     padding     = -packet_size & 511;
     frame_size  = packet_size - 8;
 

libavformat/lxfdec.c

@@ -86,7 +86,7 @@ static int sync(AVFormatContext *s, uint8_t *header)
     uint8_t buf[LXF_IDENT_LENGTH];
     int ret;
 
-    if ((ret = get_buffer(s->pb, buf, LXF_IDENT_LENGTH)) != LXF_IDENT_LENGTH)
+    if ((ret = avio_read(s->pb, buf, LXF_IDENT_LENGTH)) != LXF_IDENT_LENGTH)
         return ret < 0 ? ret : AVERROR_EOF;
 
     while (memcmp(buf, LXF_IDENT, LXF_IDENT_LENGTH)) {
@@ -94,7 +94,7 @@ static int sync(AVFormatContext *s, uint8_t *header)
             return AVERROR_EOF;
 
         memmove(buf, &buf[1], LXF_IDENT_LENGTH-1);
-        buf[LXF_IDENT_LENGTH-1] = get_byte(s->pb);
+        buf[LXF_IDENT_LENGTH-1] = avio_r8(s->pb);
     }
 
     memcpy(header, LXF_IDENT, LXF_IDENT_LENGTH);
@@ -120,7 +120,7 @@ static int get_packet_header(AVFormatContext *s, uint8_t *header, uint32_t *form
         return ret;
 
     //read the rest of the packet header
-    if ((ret = get_buffer(pb, header + LXF_IDENT_LENGTH,
+    if ((ret = avio_read(pb, header + LXF_IDENT_LENGTH,
                           LXF_PACKET_HEADER_SIZE - LXF_IDENT_LENGTH)) !=
                           LXF_PACKET_HEADER_SIZE - LXF_IDENT_LENGTH) {
         return ret < 0 ? ret : AVERROR_EOF;
@@ -214,7 +214,7 @@ static int lxf_read_header(AVFormatContext *s, AVFormatParameters *ap)
         return AVERROR_INVALIDDATA;
     }
 
-    if ((ret = get_buffer(pb, header_data, LXF_HEADER_DATA_SIZE)) != LXF_HEADER_DATA_SIZE)
+    if ((ret = avio_read(pb, header_data, LXF_HEADER_DATA_SIZE)) != LXF_HEADER_DATA_SIZE)
         return ret < 0 ? ret : AVERROR_EOF;
 
     if (!(st = av_new_stream(s, 0)))
@@ -315,7 +315,7 @@ static int lxf_read_packet(AVFormatContext *s, AVPacket *pkt)
     //read non-20-bit audio data into lxf->temp so we can deplanarize it
     buf = ast && ast->codec->codec_id != CODEC_ID_PCM_LXF ? lxf->temp : pkt->data;
 
-    if ((ret2 = get_buffer(pb, buf, ret)) != ret) {
+    if ((ret2 = avio_read(pb, buf, ret)) != ret) {
         av_free_packet(pkt);
         return ret2 < 0 ? ret2 : AVERROR_EOF;
     }

libavformat/matroskadec.c

@@ -543,10 +543,10 @@ static int ebml_read_num(MatroskaDemuxContext *matroska, AVIOContext *pb,
     int read = 1, n = 1;
     uint64_t total = 0;
 
-    /* The first byte tells us the length in bytes - get_byte() can normally
+    /* The first byte tells us the length in bytes - avio_r8() can normally
      * return 0, but since that's not a valid first ebmlID byte, we can
      * use it safely here to catch EOS. */
-    if (!(total = get_byte(pb))) {
+    if (!(total = avio_r8(pb))) {
         /* we might encounter EOS here */
         if (!url_feof(pb)) {
             int64_t pos = url_ftell(pb);
@@ -570,7 +570,7 @@ static int ebml_read_num(MatroskaDemuxContext *matroska, AVIOContext *pb,
     /* read out length */
     total ^= 1 << ff_log2_tab[total];
     while (n++ < read)
-        total = (total << 8) | get_byte(pb);
+        total = (total << 8) | avio_r8(pb);
 
     *number = total;
 
@@ -605,7 +605,7 @@ static int ebml_read_uint(AVIOContext *pb, int size, uint64_t *num)
     /* big-endian ordering; build up number */
     *num = 0;
     while (n++ < size)
-        *num = (*num << 8) | get_byte(pb);
+        *num = (*num << 8) | avio_r8(pb);
 
     return 0;
 }
@@ -619,9 +619,9 @@ static int ebml_read_float(AVIOContext *pb, int size, double *num)
     if (size == 0) {
         *num = 0;
     } else if (size == 4) {
-        *num= av_int2flt(get_be32(pb));
+        *num= av_int2flt(avio_rb32(pb));
     } else if(size==8){
-        *num= av_int2dbl(get_be64(pb));
+        *num= av_int2dbl(avio_rb64(pb));
     } else
         return AVERROR_INVALIDDATA;
 
@@ -639,7 +639,7 @@ static int ebml_read_ascii(AVIOContext *pb, int size, char **str)
      * byte more, read the string and NULL-terminate it ourselves. */
     if (!(*str = av_malloc(size + 1)))
         return AVERROR(ENOMEM);
-    if (get_buffer(pb, (uint8_t *) *str, size) != size) {
+    if (avio_read(pb, (uint8_t *) *str, size) != size) {
         av_freep(str);
         return AVERROR(EIO);
     }
@@ -660,7 +660,7 @@ static int ebml_read_binary(AVIOContext *pb, int length, EbmlBin *bin)
 
     bin->size = length;
     bin->pos  = url_ftell(pb);
-    if (get_buffer(pb, bin->data, length) != length) {
+    if (avio_read(pb, bin->data, length) != length) {
         av_freep(&bin->data);
         return AVERROR(EIO);
     }
@@ -1394,12 +1394,12 @@ static int matroska_read_header(AVFormatContext *s, AVFormatParameters *ap)
             ffio_init_context(&b, track->codec_priv.data,track->codec_priv.size,
                           0, NULL, NULL, NULL, NULL);
             url_fskip(&b, 22);
-            flavor                       = get_be16(&b);
-            track->audio.coded_framesize = get_be32(&b);
+            flavor                       = avio_rb16(&b);
+            track->audio.coded_framesize = avio_rb32(&b);
             url_fskip(&b, 12);
-            track->audio.sub_packet_h    = get_be16(&b);
-            track->audio.frame_size      = get_be16(&b);
-            track->audio.sub_packet_size = get_be16(&b);
+            track->audio.sub_packet_h    = avio_rb16(&b);
+            track->audio.frame_size      = avio_rb16(&b);
+            track->audio.sub_packet_size = avio_rb16(&b);
             track->audio.buf = av_malloc(track->audio.frame_size * track->audio.sub_packet_h);
             if (codec_id == CODEC_ID_RA_288) {
                 st->codec->block_align = track->audio.coded_framesize;

libavformat/mm.c

@@ -90,18 +90,18 @@ static int read_header(AVFormatContext *s,
     unsigned int type, length;
     unsigned int frame_rate, width, height;
 
-    type = get_le16(pb);
-    length = get_le32(pb);
+    type = avio_rl16(pb);
+    length = avio_rl32(pb);
 
     if (type != MM_TYPE_HEADER)
         return AVERROR_INVALIDDATA;
 
     /* read header */
-    get_le16(pb);   /* total number of chunks */
-    frame_rate = get_le16(pb);
-    get_le16(pb);   /* ibm-pc video bios mode */
-    width = get_le16(pb);
-    height = get_le16(pb);
+    avio_rl16(pb);   /* total number of chunks */
+    frame_rate = avio_rl16(pb);
+    avio_rl16(pb);   /* ibm-pc video bios mode */
+    width = avio_rl16(pb);
+    height = avio_rl16(pb);
     url_fseek(pb, length - 10, SEEK_CUR);  /* unknown data */
 
     /* video stream */
@@ -143,7 +143,7 @@ static int read_packet(AVFormatContext *s,
 
     while(1) {
 
-        if (get_buffer(pb, preamble, MM_PREAMBLE_SIZE) != MM_PREAMBLE_SIZE) {
+        if (avio_read(pb, preamble, MM_PREAMBLE_SIZE) != MM_PREAMBLE_SIZE) {
             return AVERROR(EIO);
         }
 
@@ -162,7 +162,7 @@ static int read_packet(AVFormatContext *s,
             if (av_new_packet(pkt, length + MM_PREAMBLE_SIZE))
                 return AVERROR(ENOMEM);
             memcpy(pkt->data, preamble, MM_PREAMBLE_SIZE);
-            if (get_buffer(pb, pkt->data + MM_PREAMBLE_SIZE, length) != length)
+            if (avio_read(pb, pkt->data + MM_PREAMBLE_SIZE, length) != length)
                 return AVERROR(EIO);
             pkt->size = length + MM_PREAMBLE_SIZE;
             pkt->stream_index = 0;

libavformat/mmf.c

@@ -188,15 +188,15 @@ static int mmf_read_header(AVFormatContext *s,
     int64_t file_size, size;
     int rate, params;
 
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag != MKTAG('M', 'M', 'M', 'D'))
         return -1;
-    file_size = get_be32(pb);
+    file_size = avio_rb32(pb);
 
     /* Skip some unused chunks that may or may not be present */
     for(;; url_fseek(pb, size, SEEK_CUR)) {
-        tag = get_le32(pb);
-        size = get_be32(pb);
+        tag = avio_rl32(pb);
+        size = avio_rb32(pb);
         if(tag == MKTAG('C','N','T','I')) continue;
         if(tag == MKTAG('O','P','D','A')) continue;
         break;
@@ -212,22 +212,22 @@ static int mmf_read_header(AVFormatContext *s,
         return -1;
     }
 
-    get_byte(pb); /* format type */
-    get_byte(pb); /* sequence type */
-    params = get_byte(pb); /* (channel << 7) | (format << 4) | rate */
+    avio_r8(pb); /* format type */
+    avio_r8(pb); /* sequence type */
+    params = avio_r8(pb); /* (channel << 7) | (format << 4) | rate */
     rate = mmf_rate(params & 0x0f);
     if(rate  < 0) {
         av_log(s, AV_LOG_ERROR, "Invalid sample rate\n");
         return -1;
     }
-    get_byte(pb); /* wave base bit */
-    get_byte(pb); /* time base d */
-    get_byte(pb); /* time base g */
+    avio_r8(pb); /* wave base bit */
+    avio_r8(pb); /* time base d */
+    avio_r8(pb); /* time base g */
 
     /* Skip some unused chunks that may or may not be present */
     for(;; url_fseek(pb, size, SEEK_CUR)) {
-        tag = get_le32(pb);
-        size = get_be32(pb);
+        tag = avio_rl32(pb);
+        size = avio_rb32(pb);
         if(tag == MKTAG('A','t','s','q')) continue;
         if(tag == MKTAG('A','s','p','I')) continue;
         break;
@@ -280,7 +280,7 @@ static int mmf_read_packet(AVFormatContext *s,
         return AVERROR(EIO);
     pkt->stream_index = 0;
 
-    ret = get_buffer(s->pb, pkt->data, pkt->size);
+    ret = avio_read(s->pb, pkt->data, pkt->size);
     if (ret < 0)
         av_free_packet(pkt);
 

libavformat/mp3dec.c

@@ -80,7 +80,7 @@ static int mp3_parse_vbr_tags(AVFormatContext *s, AVStream *st, int64_t base)
     MPADecodeHeader c;
     int vbrtag_size = 0;
 
-    v = get_be32(s->pb);
+    v = avio_rb32(s->pb);
     if(ff_mpa_check_header(v) < 0)
       return -1;
 
@@ -91,25 +91,25 @@ static int mp3_parse_vbr_tags(AVFormatContext *s, AVStream *st, int64_t base)
 
     /* Check for Xing / Info tag */
     url_fseek(s->pb, xing_offtbl[c.lsf == 1][c.nb_channels == 1], SEEK_CUR);
-    v = get_be32(s->pb);
+    v = avio_rb32(s->pb);
     if(v == MKBETAG('X', 'i', 'n', 'g') || v == MKBETAG('I', 'n', 'f', 'o')) {
-        v = get_be32(s->pb);
+        v = avio_rb32(s->pb);
         if(v & 0x1)
-            frames = get_be32(s->pb);
+            frames = avio_rb32(s->pb);
         if(v & 0x2)
-            size = get_be32(s->pb);
+            size = avio_rb32(s->pb);
     }
 
     /* Check for VBRI tag (always 32 bytes after end of mpegaudio header) */
     url_fseek(s->pb, base + 4 + 32, SEEK_SET);
-    v = get_be32(s->pb);
+    v = avio_rb32(s->pb);
     if(v == MKBETAG('V', 'B', 'R', 'I')) {
         /* Check tag version */
-        if(get_be16(s->pb) == 1) {
+        if(avio_rb16(s->pb) == 1) {
             /* skip delay and quality */
             url_fseek(s->pb, 4, SEEK_CUR);
-            frames = get_be32(s->pb);
-            size = get_be32(s->pb);
+            frames = avio_rb32(s->pb);
+            size = avio_rb32(s->pb);
         }
     }
 

libavformat/mpc.c

@@ -55,16 +55,16 @@ static int mpc_read_header(AVFormatContext *s, AVFormatParameters *ap)
     MPCContext *c = s->priv_data;
     AVStream *st;
 
-    if(get_le24(s->pb) != MKTAG('M', 'P', '+', 0)){
+    if(avio_rl24(s->pb) != MKTAG('M', 'P', '+', 0)){
         av_log(s, AV_LOG_ERROR, "Not a Musepack file\n");
         return -1;
     }
-    c->ver = get_byte(s->pb);
+    c->ver = avio_r8(s->pb);
     if(c->ver != 0x07 && c->ver != 0x17){
         av_log(s, AV_LOG_ERROR, "Can demux Musepack SV7, got version %02X\n", c->ver);
         return -1;
     }
-    c->fcount = get_le32(s->pb);
+    c->fcount = avio_rl32(s->pb);
     if((int64_t)c->fcount * sizeof(MPCFrame) >= UINT_MAX){
         av_log(s, AV_LOG_ERROR, "Too many frames, seeking is not possible\n");
         return -1;
@@ -85,7 +85,7 @@ static int mpc_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
     st->codec->extradata_size = 16;
     st->codec->extradata = av_mallocz(st->codec->extradata_size+FF_INPUT_BUFFER_PADDING_SIZE);
-    get_buffer(s->pb, st->codec->extradata, 16);
+    avio_read(s->pb, st->codec->extradata, 16);
     st->codec->sample_rate = mpc_rate[st->codec->extradata[2] & 3];
     av_set_pts_info(st, 32, MPC_FRAMESIZE, st->codec->sample_rate);
     /* scan for seekpoints */
@@ -121,11 +121,11 @@ static int mpc_read_packet(AVFormatContext *s, AVPacket *pkt)
     c->curframe++;
     curbits = c->curbits;
     pos = url_ftell(s->pb);
-    tmp = get_le32(s->pb);
+    tmp = avio_rl32(s->pb);
     if(curbits <= 12){
         size2 = (tmp >> (12 - curbits)) & 0xFFFFF;
     }else{
-        tmp = (tmp << 32) | get_le32(s->pb);
+        tmp = (tmp << 32) | avio_rl32(s->pb);
         size2 = (tmp >> (44 - curbits)) & 0xFFFFF;
     }
     curbits += 20;
@@ -151,7 +151,7 @@ static int mpc_read_packet(AVFormatContext *s, AVPacket *pkt)
 
     pkt->stream_index = 0;
     pkt->pts = cur;
-    ret = get_buffer(s->pb, pkt->data + 4, size);
+    ret = avio_read(s->pb, pkt->data + 4, size);
     if(c->curbits)
         url_fseek(s->pb, -4, SEEK_CUR);
     if(ret < size){

libavformat/mpc8.c

@@ -121,7 +121,7 @@ static void mpc8_get_chunk_header(AVIOContext *pb, int *tag, int64_t *size)
 {
     int64_t pos;
     pos = url_ftell(pb);
-    *tag = get_le16(pb);
+    *tag = avio_rl16(pb);
     *size = ff_get_v(pb);
     *size -= url_ftell(pb) - pos;
 }
@@ -143,7 +143,7 @@ static void mpc8_parse_seektable(AVFormatContext *s, int64_t off)
     }
     if(!(buf = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE)))
         return;
-    get_buffer(s->pb, buf, size);
+    avio_read(s->pb, buf, size);
     init_get_bits(&gb, buf, size * 8);
     size = gb_get_v(&gb);
     if(size > UINT_MAX/4 || size > c->samples/1152){
@@ -195,7 +195,7 @@ static int mpc8_read_header(AVFormatContext *s, AVFormatParameters *ap)
     int64_t size, pos;
 
     c->header_pos = url_ftell(pb);
-    if(get_le32(pb) != TAG_MPCK){
+    if(avio_rl32(pb) != TAG_MPCK){
         av_log(s, AV_LOG_ERROR, "Not a Musepack8 file\n");
         return -1;
     }
@@ -213,7 +213,7 @@ static int mpc8_read_header(AVFormatContext *s, AVFormatParameters *ap)
     }
     pos = url_ftell(pb);
     url_fskip(pb, 4); //CRC
-    c->ver = get_byte(pb);
+    c->ver = avio_r8(pb);
     if(c->ver != 8){
         av_log(s, AV_LOG_ERROR, "Unknown stream version %d\n", c->ver);
         return -1;
@@ -230,7 +230,7 @@ static int mpc8_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
     st->codec->extradata_size = 2;
     st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
-    get_buffer(pb, st->codec->extradata, st->codec->extradata_size);
+    avio_read(pb, st->codec->extradata, st->codec->extradata_size);
 
     st->codec->channels = (st->codec->extradata[1] >> 4) + 1;
     st->codec->sample_rate = mpc8_rate[st->codec->extradata[0] >> 5];

libavformat/mpeg.c

@@ -113,7 +113,7 @@ static int mpegps_read_header(AVFormatContext *s,
 
     m->sofdec = -1;
     do {
-        v = get_byte(s->pb);
+        v = avio_r8(s->pb);
         m->header_state = m->header_state << 8 | v;
         m->sofdec++;
     } while (v == sofdec[i] && i++ < 6);
@@ -128,8 +128,8 @@ static int64_t get_pts(AVIOContext *pb, int c)
 {
     uint8_t buf[5];
 
-    buf[0] = c<0 ? get_byte(pb) : c;
-    get_buffer(pb, buf+1, 4);
+    buf[0] = c<0 ? avio_r8(pb) : c;
+    avio_read(pb, buf+1, 4);
 
     return ff_parse_pes_pts(buf);
 }
@@ -145,7 +145,7 @@ static int find_next_start_code(AVIOContext *pb, int *size_ptr,
     while (n > 0) {
         if (url_feof(pb))
             break;
-        v = get_byte(pb);
+        v = avio_r8(pb);
         n--;
         if (state == 0x000001) {
             state = ((state << 8) | v) & 0xffffff;
@@ -176,7 +176,7 @@ static int find_prev_start_code(AVIOContext *pb, int *size_ptr)
     if (pos < 0)
         pos = 0;
     url_fseek(pb, pos, SEEK_SET);
-    get_byte(pb);
+    avio_r8(pb);
 
     pos = pos_start;
     for(;;) {
@@ -186,7 +186,7 @@ static int find_prev_start_code(AVIOContext *pb, int *size_ptr)
             goto the_end;
         }
         url_fseek(pb, pos, SEEK_SET);
-        start_code = get_be32(pb);
+        start_code = avio_rb32(pb);
         if ((start_code & 0xffffff00) == 0x100)
             break;
     }
@@ -206,27 +206,27 @@ static long mpegps_psm_parse(MpegDemuxContext *m, AVIOContext *pb)
 {
     int psm_length, ps_info_length, es_map_length;
 
-    psm_length = get_be16(pb);
-    get_byte(pb);
-    get_byte(pb);
-    ps_info_length = get_be16(pb);
+    psm_length = avio_rb16(pb);
+    avio_r8(pb);
+    avio_r8(pb);
+    ps_info_length = avio_rb16(pb);
 
     /* skip program_stream_info */
     url_fskip(pb, ps_info_length);
-    es_map_length = get_be16(pb);
+    es_map_length = avio_rb16(pb);
 
     /* at least one es available? */
     while (es_map_length >= 4){
-        unsigned char type      = get_byte(pb);
-        unsigned char es_id     = get_byte(pb);
-        uint16_t es_info_length = get_be16(pb);
+        unsigned char type      = avio_r8(pb);
+        unsigned char es_id     = avio_r8(pb);
+        uint16_t es_info_length = avio_rb16(pb);
         /* remember mapping from stream id to stream type */
         m->psm_es_type[es_id] = type;
         /* skip program_stream_info */
         url_fskip(pb, es_info_length);
         es_map_length -= 4 + es_info_length;
     }
-    get_be32(pb); /* crc32 */
+    avio_rb32(pb); /* crc32 */
     return 2 + psm_length;
 }
 
@@ -264,16 +264,16 @@ static int mpegps_read_pes_header(AVFormatContext *s,
     if (startcode == SYSTEM_HEADER_START_CODE)
         goto redo;
     if (startcode == PADDING_STREAM) {
-        url_fskip(s->pb, get_be16(s->pb));
+        url_fskip(s->pb, avio_rb16(s->pb));
         goto redo;
     }
     if (startcode == PRIVATE_STREAM_2) {
-        len = get_be16(s->pb);
+        len = avio_rb16(s->pb);
         if (!m->sofdec) {
             while (len-- >= 6) {
-                if (get_byte(s->pb) == 'S') {
+                if (avio_r8(s->pb) == 'S') {
                     uint8_t buf[5];
-                    get_buffer(s->pb, buf, sizeof(buf));
+                    avio_read(s->pb, buf, sizeof(buf));
                     m->sofdec = !memcmp(buf, "ofdec", 5);
                     len -= sizeof(buf);
                     break;
@@ -297,14 +297,14 @@ static int mpegps_read_pes_header(AVFormatContext *s,
     if (ppos) {
         *ppos = url_ftell(s->pb) - 4;
     }
-    len = get_be16(s->pb);
+    len = avio_rb16(s->pb);
     pts =
     dts = AV_NOPTS_VALUE;
     /* stuffing */
     for(;;) {
         if (len < 1)
             goto error_redo;
-        c = get_byte(s->pb);
+        c = avio_r8(s->pb);
         len--;
         /* XXX: for mpeg1, should test only bit 7 */
         if (c != 0xff)
@@ -312,8 +312,8 @@ static int mpegps_read_pes_header(AVFormatContext *s,
     }
     if ((c & 0xc0) == 0x40) {
         /* buffer scale & size */
-        get_byte(s->pb);
-        c = get_byte(s->pb);
+        avio_r8(s->pb);
+        c = avio_r8(s->pb);
         len -= 2;
     }
     if ((c & 0xe0) == 0x20) {
@@ -331,8 +331,8 @@ static int mpegps_read_pes_header(AVFormatContext *s,
             goto redo;
         }
 #endif
-        flags = get_byte(s->pb);
-        header_len = get_byte(s->pb);
+        flags = avio_r8(s->pb);
+        header_len = avio_r8(s->pb);
         len -= 2;
         if (header_len > len)
             goto error_redo;
@@ -350,7 +350,7 @@ static int mpegps_read_pes_header(AVFormatContext *s,
             av_log(s, AV_LOG_WARNING, "Further flags set but no bytes left\n");
         }
         if (flags & 0x01) { /* PES extension */
-            pes_ext = get_byte(s->pb);
+            pes_ext = avio_r8(s->pb);
             header_len--;
             /* Skip PES private data, program packet sequence counter and P-STD buffer */
             skip = (pes_ext >> 4) & 0xb;
@@ -363,10 +363,10 @@ static int mpegps_read_pes_header(AVFormatContext *s,
             header_len -= skip;
 
             if (pes_ext & 0x01) { /* PES extension 2 */
-                ext2_len = get_byte(s->pb);
+                ext2_len = avio_r8(s->pb);
                 header_len--;
                 if ((ext2_len & 0x7f) > 0) {
-                    id_ext = get_byte(s->pb);
+                    id_ext = avio_r8(s->pb);
                     if ((id_ext & 0x80) == 0)
                         startcode = ((startcode & 0xff) << 8) | id_ext;
                     header_len--;
@@ -381,17 +381,17 @@ static int mpegps_read_pes_header(AVFormatContext *s,
         goto redo;
 
     if (startcode == PRIVATE_STREAM_1 && !m->psm_es_type[startcode & 0xff]) {
-        startcode = get_byte(s->pb);
+        startcode = avio_r8(s->pb);
         len--;
         if (startcode >= 0x80 && startcode <= 0xcf) {
             /* audio: skip header */
-            get_byte(s->pb);
-            get_byte(s->pb);
-            get_byte(s->pb);
+            avio_r8(s->pb);
+            avio_r8(s->pb);
+            avio_r8(s->pb);
             len -= 3;
             if (startcode >= 0xb0 && startcode <= 0xbf) {
                 /* MLP/TrueHD audio has a 4-byte header */
-                get_byte(s->pb);
+                avio_r8(s->pb);
                 len--;
             }
         }
@@ -432,7 +432,7 @@ static int mpegps_read_packet(AVFormatContext *s,
         return len;
 
     if(startcode == 0x1bd) {
-        dvdaudio_substream_type = get_byte(s->pb);
+        dvdaudio_substream_type = avio_r8(s->pb);
         url_fskip(s->pb, 3);
         len -= 4;
     }
@@ -474,7 +474,7 @@ static int mpegps_read_packet(AVFormatContext *s,
     } else if (startcode >= 0x1e0 && startcode <= 0x1ef) {
         static const unsigned char avs_seqh[4] = { 0, 0, 1, 0xb0 };
         unsigned char buf[8];
-        get_buffer(s->pb, buf, 8);
+        avio_read(s->pb, buf, 8);
         url_fseek(s->pb, -8, SEEK_CUR);
         if(!memcmp(buf, avs_seqh, 4) && (buf[6] != 0 || buf[7] != 1))
             codec_id = CODEC_ID_CAVS;
@@ -547,9 +547,9 @@ static int mpegps_read_packet(AVFormatContext *s,
            audio data */
         if (len <= 3)
             goto skip;
-        get_byte(s->pb); /* emphasis (1), muse(1), reserved(1), frame number(5) */
-        b1 = get_byte(s->pb); /* quant (2), freq(2), reserved(1), channels(3) */
-        get_byte(s->pb); /* dynamic range control (0x80 = off) */
+        avio_r8(s->pb); /* emphasis (1), muse(1), reserved(1), frame number(5) */
+        b1 = avio_r8(s->pb); /* quant (2), freq(2), reserved(1), channels(3) */
+        avio_r8(s->pb); /* dynamic range control (0x80 = off) */
         len -= 3;
         freq = (b1 >> 4) & 3;
         st->codec->sample_rate = lpcm_freq_tab[freq];
@@ -564,7 +564,7 @@ static int mpegps_read_packet(AVFormatContext *s,
             return AVERROR(EINVAL);
     }
     av_new_packet(pkt, len);
-    get_buffer(s->pb, pkt->data, pkt->size);
+    avio_read(s->pb, pkt->data, pkt->size);
     pkt->pts = pts;
     pkt->dts = dts;
     pkt->pos = dummy_pos;

libavformat/msnwc_tcp.c

@@ -88,7 +88,7 @@ static int msnwc_tcp_read_header(AVFormatContext *ctx, AVFormatParameters *ap)
 
     /* Some files start with "connected\r\n\r\n".
      * So skip until we find the first byte of struct size */
-    while(get_byte(pb) != HEADER_SIZE && !url_feof(pb));
+    while(avio_r8(pb) != HEADER_SIZE && !url_feof(pb));
 
     if(url_feof(pb)) {
         av_log(ctx, AV_LOG_ERROR, "Could not find valid start.");
@@ -107,11 +107,11 @@ static int msnwc_tcp_read_packet(AVFormatContext *ctx, AVPacket *pkt)
     url_fskip(pb, 1); /* one byte has been read ahead */
     url_fskip(pb, 2);
     url_fskip(pb, 2);
-    keyframe = get_le16(pb);
-    size = get_le32(pb);
+    keyframe = avio_rl16(pb);
+    size = avio_rl32(pb);
     url_fskip(pb, 4);
     url_fskip(pb, 4);
-    timestamp = get_le32(pb);
+    timestamp = avio_rl32(pb);
 
     if(!size || av_get_packet(pb, pkt, size) != size)
         return -1;