Commit 2692067a authored by Michael Niedermayer's avatar Michael Niedermayer

AVPacket.pos

Originally committed as revision 4314 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 4aa606ec
......@@ -277,6 +277,7 @@ static int fourxm_read_packet(AVFormatContext *s,
return AVERROR_IO;
pkt->stream_index = fourxm->video_stream_index;
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);
......@@ -293,16 +294,13 @@ static int fourxm_read_packet(AVFormatContext *s,
size-=8;
if (track_number == fourxm->selected_track) {
if (av_new_packet(pkt, size))
ret= av_get_packet(&s->pb, pkt, size);
if(ret<0)
return AVERROR_IO;
pkt->stream_index =
fourxm->tracks[fourxm->selected_track].stream_index;
pkt->pts = fourxm->audio_pts;
ret = get_buffer(&s->pb, pkt->data, size);
if (ret < 0)
av_free_packet(pkt);
else
packet_read = 1;
packet_read = 1;
/* pts accounting */
audio_frame_count = size;
......
......@@ -154,7 +154,7 @@ static int amr_read_packet(AVFormatContext *s,
return AVERROR_IO;
}
pkt->stream_index = 0;
pkt->pos= url_ftell(&s->pb);
pkt->data[0]=toc;
read = get_buffer(&s->pb, pkt->data+1, size);
......@@ -189,6 +189,7 @@ static int amr_read_packet(AVFormatContext *s,
}
pkt->stream_index = 0;
pkt->pos= url_ftell(&s->pb);
pkt->data[0]=toc;
read = get_buffer(&s->pb, pkt->data+1, size-1);
......
......@@ -604,6 +604,7 @@ static int asf_read_packet(AVFormatContext *s, AVPacket *pkt)
asf_st->seq = asf->packet_seq;
asf_st->pkt.pts = asf->packet_frag_timestamp;
asf_st->pkt.stream_index = asf->stream_index;
asf_st->pkt.pos =
asf_st->packet_pos= asf->packet_pos;
//printf("new packet: stream:%d key:%d packet_key:%d audio:%d size:%d\n",
//asf->stream_index, asf->packet_key_frame, asf_st->pkt.flags & PKT_FLAG_KEY,
......
......@@ -161,13 +161,11 @@ static int au_read_packet(AVFormatContext *s,
if (url_feof(&s->pb))
return AVERROR_IO;
if (av_new_packet(pkt, MAX_SIZE))
ret= av_get_packet(&s->pb, pkt, MAX_SIZE);
if (ret < 0)
return AVERROR_IO;
pkt->stream_index = 0;
ret = get_buffer(&s->pb, pkt->data, pkt->size);
if (ret < 0)
av_free_packet(pkt);
/* note: we need to modify the packet size here to handle the last
packet */
pkt->size = ret;
......
......@@ -5,7 +5,7 @@
extern "C" {
#endif
#define LIBAVFORMAT_BUILD 4624
#define LIBAVFORMAT_BUILD 4625
#define LIBAVFORMAT_VERSION_INT FFMPEG_VERSION_INT
#define LIBAVFORMAT_VERSION FFMPEG_VERSION
......@@ -28,17 +28,16 @@ extern "C" {
#endif
typedef struct AVPacket {
int64_t pts; /* presentation time stamp in AV_TIME_BASE units (or
pts_den units in muxers or demuxers) */
int64_t dts; /* decompression time stamp in AV_TIME_BASE units (or
pts_den units in muxers or demuxers) */
int64_t pts; ///< presentation time stamp in time_base units
int64_t dts; ///< decompression time stamp in time_base units
uint8_t *data;
int size;
int stream_index;
int flags;
int duration; /* presentation duration (0 if not available) */
int duration; ///< presentation duration in time_base units (0 if not available)
void (*destruct)(struct AVPacket *);
void *priv;
int64_t pos; ///< byte position in stream, -1 if unknown
} AVPacket;
#define PKT_FLAG_KEY 0x0001
......@@ -49,6 +48,7 @@ static inline void av_init_packet(AVPacket *pkt)
{
pkt->pts = AV_NOPTS_VALUE;
pkt->dts = AV_NOPTS_VALUE;
pkt->pos = -1;
pkt->duration = 0;
pkt->flags = 0;
pkt->stream_index = 0;
......@@ -56,6 +56,7 @@ static inline void av_init_packet(AVPacket *pkt)
}
int av_new_packet(AVPacket *pkt, int size);
int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size);
int av_dup_packet(AVPacket *pkt);
/**
......
......@@ -423,8 +423,7 @@ resync:
if(size > ast->remaining)
size= ast->remaining;
av_new_packet(pkt, size);
get_buffer(pb, pkt->data, size);
av_get_packet(pb, pkt, size);
if (avi->dv_demux) {
dstr = pkt->destruct;
......
......@@ -234,13 +234,10 @@ static int ea_read_packet(AVFormatContext *s,
switch (chunk_type) {
/* audio data */
case SCDl_TAG:
if (av_new_packet(pkt, chunk_size))
ret = av_get_packet(pb, pkt, chunk_size);
if (ret != chunk_size)
ret = AVERROR_IO;
else {
ret = get_buffer(pb, pkt->data, chunk_size);
if (ret != chunk_size)
ret = AVERROR_IO;
else {
pkt->stream_index = ea->audio_stream_index;
pkt->pts = 90000;
pkt->pts *= ea->audio_frame_counter;
......@@ -250,7 +247,6 @@ static int ea_read_packet(AVFormatContext *s,
* on stereo; chunk also has 12-byte header */
ea->audio_frame_counter += ((chunk_size - 12) * 2) /
ea->num_channels;
}
}
packet_read = 1;
......
......@@ -603,6 +603,7 @@ static int ffm_read_packet(AVFormatContext *s, AVPacket *pkt)
av_new_packet(pkt, size);
pkt->stream_index = ffm->header[0];
pkt->pos = url_ftell(&s->pb);
if (ffm->header[1] & FLAG_KEY_FRAME)
pkt->flags |= PKT_FLAG_KEY;
......
......@@ -178,6 +178,7 @@ static int flic_read_packet(AVFormatContext *s,
}
pkt->stream_index = flic->video_stream_index;
pkt->pts = flic->pts;
pkt->pos = url_ftell(pb);
memcpy(pkt->data, preamble, FLIC_PREAMBLE_SIZE);
ret = get_buffer(pb, pkt->data + FLIC_PREAMBLE_SIZE,
size - FLIC_PREAMBLE_SIZE);
......
......@@ -147,12 +147,8 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
}
}
if (av_new_packet(pkt, size) < 0)
return AVERROR_IO;
ret = get_buffer(&s->pb, pkt->data, size);
ret= av_get_packet(&s->pb, pkt, size);
if (ret <= 0) {
av_free_packet(pkt);
return AVERROR_IO;
}
/* note: we need to modify the packet size here to handle the last
......
......@@ -255,26 +255,22 @@ static int idcin_read_packet(AVFormatContext *s,
/* skip the number of decoded bytes (always equal to width * height) */
url_fseek(pb, 4, SEEK_CUR);
chunk_size -= 4;
if (av_new_packet(pkt, chunk_size))
ret = AVERROR_IO;
ret= av_get_packet(pb, pkt, chunk_size);
if (ret != chunk_size)
return AVERROR_IO;
pkt->stream_index = idcin->video_stream_index;
pkt->pts = idcin->pts;
ret = get_buffer(pb, pkt->data, chunk_size);
if (ret != chunk_size)
ret = AVERROR_IO;
} else {
/* send out the audio chunk */
if (idcin->current_audio_chunk)
chunk_size = idcin->audio_chunk_size2;
else
chunk_size = idcin->audio_chunk_size1;
if (av_new_packet(pkt, chunk_size))
ret= av_get_packet(pb, pkt, chunk_size);
if (ret != chunk_size)
return AVERROR_IO;
pkt->stream_index = idcin->audio_stream_index;
pkt->pts = idcin->pts;
ret = get_buffer(&s->pb, pkt->data, chunk_size);
if (ret != chunk_size)
ret = AVERROR_IO;
idcin->current_audio_chunk ^= 1;
idcin->pts += FRAME_PTS_INC;
......
......@@ -221,13 +221,11 @@ static int roq_read_packet(AVFormatContext *s,
url_fseek(pb, codebook_offset, SEEK_SET);
/* load up the packet */
if (av_new_packet(pkt, chunk_size))
ret= av_get_packet(pb, pkt, chunk_size);
if (ret != chunk_size)
return AVERROR_IO;
pkt->stream_index = roq->video_stream_index;
pkt->pts = roq->video_pts;
ret = get_buffer(pb, pkt->data, chunk_size);
if (ret != chunk_size)
ret = AVERROR_IO;
roq->video_pts += roq->frame_pts_inc;
packet_read = 1;
......@@ -254,6 +252,7 @@ static int roq_read_packet(AVFormatContext *s,
roq->audio_frame_count += (chunk_size / roq->audio_channels);
}
pkt->pos= url_ftell(pb);
ret = get_buffer(pb, pkt->data + RoQ_CHUNK_PREAMBLE_SIZE,
chunk_size);
if (ret != chunk_size)
......
......@@ -140,16 +140,11 @@ static int load_ipmovie_packet(IPMVEContext *s, ByteIOContext *pb,
audio_pts *= s->audio_frame_count;
audio_pts /= s->audio_sample_rate;
if (av_new_packet(pkt, s->audio_chunk_size))
return CHUNK_NOMEM;
if (s->audio_chunk_size != av_get_packet(pb, pkt, s->audio_chunk_size))
return CHUNK_EOF;
pkt->stream_index = s->audio_stream_index;
pkt->pts = audio_pts;
if (get_buffer(pb, pkt->data, s->audio_chunk_size) !=
s->audio_chunk_size) {
av_free_packet(pkt);
return CHUNK_EOF;
}
/* audio frame maintenance */
if (s->audio_type != CODEC_ID_INTERPLAY_DPCM)
......@@ -171,6 +166,7 @@ static int load_ipmovie_packet(IPMVEContext *s, ByteIOContext *pb,
if (av_new_packet(pkt, s->decode_map_chunk_size + s->video_chunk_size))
return CHUNK_NOMEM;
pkt->pos= s->decode_map_chunk_offset;
url_fseek(pb, s->decode_map_chunk_offset, SEEK_SET);
s->decode_map_chunk_offset = 0;
......
......@@ -2366,6 +2366,7 @@ matroska_parse_blockgroup (MatroskaDemuxContext *matroska,
uint32_t *lace_size = NULL;
int n, track, flags, laces = 0;
uint64_t num;
int64_t pos= url_ftell(&matroska->ctx->pb);
if ((res = ebml_read_binary(matroska, &id, &data, &size)) < 0)
break;
......@@ -2507,6 +2508,7 @@ matroska_parse_blockgroup (MatroskaDemuxContext *matroska,
matroska->tracks[track]->stream_index;
pkt->pts = timecode / 1000000; /* ns to ms */
pkt->pos= pos;
matroska_queue_packet(matroska, pkt);
}
......
......@@ -253,9 +253,6 @@ typedef struct MOVStreamContext {
int time_scale;
long current_sample;
long left_in_chunk; /* how many samples before next chunk */
/* specific MPEG4 header which is added at the beginning of the stream */
unsigned int header_len;
uint8_t *header_data;
MOV_esds_t esds;
} MOVStreamContext;
......@@ -1672,7 +1669,6 @@ static void mov_free_stream_context(MOVStreamContext *sc)
av_freep(&sc->sample_to_chunk);
av_freep(&sc->sample_sizes);
av_freep(&sc->keyframes);
av_freep(&sc->header_data);
av_freep(&sc->stts_data);
av_freep(&sc->ctts_data);
av_freep(&sc);
......@@ -1974,18 +1970,7 @@ readchunk:
return -1;
url_fseek(&s->pb, offset, SEEK_SET);
//av_log(NULL, AV_LOG_DEBUG, "READCHUNK hlen: %d %d off: %Ld pos:%Ld\n", size, sc->header_len, offset, url_ftell(&s->pb));
if (sc->header_len > 0) {
av_new_packet(pkt, size + sc->header_len);
memcpy(pkt->data, sc->header_data, sc->header_len);
get_buffer(&s->pb, pkt->data + sc->header_len, size);
/* free header */
av_freep(&sc->header_data);
sc->header_len = 0;
} else {
av_new_packet(pkt, size);
get_buffer(&s->pb, pkt->data, pkt->size);
}
av_get_packet(&s->pb, pkt, size);
pkt->stream_index = sc->ffindex;
// If the keyframes table exists, mark any samples that are in the table as key frames.
......
......@@ -297,13 +297,10 @@ static int mp3_read_packet(AVFormatContext *s, AVPacket *pkt)
size= MP3_PACKET_SIZE;
if (av_new_packet(pkt, size) < 0)
return AVERROR_IO;
ret= av_get_packet(&s->pb, pkt, size);
pkt->stream_index = 0;
ret = get_buffer(&s->pb, pkt->data, size);
if (ret <= 0) {
av_free_packet(pkt);
return AVERROR_IO;
}
/* note: we need to modify the packet size here to handle the last
......
......@@ -1234,6 +1234,7 @@ static int mpegts_raw_read_packet(AVFormatContext *s,
if (av_new_packet(pkt, TS_PACKET_SIZE) < 0)
return -ENOMEM;
pkt->pos= url_ftell(&s->pb);
ret = read_packet(&s->pb, pkt->data, ts->raw_packet_size);
if (ret < 0) {
av_free_packet(pkt);
......
......@@ -592,8 +592,7 @@ null_chunk_retry:
if (vsize/* && st[NSV_ST_VIDEO]*/) {
nst = st[NSV_ST_VIDEO]->priv_data;
pkt = &nsv->ahead[NSV_ST_VIDEO];
av_new_packet(pkt, vsize);
get_buffer(pb, pkt->data, vsize);
av_get_packet(pb, pkt, vsize);
pkt->stream_index = st[NSV_ST_VIDEO]->index;//NSV_ST_VIDEO;
pkt->dts = nst->frame_offset++;
pkt->flags |= PKT_FLAG_KEY; /* stupid format has no way to tell XXX: try the index */
......@@ -633,9 +632,7 @@ null_chunk_retry:
PRINT(("NSV RAWAUDIO: bps %d, nchan %d, srate %ld\n", bps, channels, samplerate));
}
}
av_new_packet(pkt, asize);
if (asize)
get_buffer(pb, pkt->data, asize);
av_get_packet(pb, pkt, asize);
pkt->stream_index = st[NSV_ST_AUDIO]->index;//NSV_ST_AUDIO;
//pkt->dts = nst->frame_offset;
//if (nst->sample_size)
......
......@@ -1236,8 +1236,7 @@ static int decode_frame(NUTContext *nut, AVPacket *pkt, int frame_code, int fram
return 1;
}
av_new_packet(pkt, size);
get_buffer(bc, pkt->data, size);
av_get_packet(bc, pkt, size);
pkt->stream_index = stream_id;
if (key_frame)
pkt->flags |= PKT_FLAG_KEY;
......
......@@ -283,6 +283,7 @@ static int str_read_packet(AVFormatContext *s,
if (av_new_packet(pkt, frame_size))
return AVERROR_IO;
pkt->pos= url_ftell(pb) - RAW_CD_SECTOR_SIZE;
pkt->stream_index =
str->channels[channel].video_stream_index;
// pkt->pts = str->pts;
......
......@@ -88,13 +88,10 @@ static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
size= RAW_PACKET_SIZE;
if (av_new_packet(pkt, size) < 0)
return AVERROR_IO;
ret= av_get_packet(&s->pb, pkt, size);
pkt->stream_index = 0;
ret = get_buffer(&s->pb, pkt->data, size);
if (ret <= 0) {
av_free_packet(pkt);
return AVERROR_IO;
}
/* note: we need to modify the packet size here to handle the last
......@@ -111,7 +108,8 @@ static int raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
if (av_new_packet(pkt, size) < 0)
return AVERROR_IO;
pkt->pos= url_ftell(&s->pb);
pkt->stream_index = 0;
ret = get_partial_buffer(&s->pb, pkt->data, size);
if (ret <= 0) {
......@@ -618,18 +616,10 @@ static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
if (packet_size < 0)
return -1;
if (av_new_packet(pkt, packet_size) < 0)
return AVERROR_IO;
ret= av_get_packet(&s->pb, pkt, packet_size);
pkt->stream_index = 0;
#if 0
/* bypass buffered I/O */
ret = url_read(url_fileno(&s->pb), pkt->data, pkt->size);
#else
ret = get_buffer(&s->pb, pkt->data, pkt->size);
#endif
if (ret != pkt->size) {
av_free_packet(pkt);
if (ret != packet_size) {
return AVERROR_IO;
} else {
return 0;
......
......@@ -812,11 +812,9 @@ static int rm_read_packet(AVFormatContext *s, AVPacket *pkt)
if (rm->old_format) {
/* just read raw bytes */
len = RAW_PACKET_SIZE;
av_new_packet(pkt, len);
len= av_get_packet(pb, pkt, len);
pkt->stream_index = 0;
len = get_buffer(pb, pkt->data, len);
if (len <= 0) {
av_free_packet(pkt);
return AVERROR_IO;
}
pkt->size = len;
......@@ -860,9 +858,8 @@ resync:
goto resync;
}
av_new_packet(pkt, len);
av_get_packet(pb, pkt, len);
pkt->stream_index = i;
get_buffer(pb, pkt->data, len);
#if 0
if (st->codec.codec_type == CODEC_TYPE_VIDEO) {
......
......@@ -233,6 +233,7 @@ static int film_read_packet(AVFormatContext *s,
return AVERROR_NOMEM;
if(pkt->size < 10)
return -1;
pkt->pos= url_ftell(pb);
ret = get_buffer(pb, pkt->data, 10);
/* skip the non-spec CVID bytes */
url_fseek(pb, film->cvid_extra_bytes, SEEK_CUR);
......@@ -254,6 +255,7 @@ static int film_read_packet(AVFormatContext *s,
film->stereo_buffer = av_malloc(film->stereo_buffer_size);
}
pkt->pos= url_ftell(pb);
ret = get_buffer(pb, film->stereo_buffer, sample->sample_size);
if (ret != sample->sample_size)
ret = AVERROR_IO;
......@@ -272,9 +274,7 @@ static int film_read_packet(AVFormatContext *s,
}
}
} else {
if (av_new_packet(pkt, sample->sample_size))
return AVERROR_NOMEM;
ret = get_buffer(pb, pkt->data, sample->sample_size);
ret= av_get_packet(pb, pkt, sample->sample_size);
if (ret != sample->sample_size)
ret = AVERROR_IO;
}
......
......@@ -269,6 +269,7 @@ static int vmd_read_packet(AVFormatContext *s,
if (av_new_packet(pkt, frame->frame_size + BYTES_PER_FRAME_RECORD))
return AVERROR_NOMEM;
pkt->pos= url_ftell(pb);
memcpy(pkt->data, frame->frame_record, BYTES_PER_FRAME_RECORD);
ret = get_buffer(pb, pkt->data + BYTES_PER_FRAME_RECORD,
frame->frame_size);
......
......@@ -131,13 +131,9 @@ static int sol_read_packet(AVFormatContext *s,
if (url_feof(&s->pb))
return -EIO;
if (av_new_packet(pkt, MAX_SIZE))
return -EIO;
ret= av_get_packet(&s->pb, pkt, MAX_SIZE);
pkt->stream_index = 0;
ret = get_buffer(&s->pb, pkt->data, pkt->size);
if (ret < 0)
av_free_packet(pkt);
/* note: we need to modify the packet size here to handle the last
packet */
pkt->size = ret;
......
......@@ -858,10 +858,9 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
if (st->id == 0) {
if ( get_le16(pb) == swf->ch_id ) {
frame = get_le16(pb);
av_new_packet(pkt, len-4);
av_get_packet(pb, pkt, len-4);
pkt->pts = frame * swf->ms_per_frame;
pkt->stream_index = st->index;
get_buffer(pb, pkt->data, pkt->size);
return pkt->size;
} else {
url_fskip(pb, len-2);
......@@ -874,9 +873,8 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
for( i=0; i<s->nb_streams; i++ ) {
st = s->streams[i];
if (st->id == 1) {
av_new_packet(pkt, len);
av_get_packet(pb, pkt, len);
pkt->stream_index = st->index;
get_buffer(pb, pkt->data, pkt->size);
return pkt->size;
}
}
......
......@@ -195,6 +195,31 @@ int av_new_packet(AVPacket *pkt, int size)
return 0;
}
/**
* Allocate and read the payload of a packet and intialized its fields to default values.
*
* @param pkt packet
* @param size wanted payload size
* @return >0 (read size) if OK. AVERROR_xxx otherwise.
*/
int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size)
{
int ret= av_new_packet(pkt, size);
if(ret<0)
return ret;
pkt->pos= url_ftell(s);
ret= get_buffer(s, pkt->data, size);
if(ret<=0)
av_free_packet(pkt);
else
pkt->size= ret;
return ret;
}
/* This is a hack - the packet memory allocation stuff is broken. The
packet is allocated if it was not really allocated */
int av_dup_packet(AVPacket *pkt)
......
......@@ -318,11 +318,9 @@ static int wc3_read_packet(AVFormatContext *s,
case VGA__TAG:
/* send out video chunk */
if (av_new_packet(pkt, size))
ret = AVERROR_IO;
ret= av_get_packet(pb, pkt, size);
pkt->stream_index = wc3->video_stream_index;
pkt->pts = wc3->pts;
ret = get_buffer(pb, pkt->data, size);
if (ret != size)
ret = AVERROR_IO;
packet_read = 1;
......@@ -349,11 +347,9 @@ static int wc3_read_packet(AVFormatContext *s,
case AUDI_TAG:
/* send out audio chunk */
if (av_new_packet(pkt, size))
ret = AVERROR_IO;
ret= av_get_packet(pb, pkt, size);
pkt->stream_index = wc3->audio_stream_index;
pkt->pts = wc3->pts;
ret = get_buffer(pb, pkt->data, size);
if (ret != size)
ret = AVERROR_IO;
......
......@@ -170,15 +170,12 @@ static int wsaud_read_packet(AVFormatContext *s,
return AVERROR_INVALIDDATA;
chunk_size = LE_16(&preamble[0]);
if (av_new_packet(pkt, chunk_size))
ret= av_get_packet(pb, pkt, chunk_size);
if (ret != chunk_size)
return AVERROR_IO;
pkt->stream_index = wsaud->audio_stream_index;
pkt->pts = wsaud->audio_frame_counter;
pkt->pts /= wsaud->audio_samplerate;
if ((ret = get_buffer(pb, pkt->data, chunk_size)) != chunk_size) {
av_free_packet(pkt);
ret = AVERROR_IO;
}
/* 2 samples/byte, 1 or 2 samples per frame depending on stereo */
wsaud->audio_frame_counter += (chunk_size * 2) / wsaud->audio_channels;
......@@ -322,11 +319,8 @@ static int wsvqa_read_packet(AVFormatContext *s,
if ((chunk_type == SND2_TAG) || (chunk_type == VQFR_TAG)) {
if (av_new_packet(pkt, chunk_size))
return AVERROR_IO;
ret = get_buffer(pb, pkt->data, chunk_size);
av_get_packet(pb, pkt, chunk_size);
if (ret != chunk_size) {
av_free_packet(pkt);
ret = AVERROR_IO;
}
......
......@@ -356,17 +356,11 @@ static int yuv4_read_packet(AVFormatContext *s, AVPacket *pkt)
if (packet_size < 0)
return -1;
if (av_new_packet(pkt, packet_size) < 0)
if (av_get_packet(&s->pb, pkt, packet_size) != packet_size)
return AVERROR_IO;
pkt->stream_index = 0;
ret = get_buffer(&s->pb, pkt->data, pkt->size);
if (ret != pkt->size) {
av_free_packet(pkt);
return AVERROR_IO;
} else {
return 0;
}
return 0;
}
static int yuv4_read_close(AVFormatContext *s)
......
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