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Code Issues Releases Activity

Support for 28_8 in old ar. files

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Originally committed as revision 4772 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Roberto Togni 2005-12-25 00:48:12 +00:00
parent aacb6acc8a
commit c69e7914be
1 changed files with 27 additions and 11 deletions
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38
libavformat/rm.c
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@ -846,17 +846,7 @@ static int rm_read_packet(AVFormatContext *s, AVPacket *pkt)
uint8_t *ptr;
int flags;
if (rm->old_format) {
/* just read raw bytes */
len = RAW_PACKET_SIZE;
len= av_get_packet(pb, pkt, len);
pkt->stream_index = 0;
if (len <= 0) {
return AVERROR_IO;
}
pkt->size = len;
st = s->streams[0];
} else if (rm->audio_pkt_cnt) {
if (rm->audio_pkt_cnt) {
// If there are queued audio packet return them first
st = s->streams[rm->audio_stream_num];
av_new_packet(pkt, st->codec->block_align);
@ -866,6 +856,32 @@ static int rm_read_packet(AVFormatContext *s, AVPacket *pkt)
rm->audio_pkt_cnt--;
pkt->flags = 0;
pkt->stream_index = rm->audio_stream_num;
} else if (rm->old_format) {
st = s->streams[0];
if (st->codec->codec_id == CODEC_ID_RA_288) {
int x, y;
for (y = 0; y < rm->sub_packet_h; y++)
for (x = 0; x < rm->sub_packet_h/2; x++)
if (get_buffer(pb, rm->audiobuf+x*2*rm->audio_framesize+y*rm->coded_framesize, rm->coded_framesize) <= 0)
return AVERROR_IO;
rm->audio_stream_num = 0;
rm->audio_pkt_cnt = rm->sub_packet_h * rm->audio_framesize / st->codec->block_align - 1;
// Release first audio packet
av_new_packet(pkt, st->codec->block_align);
memcpy(pkt->data, rm->audiobuf, st->codec->block_align);
pkt->flags |= PKT_FLAG_KEY; // Mark first packet as keyframe
pkt->stream_index = 0;
} else {
/* just read raw bytes */
len = RAW_PACKET_SIZE;
len= av_get_packet(pb, pkt, len);
pkt->stream_index = 0;
if (len <= 0) {
return AVERROR_IO;
}
pkt->size = len;
}
} else {
int seq=1;
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