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fixing av sync in videotest.avi (index doesnt match chunks, header doesnt indicate that) 

Originally committed as revision 5088 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-03-01 16:11:04 +00:00
parent 115e8ae577
commit 8945ebb9c1
1 changed files with 7 additions and 1 deletions
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8
libavformat/avidec.c
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@ -87,6 +87,7 @@ static int get_riff(AVIContext *avi, ByteIOContext *pb)
}
static int read_braindead_odml_indx(AVFormatContext *s, int frame_num){
AVIContext *avi = s->priv_data;
ByteIOContext *pb = &s->pb;
int longs_pre_entry= get_le16(pb);
int index_sub_type = get_byte(pb);
@ -98,6 +99,7 @@ static int read_braindead_odml_indx(AVFormatContext *s, int frame_num){
AVStream *st;
AVIStream *ast;
int i;
int64_t last_pos= -1;
// av_log(s, AV_LOG_ERROR, "longs_pre_entry:%d index_type:%d entries_in_use:%d chunk_id:%X base:%Ld\n",
// longs_pre_entry,index_type, entries_in_use, chunk_id, base);
@ -125,12 +127,16 @@ static int read_braindead_odml_indx(AVFormatContext *s, int frame_num){
len &= 0x7FFFFFFF;
//av_log(s, AV_LOG_ERROR, "pos:%Ld, len:%X\n", pos, len);
av_add_index_entry(st, pos, ast->cum_len, len, 0, key ? AVINDEX_KEYFRAME : 0);
if(last_pos == pos || pos == base - 8)
avi->non_interleaved= 1;
else
av_add_index_entry(st, pos, ast->cum_len, len, 0, key ? AVINDEX_KEYFRAME : 0);
if(ast->sample_size)
ast->cum_len += len / ast->sample_size;
else
ast->cum_len ++;
last_pos= pos;
}else{
int64_t offset= get_le64(pb);
int size = get_le32(pb);