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matroskadec: don't care about the number of bytes read by ebml_read_element_id()

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Originally committed as revision 14595 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2008-08-05 00:42:10 +00:00
parent 592110c26c
commit c005b3f224
1 changed files with 5 additions and 6 deletions
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11
libavformat/matroskadec.c
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@ -527,7 +527,7 @@ static int ebml_read_num(MatroskaDemuxContext *matroska,
/*
* Read: the element content data ID.
* Return: the number of bytes read or < 0 on error.
* 0 is success, < 0 is failure.
*/
static int ebml_read_element_id(MatroskaDemuxContext *matroska, uint32_t *id)
{
@ -545,7 +545,7 @@ static int ebml_read_element_id(MatroskaDemuxContext *matroska, uint32_t *id)
return read;
*id = matroska->peek_id = total | (1 << (read * 7));
return read;
return 0;
}
/*
@ -908,7 +908,7 @@ static int ebml_parse_id(MatroskaDemuxContext *matroska, EbmlSyntax *syntax,
static int ebml_parse(MatroskaDemuxContext *matroska, EbmlSyntax *syntax,
void *data, int once)
{
int i, res = 0, res2;
int i, res = 0;
uint32_t id = 0;
for (i=0; syntax[i].id; i++)
@ -926,9 +926,8 @@ static int ebml_parse(MatroskaDemuxContext *matroska, EbmlSyntax *syntax,
}
while (!res && !ebml_level_end(matroska)) {
res2 = ebml_read_element_id(matroska, &id);
if (res2 < 0)
break;
res = ebml_read_element_id(matroska, &id);
if (!res)
res = ebml_parse_id(matroska, syntax, id, data);
if (once)
break;