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matroskadec: use generic parser inside matroska_execute_seekhead()

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Originally committed as revision 14572 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2008-08-05 00:41:01 +00:00
parent ce6f28bd35
commit f06a488647
1 changed files with 2 additions and 45 deletions
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47
libavformat/matroskadec.c
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@ -1247,18 +1247,6 @@ matroska_decode_buffer(uint8_t** buf, int* buf_size, MatroskaTrack *track)
return -1;
}
static int
matroska_parse_index (MatroskaDemuxContext *matroska)
{
return ebml_parse(matroska, matroska_index, matroska, MATROSKA_ID_CUES, 0);
}
static int
matroska_parse_metadata (MatroskaDemuxContext *matroska)
{
return ebml_parse(matroska, matroska_tags, matroska, MATROSKA_ID_TAGS, 0);
}
static void
matroska_execute_seekhead(MatroskaDemuxContext *matroska)
{
@ -1268,8 +1256,7 @@ matroska_execute_seekhead(MatroskaDemuxContext *matroska)
uint32_t level_up = matroska->level_up;
offset_t before_pos = url_ftell(matroska->ctx->pb);
MatroskaLevel level;
uint32_t id;
int i, res;
int i;
for (i=0; i<seekhead_list->nb_elem; i++) {
if (seekhead[i].pos <= before_pos
@ -1296,38 +1283,8 @@ matroska_execute_seekhead(MatroskaDemuxContext *matroska)
matroska->levels[matroska->num_levels] = level;
matroska->num_levels++;
/* check ID */
if (!(id = ebml_peek_id (matroska,
&matroska->level_up)))
goto finish;
if (id != seekhead[i].id) {
av_log(matroska->ctx, AV_LOG_INFO,
"We looked for ID=0x%x but got "
"ID=0x%x (pos=%"PRIu64")",
(int)seekhead[i].id, id, seekhead[i].pos +
matroska->segment_start);
goto finish;
}
ebml_parse_id(matroska, matroska_segment, seekhead[i].id, matroska);
/* read master + parse */
switch (id) {
case MATROSKA_ID_CUES:
if (!(res = matroska_parse_index(matroska)) ||
url_feof(matroska->ctx->pb)) {
matroska->index_parsed = 1;
res = 0;
}
break;
case MATROSKA_ID_TAGS:
if (!(res = matroska_parse_metadata(matroska)) ||
url_feof(matroska->ctx->pb)) {
matroska->metadata_parsed = 1;
res = 0;
}
break;
}
finish:
/* remove dummy level */
while (matroska->num_levels) {
uint64_t length = matroska->levels[--matroska->num_levels].length;