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Code Issues Releases Activity

vorbis_parser: fix blocksize

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-05-05 01:51:33 +02:00
parent 441dce2169
commit 16db88a093
1 changed files with 5 additions and 5 deletions
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10
libavcodec/vorbis_parser.c
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@ -164,7 +164,7 @@ static int parse_setup_header(AVCodecContext *avctx, VorbisParseContext *s,
skip_bits_long(&gb, got_framing_bit);
for (i = mode_count - 1; i >= 0; i--) {
skip_bits_long(&gb, 40);
s->mode_blocksize[i] = s->blocksize[get_bits1(&gb)];
s->mode_blocksize[i] = get_bits1(&gb);
}
bad_header:
@ -195,7 +195,7 @@ int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, VorbisParseContext *s)
return ret;
s->valid_extradata = 1;
s->previous_blocksize = s->mode_blocksize[0];
s->previous_blocksize = s->blocksize[s->mode_blocksize[0]];
return 0;
}
@ -221,11 +221,11 @@ int avpriv_vorbis_parse_frame(VorbisParseContext *s, const uint8_t *buf,
av_log(s->avctx, AV_LOG_ERROR, "Invalid mode in packet\n");
return AVERROR_INVALIDDATA;
}
if (mode) {
if(s->mode_blocksize[mode]){
int flag = !!(buf[0] & s->prev_mask);
previous_blocksize = s->blocksize[flag];
}
current_blocksize = s->mode_blocksize[mode];
current_blocksize = s->blocksize[s->mode_blocksize[mode]];
duration = (previous_blocksize + current_blocksize) >> 2;
s->previous_blocksize = current_blocksize;
}
@ -236,7 +236,7 @@ int avpriv_vorbis_parse_frame(VorbisParseContext *s, const uint8_t *buf,
void avpriv_vorbis_parse_reset(VorbisParseContext *s)
{
if (s->valid_extradata)
s->previous_blocksize = 0;
s->previous_blocksize = s->blocksize[0];
}
#if CONFIG_VORBIS_PARSER