highperfocused/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

flacdec: get total number of samples from STREAMINFO

Browse Source 
Originally committed as revision 16768 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles
2009-01-25 02:27:02 +00:00
parent 7fa9a0a256
commit aeb987cebf
2 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
libavcodec/flac.h
View File

@@ -53,6 +53,7 @@ enum {
int samplerate; /**< sample rate */\ int samplerate; /**< sample rate */\
int channels; /**< number of channels */\ int channels; /**< number of channels */\
int bps; /**< bits-per-sample */\ int bps; /**< bits-per-sample */\
int64_t samples; /**< total number of samples */\
typedef struct FLACStreaminfo { typedef struct FLACStreaminfo {
FLACSTREAMINFO FLACSTREAMINFO

3
libavcodec/flacdec.c
View File

@@ -169,7 +169,8 @@ void ff_flac_parse_streaminfo(AVCodecContext *avctx, struct FLACStreaminfo *s,
avctx->channels = s->channels; avctx->channels = s->channels;
avctx->sample_rate = s->samplerate; avctx->sample_rate = s->samplerate;
skip_bits(&gb, 36); /* total num of samples */ s->samples = get_bits_long(&gb, 32) << 4;
s->samples |= get_bits_long(&gb, 4);
skip_bits(&gb, 64); /* md5 sum */ skip_bits(&gb, 64); /* md5 sum */
skip_bits(&gb, 64); /* md5 sum */ skip_bits(&gb, 64); /* md5 sum */