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change function parameters for metadata_streaminfo()

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Originally committed as revision 13033 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2008-05-02 21:29:49 +00:00
parent b7d1cd02e3
commit a128cc91f3
1 changed files with 20 additions and 17 deletions
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37
libavcodec/flac.c
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@ -94,7 +94,7 @@ static int64_t get_utf8(GetBitContext *gb){
return val;
}
static void metadata_streaminfo(FLACContext *s);
static void metadata_streaminfo(AVCodecContext *avctx, FLACContext *s, const uint8_t *buffer);
static void allocate_buffers(FLACContext *s);
static int metadata_parse(FLACContext *s);
@ -107,7 +107,7 @@ static av_cold int flac_decode_init(AVCodecContext * avctx)
/* initialize based on the demuxer-supplied streamdata header */
init_get_bits(&s->gb, avctx->extradata, avctx->extradata_size*8);
if (avctx->extradata_size == FLAC_STREAMINFO_SIZE) {
metadata_streaminfo(s);
metadata_streaminfo(avctx, s, avctx->extradata);
allocate_buffers(s);
} else {
metadata_parse(s);
@ -143,26 +143,30 @@ static void allocate_buffers(FLACContext *s){
s->bitstream= av_fast_realloc(s->bitstream, &s->allocated_bitstream_size, s->max_framesize);
}
static void metadata_streaminfo(FLACContext *s)
static void metadata_streaminfo(AVCodecContext *avctx, FLACContext *s,
const uint8_t *buffer)
{
GetBitContext gb;
init_get_bits(&gb, buffer, FLAC_STREAMINFO_SIZE*8);
/* mandatory streaminfo */
s->min_blocksize = get_bits(&s->gb, 16);
s->max_blocksize = get_bits(&s->gb, 16);
s->min_blocksize = get_bits(&gb, 16);
s->max_blocksize = get_bits(&gb, 16);
skip_bits(&s->gb, 24); /* skip min frame size */
s->max_framesize = get_bits_long(&s->gb, 24);
skip_bits(&gb, 24); /* skip min frame size */
s->max_framesize = get_bits_long(&gb, 24);
s->samplerate = get_bits_long(&s->gb, 20);
s->channels = get_bits(&s->gb, 3) + 1;
s->bps = get_bits(&s->gb, 5) + 1;
s->samplerate = get_bits_long(&gb, 20);
s->channels = get_bits(&gb, 3) + 1;
s->bps = get_bits(&gb, 5) + 1;
s->avctx->channels = s->channels;
s->avctx->sample_rate = s->samplerate;
avctx->channels = s->channels;
avctx->sample_rate = s->samplerate;
skip_bits(&s->gb, 36); /* total num of samples */
skip_bits(&gb, 36); /* total num of samples */
skip_bits(&s->gb, 64); /* md5 sum */
skip_bits(&s->gb, 64); /* md5 sum */
skip_bits(&gb, 64); /* md5 sum */
skip_bits(&gb, 64); /* md5 sum */
dump_headers(s);
}
@ -193,9 +197,8 @@ static int metadata_parse(FLACContext *s)
if (metadata_size) {
switch (metadata_type) {
case METADATA_TYPE_STREAMINFO:
metadata_streaminfo(s);
metadata_streaminfo(s->avctx, s, s->gb.buffer+get_bits_count(&s->gb)/8);
streaminfo_updated = 1;
break;
default:
for (i=0; i<metadata_size; i++)