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read the samples out of the buffer properly. fixes the horrible sounds :)

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streamed flacs now work. cached not tested yet (haven't got any flacs that
small:)
This commit is contained in:
Bill Currie 2005-06-16 00:06:37 +00:00
parent a2f0cd94e8
commit d083fb4150
1 changed files with 10 additions and 8 deletions
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18
libs/audio/renderer/flac.c
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@ -48,6 +48,7 @@ static __attribute__ ((unused)) const char rcsid[] =
#include <FLAC/metadata.h>
#include "QF/cvar.h"
#include "QF/qendian.h"
#include "QF/quakefs.h"
#include "QF/sound.h"
#include "QF/sys.h"
@ -135,20 +136,20 @@ write_func (const FLAC__SeekableStreamDecoder *decoder,
char *ro = (char *) ff->buffer + 1;
for (i = 0; i < frame->header.blocksize; i++, lo++, ro++) {
*lo++ = *li++;
*ro++ = *ri++;
*lo++ = LittleShort (*li++);
*ro++ = LittleShort (*ri++);
}
} else {
short *lo = (short *) ff->buffer + 0;
short *ro = (short *) ff->buffer + 1;
for (i = 0; i < frame->header.blocksize; i++, lo++, ro++) {
*lo++ = *li++;
*ro++ = *ri++;
*lo++ = LittleShort (*li++);
*ro++ = LittleShort (*ri++);
}
}
}
ff->size = frame->header.blocksize;
ff->size = frame->header.blocksize * bps * ff->info.channels;
ff->pos = 0;
return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
}
@ -211,13 +212,12 @@ static int
flac_read (flacfile_t *ff, byte *buf, int len)
{
int count = 0;
int bps = ff->info.channels * ff->info.bits_per_sample / 8;
while (len) {
int res = 0;
if (ff->size == ff->pos)
FLAC__seekable_stream_decoder_process_single (ff->decoder);
res = (ff->size - ff->pos) * bps;
res = ff->size - ff->pos;
if (res > len)
res = len;
if (res > 0) {
@ -225,7 +225,7 @@ flac_read (flacfile_t *ff, byte *buf, int len)
count += res;
len -= res;
buf += res;
ff->pos += res / bps;
ff->pos += res;
} else if (res < 0) {
Sys_Printf ("flac error %d\n", res);
return -1;
@ -325,6 +325,8 @@ static int
flac_stream_seek (void *file, int pos, wavinfo_t *info)
{
flacfile_t *ff = file;
ff->pos = ff->size = 0;
return FLAC__seekable_stream_decoder_seek_absolute (ff->decoder, pos);
}