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Cleaned and fixed plugin ops

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This commit is contained in:
Abramo Bagnara 2000-10-22 09:50:20 +00:00
parent 0114f5843f
commit 8a625fd63b
8 changed files with 293 additions and 279 deletions
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28
src/pcm/pcm_adpcm.c
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@ -204,10 +204,10 @@ static void adpcm_decode(snd_pcm_channel_area_t *src_areas,
size_t frames, size_t channels, int putidx,
adpcm_state_t *states)
{
#define PUT_S16_LABELS
#define PUT16_LABELS
#include "plugin_ops.h"
#undef PUT_S16_LABELS
void *put = put_s16_labels[putidx];
#undef PUT16_LABELS
void *put = put16_labels[putidx];
size_t channel;
for (channel = 0; channel < channels; ++channel, ++states) {
char *src;
@ -243,9 +243,9 @@ static void adpcm_decode(snd_pcm_channel_area_t *src_areas,
v = (*src >> 4) & 0x0f;
sample = adpcm_decoder(v, states);
goto *put;
#define PUT_S16_END after
#define PUT16_END after
#include "plugin_ops.h"
#undef PUT_S16_END
#undef PUT16_END
after:
src += src_step;
srcbit += srcbit_step;
@ -265,10 +265,10 @@ static void adpcm_encode(snd_pcm_channel_area_t *src_areas,
size_t frames, size_t channels, int getidx,
adpcm_state_t *states)
{
#define GET_S16_LABELS
#define GET16_LABELS
#include "plugin_ops.h"
#undef GET_S16_LABELS
void *get = get_s16_labels[getidx];
#undef GET16_LABELS
void *get = get16_labels[getidx];
size_t channel;
int16_t sample = 0;
for (channel = 0; channel < channels; ++channel, ++states) {
@ -299,9 +299,9 @@ static void adpcm_encode(snd_pcm_channel_area_t *src_areas,
while (frames1-- > 0) {
int v;
goto *get;
#define GET_S16_END after
#define GET16_END after
#include "plugin_ops.h"
#undef GET_S16_END
#undef GET16_END
after:
v = adpcm_encoder(sample, states);
if (dstbit)
@ -409,18 +409,18 @@ static int snd_pcm_adpcm_setup(snd_pcm_t *pcm, snd_pcm_setup_t * setup)
setup->mmap_bytes = 0;
if (pcm->stream == SND_PCM_STREAM_PLAYBACK) {
if (adpcm->sformat == SND_PCM_SFMT_IMA_ADPCM) {
adpcm->getput_idx = getput_index(adpcm->cformat);
adpcm->getput_idx = get_index(adpcm->cformat, SND_PCM_SFMT_S16);
adpcm->func = adpcm_encode;
} else {
adpcm->getput_idx = getput_index(adpcm->sformat);
adpcm->getput_idx = put_index(SND_PCM_SFMT_S16, adpcm->sformat);
adpcm->func = adpcm_decode;
}
} else {
if (adpcm->sformat == SND_PCM_SFMT_IMA_ADPCM) {
adpcm->getput_idx = getput_index(adpcm->cformat);
adpcm->getput_idx = put_index(SND_PCM_SFMT_S16, adpcm->cformat);
adpcm->func = adpcm_decode;
} else {
adpcm->getput_idx = getput_index(adpcm->sformat);
adpcm->getput_idx = get_index(adpcm->sformat, SND_PCM_SFMT_S16);
adpcm->func = adpcm_encode;
}
}