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Promoted plugin helpers to general use

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This commit is contained in:
Abramo Bagnara 2001-01-26 09:56:30 +00:00
parent 406587a531
commit c07201926b
9 changed files with 272 additions and 236 deletions
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36
src/pcm/pcm_mulaw.c
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@ -137,11 +137,11 @@ static int ulaw_to_s16(unsigned char u_val)
return ((u_val & 0x80) ? (0x84 - t) : (t - 0x84));
}
static void mulaw_decode(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset,
unsigned int channels, snd_pcm_uframes_t frames, int putidx)
void snd_pcm_mulaw_decode(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset,
unsigned int channels, snd_pcm_uframes_t frames, int putidx)
{
#define PUT16_LABELS
#include "plugin_ops.h"
@ -182,11 +182,11 @@ static void mulaw_decode(const snd_pcm_channel_area_t *src_areas,
}
}
static void mulaw_encode(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset,
unsigned int channels, snd_pcm_uframes_t frames, int getidx)
void snd_pcm_mulaw_encode(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset,
unsigned int channels, snd_pcm_uframes_t frames, int getidx)
{
#define GET16_LABELS
#include "plugin_ops.h"
@ -330,19 +330,19 @@ static int snd_pcm_mulaw_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
if (pcm->stream == SND_PCM_STREAM_PLAYBACK) {
if (mulaw->sformat == SND_PCM_FORMAT_MU_LAW) {
mulaw->getput_idx = get_index(snd_pcm_hw_param_value(params, SND_PCM_HW_PARAM_FORMAT, 0), SND_PCM_FORMAT_S16);
mulaw->func = mulaw_encode;
mulaw->getput_idx = snd_pcm_linear_get_index(snd_pcm_hw_param_value(params, SND_PCM_HW_PARAM_FORMAT, 0), SND_PCM_FORMAT_S16);
mulaw->func = snd_pcm_mulaw_encode;
} else {
mulaw->getput_idx = put_index(SND_PCM_FORMAT_S16, mulaw->sformat);
mulaw->func = mulaw_decode;
mulaw->getput_idx = snd_pcm_linear_put_index(SND_PCM_FORMAT_S16, mulaw->sformat);
mulaw->func = snd_pcm_mulaw_decode;
}
} else {
if (mulaw->sformat == SND_PCM_FORMAT_MU_LAW) {
mulaw->getput_idx = put_index(SND_PCM_FORMAT_S16, snd_pcm_hw_param_value(params, SND_PCM_HW_PARAM_FORMAT, 0));
mulaw->func = mulaw_decode;
mulaw->getput_idx = snd_pcm_linear_put_index(SND_PCM_FORMAT_S16, snd_pcm_hw_param_value(params, SND_PCM_HW_PARAM_FORMAT, 0));
mulaw->func = snd_pcm_mulaw_decode;
} else {
mulaw->getput_idx = get_index(mulaw->sformat, SND_PCM_FORMAT_S16);
mulaw->func = mulaw_encode;
mulaw->getput_idx = snd_pcm_linear_get_index(mulaw->sformat, SND_PCM_FORMAT_S16);
mulaw->func = snd_pcm_mulaw_encode;
}
}
return 0;