mirror of
https://github.com/alsa-project/alsa-lib.git
synced 2025-11-03 09:01:52 -05:00
Abramo Bagnara <abramo@alsa-project.org>
- cleaned oss capture - fixed conversion plugin insertion card share: - fixed bugs in group control - give to OSS mixer a chance to control as more elements as possible
This commit is contained in:
Jaroslav Kysela
parent
76d4466882
commit
b563621421
3 changed files with 131 additions and 87 deletions
|
|
@ -47,8 +47,7 @@ int snd_pcm_plugin_hwparams(snd_pcm_channel_params_t *params,
|
|||
int snd_pcm_plugin_format(snd_pcm_t *pcm,
|
||||
snd_pcm_channel_params_t *params,
|
||||
snd_pcm_channel_params_t *hwparams,
|
||||
snd_pcm_channel_info_t *hwinfo,
|
||||
snd_pcm_channel_params_t *newparams);
|
||||
snd_pcm_channel_info_t *hwinfo);
|
||||
|
||||
#if 0
|
||||
#define PLUGIN_DEBUG
|
||||
|
|
|
|||
|
|
@ -218,7 +218,7 @@ static int snd_pcm_plugin_action(snd_pcm_t *pcm, int channel, int action)
|
|||
|
||||
int snd_pcm_plugin_params(snd_pcm_t *pcm, snd_pcm_channel_params_t *params)
|
||||
{
|
||||
snd_pcm_channel_params_t hwparams, newparams;
|
||||
snd_pcm_channel_params_t hwparams, params1;
|
||||
snd_pcm_channel_info_t hwinfo;
|
||||
snd_pcm_plugin_t *plugin;
|
||||
int err;
|
||||
|
|
@ -244,7 +244,8 @@ int snd_pcm_plugin_params(snd_pcm_t *pcm, snd_pcm_channel_params_t *params)
|
|||
snd_pcm_plugin_clear(pcm, params->channel);
|
||||
|
||||
/* add necessary plugins */
|
||||
if ((err = snd_pcm_plugin_format(pcm, params, &hwparams, &hwinfo, &newparams)) < 0)
|
||||
memcpy(¶ms1, params, sizeof(*params));
|
||||
if ((err = snd_pcm_plugin_format(pcm, ¶ms1, &hwparams, &hwinfo)) < 0)
|
||||
return err;
|
||||
|
||||
/*
|
||||
|
|
@ -279,22 +280,22 @@ int snd_pcm_plugin_params(snd_pcm_t *pcm, snd_pcm_channel_params_t *params)
|
|||
|
||||
/* compute right sizes */
|
||||
if (params->mode == SND_PCM_MODE_STREAM) {
|
||||
pdprintf("params queue_size = %i\n", newparams.buf.stream.queue_size);
|
||||
newparams.buf.stream.queue_size = snd_pcm_plugin_hardware_size(pcm, newparams.channel, newparams.buf.stream.queue_size);
|
||||
newparams.buf.stream.max_fill = snd_pcm_plugin_hardware_size(pcm, newparams.channel, newparams.buf.stream.max_fill);
|
||||
pdprintf("params queue_size = %i\n", newparams.buf.stream.queue_size);
|
||||
pdprintf("params queue_size = %i\n", hwparams.buf.stream.queue_size);
|
||||
hwparams.buf.stream.queue_size = snd_pcm_plugin_hardware_size(pcm, hwparams.channel, hwparams.buf.stream.queue_size);
|
||||
hwparams.buf.stream.max_fill = snd_pcm_plugin_hardware_size(pcm, hwparams.channel, hwparams.buf.stream.max_fill);
|
||||
pdprintf("params queue_size = %i\n", hwparams.buf.stream.queue_size);
|
||||
} else if (params->mode == SND_PCM_MODE_BLOCK) {
|
||||
pdprintf("params frag_size = %i\n", newparams.buf.block.frag_size);
|
||||
newparams.buf.block.frag_size = snd_pcm_plugin_hardware_size(pcm, newparams.channel, newparams.buf.block.frag_size);
|
||||
pdprintf("params frag_size = %i\n", newparams.buf.block.frag_size);
|
||||
pdprintf("params frag_size = %i\n", hwparams.buf.block.frag_size);
|
||||
hwparams.buf.block.frag_size = snd_pcm_plugin_hardware_size(pcm, hwparams.channel, hwparams.buf.block.frag_size);
|
||||
pdprintf("params frag_size = %i\n", hwparams.buf.block.frag_size);
|
||||
} else {
|
||||
return -EINVAL;
|
||||
}
|
||||
pdprintf("params requested params: format = %i, rate = %i, voices = %i\n", newparams.format.format, newparams.format.rate, newparams.format.voices);
|
||||
err = snd_pcm_channel_params(pcm, &newparams);
|
||||
pdprintf("params requested params: format = %i, rate = %i, voices = %i\n", hwparams.format.format, hwparams.format.rate, hwparams.format.voices);
|
||||
err = snd_pcm_channel_params(pcm, &hwparams);
|
||||
if (err < 0)
|
||||
return err;
|
||||
err = snd_pcm_plugin_action(pcm, newparams.channel, INIT);
|
||||
err = snd_pcm_plugin_action(pcm, hwparams.channel, INIT);
|
||||
if (err < 0)
|
||||
return err;
|
||||
return 0;
|
||||
|
|
|
|||
|
|
@ -240,44 +240,45 @@ int snd_pcm_plugin_hwparams(snd_pcm_channel_params_t *params,
|
|||
int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
||||
snd_pcm_channel_params_t *params,
|
||||
snd_pcm_channel_params_t *hwparams,
|
||||
snd_pcm_channel_info_t *hwinfo,
|
||||
snd_pcm_channel_params_t *newparams)
|
||||
snd_pcm_channel_info_t *hwinfo)
|
||||
{
|
||||
snd_pcm_channel_params_t tmpparams;
|
||||
snd_pcm_channel_params_t *dstparams;
|
||||
snd_pcm_channel_params_t dstparams;
|
||||
snd_pcm_channel_params_t *srcparams;
|
||||
snd_pcm_plugin_t *plugin;
|
||||
int err;
|
||||
|
||||
if (params->channel == SND_PCM_CHANNEL_PLAYBACK) {
|
||||
memcpy(newparams, params, sizeof(*params));
|
||||
memcpy(&tmpparams, params, sizeof(*params));
|
||||
dstparams = hwparams;
|
||||
memcpy(&dstparams, hwparams, sizeof(*hwparams));
|
||||
srcparams = hwparams;
|
||||
memcpy(srcparams, params, sizeof(*params));
|
||||
} else {
|
||||
memcpy(newparams, hwparams, sizeof(*hwparams));
|
||||
memcpy(&tmpparams, hwparams, sizeof(*hwparams));
|
||||
dstparams = params;
|
||||
memcpy(&dstparams, params, sizeof(*params));
|
||||
srcparams = params;
|
||||
memcpy(srcparams, hwparams, sizeof(*hwparams));
|
||||
}
|
||||
|
||||
pdprintf("newparams: interleave=%i, format=%i, rate=%i, voices=%i\n",
|
||||
newparams->format.interleave,
|
||||
newparams->format.format,
|
||||
newparams->format.rate,
|
||||
newparams->format.voices);
|
||||
memcpy(&tmpparams, srcparams, sizeof(*srcparams));
|
||||
|
||||
pdprintf("srcparams: interleave=%i, format=%i, rate=%i, voices=%i\n",
|
||||
srcparams->format.interleave,
|
||||
srcparams->format.format,
|
||||
srcparams->format.rate,
|
||||
srcparams->format.voices);
|
||||
pdprintf("dstparams: interleave=%i, format=%i, rate=%i, voices=%i\n",
|
||||
dstparams->format.interleave,
|
||||
dstparams->format.format,
|
||||
dstparams->format.rate,
|
||||
dstparams->format.voices);
|
||||
dstparams.format.interleave,
|
||||
dstparams.format.format,
|
||||
dstparams.format.rate,
|
||||
dstparams.format.voices);
|
||||
/* Convert to interleaved format if needed */
|
||||
if (!newparams->format.interleave &&
|
||||
(newparams->format.voices != dstparams->format.voices ||
|
||||
(newparams->format.rate != dstparams->format.rate &&
|
||||
newparams->format.voices > 1))) {
|
||||
if (!srcparams->format.interleave &&
|
||||
(srcparams->format.voices != dstparams.format.voices ||
|
||||
(srcparams->format.rate != dstparams.format.rate &&
|
||||
srcparams->format.voices > 1))) {
|
||||
tmpparams.format.interleave = 1;
|
||||
err = snd_pcm_plugin_build_interleave(&newparams->format,
|
||||
err = snd_pcm_plugin_build_interleave(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
pdprintf("params interleave change: src=%i, dst=%i returns %i\n", newparams->format.interleave, tmpparams.format.interleave, err);
|
||||
pdprintf("params interleave change: src=%i, dst=%i returns %i\n", srcparams->format.interleave, tmpparams.format.interleave, err);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
|
|
@ -287,20 +288,20 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.interleave = 1;
|
||||
srcparams->format.interleave = 1;
|
||||
/* Avoid useless interleave revert */
|
||||
if (params->channel == SND_PCM_CHANNEL_PLAYBACK &&
|
||||
(hwinfo->flags & SND_PCM_CHNINFO_INTERLEAVE))
|
||||
dstparams->format.interleave = 1;
|
||||
dstparams.format.interleave = 1;
|
||||
}
|
||||
|
||||
/* voices reduction */
|
||||
if (newparams->format.voices > dstparams->format.voices) {
|
||||
tmpparams.format.voices = dstparams->format.voices;
|
||||
err = snd_pcm_plugin_build_voices(&newparams->format,
|
||||
if (srcparams->format.voices > dstparams.format.voices) {
|
||||
tmpparams.format.voices = dstparams.format.voices;
|
||||
err = snd_pcm_plugin_build_voices(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
pdprintf("params voices reduction: src=%i, dst=%i returns %i\n", newparams->format.voices, tmpparams.format.voices, err);
|
||||
pdprintf("params voices reduction: src=%i, dst=%i returns %i\n", srcparams->format.voices, tmpparams.format.voices, err);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
|
|
@ -310,19 +311,19 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.voices = dstparams->format.voices;
|
||||
srcparams->format.voices = tmpparams.format.voices;
|
||||
}
|
||||
|
||||
/* rate down resampling */
|
||||
if (newparams->format.rate > dstparams->format.rate &&
|
||||
snd_pcm_format_linear(newparams->format.format) &&
|
||||
snd_pcm_format_width(newparams->format.format) <= 16 &&
|
||||
snd_pcm_format_width(newparams->format.format) >= snd_pcm_format_width(newparams->format.format)) {
|
||||
tmpparams.format.rate = dstparams->format.rate;
|
||||
err = snd_pcm_plugin_build_rate(&newparams->format,
|
||||
if (srcparams->format.rate > dstparams.format.rate &&
|
||||
snd_pcm_format_linear(srcparams->format.format) &&
|
||||
snd_pcm_format_width(srcparams->format.format) <= 16 &&
|
||||
snd_pcm_format_width(srcparams->format.format) >= snd_pcm_format_width(srcparams->format.format)) {
|
||||
tmpparams.format.rate = dstparams.format.rate;
|
||||
err = snd_pcm_plugin_build_rate(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
pdprintf("params rate down resampling: src=%i, dst=%i returns %i\n", newparams->format.rate, tmpparams.format.rate, err);
|
||||
pdprintf("params rate down resampling: src=%i, dst=%i returns %i\n", srcparams->format.rate, tmpparams.format.rate, err);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
|
|
@ -332,36 +333,36 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.rate = dstparams->format.rate;
|
||||
srcparams->format.rate = tmpparams.format.rate;
|
||||
}
|
||||
|
||||
/* format change */
|
||||
if (newparams->format.format != dstparams->format.format) {
|
||||
tmpparams.format.format = dstparams->format.format;
|
||||
switch (newparams->format.format) {
|
||||
|
||||
/* format change (linearization) */
|
||||
if (srcparams->format.format != dstparams.format.format &&
|
||||
!snd_pcm_format_linear(srcparams->format.format) &&
|
||||
!snd_pcm_format_linear(dstparams.format.format)) {
|
||||
tmpparams.format.format = SND_PCM_SFMT_S16_LE;
|
||||
switch (srcparams->format.format) {
|
||||
case SND_PCM_SFMT_MU_LAW:
|
||||
err = snd_pcm_plugin_build_mulaw(&newparams->format,
|
||||
err = snd_pcm_plugin_build_mulaw(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
break;
|
||||
#ifndef __KERNEL__
|
||||
case SND_PCM_SFMT_A_LAW:
|
||||
err = snd_pcm_plugin_build_alaw(&newparams->format,
|
||||
err = snd_pcm_plugin_build_alaw(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
break;
|
||||
case SND_PCM_SFMT_IMA_ADPCM:
|
||||
err = snd_pcm_plugin_build_adpcm(&newparams->format,
|
||||
err = snd_pcm_plugin_build_adpcm(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
err = snd_pcm_plugin_build_linear(&newparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
return -EINVAL;
|
||||
}
|
||||
pdprintf("params format change: src=%i, dst=%i returns %i\n", newparams->format.format, tmpparams.format.format, err);
|
||||
pdprintf("params format change: src=%i, dst=%i returns %i\n", srcparams->format.format, tmpparams.format.format, err);
|
||||
if (err < 0)
|
||||
return err;
|
||||
err = snd_pcm_plugin_append(pb, params->channel, plugin);
|
||||
|
|
@ -369,16 +370,58 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.format = dstparams->format.format;
|
||||
srcparams->format.format = tmpparams.format.format;
|
||||
}
|
||||
|
||||
/* format change */
|
||||
if (srcparams->format.format != dstparams.format.format) {
|
||||
tmpparams.format.format = dstparams.format.format;
|
||||
if (srcparams->format.format == SND_PCM_SFMT_MU_LAW ||
|
||||
tmpparams.format.format == SND_PCM_SFMT_MU_LAW) {
|
||||
err = snd_pcm_plugin_build_mulaw(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
}
|
||||
#ifndef __KERNEL__
|
||||
else if (srcparams->format.format == SND_PCM_SFMT_A_LAW ||
|
||||
tmpparams.format.format == SND_PCM_SFMT_A_LAW) {
|
||||
err = snd_pcm_plugin_build_alaw(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
}
|
||||
else if (srcparams->format.format == SND_PCM_SFMT_IMA_ADPCM ||
|
||||
tmpparams.format.format == SND_PCM_SFMT_IMA_ADPCM) {
|
||||
err = snd_pcm_plugin_build_adpcm(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
}
|
||||
#endif
|
||||
else if (snd_pcm_format_linear(srcparams->format.format) &&
|
||||
snd_pcm_format_linear(tmpparams.format.format)) {
|
||||
err = snd_pcm_plugin_build_linear(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
}
|
||||
else
|
||||
return -EINVAL;
|
||||
pdprintf("params format change: src=%i, dst=%i returns %i\n", srcparams->format.format, tmpparams.format.format, err);
|
||||
if (err < 0)
|
||||
return err;
|
||||
err = snd_pcm_plugin_append(pb, params->channel, plugin);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
srcparams->format.format = tmpparams.format.format;
|
||||
}
|
||||
|
||||
/* rate resampling */
|
||||
if (newparams->format.rate != dstparams->format.rate) {
|
||||
tmpparams.format.rate = dstparams->format.rate;
|
||||
err = snd_pcm_plugin_build_rate(&newparams->format,
|
||||
if (srcparams->format.rate != dstparams.format.rate) {
|
||||
tmpparams.format.rate = dstparams.format.rate;
|
||||
err = snd_pcm_plugin_build_rate(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
pdprintf("params rate resampling: src=%i, dst=%i return %i\n", newparams->format.rate, tmpparams.format.rate, err);
|
||||
pdprintf("params rate resampling: src=%i, dst=%i return %i\n", srcparams->format.rate, tmpparams.format.rate, err);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
|
|
@ -388,16 +431,16 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.rate = dstparams->format.rate;
|
||||
srcparams->format.rate = tmpparams.format.rate;
|
||||
}
|
||||
|
||||
/* voices extension */
|
||||
if (newparams->format.voices != dstparams->format.voices) {
|
||||
tmpparams.format.voices = dstparams->format.voices;
|
||||
err = snd_pcm_plugin_build_voices(&newparams->format,
|
||||
if (srcparams->format.voices != dstparams.format.voices) {
|
||||
tmpparams.format.voices = dstparams.format.voices;
|
||||
err = snd_pcm_plugin_build_voices(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
pdprintf("params voices extension: src=%i, dst=%i returns %i\n", newparams->format.voices, tmpparams.format.voices, err);
|
||||
pdprintf("params voices extension: src=%i, dst=%i returns %i\n", srcparams->format.voices, tmpparams.format.voices, err);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
|
|
@ -407,18 +450,18 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.voices = dstparams->format.voices;
|
||||
srcparams->format.voices = tmpparams.format.voices;
|
||||
}
|
||||
|
||||
/* interleave change */
|
||||
if (dstparams->format.voices > 1 &&
|
||||
if (dstparams.format.voices > 1 &&
|
||||
hwinfo->mode == SND_PCM_MODE_BLOCK &&
|
||||
newparams->format.interleave != dstparams->format.interleave) {
|
||||
tmpparams.format.interleave = dstparams->format.interleave;
|
||||
err = snd_pcm_plugin_build_interleave(&newparams->format,
|
||||
srcparams->format.interleave != dstparams.format.interleave) {
|
||||
tmpparams.format.interleave = dstparams.format.interleave;
|
||||
err = snd_pcm_plugin_build_interleave(&srcparams->format,
|
||||
&tmpparams.format,
|
||||
&plugin);
|
||||
pdprintf("params interleave change: src=%i, dst=%i return %i\n", newparams->format.interleave, tmpparams.format.interleave, err);
|
||||
pdprintf("params interleave change: src=%i, dst=%i return %i\n", srcparams->format.interleave, tmpparams.format.interleave, err);
|
||||
if (err < 0) {
|
||||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
|
|
@ -428,11 +471,12 @@ int snd_pcm_plugin_format(PLUGIN_BASE *pb,
|
|||
snd_pcm_plugin_free(plugin);
|
||||
return err;
|
||||
}
|
||||
newparams->format.interleave = dstparams->format.interleave;
|
||||
srcparams->format.interleave = tmpparams.format.interleave;
|
||||
}
|
||||
|
||||
if (params->channel == SND_PCM_CHANNEL_CAPTURE)
|
||||
*newparams = *hwparams;
|
||||
|
||||
pdprintf("newparams: interleave=%i, format=%i, rate=%i, voices=%i\n",
|
||||
srcparams->format.interleave,
|
||||
srcparams->format.format,
|
||||
srcparams->format.rate,
|
||||
srcparams->format.voices);
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue