diff options
Diffstat (limited to 'plugins/alsa/alsa-plug-vol.c')
-rw-r--r-- | plugins/alsa/alsa-plug-vol.c | 83 |
1 files changed, 27 insertions, 56 deletions
diff --git a/plugins/alsa/alsa-plug-vol.c b/plugins/alsa/alsa-plug-vol.c index cb764ef..f16b0a9 100644 --- a/plugins/alsa/alsa-plug-vol.c +++ b/plugins/alsa/alsa-plug-vol.c @@ -22,61 +22,30 @@ ALSA_PLUG_PROTO(softvol); // stream uses solftvol plugin -STATIC AlsaPcmInfoT* SlaveZoneByUid(CtlSourceT *source, AlsaPcmInfoT **pcmZones, const char *uid) { - AlsaPcmInfoT *slaveZone= NULL; - - // Loop on every Registryed zone pcm and extract (cardid) from (uid) - for (int idx = 0; pcmZones[idx] != NULL; idx++) { - if (!strcasecmp (pcmZones[idx]->uid, uid)) { - slaveZone= pcmZones[idx]; - return slaveZone; - } - } - - return NULL; -} - -PUBLIC AlsaPcmInfoT* AlsaCreateSoftvol(CtlSourceT *source, AlsaLoopStreamT *stream, AlsaPcmInfoT *ctlControl, const char* ctlName, int max, int open) { - SoftMixerHandleT *mixerHandle = (SoftMixerHandleT*) source->context; +PUBLIC AlsaPcmCtlT* AlsaCreateSoftvol(SoftMixerT *mixer, AlsaStreamAudioT *stream, AlsaSndZoneT *zone, AlsaSndCtlT *sndcard, char* ctlName, int max, int open) { snd_config_t *streamConfig, *elemConfig, *slaveConfig, *controlConfig,*pcmConfig; + AlsaPcmCtlT *pcmVol= calloc(1,sizeof(AlsaPcmCtlT)); int error = 0; - AlsaPcmInfoT *pcmPlug= calloc(1,sizeof(AlsaPcmInfoT)); - - assert (mixerHandle); - - // assert static/global softmixer handle get requited info - AlsaSndLoopT *ctlLoop = mixerHandle->frontend; - if (!ctlLoop) { - AFB_ApiError(source->api, "AlsaCreateSoftvol:%s(stream) No Loop found [should Registry snd_loop first]",stream->uid); - goto OnErrorExit; - } // assert static/global softmixer handle get requited info - AlsaPcmInfoT **pcmZones = mixerHandle->routes; + AlsaSndZoneT **pcmZones = mixer->zones; if (!pcmZones) { - AFB_ApiError(source->api, "AlsaCreateSoftvol:%s(stream) No Zone found [should Registry snd_zones first]", stream->uid); + AFB_ApiError(mixer->api, "AlsaCreateSoftvol:%s(stream) No Zone found [should Registry zones first]", stream->uid); goto OnErrorExit; } + + char *cardid; + (void) asprintf(&cardid, "softvol-%s", stream->uid); + pcmVol->cid.cardid = (const char *) cardid; - // search for target zone uid - AlsaPcmInfoT *pcmSlave= SlaveZoneByUid (source, pcmZones, stream->zone); - if (!pcmSlave || !pcmSlave->uid) { - AFB_ApiError(source->api, "AlsaCreateSoftvol:%s(stream) fail to find Zone=%s", stream->uid, stream->zone); - goto OnErrorExit; - } + char *slaveid; + (void)asprintf(&slaveid, "route-%s", zone->uid); + // Fulup debug (void) asprintf(&slaveid, "dmix-%s", "8CH-USB"); - // stream inherit from zone channel count - pcmPlug->uid= strdup(stream->uid); - pcmPlug->cardid= pcmPlug->uid; - pcmPlug->devpath=NULL; - pcmPlug->ccount= pcmSlave->ccount; - memcpy (&pcmPlug->params, &stream->params, sizeof(AlsaPcmHwInfoT)); - pcmPlug->params.channels= pcmSlave->ccount; - // refresh global alsalib config and create PCM top config snd_config_update(); error += snd_config_top(&streamConfig); - error += snd_config_set_id (streamConfig, pcmPlug->cardid); + error += snd_config_set_id (streamConfig, pcmVol->cid.cardid); error += snd_config_imake_string(&elemConfig, "type", "softvol"); error += snd_config_add(streamConfig, elemConfig); error += snd_config_imake_integer(&elemConfig, "resolution", max+1); @@ -85,7 +54,7 @@ PUBLIC AlsaPcmInfoT* AlsaCreateSoftvol(CtlSourceT *source, AlsaLoopStreamT *stre // add slave leaf error += snd_config_make_compound(&slaveConfig, "slave", 0); - error += snd_config_imake_string(&elemConfig, "pcm", pcmSlave->cardid); + error += snd_config_imake_string(&elemConfig, "pcm", slaveid); error += snd_config_add(slaveConfig, elemConfig); error += snd_config_add(streamConfig, slaveConfig); if (error) goto OnErrorExit; @@ -94,34 +63,36 @@ PUBLIC AlsaPcmInfoT* AlsaCreateSoftvol(CtlSourceT *source, AlsaLoopStreamT *stre error += snd_config_make_compound(&controlConfig, "control", 0); error += snd_config_imake_string(&elemConfig, "name", ctlName); error += snd_config_add(controlConfig, elemConfig); - error += snd_config_imake_integer(&elemConfig, "card", ctlControl->cardidx); + error += snd_config_imake_integer(&elemConfig, "card", sndcard->cid.cardidx); error += snd_config_add(controlConfig, elemConfig); error += snd_config_add(streamConfig, controlConfig); if (error) goto OnErrorExit; - // update top config to access previous plugin PCM - snd_config_update(); - - if (open) error = _snd_pcm_softvol_open(&pcmPlug->handle, stream->uid, snd_config, streamConfig, SND_PCM_STREAM_PLAYBACK , SND_PCM_NONBLOCK); + if (open) error = _snd_pcm_softvol_open(&pcmVol->handle, stream->uid, snd_config, streamConfig, SND_PCM_STREAM_PLAYBACK , SND_PCM_NONBLOCK); if (error) { - AFB_ApiError(source->api, "AlsaCreateSoftvol:%s(stream) fail to create Plug=%s Slave=%s error=%s", stream->uid, pcmPlug->cardid, pcmSlave->cardid, snd_strerror(error)); + AFB_ApiError(mixer->api, "AlsaCreateSoftvol:%s(stream) fail to create Plug=%s Slave=%s error=%s", stream->uid, pcmVol->cid.cardid, sndcard->cid.cardid, snd_strerror(error)); goto OnErrorExit; } + // update top config to access previous plugin PCM + snd_config_update(); + error += snd_config_search(snd_config, "pcm", &pcmConfig); error += snd_config_add(pcmConfig, streamConfig); if (error) { - AFB_ApiError(source->api, "AlsaCreateSoftvol:%s(stream) fail to add config", stream->uid); + AFB_ApiError(mixer->api, "AlsaCreateSoftvol:%s(stream) fail to add config error=%s", stream->uid, snd_strerror(error)); goto OnErrorExit; } // Debug config & pcm - //AlsaDumpCtlConfig (source, "plug-stream", streamConfig, 1); - AFB_ApiNotice(source->api, "AlsaCreateSoftvol:%s(stream) done\n", stream->uid); - return pcmPlug; + //AlsaDumpCtlConfig (mixer, "plug-config", pcmConfig, 1); + //AlsaDumpCtlConfig(mixer, "plug-softvol", streamConfig, 1); + AFB_ApiNotice(mixer->api, "AlsaCreateSoftvol:%s(stream) done\n", stream->uid); + return pcmVol; OnErrorExit: - AlsaDumpCtlConfig(source, "plug-stream", streamConfig, 1); - AFB_ApiNotice(source->api, "AlsaCreateSoftvol:%s(stream) OnErrorExit\n", stream->uid); + AlsaDumpCtlConfig (mixer, "plug-config", pcmConfig, 1); + AlsaDumpCtlConfig(mixer, "plug-softvol", streamConfig, 1); + AFB_ApiNotice(mixer->api, "AlsaCreateSoftvol:%s(stream) OnErrorExit\n", stream->uid); return NULL; }
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