diff options
Diffstat (limited to 'plugins/alsa/alsa-plug-multi.c')
| -rw-r--r-- | plugins/alsa/alsa-plug-multi.c | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/plugins/alsa/alsa-plug-multi.c b/plugins/alsa/alsa-plug-multi.c deleted file mode 100644 index c28508c..0000000 --- a/plugins/alsa/alsa-plug-multi.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * Copyright (C) 2018 "IoT.bzh" - * Author Fulup Ar Foll <fulup@iot.bzh> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -#define _GNU_SOURCE // needed for vasprintf - -#include "alsa-softmixer.h" - -ALSA_PLUG_PROTO(multi); - -PUBLIC AlsaPcmInfoT* AlsaCreateMulti(CtlSourceT *source, const char *pcmUid, int open) { - SoftMixerHandleT *mixerHandle = (SoftMixerHandleT*) source->context; - snd_config_t *multiConfig, *elemConfig, *slavesConfig, *slaveConfig, *bindingsConfig, *bindingConfig, *pcmConfig; - int error = 0, channelIdx=0; - AlsaPcmInfoT *pcmPlug = calloc(1, sizeof (AlsaPcmInfoT)); - pcmPlug->uid = pcmUid; - pcmPlug->cardid = pcmUid; - - assert(mixerHandle); - - AlsaPcmInfoT* pcmSlaves=mixerHandle->backend; - if (!pcmSlaves) { - AFB_ApiError(source->api, "AlsaCreateMulti: No Sound Card find [should Registry snd_cards first]"); - goto OnErrorExit; - } - - // refresh global alsalib config and create PCM top config - snd_config_update(); - error += snd_config_top(&multiConfig); - error += snd_config_set_id (multiConfig, pcmPlug->cardid); - error += snd_config_imake_string(&elemConfig, "type", "multi"); - error += snd_config_add(multiConfig, elemConfig); - if (error) goto OnErrorExit; - - error += snd_config_make_compound(&slavesConfig, "slaves", 0); - error += snd_config_make_compound(&bindingsConfig, "bindings", 0); - - // loop on sound card to include into multi - for (int idx = 0; pcmSlaves[idx].uid != NULL; idx++) { - AlsaPcmInfoT* sndcard=&pcmSlaves[idx]; - AlsaPcmChannelT *channels = sndcard->channels; - - for (channelIdx=0; channels[channelIdx].uid != NULL; channelIdx++) { - char idxS[4]; // 999 channel should be more than enough - snprintf (idxS, sizeof(idxS), "%d", pcmPlug->ccount++); - // multi does not support to name channels - error += snd_config_make_compound(&bindingConfig,idxS, 0); - error += snd_config_imake_string(&elemConfig, "slave", sndcard->uid); - error += snd_config_add(bindingConfig, elemConfig); - error += snd_config_imake_integer(&elemConfig,"channel", channelIdx); - error += snd_config_add(bindingConfig, elemConfig); - error += snd_config_add(bindingsConfig, bindingConfig); - } - - error += snd_config_make_compound(&slaveConfig, sndcard->uid, 0); - error += snd_config_imake_string(&elemConfig, "pcm", sndcard->cardid); - error += snd_config_add(slaveConfig, elemConfig); - error += snd_config_imake_integer(&elemConfig, "channels", channelIdx); - error += snd_config_add(slaveConfig, elemConfig); - error += snd_config_add(slavesConfig, slaveConfig); - } - - error += snd_config_add(multiConfig, slavesConfig); - error += snd_config_add(multiConfig, bindingsConfig); - if (error) goto OnErrorExit; - - // update top config to access previous plugin PCM - snd_config_update(); - - if (open) error = _snd_pcm_multi_open(&pcmPlug->handle, pcmUid, snd_config, multiConfig, SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK); - if (error) { - AFB_ApiError(source->api, "AlsaCreateMulti: fail to create Plug=%s Error=%s", pcmPlug->cardid, snd_strerror(error)); - goto OnErrorExit; - } - - error += snd_config_search(snd_config, "pcm", &pcmConfig); - error += snd_config_add(pcmConfig, multiConfig); - if (error) { - AFB_ApiError(source->api, "AlsaCreateDmix: fail to add configDMIX=%s", pcmPlug->cardid); - goto OnErrorExit; - } - - // Debug config & pcm - //AlsaDumpCtlConfig(source, "plug-multi", multiConfig, 1); - AFB_ApiNotice(source->api, "AlsaCreateMulti: %s done\n", pcmPlug->cardid); - return pcmPlug; - -OnErrorExit: - AlsaDumpCtlConfig(source, "plug-multi", multiConfig, 1); - AFB_ApiNotice(source->api, "AlsaCreateMulti: OnErrorExit\n"); - return NULL; -}
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