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authorFulup Ar Foll <fulup@iot.bzh>2018-05-17 21:43:24 +0200
committerFulup Ar Foll <fulup@iot.bzh>2018-05-17 21:43:24 +0200
commit253df14bd84f535a54f4d12c95399899e1343c20 (patch)
tree16093cc86d2874afb3311124613e69e23e74acbc /plugins/alsa/alsa-api-sndloops.c
parent29f5fc4e093b8793eaeeef056d0b998182269718 (diff)
Initial version with dynamic APIs
Diffstat (limited to 'plugins/alsa/alsa-api-sndloops.c')
-rw-r--r--plugins/alsa/alsa-api-sndloops.c162
1 files changed, 0 insertions, 162 deletions
diff --git a/plugins/alsa/alsa-api-sndloops.c b/plugins/alsa/alsa-api-sndloops.c
deleted file mode 100644
index cf7bf55..0000000
--- a/plugins/alsa/alsa-api-sndloops.c
+++ /dev/null
@@ -1,162 +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"
-#include <string.h>
-
-// Fulup need to be cleanup with new controller version
-extern Lua2cWrapperT Lua2cWrap;
-
-STATIC int ProcessOneSubdev(CtlSourceT *source, AlsaSndLoopT *loop, json_object *subdevJ, AlsaPcmHwInfoT *loopDefParams,AlsaPcmInfoT *subdev) {
- json_object *paramsJ = NULL;
-
- int error = wrap_json_unpack(subdevJ, "{si,si,s?o !}", "subdev", &subdev->subdev, "numid", &subdev->numid, "params", &paramsJ);
- if (error) {
- AFB_ApiError(source->api, "ProcessOneSubdev: loop=%s missing (uid|subdev|numid) json=%s", loop->uid, json_object_get_string(subdevJ));
- goto OnErrorExit;
- }
-
- if (paramsJ) {
- error = ProcessSndParams(source, loop->uid, paramsJ, loopDefParams);
- if (error) {
- AFB_ApiError(source->api, "ProcessOneLoop: sndcard=%s invalid params=%s", loop->uid, json_object_get_string(paramsJ));
- goto OnErrorExit;
- }
- } else {
- // use global loop params definition as default
- memcpy (&subdev->params, loopDefParams, sizeof(AlsaPcmHwInfoT));
- }
- // create a fake uid and complete subdev info from loop handle
- char subuid[30];
- snprintf(subuid, sizeof (subuid), "loop:/%i/%i", subdev->subdev, subdev->numid);
- subdev->uid = strdup(subuid);
- subdev->device = loop->capture; // Fulup: with alsaloop softmixer only use capture device (playback is used by applications)
- subdev->devpath = loop->devpath;
- subdev->cardid = NULL; // force AlsaByPathDevId to rebuild a new one for each subdev
- subdev->cardidx = loop->cardidx;
-
- // check if card exist
- error = AlsaByPathDevid(source, subdev);
- if (error) {
- AFB_ApiError(source->api, "ProcessOneSubdev: loop=%s fail to open subdev=%s", loop->uid, json_object_get_string(subdevJ));
- goto OnErrorExit;
- }
-
- return 0;
-
-OnErrorExit:
- return -1;
-}
-
-STATIC int ProcessOneLoop(CtlSourceT *source, json_object *loopJ, AlsaSndLoopT *loop) {
- json_object *subdevsJ = NULL, *devicesJ = NULL, *paramsJ = NULL;
- int error;
-
- error = wrap_json_unpack(loopJ, "{ss,s?s,s?s,s?i,s?o,so,s?o !}", "uid", &loop->uid, "devpath", &loop->devpath, "cardid", &loop->cardid
- , "cardidx", &loop->cardidx, "devices", &devicesJ, "subdevs", &subdevsJ, "params", &paramsJ);
- if (error || !loop->uid || !subdevsJ || (!loop->devpath && !loop->cardid && loop->cardidx)) {
- AFB_ApiNotice(source->api, "ProcessOneLoop missing 'uid|devpath|cardid|cardidx|devices|subdevs' loop=%s", json_object_get_string(loopJ));
- goto OnErrorExit;
- }
-
- AlsaPcmHwInfoT *loopDefParams =alloca(sizeof(AlsaPcmHwInfoT));
- if (paramsJ) {
- error = ProcessSndParams(source, loop->uid, paramsJ, loopDefParams);
- if (error) {
- AFB_ApiError(source->api, "ProcessOneLoop: sndcard=%s invalid params=%s", loop->uid, json_object_get_string(paramsJ));
- goto OnErrorExit;
- }
- } else {
- loopDefParams->rate = ALSA_DEFAULT_PCM_RATE;
- loopDefParams->rate= ALSA_DEFAULT_PCM_RATE;
- loopDefParams->access=SND_PCM_ACCESS_RW_INTERLEAVED;
- loopDefParams->format=SND_PCM_FORMAT_S16_LE;
- loopDefParams->channels=2;
- loopDefParams->sampleSize=0;
- }
-
- // make sure useful information will not be removed
- loop->uid = strdup(loop->uid);
- if (loop->cardid) loop->cardid = strdup(loop->cardid);
- if (loop->devpath) loop->cardid = strdup(loop->devpath);
-
- // Default devices is payback=0 capture=1
- if (!devicesJ) {
- loop->playback = 0;
- loop->capture = 1;
- } else {
- error = wrap_json_unpack(devicesJ, "{si,si !}", "capture", &loop->capture, "playback", &loop->playback);
- if (error) {
- AFB_ApiNotice(source->api, "ProcessOneLoop=%s missing 'capture|playback' devices=%s", loop->uid, json_object_get_string(devicesJ));
- goto OnErrorExit;
- }
- }
-
- switch (json_object_get_type(subdevsJ)) {
- case json_type_object:
- loop->scount = 1;
- loop->subdevs = calloc(loop->scount + 1, sizeof (AlsaPcmInfoT));
- error = ProcessOneSubdev(source, loop, subdevsJ, loopDefParams, &loop->subdevs[0]);
- if (error) goto OnErrorExit;
- break;
- case json_type_array:
- loop->scount = (int) json_object_array_length(subdevsJ);
- loop->subdevs = calloc(loop->scount + 1, sizeof (AlsaPcmInfoT));
- for (int idx = 0; idx < loop->scount; idx++) {
- json_object *subdevJ = json_object_array_get_idx(subdevsJ, idx);
- error = ProcessOneSubdev(source, loop, subdevJ, loopDefParams, &loop->subdevs[idx]);
- if (error) goto OnErrorExit;
- }
- break;
- default:
- AFB_ApiError(source->api, "L2C:ProcessOneLoop=%s invalid subdevs= %s", loop->uid, json_object_get_string(subdevsJ));
- goto OnErrorExit;
- }
-
- return 0;
-
-OnErrorExit:
- return -1;
-}
-
-CTLP_LUA2C(snd_loops, source, argsJ, responseJ) {
- int error;
- AlsaSndLoopT *sndLoop = calloc(1, sizeof (AlsaSndLoopT));
-
-
- if (json_object_get_type(argsJ) != json_type_object) {
- AFB_ApiError(source->api, "L2C:sndloops: invalid object type= %s", json_object_get_string(argsJ));
- goto OnErrorExit;
- }
-
- error = ProcessOneLoop(source, argsJ, sndLoop);
- if (error) {
- AFB_ApiError(source->api, "L2C:sndloops: invalid object= %s", json_object_get_string(argsJ));
- goto OnErrorExit;
- }
-
- // register routed into global softmixer handle
- Softmixer->loopCtl = sndLoop;
-
- return 0;
-
-OnErrorExit:
- return -1;
-} \ No newline at end of file