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-rw-r--r--conf.d/project/htdocs/index.html3
-rw-r--r--plugins/alsa/alsa-api-streams.c100
2 files changed, 72 insertions, 31 deletions
diff --git a/conf.d/project/htdocs/index.html b/conf.d/project/htdocs/index.html
index 22ec2a2..3125f29 100644
--- a/conf.d/project/htdocs/index.html
+++ b/conf.d/project/htdocs/index.html
@@ -17,6 +17,9 @@
<ol>
<li><button onclick="callbinder('softmixer','simple_mixer',{list:{streams:true}});">Streams List</button></li>
<li><button onclick="callbinder('softmixer','simple_mixer/multimedia',{toggle: true});">Stream Multimedia pause/resume</button></li>
+ <li><button onclick="callbinder('softmixer','simple_mixer/navigation',{toggle: true});">Stream Navigation pause/resume</button></li>
+ <li><button onclick="callbinder('softmixer','simple_mixer/multimedia',{volume: '+10'});">Stream Navigation volume=+10"</button></li>
+ <li><button onclick="callbinder('softmixer','simple_mixer/multimedia',{volume: '-10'});">Stream Navigation volume=-10"</button></li>
</ol>
<div id="main" style="visibility:hidden">
diff --git a/plugins/alsa/alsa-api-streams.c b/plugins/alsa/alsa-api-streams.c
index bc5008b..d101a5a 100644
--- a/plugins/alsa/alsa-api-streams.c
+++ b/plugins/alsa/alsa-api-streams.c
@@ -36,10 +36,11 @@ typedef struct {
} apiHandleT;
static void StreamApiVerbCB(AFB_ReqT request) {
- int error, doClose=0, doQuiet=0, doToggle=0, doMute=-1;
- long mute, volume=-1;
- json_object *responseJ, *argsJ= afb_request_json(request);
+ int error, doClose = 0, doQuiet = 0, doToggle = 0, doMute = -1;
+ long mute, volume;
+ json_object *doVolume, *responseJ, *argsJ = afb_request_json(request);
apiHandleT *handle = (apiHandleT*) afb_request_get_vcbdata(request);
+ snd_ctl_t *ctlDev=NULL;
CtlSourceT *source = alloca(sizeof (CtlSourceT));
source->uid = handle->verb;
@@ -47,68 +48,105 @@ static void StreamApiVerbCB(AFB_ReqT request) {
source->request = NULL;
source->context = NULL;
- error = wrap_json_unpack(argsJ, "{s?b s?b,s?b,s?b,s?i !}"
+ error = wrap_json_unpack(argsJ, "{s?b s?b,s?b,s?b,s?o !}"
, "quiet", &doQuiet
, "close", &doClose
, "mute", &doMute
, "toggle", &doToggle
- , "volume", &volume
+ , "volume", &doVolume
);
if (error) {
AFB_ReqFailF(request, "StreamApiVerbCB", "Missing 'close|mute|volume|quiet' args=%s", json_object_get_string(argsJ));
goto OnErrorExit;
}
-
- snd_ctl_t *ctlDev= AlsaCtlOpenCtl (source, handle->mixer->loop->cardid);
+
+ ctlDev = AlsaCtlOpenCtl(source, handle->mixer->loop->cardid);
if (!ctlDev) {
AFB_ReqFailF(request, "StreamApiVerbCB", "Fail to open sndcard=%s", handle->mixer->loop->cardid);
- goto OnErrorExit;
+ goto OnErrorExit;
}
-
+
if (doClose) {
- AFB_ReqFailF(request, "StreamApiVerbCB", "(Fulup) Close action still to be done mixer=%s", json_object_get_string(argsJ));
+ AFB_ReqFailF(request, "StreamApiVerbCB", "(Fulup) Close action still to be done mixer=%s", json_object_get_string(argsJ));
goto OnErrorExit;
}
-
+
if (doToggle) {
- error+= AlsaCtlNumidGetLong (source, ctlDev, handle->streams->mute, &mute);
- error+= AlsaCtlNumidSetLong (source, ctlDev, handle->streams->mute, !mute);
+ error += AlsaCtlNumidGetLong(source, ctlDev, handle->streams->mute, &mute);
+ error += AlsaCtlNumidSetLong(source, ctlDev, handle->streams->mute, !mute);
}
-
- if (volume != -1) {
- error= AlsaCtlNumidSetLong (source, ctlDev, handle->streams->volume, volume);
+
+ if (doVolume) {
+ long curvol, newvol;
+ const char*volString;
+
+ error = AlsaCtlNumidGetLong(source, ctlDev, handle->streams->volume, &curvol);
+ if (error) {
+ AFB_ReqFailF(request, "invalid-numid", "Fail to set volume numid=%d value=%ld", handle->streams->volume, volume);
+ goto OnErrorExit;
+ }
+
+
+ switch (json_object_get_type(doVolume)) {
+ case json_type_string:
+ volString = json_object_get_string(doVolume);
+ switch (volString[0]) {
+ case '+':
+ sscanf(&volString[1], "%ld", &newvol);
+ newvol = curvol + newvol;
+ break;
+
+ case '-':
+ sscanf(&volString[1], "%ld", &newvol);
+ newvol = curvol - newvol;
+ break;
+ default:
+ AFB_ReqFailF(request, "not-integer", "relative volume should start by '+|-' value=%s", json_object_get_string(doVolume));
+ goto OnErrorExit;
+ }
+ break;
+ case json_type_int:
+ newvol = json_object_get_int(doVolume);
+ break;
+ default:
+ AFB_ReqFailF(request, "not-integer", "volume should be string or integer value=%s", json_object_get_string(doVolume));
+ goto OnErrorExit;
+
+ }
+
+ error = AlsaCtlNumidSetLong(source, ctlDev, handle->streams->volume, newvol);
if (error) {
- AFB_ReqFailF(request, "StreamApiVerbCB", "Fail to set stream volume numid=%d value=%ld", handle->streams->volume, volume);
- goto OnErrorExit;
+ AFB_ReqFailF(request, "StreamApiVerbCB", "Fail to set stream volume numid=%d value=%ld", handle->streams->volume, newvol);
+ goto OnErrorExit;
}
}
-
+
if (doMute != -1) {
- error= AlsaCtlNumidSetLong (source, ctlDev, handle->streams->mute, !mute);
+ error = AlsaCtlNumidSetLong(source, ctlDev, handle->streams->mute, !mute);
if (error) {
AFB_ReqFailF(request, "StreamApiVerbCB", "Fail to set stream volume numid=%d value=%d", handle->streams->volume, !mute);
- goto OnErrorExit;
+ goto OnErrorExit;
}
}
// if not in quiet mode return effective selected control values
- if (doQuiet) responseJ=NULL;
+ if (doQuiet) responseJ = NULL;
else {
- error+= AlsaCtlNumidGetLong (source, ctlDev, handle->streams->volume, &volume);
- error+= AlsaCtlNumidGetLong (source, ctlDev, handle->streams->mute, &mute);
+ error += AlsaCtlNumidGetLong(source, ctlDev, handle->streams->volume, &volume);
+ error += AlsaCtlNumidGetLong(source, ctlDev, handle->streams->mute, &mute);
if (error) {
- AFB_ReqFailF(request, "StreamApiVerbCB", "Fail to get stream numids volume=%ld mute=%ld",volume, mute);
- goto OnErrorExit;
+ AFB_ReqFailF(request, "StreamApiVerbCB", "Fail to get stream numids volume=%ld mute=%ld", volume, mute);
+ goto OnErrorExit;
}
- wrap_json_pack (&responseJ,"{si,sb}", "volume",volume, "mute",!mute);
+ wrap_json_pack(&responseJ, "{si,sb}", "volume", volume, "mute", !mute);
}
- snd_ctl_close (ctlDev);
+ snd_ctl_close(ctlDev);
AFB_ReqSucess(request, responseJ, handle->verb);
return;
OnErrorExit:
- if(ctlDev) snd_ctl_close (ctlDev);
+ if (ctlDev) snd_ctl_close(ctlDev);
return;
}
@@ -333,8 +371,8 @@ PUBLIC int SndStreams(CtlSourceT *source, json_object *argsJ, json_object **resp
// free temporary resources
snd_ctl_close(ctlDev);
- sndStream[idx].volume= volNumid;
- sndStream[idx].mute= runNumid;
+ sndStream[idx].volume = volNumid;
+ sndStream[idx].mute = runNumid;
// Debug Alsa Config
//AlsaDumpElemConfig (source, "\n\nAlsa_Config\n------------\n", "pcm");