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authorFulup Ar Foll <fulup@iot.bzh>2018-06-04 00:33:34 +0200
committerFulup Ar Foll <fulup@iot.bzh>2018-06-04 00:33:34 +0200
commitbbaf42c6b02ca5d1bdceb7e215807abdbf8cd61d (patch)
tree48368647ddfa11483d72a9a577cfa0a11f575d93 /plugins/alsa/alsa-softmixer.h
parent2af80583a462fa0f71d0250bca03db5a4cf22fe8 (diff)
Move to Dynamic Mixer API (work in progress)
Diffstat (limited to 'plugins/alsa/alsa-softmixer.h')
-rw-r--r--plugins/alsa/alsa-softmixer.h222
1 files changed, 140 insertions, 82 deletions
diff --git a/plugins/alsa/alsa-softmixer.h b/plugins/alsa/alsa-softmixer.h
index a8d7af6..f8d94e4 100644
--- a/plugins/alsa/alsa-softmixer.h
+++ b/plugins/alsa/alsa-softmixer.h
@@ -40,14 +40,21 @@
#define STATIC static
#endif
+#define MAINLOOP_CONCURENCY 0
#define MAINLOOP_WATCHDOG 30000
-#define MAX_AUDIO_STREAMS 8*2
#define ALSA_DEFAULT_PCM_RATE 48000
#define ALSA_DEFAULT_PCM_VOLUME 80
#define ALSA_BUFFER_FRAMES_COUNT 1024
#define ALSA_CARDID_MAX_LEN 64
+#define SMIXER_SUBDS_CTLS 3
+#define SMIXER_DEFLT_LOOPS 4
+#define SMIXER_DEFLT_SINKS 8
+#define SMIXER_DEFLT_SOURCES 32
+#define SMIXER_DEFLT_ZONES 32
+#define SMIXER_DEFLT_STREAMS 32
+#define SMIXER_DEFLT_RAMPS 8
#define ALSA_PLUG_PROTO(plugin) \
int _snd_pcm_ ## plugin ## _open(snd_pcm_t **pcmp, const char *name, snd_config_t *root, snd_config_t *conf, snd_pcm_stream_t stream, int mode)
@@ -59,7 +66,6 @@
#define STATIC static
#endif
-
typedef enum {
FONTEND_NUMID_IGNORE,
FONTEND_NUMID_PAUSE,
@@ -82,11 +88,13 @@ typedef struct {
} AlsaPcmCopyHandleT;
typedef struct {
- const char *uid;
- int delay; // delay between volset in us
- int stepDown; // linear %
- int stepUp; // linear %
-} AlsaVolRampT;
+ const char*name;
+ int numid;
+ int count;
+ long min;
+ long max;
+ long step;
+} AlsaSndControlT;
typedef struct {
const char*uid;
@@ -96,6 +104,7 @@ typedef struct {
typedef struct {
unsigned int rate;
unsigned int channels;
+ const char *formatS;
snd_pcm_format_t format;
snd_pcm_access_t access;
size_t sampleSize;
@@ -103,126 +112,175 @@ typedef struct {
typedef struct {
const char *uid;
+ int delay; // delay between volset in us
+ int stepDown; // linear %
+ int stepUp; // linear %
+} AlsaVolRampT;
+
+typedef struct {
+ int cardidx;
const char *devpath;
const char *cardid;
- int cardidx;
+ const char *name;
+ const char *longname;
int device;
int subdev;
- int numid;
+} AlsaDevInfoT;
+
+typedef struct {
int ccount;
+ AlsaDevInfoT cid;
snd_pcm_t *handle;
- AlsaPcmChannelT *channels;
- AlsaPcmHwInfoT params;
-} AlsaPcmInfoT;
+ AlsaPcmHwInfoT *params;
+} AlsaPcmCtlT;
typedef struct {
- const char *uid;
- snd_pcm_stream_t type;
- AlsaPcmChannelT *channels;
- AlsaPcmInfoT *pcm;
-} AlsaSndZoneT;
+ int numid;
+ RegistryNumidT type;
+ AlsaPcmCtlT *pcm;
+} RegistryEntryPcmT;
+
+typedef struct {
+ long rcount;
+ AlsaDevInfoT cid;
+ snd_ctl_t *ctl;
+ AlsaPcmHwInfoT *params;
+ RegistryEntryPcmT **registry;
+} AlsaSndCtlT;
typedef struct {
- AlsaPcmInfoT *pcm;
- int numid;
- RegistryNumidT type;
-} RegistryStreamT;
+ const char *uid;
+ AlsaPcmChannelT **sources;
+ AlsaPcmChannelT **sinks;
+ int ccount;
+ AlsaPcmHwInfoT *params;
+} AlsaSndZoneT;
typedef struct {
- RegistryStreamT stream[MAX_AUDIO_STREAMS + 1];
- int count;
- snd_ctl_t *ctlDev;
-} RegistryHandleT;
+ const char *uid;
+ unsigned int ccount;
+ AlsaSndCtlT *sndcard;
+ AlsaSndControlT volume;
+ AlsaSndControlT mute;
+ AlsaPcmChannelT **channels;
+ snd_pcm_stream_t direction;
+} AlsaSndPcmT;
+typedef struct {
+ const char*uid;
+ int index;
+ int numid;
+} AlsaLoopSubdevT;
typedef struct {
const char *uid;
- const char *devpath;
- const char *cardid;
- int cardidx;
int playback;
int capture;
- int scount;
- AlsaPcmInfoT *subdevs;
- AlsaVolRampT *ramps;
- RegistryHandleT *registry;
+ long scount;
+ AlsaSndCtlT *sndcard;
+ AlsaLoopSubdevT **subdevs;
} AlsaSndLoopT;
-typedef struct {
+typedef struct {
const char *uid;
const char *info;
- const char *zone;
+ const char *sink;
+ const char *source;
const char *ramp;
int volume;
int mute;
- AlsaPcmInfoT *pcm;
- AlsaPcmHwInfoT params;
- AlsaPcmCopyHandleT copy;
-} AlsaLoopStreamT;
+ AlsaPcmHwInfoT *params;
+ AlsaPcmCopyHandleT *copy;
+} AlsaStreamAudioT;
typedef struct {
const char *uid;
const char *info;
- AlsaSndLoopT *frontend;
- AlsaPcmInfoT *backend;
- AlsaPcmInfoT *multiPcm;
- AlsaPcmInfoT **routes;
- AlsaLoopStreamT *streams;
-} SoftMixerHandleT;
+ AFB_ApiT api;
+ sd_event *sdLoop;
+
+ struct {
+ unsigned int loops;
+ unsigned int sinks;
+ unsigned int sources;
+ unsigned int zones;
+ unsigned int streams;
+ unsigned int ramps;
+ } max;
+ AlsaSndLoopT **loops;
+ AlsaSndPcmT **sinks;
+ AlsaSndPcmT **sources;
+ AlsaSndZoneT **zones;
+ AlsaStreamAudioT **streams;
+ AlsaVolRampT **ramps;
+} SoftMixerT;
// alsa-utils-bypath.c
-PUBLIC snd_ctl_card_info_t* AlsaByPathInfo(CtlSourceT *source, const char *control);
-PUBLIC AlsaPcmInfoT* AlsaByPathOpenPcm(CtlSourceT *source, AlsaPcmInfoT *dev, snd_pcm_stream_t direction);
-PUBLIC snd_ctl_t *AlsaByPathOpenCtl(CtlSourceT *source, AlsaPcmInfoT *dev);
-PUBLIC int AlsaByPathDevid(CtlSourceT *source, AlsaPcmInfoT *dev);
+PUBLIC snd_ctl_card_info_t *AlsaByPathInfo(SoftMixerT *mixer, const char *devpath);
+PUBLIC AlsaPcmCtlT *AlsaByPathOpenPcm(SoftMixerT *mixer, AlsaDevInfoT *pcmId, snd_pcm_stream_t direction);
+PUBLIC snd_ctl_t *AlsaByPathOpenCtl(SoftMixerT *mixer, const char *uid, AlsaSndCtlT *dev);
// alsa-utils-dump.c
-PUBLIC void AlsaDumpFormats(CtlSourceT *source, snd_pcm_t *pcmHandle);
-PUBLIC char *AlsaDumpPcmUid(snd_pcm_t *pcmHandle, char *buffer, size_t len);
-PUBLIC void AlsaDumpCtlSubdev(CtlSourceT *source, snd_ctl_t *handle);
-PUBLIC void AlsaDumpElemConfig(CtlSourceT *source, const char* info, const char* elem);
-PUBLIC void AlsaDumpPcmInfo(CtlSourceT *source, const char* info, snd_pcm_t *pcm);
-PUBLIC void AlsaDumpPcmParams(CtlSourceT *source, snd_pcm_hw_params_t *pcmHwParams);
-PUBLIC void AlsaDumpCtlConfig(CtlSourceT *source, const char* info, snd_config_t *config, int indent);
#define ALSA_PCM_UID(pcmHandle, buffer) AlsaDumpPcmUid(pcmHandle, buffer, sizeof(buffer))
-PUBLIC char *AlsaDumpCtlUid(snd_ctl_t *ctlHandle, char *buffer, size_t len);
#define ALSA_CTL_UID(ctlHandle, buffer) AlsaDumpCtlUid(ctlHandle, buffer, sizeof(buffer))
+PUBLIC json_object *AlsaDumpObjF(const char *format, ...);
+PUBLIC char *AlsaDumpPcmUid(snd_pcm_t *pcmHandle, char *buffer, size_t len);
+PUBLIC char *AlsaDumpCtlUid(snd_ctl_t *ctlHandle, char *buffer, size_t len);
+PUBLIC void AlsaDumpFormats(SoftMixerT *mixer, snd_pcm_t *pcmHandle);
+PUBLIC void AlsaDumpCtlSubdev(SoftMixerT *mixer, snd_ctl_t *handle);
+PUBLIC void AlsaDumpPcmParams(SoftMixerT *mixer, snd_pcm_hw_params_t *pcmHwParams);
+PUBLIC void AlsaDumpPcmInfo(SoftMixerT *mixer, const char* info, snd_pcm_t *pcm);
+PUBLIC void AlsaDumpElemConfig(SoftMixerT *mixer, const char* info, const char* elem);
+PUBLIC void AlsaDumpCtlConfig(SoftMixerT *mixer, const char* info, snd_config_t *config, int indent);
// alsa-core-ctl.c
-PUBLIC snd_ctl_card_info_t *AlsaCtlGetInfo(CtlSourceT *source, const char *cardid);
-PUBLIC snd_ctl_t *AlsaCtlOpenCtl(CtlSourceT *source, const char *cardid);
-PUBLIC snd_ctl_t* AlsaCrlFromPcm(CtlSourceT *source, snd_pcm_t *pcm);
-PUBLIC int AlsaCtlSubscribe(CtlSourceT *source, snd_ctl_t * ctlDev, RegistryHandleT *registry);
-PUBLIC int AlsaCtlRegister(CtlSourceT *source, SoftMixerHandleT *mixer, AlsaPcmInfoT *pcm, RegistryNumidT type, int numid);
-PUBLIC int AlsaCtlNumidGetLong(CtlSourceT *source, snd_ctl_t* ctlDev, int numid, long* value);
-PUBLIC int AlsaCtlNumidSetLong(CtlSourceT *source, snd_ctl_t* ctlDev, int numid, long value);
-PUBLIC int AlsaCtlNameGetLong(CtlSourceT *source, snd_ctl_t* ctlDev, const char *ctlName, long* value);
-PUBLIC int AlsaCtlNameSetLong(CtlSourceT *source, snd_ctl_t* ctlDev, const char *ctlName, long value);
-PUBLIC int AlsaCtlCreateControl(CtlSourceT *source, snd_ctl_t* ctlDev, AlsaPcmInfoT *subdevs, char* name, int ctlCount, int ctlMin, int ctlMax, int ctlStep, long value);
-PUBLIC snd_ctl_elem_id_t *AlsaCtlGetNameElemId(CtlSourceT *source, snd_ctl_t* ctlDev, const char *ctlName);
-PUBLIC int CtlElemIdSetLong(AFB_ApiT api, snd_ctl_t *ctlDev, snd_ctl_elem_id_t *elemId, long value);
-PUBLIC int CtlElemIdGetLong(AFB_ApiT api, snd_ctl_t *ctlDev, snd_ctl_elem_id_t *elemId, long *value);
+PUBLIC snd_ctl_elem_id_t *AlsaCtlGetNumidElemId(SoftMixerT *mixer, AlsaSndCtlT *sndcard, int numid) ;
+PUBLIC snd_ctl_elem_id_t *AlsaCtlGetNameElemId(SoftMixerT *mixer, AlsaSndCtlT *sndcard, const char *ctlName) ;
+PUBLIC snd_ctl_t *AlsaCtlOpenCtl(SoftMixerT *mixer, const char *cardid) ;
+PUBLIC int CtlElemIdGetLong(SoftMixerT *mixer, AlsaSndCtlT *sndcard, snd_ctl_elem_id_t *elemId, long *value) ;
+PUBLIC int CtlElemIdSetLong(SoftMixerT *mixer, AlsaSndCtlT *sndcard, snd_ctl_elem_id_t *elemId, long value) ;
+PUBLIC snd_ctl_card_info_t *AlsaCtlGetInfo(SoftMixerT *mixer, const char *cardid) ;
+PUBLIC int AlsaCtlNumidSetLong(SoftMixerT *mixer, AlsaSndCtlT *sndcard, int numid, long value) ;
+PUBLIC int AlsaCtlNumidGetLong(SoftMixerT *mixer, AlsaSndCtlT *sndcard, int numid, long* value) ;
+PUBLIC int AlsaCtlNameSetLong(SoftMixerT *mixer, AlsaSndCtlT *sndcard, const char *ctlName, long value) ;
+PUBLIC int AlsaCtlNameGetLong(SoftMixerT *mixer, AlsaSndCtlT *sndcard, const char *ctlName, long* value) ;
+PUBLIC int AlsaCtlCreateControl(SoftMixerT *mixer, AlsaSndCtlT *sndcard, char* ctlName, int ctlCount, int ctlMin, int ctlMax, int ctlStep, long value) ;
+PUBLIC snd_ctl_t* AlsaCrlFromPcm(SoftMixerT *mixer, snd_pcm_t *pcm) ;
+PUBLIC int AlsaCtlSubscribe(SoftMixerT *mixer, const char *uid, AlsaSndCtlT *sndcard) ;
+PUBLIC int AlsaCtlRegister(SoftMixerT *mixer, AlsaSndCtlT *sndcard, AlsaPcmCtlT *pcmdev, RegistryNumidT type, int numid);
// alsa-core-pcm.c
-PUBLIC int AlsaPcmConf(CtlSourceT *source, AlsaPcmInfoT *pcm, AlsaPcmHwInfoT *opts);
-PUBLIC int AlsaPcmCopy(CtlSourceT *source, AlsaLoopStreamT *loopStream, AlsaPcmInfoT *pcmIn, AlsaPcmInfoT *pcmOut, AlsaPcmHwInfoT * opts);
+PUBLIC int AlsaPcmConf(SoftMixerT *mixer, AlsaPcmCtlT *pcm, AlsaPcmHwInfoT *opts);
+PUBLIC int AlsaPcmCopy(SoftMixerT *mixer, AlsaStreamAudioT *stream, AlsaPcmCtlT *pcmIn, AlsaPcmCtlT *pcmOut, AlsaPcmHwInfoT * opts);
+
// alsa-plug-*.c _snd_pcm_PLUGIN_open_ see macro ALSA_PLUG_PROTO(plugin)
-PUBLIC AlsaPcmInfoT* AlsaCreateDmix(CtlSourceT *source, const char* pcmName, AlsaPcmInfoT *pcmSlave, int open);
-PUBLIC AlsaPcmInfoT* AlsaCreateMulti(CtlSourceT *source, const char *pcmName, int open);
-PUBLIC AlsaPcmInfoT* AlsaCreateRoute(CtlSourceT *source, AlsaSndZoneT *zone, int open);
-PUBLIC AlsaPcmInfoT* AlsaCreateSoftvol(CtlSourceT *source, AlsaLoopStreamT *stream, AlsaPcmInfoT *ctlControl, const char* ctlName, int max, int open);
-PUBLIC AlsaPcmInfoT* AlsaCreateRate(CtlSourceT *source, const char* pcmName, AlsaPcmInfoT *pcmSlave, int open);
+PUBLIC int AlsaPcmConf(SoftMixerT *mixer, AlsaPcmCtlT *pcm, AlsaPcmHwInfoT *opts);
+PUBLIC int AlsaPcmCopy(SoftMixerT *mixer, AlsaStreamAudioT *streamAudio, AlsaPcmCtlT *pcmIn, AlsaPcmCtlT *pcmOut, AlsaPcmHwInfoT * opts);
+PUBLIC AlsaPcmCtlT* AlsaCreateSoftvol(SoftMixerT *mixer, AlsaStreamAudioT *stream, AlsaSndZoneT *zone, AlsaSndCtlT *sndcard, char* ctlName, int max, int open);
+PUBLIC AlsaPcmCtlT* AlsaCreateRoute(SoftMixerT *mixer, AlsaSndZoneT *zone, int open);
+PUBLIC AlsaPcmCtlT* AlsaCreateRate(SoftMixerT *mixer, const char* pcmName, AlsaPcmCtlT *pcmSlave, AlsaPcmHwInfoT *params, int open);
+PUBLIC AlsaPcmCtlT* AlsaCreateDmix(SoftMixerT *mixer, const char* pcmName, AlsaSndPcmT *pcmSlave, int open);
// alsa-api-*
-PUBLIC int ProcessSndParams(CtlSourceT *source, const char* uid, json_object *paramsJ, AlsaPcmHwInfoT *params);
-PUBLIC int SndFrontend (CtlSourceT *source, json_object *argsJ);
-PUBLIC int SndBackend (CtlSourceT *source, json_object *argsJ);
-PUBLIC int SndZones (CtlSourceT *source, json_object *argsJ);
-PUBLIC int LoopStreams(CtlSourceT *source, json_object *argsJ, json_object **responseJ);
+PUBLIC AlsaLoopSubdevT *ApiLoopFindSubdev(SoftMixerT *mixer, const char *streamUid, const char *targetUid, AlsaSndLoopT **loop);
+PUBLIC int ApiLoopAttach(SoftMixerT *mixer, AFB_ReqT request, const char *uid, json_object * argsJ);
+PUBLIC AlsaPcmHwInfoT *ApiPcmSetParams(SoftMixerT *mixer, const char *uid, json_object *paramsJ);
+PUBLIC AlsaSndPcmT *ApiPcmAttachOne(SoftMixerT *mixer, const char *uid, snd_pcm_stream_t direction, json_object *argsJ);
+PUBLIC AlsaVolRampT *ApiRampGetByUid(SoftMixerT *mixer, const char *uid);
+PUBLIC int ApiRampAttach(SoftMixerT *mixer, AFB_ReqT request, const char *uid, json_object *argsJ);
+PUBLIC AlsaPcmHwInfoT *ApiSinkGetParamsByZone(SoftMixerT *mixer, const char *target);
+PUBLIC int ApiSinkAttach(SoftMixerT *mixer, AFB_ReqT request, const char *uid, json_object * argsJ);
+PUBLIC AlsaSndCtlT *ApiSourceFindSubdev(SoftMixerT *mixer, const char *target);
+PUBLIC int ApiSourceAttach(SoftMixerT *mixer, AFB_ReqT request, const char *uid, json_object * argsJ);
+PUBLIC json_object *CreateOneStream(SoftMixerT *mixer, AlsaStreamAudioT *stream);
+PUBLIC int ApiStreamAttach(SoftMixerT *mixer, AFB_ReqT request, const char *uid, json_object * argsJ, json_object **responseJ);
+PUBLIC AlsaSndZoneT *ApiZoneGetByUid(SoftMixerT *mixer, const char *target);
+PUBLIC int ApiZoneAttach(SoftMixerT *mixer, AFB_ReqT request, const char *uid, json_object * argsJ);
// alsa-effect-ramp.c
-PUBLIC int AlsaVolRampApply(CtlSourceT *source, AlsaSndLoopT *frontend, AlsaLoopStreamT *stream, AlsaVolRampT *ramp, json_object *volumeJ);
+PUBLIC AlsaVolRampT *ApiRampGetByUid(SoftMixerT *mixer, const char *uid);
+PUBLIC int AlsaVolRampApply(SoftMixerT *mixer, AlsaSndCtlT *sndcard, AlsaStreamAudioT *stream, json_object *rampJ);
#endif \ No newline at end of file