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-rw-r--r--HAL-afb/HAL-interface/hal-interface.c150
-rw-r--r--HAL-afb/HAL-interface/hal-interface.h7
-rw-r--r--HAL-afb/HAL-interface/hal-volmap.c97
-rw-r--r--HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c1
4 files changed, 140 insertions, 115 deletions
diff --git a/HAL-afb/HAL-interface/hal-interface.c b/HAL-afb/HAL-interface/hal-interface.c
index 1f39a81..f4fc8df 100644
--- a/HAL-afb/HAL-interface/hal-interface.c
+++ b/HAL-afb/HAL-interface/hal-interface.c
@@ -52,12 +52,10 @@ STATIC void halSubscribe(afb_req request) {
}
}
-
-
// Map HAL ctlName to ctlLabel
STATIC int halCtlStringToIndex (const char* label) {
- for (int idx = 0; halCtls[idx].ctl.numid; idx++) {
+ for (int idx = 0; halCtls[idx].tag != EndHalCrlTag; idx++) {
if (!strcmp (halCtls[idx].label, label)) return idx;
}
@@ -67,7 +65,7 @@ STATIC int halCtlStringToIndex (const char* label) {
STATIC int halCtlTagToIndex (halCtlsEnumT tag) {
- for (int idx = 0; halCtls[idx].ctl.numid; idx++) {
+ for (int idx = 0; halCtls[idx].tag != EndHalCrlTag; idx++) {
if (halCtls[idx].tag == tag) return idx;
}
@@ -93,122 +91,98 @@ PUBLIC void halListCtls(afb_req request) {
afb_req_success (request, ctlsHalJ, NULL);
}
-
STATIC int halGetCtlIndex (afb_req request, struct json_object*ctlInJ) {
struct json_object *tmpJ;
- int tag, index;
+ int tag, index, done;
// check 1st short command mode [tag1, tag2, ...]
- tag = json_object_get_type (ctlInJ);
-
- if (!tag) {
- json_object_object_get_ex (ctlInJ, "tag" , &tmpJ);
- tag = json_object_get_int(tmpJ);
- }
-
- if (tag) {
- index = halCtlTagToIndex((halCtlsEnumT) tag);
- } else {
- // tag was not provided let's try label
- const char *label;
+ enum json_type jtype = json_object_get_type (ctlInJ);
+ switch (jtype) {
+ case json_type_array:
+ tmpJ = json_object_array_get_idx (ctlInJ, 0);
+ tag = json_object_get_int(tmpJ);
+ index = halCtlTagToIndex(tag);
+ break;
+
+ case json_type_int:
+ tag = json_object_get_int(ctlInJ);
+ index = halCtlTagToIndex(tag);
+ break;
- json_object_object_get_ex (ctlInJ, "label" , &tmpJ);
- label = json_object_get_string(tmpJ);
- index = halCtlStringToIndex(label);
+ case json_type_object:
+ done = json_object_object_get_ex (ctlInJ, "tag" , &tmpJ);
+ if (done) {
+ tag = json_object_get_int(tmpJ);
+ index = halCtlTagToIndex(tag);
+ } else {
+ const char *label;
+ done = json_object_object_get_ex (ctlInJ, "label" , &tmpJ);
+ if (!done) goto OnErrorExit;
+ label = json_object_get_string(tmpJ);
+ index = halCtlStringToIndex(label);
+ }
+ break;
+
+ default:
+ goto OnErrorExit;
}
+
- if (index < 0) {
- afb_req_fail_f(request, "ctl-invalid", "No Label/Tag given ctl='%s'", json_object_get_string(ctlInJ));
- goto OnErrorExit;
- }
+ if (index < 0) goto OnErrorExit;
// return corresponding lowlevel numid to querylist
return index;
OnErrorExit:
+ afb_req_fail_f(request, "ctl-invalid", "No Label/Tag given ctl='%s'", json_object_get_string(ctlInJ));
return -1;
}
-// HAL normalise volume values to 0-100%
-STATIC struct json_object *UnNormaliseValue(const alsaHalCtlMapT *halCtls, struct json_object *valuesJ) {
- int length;
-
- // assert response as the right length
- length = json_object_array_length(valuesJ);
- if (length != halCtls->count) {
- AFB_WARNING ("UnNormaliseValue invalid ctl='%s' values count=%d len=%d", halCtls->name, halCtls->count, length);
- return NULL;
- }
-
- json_object *normalisedJ= json_object_new_array();
- for (int idx=0; idx < halCtls->count; idx++) {
- int value;
-
- // use last value in array when number of values does not match with actual ctl count
- if (idx < length) {
- json_object *valueJ = json_object_array_get_idx (valuesJ, idx);
- value = json_object_get_int(valueJ);
-
- // cleanup and normalise value
- if (value > halCtls->maxval) value= halCtls->maxval;
- if (value < halCtls->minval) value= halCtls->minval;
-
- // If Integer move from 0-100% to effective value
- if (halCtls->type == SND_CTL_ELEM_TYPE_INTEGER) {
- value = (value * (halCtls->maxval-halCtls->minval))/100;
- }
- }
-
- // add unnormalised value into response
- json_object_array_add(normalisedJ, json_object_new_int(value));
- }
-
- return (normalisedJ);
-}
-
// Translate high level control to low level and call lower layer
PUBLIC void halSetCtls(afb_req request) {
- int err, index;
+ int err, done, index;
struct json_object *ctlsInJ, *ctlsOutJ, *queryJ, *valuesJ, *responseJ;
// get query from request
ctlsInJ = afb_req_json(request);
- ctlsOutJ = json_object_new_array();
switch (json_object_get_type(ctlsInJ)) {
case json_type_object: {
+ ctlsOutJ = json_object_new_object();
+
// control is in literal form {tag=xxx, label=xxx, value=xxxx}
index = halGetCtlIndex (request, ctlsInJ);
- if (index <=0) goto OnErrorExit;
+ if (index < 0) goto OnErrorExit;
- err= json_object_object_get_ex (ctlsInJ, "value" , &valuesJ);
- if (err) {
+ done= json_object_object_get_ex (ctlsInJ, "val" , &valuesJ);
+ if (!done) {
afb_req_fail_f(request, "ctl-invalid", "No val=[val1, ...] ctl='%s'", json_object_get_string(ctlsInJ));
goto OnErrorExit;
}
- json_object_array_add (ctlsOutJ, json_object_new_int(halCtls[index].ctl.numid));
- json_object_array_add (ctlsOutJ, UnNormaliseValue (&halCtls[index].ctl, valuesJ));
+ json_object_object_add (ctlsOutJ, "id", json_object_new_int(halCtls[index].ctl.numid));
+ json_object_object_add (ctlsOutJ,"val", SetGetNormaliseVolumes (ACTION_SET, &halCtls[index].ctl, valuesJ));
break;
}
case json_type_array: {
+ ctlsOutJ = json_object_new_array();
for (int idx= 0; idx < json_object_array_length (ctlsInJ); idx++) {
struct json_object *ctlInJ = json_object_array_get_idx (ctlsInJ, idx);
index= halGetCtlIndex (request, ctlInJ);
- if (index<=0) goto OnErrorExit;
+ if (index < 0) goto OnErrorExit;
- err= json_object_object_get_ex (ctlInJ, "value" , &valuesJ);
- if (err) {
+ done= json_object_object_get_ex (ctlInJ, "val" , &valuesJ);
+ if (!done) {
afb_req_fail_f(request, "ctl-invalid", "No val=[val1, ...] ctl='%s'", json_object_get_string(ctlsInJ));
goto OnErrorExit;
}
// let's create alsa low level set control request
- struct json_object *ctlOutJ = json_object_new_array();
- json_object_array_add (ctlOutJ, json_object_new_int(halCtls[index].ctl.numid));
- json_object_array_add (ctlOutJ, UnNormaliseValue (&halCtls[index].ctl, valuesJ));
+ struct json_object *ctlOutJ = json_object_new_object();
+ json_object_object_add (ctlOutJ, "id", json_object_new_int(halCtls[index].ctl.numid));
+ json_object_object_add (ctlOutJ, "val", SetGetNormaliseVolumes (ACTION_SET, &halCtls[index].ctl, valuesJ));
json_object_array_add (ctlsOutJ, ctlOutJ);
}
@@ -225,19 +199,12 @@ PUBLIC void halSetCtls(afb_req request) {
json_object_object_add(queryJ, "devid", json_object_new_string (halDevid));
json_object_object_add(queryJ, "numid", ctlsOutJ);
- err= afb_service_call_sync("alsacore", "setctls", queryJ, &responseJ);
+ err= afb_service_call_sync("alsacore", "setctl", queryJ, &responseJ);
if (err) {
afb_req_fail_f(request, "subcall:alsacore/setctl", "%s", json_object_get_string(responseJ));
goto OnErrorExit;
}
- // Let ignore info data if any and keep on response
- json_object_object_get_ex (responseJ, "response", &responseJ);
-
- // map back low level response to HAL ctl with normalised values
- //struct json_object *halResponse = CtlSetPrepareResponse(request, responseJ);
- //if (!halResponse) goto OnErrorExit;
-
afb_req_success (request, NULL, NULL);
return;
@@ -246,7 +213,7 @@ OnErrorExit:
};
// Remap low level controls into HAL hight level ones
-STATIC json_object *CtlGetPrepareResponse(afb_req request, struct json_object *ctlsJ) {
+STATIC json_object *HalGetPrepareResponse(afb_req request, struct json_object *ctlsJ) {
struct json_object *halResponseJ;
// make sure return controls have a valid type
@@ -264,7 +231,7 @@ STATIC json_object *CtlGetPrepareResponse(afb_req request, struct json_object *c
int numid;
sndCtlJ = json_object_array_get_idx(ctlsJ, idx);
- if (!json_object_object_get_ex(sndCtlJ, "numid", &numidJ) || !json_object_object_get_ex(sndCtlJ, "val", &valJ)) {
+ if (!json_object_object_get_ex(sndCtlJ, "id", &numidJ) || !json_object_object_get_ex(sndCtlJ, "val", &valJ)) {
afb_req_fail_f(request, "ctl-invalid", "Invalid Control return from alsa/getcontrol ctl=%s", json_object_get_string(sndCtlJ));
goto OnErrorExit;
}
@@ -279,7 +246,7 @@ STATIC json_object *CtlGetPrepareResponse(afb_req request, struct json_object *c
struct json_object *halCtlJ = json_object_new_object();
json_object_object_add(halCtlJ, "label", json_object_new_string(halCtls[idx].label)); // idx+1 == HAL/NUMID
json_object_object_add(halCtlJ, "tag" , json_object_new_int(halCtls[idx].tag)); // idx+1 == HAL/NUMID
- json_object_object_add(halCtlJ, "val" , GetNormaliseVolume(&halCtls[idx].ctl, valJ));
+ json_object_object_add(halCtlJ, "val" , SetGetNormaliseVolumes(ACTION_GET, &halCtls[idx].ctl, valJ));
json_object_array_add(halResponseJ, halCtlJ);
break;
}
@@ -308,7 +275,7 @@ PUBLIC void halGetCtls(afb_req request) {
case json_type_object: {
index = halGetCtlIndex (request, ctlsInJ);
- if (index <=0) goto OnErrorExit;
+ if (index < 0) goto OnErrorExit;
json_object_array_add (ctlsOutJ, json_object_new_int(halCtls[index].ctl.numid));
break;
}
@@ -318,7 +285,7 @@ PUBLIC void halGetCtls(afb_req request) {
for (int idx= 0; idx < json_object_array_length (ctlsInJ); idx++) {
struct json_object *ctlInJ = json_object_array_get_idx (ctlsInJ, idx);
index= halGetCtlIndex (request, ctlInJ);
- if (index<=0) goto OnErrorExit;
+ if (index < 0) goto OnErrorExit;
json_object_array_add (ctlsOutJ, json_object_new_int(halCtls[index].ctl.numid));
}
break;
@@ -344,7 +311,7 @@ PUBLIC void halGetCtls(afb_req request) {
json_object_object_get_ex (responseJ, "response", &responseJ);
// map back low level response to HAL ctl with normalised values
- struct json_object *halResponse = CtlGetPrepareResponse(request, responseJ);
+ struct json_object *halResponse = HalGetPrepareResponse(request, responseJ);
if (!halResponse) goto OnErrorExit;
afb_req_success (request, halResponse, NULL);
@@ -361,7 +328,7 @@ PUBLIC void halServiceEvent(const char *evtname, struct json_object *eventJ) {
AFB_NOTICE("halServiceEvent evtname=%s [msg=%s]", evtname, json_object_get_string(eventJ));
- json_object_object_get_ex (eventJ, "values" , &valuesJ);
+ json_object_object_get_ex (eventJ, "val" , &valuesJ);
if (!valuesJ) {
AFB_ERROR("halServiceEvent novalues: evtname=%s [msg=%s]", evtname, json_object_get_string(eventJ));
return;
@@ -387,7 +354,7 @@ STATIC int UpdateOneSndCtl (alsaHalCtlMapT *ctl, struct json_object *sndCtlJ) {
json_object_object_get_ex (sndCtlJ, "name" , &tmpJ);
ctl->name = (char*)json_object_get_string(tmpJ);
- json_object_object_get_ex (sndCtlJ, "numid" , &tmpJ);
+ json_object_object_get_ex (sndCtlJ, "id" , &tmpJ);
ctl->numid = json_object_get_int(tmpJ);
// make sure we face a valid Alsa Low level ctl
@@ -547,6 +514,7 @@ PUBLIC afb_verb_v2 halServiceApi[] = {
{ .verb = "ping", .callback = pingtest},
{ .verb = "ctl-list", .callback = halListCtls},
{ .verb = "ctl-get", .callback = halGetCtls},
+ { .verb = "ctl-set", .callback = halSetCtls},
{ .verb = "evt-sub", .callback = halSubscribe},
{ .verb = NULL} /* marker for end of the array */
};
diff --git a/HAL-afb/HAL-interface/hal-interface.h b/HAL-afb/HAL-interface/hal-interface.h
index afe480e..c31c145 100644
--- a/HAL-afb/HAL-interface/hal-interface.h
+++ b/HAL-afb/HAL-interface/hal-interface.h
@@ -23,6 +23,11 @@
#include "audio-interface.h"
+typedef enum {
+ ACTION_SET,
+ ACTION_GET
+} ActionSetGetT;
+
typedef struct {
int min;
int max;
@@ -69,7 +74,7 @@ PUBLIC void halServiceEvent(const char *evtname, struct json_object *object);
PUBLIC int halServiceInit (const char *apiPrefix, alsaHalSndCardT *alsaHalSndCard);
// hal-volmap.c
-PUBLIC struct json_object *GetNormaliseVolume(const alsaHalCtlMapT *halCtls, struct json_object *valuesJ);
+PUBLIC struct json_object *SetGetNormaliseVolumes(ActionSetGetT action, const alsaHalCtlMapT *halCtls, struct json_object *valuesJ);
#endif /* SHAREHALLIB_H */
diff --git a/HAL-afb/HAL-interface/hal-volmap.c b/HAL-afb/HAL-interface/hal-volmap.c
index de99974..2b619fd 100644
--- a/HAL-afb/HAL-interface/hal-volmap.c
+++ b/HAL-afb/HAL-interface/hal-volmap.c
@@ -24,26 +24,30 @@
typedef enum {
- DB_NORMALIZE_LINEAR,
- DB_NORMALIZE_MATH,
+ NORMALIZE_NONE=0,
+ NORMALIZE_DB_LINEAR,
+ NORMALIZE_DB_MATH,
+ NORMALIZE_LINEAR,
} enumRandeModeDB_T;
+
// Return Value express from 0-100%
STATIC int dbNormalizeVal (enumRandeModeDB_T normaliseMode, const alsaHalDBscaleT *dbscale, int value) {
double normalized, min_norm;
-
+
// To get real DB from TLV DB values should be divided by 100
switch (normaliseMode) {
- case DB_NORMALIZE_LINEAR:
- normalized = ((double)(value-dbscale->min)/(double)(dbscale->max-dbscale->min))*100;
+ case NORMALIZE_DB_LINEAR:
+ normalized = ((double)(value-dbscale->min)/(double)(dbscale->max-dbscale->min));
break;
- case DB_NORMALIZE_MATH:
+ case NORMALIZE_DB_MATH:
normalized = exp10((double)(value - dbscale->max) / 6000.0);
if (dbscale->min != SND_CTL_TLV_DB_GAIN_MUTE) {
- min_norm = exp10((double)(dbscale->min - dbscale->max) / 6000.0);
+ min_norm = exp10((double)(dbscale->min - dbscale->max) / 20);
normalized = (normalized - min_norm) / (1 - min_norm);
}
+
break;
default:
@@ -54,35 +58,82 @@ STATIC int dbNormalizeVal (enumRandeModeDB_T normaliseMode, const alsaHalDBscale
}
// HAL normalise volume values to 0-100%
-PUBLIC struct json_object *GetNormaliseVolume(const alsaHalCtlMapT *halCtls, struct json_object *valuesJ) {
- int useNormalizeDB;
+PUBLIC struct json_object *SetGetNormaliseVolumes(ActionSetGetT action, const alsaHalCtlMapT *halCtls, struct json_object *valuesJ) {
+ enumRandeModeDB_T useNormalizeDB;
+ int length;
+
+ // If Integer look for DBscale
+ if (halCtls->type == SND_CTL_ELEM_TYPE_INTEGER) {
- // If not valid db_scale let's use raw_scale
- if (!halCtls->dbscale || (halCtls->dbscale->min >= halCtls->dbscale->max)) {
+ // If not valid db_scale let's use raw_scale
+ if (!halCtls->dbscale || (halCtls->dbscale->min >= halCtls->dbscale->max)) {
// dbscale is invalid let's try raw range
if (halCtls->minval >= halCtls->maxval) goto ExitOnError;
// Use Raw Scale Model
- useNormalizeDB= 0;
+ useNormalizeDB= NORMALIZE_LINEAR;
- } else { // db_scale looks OK let's use it
- if ((halCtls->dbscale->max - halCtls->dbscale->min) <= MAX_LINEAR_DB_SCALE * 100) useNormalizeDB= DB_NORMALIZE_LINEAR;
- else useNormalizeDB = DB_NORMALIZE_MATH;
-
- }
+ } else { // db_scale looks OK let's use it
+ if ((halCtls->dbscale->max - halCtls->dbscale->min) <= MAX_LINEAR_DB_SCALE * 100) useNormalizeDB= NORMALIZE_DB_LINEAR;
+ else useNormalizeDB = NORMALIZE_LINEAR; // Fulup not sure how to handle this useNormalizeDB=NORMALIZE_DB_MATH;
+ }
+ } else useNormalizeDB= NORMALIZE_NONE;
+
// loop on values to normalise
- int length = json_object_array_length(valuesJ);
+ enum json_type jtype=json_object_get_type(valuesJ);
+ if (jtype == json_type_array) length = json_object_array_length(valuesJ);
+ else length = 1;
+
json_object *normalisedJ= json_object_new_array();
- for (int idx=0; idx <length; idx++) {
- json_object *valueJ = json_object_array_get_idx (valuesJ, idx);
- int value = json_object_get_int(valueJ);
+ for (int idx=0; idx < length; idx++) {
+ int value;
+
+ if (jtype == json_type_array) {
+ json_object *valueJ = json_object_array_get_idx (valuesJ, idx);
+ value = json_object_get_int(valueJ);
+ } else {
+ value = json_object_get_int(valuesJ);
+ }
// If Integer scale to 0/100
if (halCtls->type == SND_CTL_ELEM_TYPE_INTEGER) {
- if (useNormalizeDB) value = dbNormalizeVal (useNormalizeDB, halCtls->dbscale, value);
- else value = 100* (value - halCtls->minval) / (halCtls->maxval - halCtls->minval);
+
+ switch (action) {
+
+ case ACTION_GET:
+ switch (useNormalizeDB) {
+ case NORMALIZE_LINEAR:
+ value = 100* (value - halCtls->minval) / (halCtls->maxval - halCtls->minval);
+ break;
+ case NORMALIZE_DB_MATH: //ToBeDone
+ value = dbNormalizeVal (useNormalizeDB, halCtls->dbscale, value);
+ break;
+ case NORMALIZE_NONE:
+ default:
+ value = value;
+ }
+ break;
+
+ case ACTION_SET:
+ switch (useNormalizeDB) {
+ case NORMALIZE_LINEAR:
+ value = (value * (halCtls->maxval - halCtls->minval))/100;
+ break;
+ case NORMALIZE_DB_MATH: //ToBeDone
+ value = dbNormalizeVal (useNormalizeDB, halCtls->dbscale, value);
+ break;
+ case NORMALIZE_NONE:
+ default:
+ value = value;
+ }
+ break;
+
+ default:
+ AFB_NOTICE ("SetGetNormaliseVolumes: invalid action value=%d", (int)action);
+ goto ExitOnError;
+ }
}
json_object_array_add(normalisedJ, json_object_new_int(value));
diff --git a/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c b/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c
index cc62be1..10ef204 100644
--- a/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c
+++ b/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c
@@ -19,6 +19,7 @@
* aplay -l # Check sndcard name name in between []
* amixer -D hw:USB controls # get supported controls
* amixer -Dhw:USB cget name=Power-Switch
+ * amixer -Dhw:USB cset name=Power-Switch true
*
*/
#define _GNU_SOURCE