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-rw-r--r--ahl-policy/CMakeLists.txt5
-rw-r--r--ahl-policy/ahl-policy.c101
-rw-r--r--ahl-policy/ahl-policy.h4
3 files changed, 82 insertions, 28 deletions
diff --git a/ahl-policy/CMakeLists.txt b/ahl-policy/CMakeLists.txt
index aa3ab9c..346669d 100644
--- a/ahl-policy/CMakeLists.txt
+++ b/ahl-policy/CMakeLists.txt
@@ -23,6 +23,11 @@ PROJECT_TARGET_ADD(ahl-policy)
# Define project Targets
ADD_LIBRARY(${TARGET_NAME} STATIC ahl-policy.c)
+
+ if($ENV{AK_DEMO})
+ add_definitions(-DAK_POLICY_DEMO)
+ endif()
+
# Define target includes
TARGET_INCLUDE_DIRECTORIES(${TARGET_NAME}
PUBLIC ${GLIB_PKG_INCLUDE_DIRS}
diff --git a/ahl-policy/ahl-policy.c b/ahl-policy/ahl-policy.c
index a7a5a3b..78e99ae 100644
--- a/ahl-policy/ahl-policy.c
+++ b/ahl-policy/ahl-policy.c
@@ -27,7 +27,8 @@
#ifndef AHL_DISCONNECT_POLICY
-//#define AK_POLICY_DEMO //For Audiokinetic demo only
+#define VOLUME_SUFFIX "_Volume"
+#define VOLUME_RAMP_SUFFIX "_Ramp"
typedef struct StreamPolicyInfo {
streamID_t streamID;
@@ -137,7 +138,7 @@ static int getStreamConfig(char *pAudioRole, StreamConfigT *pStreamConfig)
return POLICY_SUCCESS;
}
-static int PolicySetVolume(int iEndpointID, int iEndpointType, char *pHalApiName, char *AudioRole, DeviceURITypeT deviceType, int iVolume, bool bMute)
+static int PolicySetVolume(int iEndpointID, int iEndpointType, char *pHalApiName, char *AudioRole, DeviceURITypeT deviceType, int iVolume, bool bRamp, bool bRaiseEvent)
{
if(pHalApiName == NULL || (strcasecmp(pHalApiName, AHL_POLICY_UNDEFINED_HALNAME) == 0))
{
@@ -163,15 +164,13 @@ static int PolicySetVolume(int iEndpointID, int iEndpointType, char *pHalApiName
case DEVICEURITYPE_ALSA_PLUG:
case DEVICEURITYPE_ALSA_SOFTVOL:
gsHALControlName = g_string_new(AudioRole);
- if(bMute == false)
+ if(bRamp)
{
- AFB_DEBUG("Using ramp");
- g_string_append(gsHALControlName,"_Ramp");
+ g_string_append(gsHALControlName,VOLUME_RAMP_SUFFIX);
}
else
{
- AFB_DEBUG("Not using ramp");
- g_string_append(gsHALControlName,"_Vol"); // no ramping
+ g_string_append(gsHALControlName,VOLUME_SUFFIX); // no ramping
}
break;
default:
@@ -203,7 +202,7 @@ static int PolicySetVolume(int iEndpointID, int iEndpointType, char *pHalApiName
}
AFB_DEBUG("HAL ctlset response=%s", json_object_to_json_string(j_response));
- if (bMute == false) {
+ if (bRaiseEvent) {
// Package event data
json_object * eventDataJ = NULL;
err = wrap_json_pack(&eventDataJ,"{s:s,s:i,s:i,s:i,s:s}","event_name", AHL_ENDPOINT_VOLUME_EVENT,"endpoint_id", iEndpointID, "endpoint_type", iEndpointType,"value",iVolume, "audio_role", AudioRole);
@@ -234,7 +233,7 @@ static int PolicyGetVolume(int iEndpointID, int iEndpointType, char *pHalApiName
case DEVICEURITYPE_ALSA_PLUG:
case DEVICEURITYPE_ALSA_SOFTVOL:
gsHALControlName = g_string_new(AudioRole);
- g_string_append(gsHALControlName,"_Vol"); // Return target value
+ g_string_append(gsHALControlName,VOLUME_SUFFIX); // Return target value
break;
default:
// Set volume to zero for display purpose only.
@@ -404,7 +403,7 @@ static int PolicyRunningIdleTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
g_array_remove_index(pCurrEndPointPolicy->streamInfo, i);
if(pCurrEndPointPolicy->streamInfo->len > 0) //need to unduck
{
- //check the last element(Akways highest priority)
+ //check the last element (always highest priority)
StreamPolicyInfoT HighPriorityStreamInfo = g_array_index(pCurrEndPointPolicy->streamInfo,StreamPolicyInfoT,pCurrEndPointPolicy->streamInfo->len-1);
switch(currentPolicyStreamInfo.interruptBehavior)
{
@@ -416,7 +415,8 @@ static int PolicyRunningIdleTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
HighPriorityStreamInfo.pAudioRole,
pCurrEndPointPolicy->deviceType,
HighPriorityStreamInfo.iDuckVolume,
- false);
+ true, // ramp volume
+ true);// raise event
if(err)
{
return POLICY_FAIL;
@@ -424,7 +424,20 @@ static int PolicyRunningIdleTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
return POLICY_SUCCESS;
case INTERRUPTBEHAVIOR_PAUSE:
- PolicyPostStateEvent(HighPriorityStreamInfo.streamID,STREAM_EVENT_RESUME);
+ PolicyPostStateEvent(HighPriorityStreamInfo.streamID,STREAM_EVENT_RESUME);
+ // unmute stream (safety net for legacy streams)
+ err = PolicySetVolume(pCurrEndPointPolicy->endpointID,
+ pCurrEndPointPolicy->type,
+ pCurrEndPointPolicy->pHalApiName,
+ HighPriorityStreamInfo.pAudioRole,
+ pCurrEndPointPolicy->deviceType,
+ pCurrEndPointPolicy->iVolume, // restore volume
+ false, // ramp volume
+ false);// raise event
+ if(err)
+ {
+ return POLICY_FAIL;
+ }
return POLICY_SUCCESS;
case INTERRUPTBEHAVIOR_CANCEL:
PolicyPostStateEvent(HighPriorityStreamInfo.streamID,STREAM_EVENT_START);
@@ -463,7 +476,7 @@ static int PolicyIdleRunningTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
{
case INTERRUPTBEHAVIOR_CONTINUE:
//Save the current Volume and set the docking volume
- pCurrentActiveStreamInfo->iDuckVolume = pStreamInfo->endpoint.iVolume;
+ pCurrentActiveStreamInfo->iDuckVolume = pCurrEndPointPolicy->iVolume;
StreamConfigT StreamConfig;
err = getStreamConfig(pStreamInfo->pRoleName, &StreamConfig);
if(err == POLICY_FAIL)
@@ -477,15 +490,30 @@ static int PolicyIdleRunningTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
pCurrentActiveStreamInfo->pAudioRole,
pCurrEndPointPolicy->deviceType,
StreamConfig.iVolumeDuckValue,
- false);
+ true, // volume ramp
+ true); // raise event
if(err)
{
- AFB_ERROR("Set Volume return with errorcode%i for streamID: %i and Hal:%s", err, pCurrentActiveStreamInfo->streamID, pCurrEndPointPolicy->pHalApiName);
+ AFB_ERROR("Set volume return with errorcode %i for streamID: %i and Hal:%s", err, pCurrentActiveStreamInfo->streamID, pCurrEndPointPolicy->pHalApiName);
return POLICY_FAIL;
}
break;
case INTERRUPTBEHAVIOR_PAUSE:
- PolicyPostStateEvent(pCurrentActiveStreamInfo->streamID,STREAM_EVENT_PAUSE);
+ PolicyPostStateEvent(pCurrentActiveStreamInfo->streamID,STREAM_EVENT_PAUSE);
+ // mute stream as a safety net for legacy streams
+ err = PolicySetVolume(pCurrEndPointPolicy->endpointID,
+ pCurrEndPointPolicy->type,
+ pCurrEndPointPolicy->pHalApiName,
+ pCurrentActiveStreamInfo->pAudioRole,
+ pCurrEndPointPolicy->deviceType,
+ 0, // mute volume
+ false, // volume ramp
+ false); // raise event
+ if(err)
+ {
+ AFB_ERROR("Set volume return with errorcode %i for streamID: %i and Hal:%s", err, pCurrentActiveStreamInfo->streamID, pCurrEndPointPolicy->pHalApiName);
+ return POLICY_FAIL;
+ }
break;
case INTERRUPTBEHAVIOR_CANCEL:
PolicyPostStateEvent(pCurrentActiveStreamInfo->streamID,STREAM_EVENT_STOP);
@@ -536,7 +564,8 @@ static void PolicySpeedModify(int speed)
pCurStream->pAudioRole,
pCurEndpoint->deviceType,
volume,
- false);
+ true, // volume ramp
+ true); // raise event
}
}
}
@@ -796,7 +825,8 @@ int Policy_SetStreamMute(json_object *pStreamJ)
Stream.pRoleName,
Stream.endpoint.deviceURIType,
0, // mute volume
- true); // no ramp and no volume event
+ false, // no volume ramp
+ false); // no volume event
if(err)
{
AFB_ERROR("StreamID:%i Set Volume return with errorcode%i",Stream.streamID, err);
@@ -812,7 +842,8 @@ int Policy_SetStreamMute(json_object *pStreamJ)
Stream.pRoleName,
Stream.endpoint.deviceURIType,
Stream.endpoint.iVolume, // restore volume
- true); // no ramp and no volume event
+ false, // no volume ramp
+ false); // no volume event
if(err)
{
AFB_ERROR("Endpoint:%i Set Volume return with errorcode%i",Stream.streamID, err);
@@ -825,7 +856,7 @@ int Policy_SetStreamMute(json_object *pStreamJ)
return AHL_POLICY_ACCEPT;
}
-int Policy_SetVolume(json_object *pEndpointJ)
+int Policy_SetVolume(json_object *pEndpointJ,json_object ** ppVolumeReply)
{
char *volumeStr = NULL;
EndPointInterfaceInfoT Endpoint;
@@ -853,17 +884,24 @@ int Policy_SetVolume(json_object *pEndpointJ)
Endpoint.pRoleName,
Endpoint.deviceURIType,
vol,
- false); // Volume ramp and send events
+ true, // volume ramp
+ true); // send events (to be forwarded to application clients)
if (err)
{
AFB_ERROR("Set Volume return with errorcode %i", err);
return AHL_POLICY_REJECT;
}
+ err = wrap_json_pack(ppVolumeReply,"{s:i}","volume",vol);
+ if (err)
+ {
+ return AHL_POLICY_REJECT;
+ }
+
return AHL_POLICY_ACCEPT;
}
-int Policy_SetProperty(json_object *pEndpointJ)
+int Policy_SetProperty(json_object *pEndpointJ,json_object ** ppPropertyReply)
{
char *propertyName = NULL;
EndPointInterfaceInfoT Endpoint;
@@ -889,7 +927,7 @@ int Policy_SetProperty(json_object *pEndpointJ)
json_type currentTypeJ = json_object_get_type(propValueJ);
json_object *propArray = NULL;
- if(!json_object_object_get_ex(pEndpointJ, "properties", &propArray))
+ if(!json_object_object_get_ex(pEndpointJ, "property_table", &propArray))
{
return AHL_POLICY_REJECT;
}
@@ -910,11 +948,13 @@ int Policy_SetProperty(json_object *pEndpointJ)
if(strcasecmp(propElementName,propertyName)==0)
{
json_object *propElementValueJ=NULL;
- if(!json_object_object_get_ex(propElementJ, "property_value", &propElementValueJ))
+ AFB_NOTICE("property element =%s",json_object_get_string(propElementJ));
+ if(json_object_object_get_ex(propElementJ, "property_value", &propElementValueJ))
{
json_type elementTypeJ = json_object_get_type(propElementValueJ);
// Apply policy on set property if needed here
+
// Here we only validate that the type is the same
if(currentTypeJ != elementTypeJ)
{
@@ -950,9 +990,17 @@ int Policy_SetProperty(json_object *pEndpointJ)
return AHL_POLICY_REJECT;
}
- // Raise Event to update HLB
+ // Raise event to notify HLB clients
+ // Same mechanic that policy could use if a particular state change would need to affect a property
audiohlapi_raise_event(pEventDataJ);
+ // HLB expects synchronous return of policy effected value
+ err = wrap_json_pack(ppPropertyReply,"{s:o}","value",propValueJ);
+ if (err)
+ {
+ return AHL_POLICY_REJECT;
+ }
+
return AHL_POLICY_ACCEPT;
}
@@ -1031,7 +1079,8 @@ int Policy_Endpoint_Init(json_object *pInPolicyEndpointJ,json_object **pOutPolic
pRoleName,
deviceURIType,
StreamConfig.iVolumeInit,
- true); // Do not raise event and no volume ramp
+ false, // no volume ramp
+ false); // Do not raise event
if(err) {
goto OnError;
}
diff --git a/ahl-policy/ahl-policy.h b/ahl-policy/ahl-policy.h
index 0200973..ca42016 100644
--- a/ahl-policy/ahl-policy.h
+++ b/ahl-policy/ahl-policy.h
@@ -36,8 +36,8 @@ int Policy_CloseStream(json_object *pStreamJ);
int Policy_SetStreamState(json_object *pStreamJ);
int Policy_SetStreamMute(json_object *pStreamJ);
int Policy_PostAction(json_object *pActionJ);
-int Policy_SetVolume(json_object *pEndpointJ);
-int Policy_SetProperty(json_object *pEndpointJ);
+int Policy_SetVolume(json_object *pEndpointJ,json_object ** ppVolumeReply);
+int Policy_SetProperty(json_object *pEndpointJ,json_object ** ppPropertyReply);
int Policy_Init();
void Policy_Term();
void Policy_OnEvent(const char *evtname, json_object *eventJ);