audio policy: allow silencing capture per port
Add the possibility to silence a particular AudioRecord
client rather than silencing all clients sharing the same UID.
Test: AudioRecordTest#testRecordNoDataForIdleUids
Change-Id: Ic472045cd45c7222ca3a88ccf131435fd1e26475
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index fa8da89..389f861 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -222,7 +222,7 @@
if (result == NO_ERROR) {
sp <AudioPlaybackClient> client =
- new AudioPlaybackClient(*attr, *output, uid, pid, session, *selectedDeviceId, *stream);
+ new AudioPlaybackClient(*attr, *output, uid, pid, session, *portId, *selectedDeviceId, *stream);
mAudioPlaybackClients.add(*portId, client);
}
return result;
@@ -451,7 +451,7 @@
return status;
}
- sp<AudioRecordClient> client = new AudioRecordClient(*attr, *input, uid, pid, session,
+ sp<AudioRecordClient> client = new AudioRecordClient(*attr, *input, uid, pid, session, *portId,
*selectedDeviceId, opPackageName,
canCaptureOutput, canCaptureHotword);
mAudioRecordClients.add(*portId, client);
diff --git a/services/audiopolicy/service/AudioPolicyService.cpp b/services/audiopolicy/service/AudioPolicyService.cpp
index d1b59c1..16425aa 100644
--- a/services/audiopolicy/service/AudioPolicyService.cpp
+++ b/services/audiopolicy/service/AudioPolicyService.cpp
@@ -569,7 +569,7 @@
}
}
}
- setAppState_l(current->uid,
+ setAppState_l(current->portId,
allowCapture ? apmStatFromAmState(mUidPolicy->getUidState(current->uid)) :
APP_STATE_IDLE);
if (allowCapture) {
@@ -582,7 +582,7 @@
for (size_t i = 0; i < mAudioRecordClients.size(); i++) {
sp<AudioRecordClient> current = mAudioRecordClients[i];
if (!isVirtualSource(current->attributes.source)) {
- setAppState_l(current->uid, APP_STATE_IDLE);
+ setAppState_l(current->portId, APP_STATE_IDLE);
}
}
}
@@ -628,17 +628,17 @@
return false;
}
-void AudioPolicyService::setAppState_l(uid_t uid, app_state_t state)
+void AudioPolicyService::setAppState_l(audio_port_handle_t portId, app_state_t state)
{
AutoCallerClear acc;
if (mAudioPolicyManager) {
- mAudioPolicyManager->setAppState(uid, state);
+ mAudioPolicyManager->setAppState(portId, state);
}
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
if (af) {
bool silenced = state == APP_STATE_IDLE;
- af->setRecordSilenced(uid, silenced);
+ af->setRecordSilenced(portId, silenced);
}
}
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index 74aea0d..939df2c 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -311,7 +311,7 @@
virtual status_t shellCommand(int in, int out, int err, Vector<String16>& args);
// Sets whether the given UID records only silence
- virtual void setAppState_l(uid_t uid, app_state_t state);
+ virtual void setAppState_l(audio_port_handle_t portId, app_state_t state);
// Overrides the UID state as if it is idle
status_t handleSetUidState(Vector<String16>& args, int err);
@@ -759,9 +759,10 @@
public:
AudioClient(const audio_attributes_t attributes,
const audio_io_handle_t io, uid_t uid, pid_t pid,
- const audio_session_t session, const audio_port_handle_t deviceId) :
+ const audio_session_t session, audio_port_handle_t portId,
+ const audio_port_handle_t deviceId) :
attributes(attributes), io(io), uid(uid), pid(pid),
- session(session), deviceId(deviceId), active(false) {}
+ session(session), portId(portId), deviceId(deviceId), active(false) {}
~AudioClient() override = default;
@@ -770,6 +771,7 @@
const uid_t uid; // client UID
const pid_t pid; // client PID
const audio_session_t session; // audio session ID
+ const audio_port_handle_t portId;
const audio_port_handle_t deviceId; // selected input device port ID
bool active; // Playback/Capture is active or inactive
};
@@ -781,10 +783,10 @@
public:
AudioRecordClient(const audio_attributes_t attributes,
const audio_io_handle_t io, uid_t uid, pid_t pid,
- const audio_session_t session, const audio_port_handle_t deviceId,
- const String16& opPackageName,
+ const audio_session_t session, audio_port_handle_t portId,
+ const audio_port_handle_t deviceId, const String16& opPackageName,
bool canCaptureOutput, bool canCaptureHotword) :
- AudioClient(attributes, io, uid, pid, session, deviceId),
+ AudioClient(attributes, io, uid, pid, session, portId, deviceId),
opPackageName(opPackageName), startTimeNs(0),
canCaptureOutput(canCaptureOutput), canCaptureHotword(canCaptureHotword) {}
~AudioRecordClient() override = default;
@@ -802,9 +804,9 @@
public:
AudioPlaybackClient(const audio_attributes_t attributes,
const audio_io_handle_t io, uid_t uid, pid_t pid,
- const audio_session_t session, audio_port_handle_t deviceId,
- audio_stream_type_t stream) :
- AudioClient(attributes, io, uid, pid, session, deviceId), stream(stream) {}
+ const audio_session_t session, audio_port_handle_t portId,
+ audio_port_handle_t deviceId, audio_stream_type_t stream) :
+ AudioClient(attributes, io, uid, pid, session, portId, deviceId), stream(stream) {}
~AudioPlaybackClient() override = default;
const audio_stream_type_t stream;