AudioEffect: Add process callback
Add a callback method to IEffectClient interface to notify the
controlling AudioEffect client when the effect engine has processed
frames in the audio mixer thread.
Bug: 188502620
Test: make
Change-Id: Ibf3078b2fc779102eb8f70698e6ccc308c6f0bad
diff --git a/media/libaudioclient/AudioEffect.cpp b/media/libaudioclient/AudioEffect.cpp
index 6ad5483..9091599 100644
--- a/media/libaudioclient/AudioEffect.cpp
+++ b/media/libaudioclient/AudioEffect.cpp
@@ -70,7 +70,8 @@
audio_session_t sessionId,
audio_io_handle_t io,
const AudioDeviceTypeAddr& device,
- bool probe)
+ bool probe,
+ bool notifyFramesProcessed)
{
sp<media::IEffect> iEffect;
sp<IMemory> cblk;
@@ -124,6 +125,7 @@
request.device = VALUE_OR_RETURN_STATUS(legacy2aidl_AudioDeviceTypeAddress(device));
request.attributionSource = mClientAttributionSource;
request.probe = probe;
+ request.notifyFramesProcessed = notifyFramesProcessed;
media::CreateEffectResponse response;
@@ -194,7 +196,8 @@
audio_session_t sessionId,
audio_io_handle_t io,
const AudioDeviceTypeAddr& device,
- bool probe)
+ bool probe,
+ bool notifyFramesProcessed)
{
effect_uuid_t type;
effect_uuid_t *pType = nullptr;
@@ -211,7 +214,8 @@
pUuid = &uuid;
}
- return set(pType, pUuid, priority, cbf, user, sessionId, io, device, probe);
+ return set(pType, pUuid, priority, cbf, user, sessionId, io,
+ device, probe, notifyFramesProcessed);
}
@@ -522,6 +526,13 @@
}
}
+void AudioEffect::framesProcessed(int32_t frames)
+{
+ if (mCbf != NULL) {
+ mCbf(EVENT_FRAMES_PROCESSED, mUserData, &frames);
+ }
+}
+
// -------------------------------------------------------------------------
status_t AudioEffect::queryNumberEffects(uint32_t *numEffects)