commit 022b9953153bdb1984f0abb17d21ef8c1826ad49
author Mikhail Naganov <mnaganov@google.com> Wed Jan 04 16:36:51 2017 -0800
committer Mikhail Naganov <mnaganov@google.com> Mon Jan 09 18:18:18 2017 -0800
tree aff19a7663d75cbb16bc003424bacb6f97b738cd
parent e61f9e57e61cbf4d86d6385dd3cddb41e245f749

Re-implement HIDL effect processing using FMQ and IMemory

Result: no hwbinder calls due music processing.

Test: make, use Play Music with effects, check traces
Bug: 30222631
Change-Id: I06d0e94e603688874b31824427f3b0878b5f7c8e

media/libaudiohal/EffectHalLocal.cpp

diff --git a/media/libaudiohal/EffectHalLocal.cpp b/media/libaudiohal/EffectHalLocal.cpp
index 56a365c..b4f1934 100644
--- a/media/libaudiohal/EffectHalLocal.cpp
+++ b/media/libaudiohal/EffectHalLocal.cpp
@@ -34,12 +34,27 @@
     mHandle = 0;
 }
 
-status_t EffectHalLocal::process(audio_buffer_t *inBuffer, audio_buffer_t *outBuffer) {
-    return (*mHandle)->process(mHandle, inBuffer, outBuffer);
+status_t EffectHalLocal::setInBuffer(const sp<EffectBufferHalInterface>& buffer) {
+    mInBuffer = buffer;
+    return OK;
 }
 
-status_t EffectHalLocal::processReverse(audio_buffer_t *inBuffer, audio_buffer_t *outBuffer) {
-    return (*mHandle)->process_reverse(mHandle, inBuffer, outBuffer);
+status_t EffectHalLocal::setOutBuffer(const sp<EffectBufferHalInterface>& buffer) {
+    mOutBuffer = buffer;
+    return OK;
+}
+
+status_t EffectHalLocal::process() {
+    return (*mHandle)->process(mHandle, mInBuffer->audioBuffer(), mOutBuffer->audioBuffer());
+}
+
+status_t EffectHalLocal::processReverse() {
+    if ((*mHandle)->process_reverse != NULL) {
+        return (*mHandle)->process_reverse(
+                mHandle, mInBuffer->audioBuffer(), mOutBuffer->audioBuffer());
+    } else {
+        return INVALID_OPERATION;
+    }
 }
 
 status_t EffectHalLocal::command(uint32_t cmdCode, uint32_t cmdSize, void *pCmdData,
@@ -51,4 +66,8 @@
     return (*mHandle)->get_descriptor(mHandle, pDescriptor);
 }
 
+status_t EffectHalLocal::close() {
+    return OK;
+}
+
 } // namespace android