Merge "Fix delay used when polling for rendered buffers" into main
diff --git a/media/libeffects/visualizer/aidl/VisualizerContext.cpp b/media/libeffects/visualizer/aidl/VisualizerContext.cpp
index 5d0d08d..a1726ad 100644
--- a/media/libeffects/visualizer/aidl/VisualizerContext.cpp
+++ b/media/libeffects/visualizer/aidl/VisualizerContext.cpp
@@ -223,8 +223,7 @@
deltaSamples = kMaxCaptureBufSize;
}
- int32_t capturePoint;
- //capturePoint = (int32_t)mCaptureIdx - deltaSamples;
+ int32_t capturePoint, captureSamples = mCaptureSamples;
__builtin_sub_overflow((int32_t) mCaptureIdx, deltaSamples, &capturePoint);
// a negative capturePoint means we wrap the buffer.
if (capturePoint < 0) {
@@ -232,13 +231,14 @@
if (size > mCaptureSamples) {
size = mCaptureSamples;
}
+ // first part of two stages copy, capture to the end of buffer and reset the size/point
result.insert(result.end(), &mCaptureBuf[kMaxCaptureBufSize + capturePoint],
&mCaptureBuf[kMaxCaptureBufSize + capturePoint + size]);
- mCaptureSamples -= size;
+ captureSamples -= size;
capturePoint = 0;
}
result.insert(result.end(), &mCaptureBuf[capturePoint],
- &mCaptureBuf[capturePoint + mCaptureSamples]);
+ &mCaptureBuf[capturePoint + captureSamples]);
mLastCaptureIdx = mCaptureIdx;
return result;
}