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Commit 302fce3a authored by Emilian Peev's avatar Emilian Peev
Browse files

Add ImageReader callback traces 

Adds performance tracing around the ImageReader image
callbacks

Bug: 327502995
Test: Manual using camera application

Change-Id: I094d161cbe3617899596b1f3f5def315b96fbdf6
parent 1710ca94

media/java/android/media/ImageReader.java

+3 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ import android.os.Build; 
import android.os.Handler;

import android.os.Looper;

import android.os.ParcelFileDescriptor;

import android.os.Trace;

import android.view.Surface;



import dalvik.system.VMRuntime;
@@ -925,6 +926,7 @@ public class ImageReader implements AutoCloseable { 
        if (ir == null) {

            return;

        }

        Trace.beginSection("android.media.ImageReader#postEventFromNative");



        final Executor executor;

        final OnImageAvailableListener listener;
@@ -948,6 +950,7 @@ public class ImageReader implements AutoCloseable { 
                }

            });

        }

        Trace.endSection();

    }



    /**

media/jni/android_media_ImageReader.cpp

+3 −0
Original line number Diff line number Diff line
@@ -16,11 +16,13 @@ 


//#define LOG_NDEBUG 0

#define LOG_TAG "ImageReader_JNI"

#define ATRACE_TAG ATRACE_TAG_CAMERA

#include "android_media_Utils.h"

#include <cutils/atomic.h>

#include <utils/Log.h>

#include <utils/misc.h>

#include <utils/List.h>

#include <utils/Trace.h>

#include <utils/String8.h>



#include <cstdio>
@@ -223,6 +225,7 @@ JNIImageReaderContext::~JNIImageReaderContext() { 


void JNIImageReaderContext::onFrameAvailable(const BufferItem& /*item*/)

{

    ATRACE_CALL();

    ALOGV("%s: frame available", __FUNCTION__);

    bool needsDetach = false;

    JNIEnv* env = getJNIEnv(&needsDetach);