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Merge pull request #5470 from apavlenko:android_camera_gl_view

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This commit is contained in:
Alexander Alekhin 2015-10-08 13:31:51 +00:00
commit 441eeef319
17 changed files with 991 additions and 705 deletions
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10
modules/java/CMakeLists.txt
View File

@ -179,6 +179,16 @@ if(NOT ANDROID)
else()
file(GLOB_RECURSE handwrittren_lib_project_files_rel RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/" "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/*")
list(REMOVE_ITEM handwrittren_lib_project_files_rel "${ANDROID_MANIFEST_FILE}")
# calc default SDK Target
android_get_compatible_target(android_sdk_target ${ANDROID_NATIVE_API_LEVEL} ${ANDROID_SDK_TARGET} 11)
string(REGEX REPLACE "android-" "" android_sdk_target_num ${android_sdk_target})
# filter out
if( (ANDROID_SDK_TARGET AND ANDROID_SDK_TARGET LESS 21) OR (android_sdk_target_num LESS 21) )
message(STATUS "[OpenCV for Android SDK]: A new OpenGL Camera Bridge (CameraGLSurfaceView, CameraGLRendererBase, CameraRenderer, Camera2Renderer) is disabled, because ANDROID_SDK_TARGET (${android_sdk_target_num}) < 21")
ocv_list_filterout(handwritten_java_sources "android\\\\+CameraGL")
ocv_list_filterout(handwritten_java_sources "android\\\\+Camera.?Renderer")
endif()
endif()
# IMPORTANT: add dependencies to cmake (we should rerun cmake if any of these files is modified)

123
samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/Camera2Renderer.java → modules/java/generator/src/java/android+Camera2Renderer.java
View File

@ -1,10 +1,9 @@
package org.opencv.samples.tutorial4;
package org.opencv.android;
import java.util.Arrays;
import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;
import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.content.Context;
import android.graphics.SurfaceTexture;
import android.hardware.camera2.CameraAccessException;
@ -20,38 +19,45 @@ import android.util.Log;
import android.util.Size;
import android.view.Surface;
@SuppressLint("NewApi") public class Camera2Renderer extends MyGLRendererBase {
@TargetApi(21)
public class Camera2Renderer extends CameraGLRendererBase {
protected final String LOGTAG = "Camera2Renderer";
private CameraDevice mCameraDevice;
private CameraCaptureSession mCaptureSession;
private CaptureRequest.Builder mPreviewRequestBuilder;
private String mCameraID;
private Size mPreviewSize = new Size(1280, 720);
private Size mPreviewSize = new Size(-1, -1);
private HandlerThread mBackgroundThread;
private Handler mBackgroundHandler;
private Semaphore mCameraOpenCloseLock = new Semaphore(1);
Camera2Renderer(MyGLSurfaceView view) {
Camera2Renderer(CameraGLSurfaceView view) {
super(view);
}
public void onResume() {
stopBackgroundThread();
super.onResume();
@Override
protected void doStart() {
Log.d(LOGTAG, "doStart");
startBackgroundThread();
super.doStart();
}
public void onPause() {
super.onPause();
@Override
protected void doStop() {
Log.d(LOGTAG, "doStop");
super.doStop();
stopBackgroundThread();
}
boolean cacPreviewSize(final int width, final int height) {
boolean cacPreviewSize(final int width, final int height) {
Log.i(LOGTAG, "cacPreviewSize: "+width+"x"+height);
if(mCameraID == null)
if(mCameraID == null) {
Log.e(LOGTAG, "Camera isn't initialized!");
return false;
}
CameraManager manager = (CameraManager) mView.getContext()
.getSystemService(Context.CAMERA_SERVICE);
try {
@ -72,7 +78,8 @@ import android.view.Surface;
}
}
Log.i(LOGTAG, "best size: "+bestWidth+"x"+bestHeight);
if( mPreviewSize.getWidth() == bestWidth &&
if( bestWidth == 0 || bestHeight == 0 ||
mPreviewSize.getWidth() == bestWidth &&
mPreviewSize.getHeight() == bestHeight )
return false;
else {
@ -89,26 +96,38 @@ import android.view.Surface;
return false;
}
protected void openCamera() {
@Override
protected void openCamera(int id) {
Log.i(LOGTAG, "openCamera");
//closeCamera();
CameraManager manager = (CameraManager) mView.getContext()
.getSystemService(Context.CAMERA_SERVICE);
CameraManager manager = (CameraManager) mView.getContext().getSystemService(Context.CAMERA_SERVICE);
try {
for (String cameraID : manager.getCameraIdList()) {
CameraCharacteristics characteristics = manager
.getCameraCharacteristics(cameraID);
if (characteristics.get(CameraCharacteristics.LENS_FACING) == CameraCharacteristics.LENS_FACING_FRONT)
continue;
mCameraID = cameraID;
break;
String camList[] = manager.getCameraIdList();
if(camList.length == 0) {
Log.e(LOGTAG, "Error: camera isn't detected.");
return;
}
if (!mCameraOpenCloseLock.tryAcquire(2500, TimeUnit.MILLISECONDS)) {
throw new RuntimeException(
"Time out waiting to lock camera opening.");
if(id == CameraBridgeViewBase.CAMERA_ID_ANY) {
mCameraID = camList[0];
} else {
for (String cameraID : camList) {
CameraCharacteristics characteristics = manager.getCameraCharacteristics(cameraID);
if( id == CameraBridgeViewBase.CAMERA_ID_BACK &&
characteristics.get(CameraCharacteristics.LENS_FACING) == CameraCharacteristics.LENS_FACING_BACK ||
id == CameraBridgeViewBase.CAMERA_ID_FRONT &&
characteristics.get(CameraCharacteristics.LENS_FACING) == CameraCharacteristics.LENS_FACING_FRONT) {
mCameraID = cameraID;
break;
}
}
}
if(mCameraID != null) {
if (!mCameraOpenCloseLock.tryAcquire(2500, TimeUnit.MILLISECONDS)) {
throw new RuntimeException(
"Time out waiting to lock camera opening.");
}
Log.i(LOGTAG, "Opening camera: " + mCameraID);
manager.openCamera(mCameraID, mStateCallback, mBackgroundHandler);
}
manager.openCamera(mCameraID, mStateCallback, mBackgroundHandler);
} catch (CameraAccessException e) {
Log.e(LOGTAG, "OpenCamera - Camera Access Exception");
} catch (IllegalArgumentException e) {
@ -120,6 +139,7 @@ import android.view.Surface;
}
}
@Override
protected void closeCamera() {
Log.i(LOGTAG, "closeCamera");
try {
@ -133,8 +153,7 @@ import android.view.Surface;
mCameraDevice = null;
}
} catch (InterruptedException e) {
throw new RuntimeException(
"Interrupted while trying to lock camera closing.", e);
throw new RuntimeException("Interrupted while trying to lock camera closing.", e);
} finally {
mCameraOpenCloseLock.release();
}
@ -166,7 +185,10 @@ import android.view.Surface;
};
private void createCameraPreviewSession() {
Log.i(LOGTAG, "createCameraPreviewSession");
int w=mPreviewSize.getWidth(), h=mPreviewSize.getHeight();
Log.i(LOGTAG, "createCameraPreviewSession("+w+"x"+h+")");
if(w<0 || h<0)
return;
try {
mCameraOpenCloseLock.acquire();
if (null == mCameraDevice) {
@ -179,15 +201,14 @@ import android.view.Surface;
Log.e(LOGTAG, "createCameraPreviewSession: mCaptureSession is already started");
return;
}
if(null == mSTex) {
if(null == mSTexture) {
mCameraOpenCloseLock.release();
Log.e(LOGTAG, "createCameraPreviewSession: preview SurfaceTexture is null");
return;
}
Log.d(LOGTAG, "starting preview "+mPreviewSize.getWidth()+"x"+mPreviewSize.getHeight());
mSTex.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
mSTexture.setDefaultBufferSize(w, h);
Surface surface = new Surface(mSTex);
Surface surface = new Surface(mSTexture);
mPreviewRequestBuilder = mCameraDevice
.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
@ -196,20 +217,13 @@ import android.view.Surface;
mCameraDevice.createCaptureSession(Arrays.asList(surface),
new CameraCaptureSession.StateCallback() {
@Override
public void onConfigured(
CameraCaptureSession cameraCaptureSession) {
public void onConfigured( CameraCaptureSession cameraCaptureSession) {
mCaptureSession = cameraCaptureSession;
try {
mPreviewRequestBuilder
.set(CaptureRequest.CONTROL_AF_MODE,
CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
mPreviewRequestBuilder
.set(CaptureRequest.CONTROL_AE_MODE,
CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_MODE, CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
mCaptureSession.setRepeatingRequest(
mPreviewRequestBuilder.build(), null,
mBackgroundHandler);
mCaptureSession.setRepeatingRequest(mPreviewRequestBuilder.build(), null, mBackgroundHandler);
Log.i(LOGTAG, "CameraPreviewSession has been started");
} catch (CameraAccessException e) {
Log.e(LOGTAG, "createCaptureSession failed");
@ -237,6 +251,7 @@ import android.view.Surface;
private void startBackgroundThread() {
Log.i(LOGTAG, "startBackgroundThread");
stopBackgroundThread();
mBackgroundThread = new HandlerThread("CameraBackground");
mBackgroundThread.start();
mBackgroundHandler = new Handler(mBackgroundThread.getLooper());
@ -259,9 +274,16 @@ import android.view.Surface;
@Override
protected void setCameraPreviewSize(int width, int height) {
Log.i(LOGTAG, "setCameraPreviewSize("+width+"x"+height+")");
if(mMaxCameraWidth > 0 && mMaxCameraWidth < width) width = mMaxCameraWidth;
if(mMaxCameraHeight > 0 && mMaxCameraHeight < height) height = mMaxCameraHeight;
try {
mCameraOpenCloseLock.acquire();
if( !cacPreviewSize(width, height) ) {
boolean needReconfig = cacPreviewSize(width, height);
mCameraWidth = mPreviewSize.getWidth();
mCameraHeight = mPreviewSize.getHeight();
if( !needReconfig ) {
mCameraOpenCloseLock.release();
return;
}
@ -274,8 +296,7 @@ import android.view.Surface;
createCameraPreviewSession();
} catch (InterruptedException e) {
mCameraOpenCloseLock.release();
throw new RuntimeException(
"Interrupted while setCameraPreviewSize.", e);
throw new RuntimeException("Interrupted while setCameraPreviewSize.", e);
}
}
}

440
modules/java/generator/src/java/android+CameraGLRendererBase.java Normal file
View File

@ -0,0 +1,440 @@
package org.opencv.android;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.FloatBuffer;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.opengles.GL10;
import org.opencv.android.CameraGLSurfaceView.CameraTextureListener;
import android.annotation.TargetApi;
import android.graphics.SurfaceTexture;
import android.opengl.GLES11Ext;
import android.opengl.GLES20;
import android.opengl.GLSurfaceView;
import android.util.Log;
import android.view.View;
@TargetApi(15)
public abstract class CameraGLRendererBase implements GLSurfaceView.Renderer, SurfaceTexture.OnFrameAvailableListener {
protected final String LOGTAG = "CameraGLRendererBase";
// shaders
private final String vss = ""
+ "attribute vec2 vPosition;\n"
+ "attribute vec2 vTexCoord;\n" + "varying vec2 texCoord;\n"
+ "void main() {\n" + " texCoord = vTexCoord;\n"
+ " gl_Position = vec4 ( vPosition.x, vPosition.y, 0.0, 1.0 );\n"
+ "}";
private final String fssOES = ""
+ "#extension GL_OES_EGL_image_external : require\n"
+ "precision mediump float;\n"
+ "uniform samplerExternalOES sTexture;\n"
+ "varying vec2 texCoord;\n"
+ "void main() {\n"
+ " gl_FragColor = texture2D(sTexture,texCoord);\n" + "}";
private final String fss2D = ""
+ "precision mediump float;\n"
+ "uniform sampler2D sTexture;\n"
+ "varying vec2 texCoord;\n"
+ "void main() {\n"
+ " gl_FragColor = texture2D(sTexture,texCoord);\n" + "}";
// coord-s
private final float vertices[] = {
-1, -1,
-1, 1,
1, -1,
1, 1 };
private final float texCoordOES[] = {
0, 1,
0, 0,
1, 1,
1, 0 };
private final float texCoord2D[] = {
0, 0,
0, 1,
1, 0,
1, 1 };
private int[] texCamera = {0}, texFBO = {0}, texDraw = {0};
private int[] FBO = {0};
private int progOES = -1, prog2D = -1;
private int vPosOES, vTCOES, vPos2D, vTC2D;
private FloatBuffer vert, texOES, tex2D;
protected int mCameraWidth = -1, mCameraHeight = -1;
protected int mFBOWidth = -1, mFBOHeight = -1;
protected int mMaxCameraWidth = -1, mMaxCameraHeight = -1;
protected int mCameraIndex = CameraBridgeViewBase.CAMERA_ID_ANY;
protected SurfaceTexture mSTexture;
protected boolean mHaveSurface = false;
protected boolean mHaveFBO = false;
protected boolean mUpdateST = false;
protected boolean mEnabled = true;
protected boolean mIsStarted = false;
protected CameraGLSurfaceView mView;
protected abstract void openCamera(int id);
protected abstract void closeCamera();
protected abstract void setCameraPreviewSize(int width, int height); // updates mCameraWidth & mCameraHeight
public CameraGLRendererBase(CameraGLSurfaceView view) {
mView = view;
int bytes = vertices.length * Float.SIZE / Byte.SIZE;
vert = ByteBuffer.allocateDirect(bytes).order(ByteOrder.nativeOrder()).asFloatBuffer();
texOES = ByteBuffer.allocateDirect(bytes).order(ByteOrder.nativeOrder()).asFloatBuffer();
tex2D = ByteBuffer.allocateDirect(bytes).order(ByteOrder.nativeOrder()).asFloatBuffer();
vert.put(vertices).position(0);
texOES.put(texCoordOES).position(0);
tex2D.put(texCoord2D).position(0);
}
@Override
public synchronized void onFrameAvailable(SurfaceTexture surfaceTexture) {
//Log.i(LOGTAG, "onFrameAvailable");
mUpdateST = true;
mView.requestRender();
}
@Override
public void onDrawFrame(GL10 gl) {
//Log.i(LOGTAG, "onDrawFrame start");
if (!mHaveFBO)
return;
synchronized(this) {
if (mUpdateST) {
mSTexture.updateTexImage();
mUpdateST = false;
}
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
CameraTextureListener texListener = mView.getCameraTextureListener();
if(texListener != null) {
//Log.d(LOGTAG, "haveUserCallback");
// texCamera(OES) -> texFBO
drawTex(texCamera[0], true, FBO[0]);
// call user code (texFBO -> texDraw)
boolean modified = texListener.onCameraTexture(texFBO[0], texDraw[0], mCameraWidth, mCameraHeight);
if(modified) {
// texDraw -> screen
drawTex(texDraw[0], false, 0);
} else {
// texFBO -> screen
drawTex(texFBO[0], false, 0);
}
} else {
Log.d(LOGTAG, "texCamera(OES) -> screen");
// texCamera(OES) -> screen
drawTex(texCamera[0], true, 0);
}
//Log.i(LOGTAG, "onDrawFrame end");
}
}
@Override
public void onSurfaceChanged(GL10 gl, int surfaceWidth, int surfaceHeight) {
Log.i(LOGTAG, "onSurfaceChanged("+surfaceWidth+"x"+surfaceHeight+")");
mHaveSurface = true;
updateState();
setPreviewSize(surfaceWidth, surfaceHeight);
}
@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
Log.i(LOGTAG, "onSurfaceCreated");
initShaders();
}
private void initShaders() {
String strGLVersion = GLES20.glGetString(GLES20.GL_VERSION);
if (strGLVersion != null)
Log.i(LOGTAG, "OpenGL ES version: " + strGLVersion);
GLES20.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
progOES = loadShader(vss, fssOES);
vPosOES = GLES20.glGetAttribLocation(progOES, "vPosition");
vTCOES = GLES20.glGetAttribLocation(progOES, "vTexCoord");
GLES20.glEnableVertexAttribArray(vPosOES);
GLES20.glEnableVertexAttribArray(vTCOES);
prog2D = loadShader(vss, fss2D);
vPos2D = GLES20.glGetAttribLocation(prog2D, "vPosition");
vTC2D = GLES20.glGetAttribLocation(prog2D, "vTexCoord");
GLES20.glEnableVertexAttribArray(vPos2D);
GLES20.glEnableVertexAttribArray(vTC2D);
}
private void initSurfaceTexture() {
Log.d(LOGTAG, "initSurfaceTexture");
deleteSurfaceTexture();
initTexOES(texCamera);
mSTexture = new SurfaceTexture(texCamera[0]);
mSTexture.setOnFrameAvailableListener(this);
}
private void deleteSurfaceTexture() {
Log.d(LOGTAG, "deleteSurfaceTexture");
if(mSTexture != null) {
mSTexture.release();
mSTexture = null;
deleteTex(texCamera);
}
}
private void initTexOES(int[] tex) {
if(tex.length == 1) {
GLES20.glGenTextures(1, tex, 0);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, tex[0]);
GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);
}
}
private static void deleteTex(int[] tex) {
if(tex.length == 1) {
GLES20.glDeleteTextures(1, tex, 0);
}
}
private static int loadShader(String vss, String fss) {
Log.d("CameraGLRendererBase", "loadShader");
int vshader = GLES20.glCreateShader(GLES20.GL_VERTEX_SHADER);
GLES20.glShaderSource(vshader, vss);
GLES20.glCompileShader(vshader);
int[] status = new int[1];
GLES20.glGetShaderiv(vshader, GLES20.GL_COMPILE_STATUS, status, 0);
if (status[0] == 0) {
Log.e("CameraGLRendererBase", "Could not compile vertex shader: "+GLES20.glGetShaderInfoLog(vshader));
GLES20.glDeleteShader(vshader);
vshader = 0;
return 0;
}
int fshader = GLES20.glCreateShader(GLES20.GL_FRAGMENT_SHADER);
GLES20.glShaderSource(fshader, fss);
GLES20.glCompileShader(fshader);
GLES20.glGetShaderiv(fshader, GLES20.GL_COMPILE_STATUS, status, 0);
if (status[0] == 0) {
Log.e("CameraGLRendererBase", "Could not compile fragment shader:"+GLES20.glGetShaderInfoLog(fshader));
GLES20.glDeleteShader(vshader);
GLES20.glDeleteShader(fshader);
fshader = 0;
return 0;
}
int program = GLES20.glCreateProgram();
GLES20.glAttachShader(program, vshader);
GLES20.glAttachShader(program, fshader);
GLES20.glLinkProgram(program);
GLES20.glDeleteShader(vshader);
GLES20.glDeleteShader(fshader);
GLES20.glGetProgramiv(program, GLES20.GL_LINK_STATUS, status, 0);
if (status[0] == 0) {
Log.e("CameraGLRendererBase", "Could not link shader program: "+GLES20.glGetProgramInfoLog(program));
program = 0;
return 0;
}
GLES20.glValidateProgram(program);
GLES20.glGetProgramiv(program, GLES20.GL_VALIDATE_STATUS, status, 0);
if (status[0] == 0)
{
Log.e("CameraGLRendererBase", "Shader program validation error: "+GLES20.glGetProgramInfoLog(program));
GLES20.glDeleteProgram(program);
program = 0;
return 0;
}
Log.d("CameraGLRendererBase", "Shader program is built OK");
return program;
}
private void deleteFBO()
{
Log.d(LOGTAG, "deleteFBO("+mFBOWidth+"x"+mFBOHeight+")");
GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
GLES20.glDeleteFramebuffers(1, FBO, 0);
deleteTex(texFBO);
deleteTex(texDraw);
mFBOWidth = mFBOHeight = 0;
}
private void initFBO(int width, int height)
{
Log.d(LOGTAG, "initFBO("+width+"x"+height+")");
deleteFBO();
GLES20.glGenTextures(1, texDraw, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texDraw[0]);
GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);
GLES20.glGenTextures(1, texFBO, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texFBO[0]);
GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);
//int hFBO;
GLES20.glGenFramebuffers(1, FBO, 0);
GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, FBO[0]);
GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texFBO[0], 0);
Log.d(LOGTAG, "initFBO error status: " + GLES20.glGetError());
int FBOstatus = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
if (FBOstatus != GLES20.GL_FRAMEBUFFER_COMPLETE)
Log.e(LOGTAG, "initFBO failed, status: " + FBOstatus);
mFBOWidth = width;
mFBOHeight = height;
}
// draw texture to FBO or to screen if fbo == 0
private void drawTex(int tex, boolean isOES, int fbo)
{
GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fbo);
if(fbo == 0)
GLES20.glViewport(0, 0, mView.getWidth(), mView.getHeight());
else
GLES20.glViewport(0, 0, mFBOWidth, mFBOHeight);
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
if(isOES) {
GLES20.glUseProgram(progOES);
GLES20.glVertexAttribPointer(vPosOES, 2, GLES20.GL_FLOAT, false, 4*2, vert);
GLES20.glVertexAttribPointer(vTCOES, 2, GLES20.GL_FLOAT, false, 4*2, texOES);
} else {
GLES20.glUseProgram(prog2D);
GLES20.glVertexAttribPointer(vPos2D, 2, GLES20.GL_FLOAT, false, 4*2, vert);
GLES20.glVertexAttribPointer(vTC2D, 2, GLES20.GL_FLOAT, false, 4*2, tex2D);
}
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
if(isOES) {
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, tex);
GLES20.glUniform1i(GLES20.glGetUniformLocation(progOES, "sTexture"), 0);
} else {
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, tex);
GLES20.glUniform1i(GLES20.glGetUniformLocation(prog2D, "sTexture"), 0);
}
GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
GLES20.glFlush();
}
public synchronized void enableView() {
Log.d(LOGTAG, "enableView");
mEnabled = true;
updateState();
}
public synchronized void disableView() {
Log.d(LOGTAG, "disableView");
mEnabled = false;
updateState();
}
protected void updateState() {
Log.d(LOGTAG, "updateState");
Log.d(LOGTAG, "mEnabled="+mEnabled+", mHaveSurface="+mHaveSurface);
boolean willStart = mEnabled && mHaveSurface && mView.getVisibility() == View.VISIBLE;
if (willStart != mIsStarted) {
if(willStart) doStart();
else doStop();
} else {
Log.d(LOGTAG, "keeping State unchanged");
}
Log.d(LOGTAG, "updateState end");
}
protected synchronized void doStart() {
Log.d(LOGTAG, "doStart");
initSurfaceTexture();
openCamera(mCameraIndex);
mIsStarted = true;
if(mCameraWidth>0 && mCameraHeight>0)
setPreviewSize(mCameraWidth, mCameraHeight); // start preview and call listener.onCameraViewStarted()
}
protected void doStop() {
Log.d(LOGTAG, "doStop");
synchronized(this) {
mUpdateST = false;
mIsStarted = false;
mHaveFBO = false;
closeCamera();
deleteSurfaceTexture();
}
CameraTextureListener listener = mView.getCameraTextureListener();
if(listener != null) listener.onCameraViewStopped();
}
protected void setPreviewSize(int width, int height) {
synchronized(this) {
mHaveFBO = false;
mCameraWidth = width;
mCameraHeight = height;
setCameraPreviewSize(width, height); // can change mCameraWidth & mCameraHeight
initFBO(mCameraWidth, mCameraHeight);
mHaveFBO = true;
}
CameraTextureListener listener = mView.getCameraTextureListener();
if(listener != null) listener.onCameraViewStarted(mCameraWidth, mCameraHeight);
}
public void setCameraIndex(int cameraIndex) {
disableView();
mCameraIndex = cameraIndex;
enableView();
}
public void setMaxCameraPreviewSize(int maxWidth, int maxHeight) {
disableView();
mMaxCameraWidth = maxWidth;
mMaxCameraHeight = maxHeight;
enableView();
}
public void onResume() {
Log.i(LOGTAG, "onResume");
}
public void onPause() {
Log.i(LOGTAG, "onPause");
mHaveSurface = false;
updateState();
mCameraWidth = mCameraHeight = -1;
}
}

119
modules/java/generator/src/java/android+CameraGLSurfaceView.java Normal file
View File

@ -0,0 +1,119 @@
package org.opencv.android;
import org.opencv.R;
import android.content.Context;
import android.content.res.TypedArray;
import android.opengl.GLSurfaceView;
import android.util.AttributeSet;
import android.util.Log;
import android.view.SurfaceHolder;
public class CameraGLSurfaceView extends GLSurfaceView {
private static final String LOGTAG = "CameraGLSurfaceView";
public interface CameraTextureListener {
/**
* This method is invoked when camera preview has started. After this method is invoked
* the frames will start to be delivered to client via the onCameraFrame() callback.
* @param width - the width of the frames that will be delivered
* @param height - the height of the frames that will be delivered
*/
public void onCameraViewStarted(int width, int height);
/**
* This method is invoked when camera preview has been stopped for some reason.
* No frames will be delivered via onCameraFrame() callback after this method is called.
*/
public void onCameraViewStopped();
/**
* This method is invoked when a new preview frame from Camera is ready.
* @param texIn - the OpenGL texture ID that contains frame in RGBA format
* @param texOut - the OpenGL texture ID that can be used to store modified frame image t display
* @param width - the width of the frame
* @param height - the height of the frame
* @return `true` if `texOut` should be displayed, `false` - to show `texIn`
*/
public boolean onCameraTexture(int texIn, int texOut, int width, int height);
};
private CameraTextureListener mTexListener;
private CameraGLRendererBase mRenderer;
public CameraGLSurfaceView(Context context, AttributeSet attrs) {
super(context, attrs);
TypedArray styledAttrs = getContext().obtainStyledAttributes(attrs, R.styleable.CameraBridgeViewBase);
int cameraIndex = styledAttrs.getInt(R.styleable.CameraBridgeViewBase_camera_id, -1);
styledAttrs.recycle();
if(android.os.Build.VERSION.SDK_INT >= 21)
mRenderer = new Camera2Renderer(this);
else
mRenderer = new CameraRenderer(this);
setCameraIndex(cameraIndex);
setEGLContextClientVersion(2);
setRenderer(mRenderer);
setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
}
public void setCameraTextureListener(CameraTextureListener texListener)
{
mTexListener = texListener;
}
public CameraTextureListener getCameraTextureListener()
{
return mTexListener;
}
public void setCameraIndex(int cameraIndex) {
mRenderer.setCameraIndex(cameraIndex);
}
public void setMaxCameraPreviewSize(int maxWidth, int maxHeight) {
mRenderer.setMaxCameraPreviewSize(maxWidth, maxHeight);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
super.surfaceCreated(holder);
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
mRenderer.mHaveSurface = false;
super.surfaceDestroyed(holder);
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
super.surfaceChanged(holder, format, w, h);
}
@Override
public void onResume() {
Log.i(LOGTAG, "onResume");
super.onResume();
mRenderer.onResume();
}
@Override
public void onPause() {
Log.i(LOGTAG, "onPause");
mRenderer.onPause();
super.onPause();
}
public void enableView() {
mRenderer.enableView();
}
public void disableView() {
mRenderer.disableView();
}
}

166
modules/java/generator/src/java/android+CameraRenderer.java Normal file
View File

@ -0,0 +1,166 @@
package org.opencv.android;
import java.io.IOException;
import java.util.List;
import android.annotation.TargetApi;
import android.hardware.Camera;
import android.hardware.Camera.Size;
import android.os.Build;
import android.util.Log;
@TargetApi(15)
@SuppressWarnings("deprecation")
public class CameraRenderer extends CameraGLRendererBase {
public static final String LOGTAG = "CameraRenderer";
private Camera mCamera;
private boolean mPreviewStarted = false;
CameraRenderer(CameraGLSurfaceView view) {
super(view);
}
@Override
protected synchronized void closeCamera() {
Log.i(LOGTAG, "closeCamera");
if(mCamera != null) {
mCamera.stopPreview();
mPreviewStarted = false;
mCamera.release();
mCamera = null;
}
}
@Override
protected synchronized void openCamera(int id) {
Log.i(LOGTAG, "openCamera");
closeCamera();
if (id == CameraBridgeViewBase.CAMERA_ID_ANY) {
Log.d(LOGTAG, "Trying to open camera with old open()");
try {
mCamera = Camera.open();
}
catch (Exception e){
Log.e(LOGTAG, "Camera is not available (in use or does not exist): " + e.getLocalizedMessage());
}
if(mCamera == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
boolean connected = false;
for (int camIdx = 0; camIdx < Camera.getNumberOfCameras(); ++camIdx) {
Log.d(LOGTAG, "Trying to open camera with new open(" + camIdx + ")");
try {
mCamera = Camera.open(camIdx);
connected = true;
} catch (RuntimeException e) {
Log.e(LOGTAG, "Camera #" + camIdx + "failed to open: " + e.getLocalizedMessage());
}
if (connected) break;
}
}
} else {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
int localCameraIndex = mCameraIndex;
if (mCameraIndex == CameraBridgeViewBase.CAMERA_ID_BACK) {
Log.i(LOGTAG, "Trying to open BACK camera");
Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
for (int camIdx = 0; camIdx < Camera.getNumberOfCameras(); ++camIdx) {
Camera.getCameraInfo( camIdx, cameraInfo );
if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_BACK) {
localCameraIndex = camIdx;
break;
}
}
} else if (mCameraIndex == CameraBridgeViewBase.CAMERA_ID_FRONT) {
Log.i(LOGTAG, "Trying to open FRONT camera");
Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
for (int camIdx = 0; camIdx < Camera.getNumberOfCameras(); ++camIdx) {
Camera.getCameraInfo( camIdx, cameraInfo );
if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
localCameraIndex = camIdx;
break;
}
}
}
if (localCameraIndex == CameraBridgeViewBase.CAMERA_ID_BACK) {
Log.e(LOGTAG, "Back camera not found!");
} else if (localCameraIndex == CameraBridgeViewBase.CAMERA_ID_FRONT) {
Log.e(LOGTAG, "Front camera not found!");
} else {
Log.d(LOGTAG, "Trying to open camera with new open(" + localCameraIndex + ")");
try {
mCamera = Camera.open(localCameraIndex);
} catch (RuntimeException e) {
Log.e(LOGTAG, "Camera #" + localCameraIndex + "failed to open: " + e.getLocalizedMessage());
}
}
}
}
if(mCamera == null) {
Log.e(LOGTAG, "Error: can't open camera");
return;
}
Camera.Parameters params = mCamera.getParameters();
List<String> FocusModes = params.getSupportedFocusModes();
if (FocusModes != null && FocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO))
{
params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
}
mCamera.setParameters(params);
try {
mCamera.setPreviewTexture(mSTexture);
} catch (IOException ioe) {
Log.e(LOGTAG, "setPreviewTexture() failed: " + ioe.getMessage());
}
}
@Override
public synchronized void setCameraPreviewSize(int width, int height) {
Log.i(LOGTAG, "setCameraPreviewSize: "+width+"x"+height);
if(mCamera == null) {
Log.e(LOGTAG, "Camera isn't initialized!");
return;
}
if(mMaxCameraWidth > 0 && mMaxCameraWidth < width) width = mMaxCameraWidth;
if(mMaxCameraHeight > 0 && mMaxCameraHeight < height) height = mMaxCameraHeight;
Camera.Parameters param = mCamera.getParameters();
List<Size> psize = param.getSupportedPreviewSizes();
int bestWidth = 0, bestHeight = 0;
if (psize.size() > 0) {
float aspect = (float)width / height;
for (Size size : psize) {
int w = size.width, h = size.height;
Log.d(LOGTAG, "checking camera preview size: "+w+"x"+h);
if ( w <= width && h <= height &&
w >= bestWidth && h >= bestHeight &&
Math.abs(aspect - (float)w/h) < 0.2 ) {
bestWidth = w;
bestHeight = h;
}
}
if(bestWidth <= 0 || bestHeight <= 0) {
bestWidth = psize.get(0).width;
bestHeight = psize.get(0).height;
Log.e(LOGTAG, "Error: best size was not selected, using "+bestWidth+" x "+bestHeight);
} else {
Log.i(LOGTAG, "Selected best size: "+bestWidth+" x "+bestHeight);
}
if(mPreviewStarted) {
mCamera.stopPreview();
mPreviewStarted = false;
}
mCameraWidth = bestWidth;
mCameraHeight = bestHeight;
param.setPreviewSize(bestWidth, bestHeight);
}
param.set("orientation", "landscape");
mCamera.setParameters(param);
mCamera.startPreview();
mPreviewStarted = true;
}
}

4
samples/android/tutorial-4-opencl/.cproject
View File

@ -5,6 +5,7 @@
<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="com.android.toolchain.gcc.2119826334" moduleId="org.eclipse.cdt.core.settings" name="Default">
<externalSettings/>
<extensions>
<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
<extension id="org.eclipse.cdt.core.GASErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
@ -12,7 +13,6 @@
<extension id="org.eclipse.cdt.core.VCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
<extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
</extensions>
</storageModule>
<storageModule moduleId="cdtBuildSystem" version="4.0.0">
@ -28,7 +28,7 @@
</builder>
<tool id="com.android.gcc.compiler.1725706653" name="Android GCC Compiler" superClass="com.android.gcc.compiler">
<option id="com.android.gcc.option.includePath.1852635009" superClass="com.android.gcc.option.includePath" valueType="includePath">
<listOptionValue builtIn="false" value="../$(O4A_SDK_ROOT)/sdk/native/jni/include"/>
<listOptionValue builtIn="false" value="&quot;${OPENCV_ANDROID_SDK}/sdk/native/jni/include&quot;"/>
</option>
<inputType id="com.android.gcc.inputType.193477776" superClass="com.android.gcc.inputType"/>
</tool>

3
samples/android/tutorial-4-opencl/CMakeLists.txt
View File

@ -15,11 +15,12 @@ else()
endif()
include_directories(${ANDROID_OPENCL_SDK}/include)
link_directories(${ANDROID_OPENCL_SDK}/lib/${ANDROID_ABI})
link_directories(${ANDROID_OPENCL_SDK}/lib/${ANDROID_NDK_ABI_NAME})
add_android_project(${sample} "${CMAKE_CURRENT_SOURCE_DIR}"
LIBRARY_DEPS ${OpenCV_BINARY_DIR}
SDK_TARGET 21 ${ANDROID_SDK_TARGET}
NATIVE_DEPS ${native_deps} -lGLESv2 -lEGL -lOpenCL
COPY_LIBS YES
)
if(TARGET ${sample})
add_dependencies(opencv_android_examples ${sample})

4
samples/android/tutorial-4-opencl/jni/Android.mk
View File

@ -21,7 +21,7 @@ endif
LOCAL_C_INCLUDES += $(OPENCL_SDK)/include
LOCAL_LDLIBS += -L$(OPENCL_SDK)/lib/$(TARGET_ARCH_ABI) -lOpenCL
LOCAL_MODULE := JNIrender
LOCAL_SRC_FILES := jni.c GLrender.cpp CLprocessor.cpp
LOCAL_MODULE := JNIpart
LOCAL_SRC_FILES := jni.c CLprocessor.cpp
LOCAL_LDLIBS += -llog -lGLESv2 -lEGL
include $(BUILD_SHARED_LIBRARY)

70
samples/android/tutorial-4-opencl/jni/CLprocessor.cpp
View File

@ -2,6 +2,7 @@
#define CL_USE_DEPRECATED_OPENCL_1_1_APIS /*let's give a chance for OpenCL 1.1 devices*/
#include <CL/cl.hpp>
#include <GLES2/gl2.h>
#include <EGL/egl.h>
#include <opencv2/core.hpp>
@ -82,7 +83,7 @@ cl::CommandQueue theQueue;
cl::Program theProgB2B, theProgI2B, theProgI2I;
bool haveOpenCL = false;
void initCL()
extern "C" void initCL()
{
dumpCLinfo();
@ -144,14 +145,19 @@ void initCL()
LOGD("initCL completed");
}
void closeCL()
extern "C" void closeCL()
{
}
#define GL_TEXTURE_2D 0x0DE1
void procOCL_I2I(int texIn, int texOut, int w, int h)
{
if(!haveOpenCL) return;
LOGD("Processing OpenCL Direct (image2d)");
if(!haveOpenCL)
{
LOGE("OpenCL isn't initialized");
return;
}
LOGD("procOCL_I2I(%d, %d, %d, %d)", texIn, texOut, w, h);
cl::ImageGL imgIn (theContext, CL_MEM_READ_ONLY, GL_TEXTURE_2D, 0, texIn);
@ -185,7 +191,12 @@ void procOCL_I2I(int texIn, int texOut, int w, int h)
void procOCL_OCV(int texIn, int texOut, int w, int h)
{
if(!haveOpenCL) return;
LOGD("Processing OpenCL via OpenCV");
if(!haveOpenCL)
{
LOGE("OpenCL isn't initialized");
return;
}
int64_t t = getTimeMs();
cl::ImageGL imgIn (theContext, CL_MEM_READ_ONLY, GL_TEXTURE_2D, 0, texIn);
@ -219,3 +230,54 @@ void procOCL_OCV(int texIn, int texOut, int w, int h)
cv::ocl::finish();
LOGD("uploading results to texture costs %d ms", getTimeInterval(t));
}
void drawFrameProcCPU(int w, int h, int texOut)
{
LOGD("Processing on CPU");
int64_t t;
// let's modify pixels in FBO texture in C++ code (on CPU)
static cv::Mat m;
m.create(h, w, CV_8UC4);
// read
t = getTimeMs();
// expecting FBO to be bound
glReadPixels(0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, m.data);
LOGD("glReadPixels() costs %d ms", getTimeInterval(t));
// modify
t = getTimeMs();
cv::Laplacian(m, m, CV_8U);
m *= 10;
LOGD("Laplacian() costs %d ms", getTimeInterval(t));
// write back
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texOut);
t = getTimeMs();
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, m.data);
LOGD("glTexSubImage2D() costs %d ms", getTimeInterval(t));
}
enum ProcMode {PROC_MODE_NO_PROC=0, PROC_MODE_CPU=1, PROC_MODE_OCL_DIRECT=2, PROC_MODE_OCL_OCV=3};
extern "C" void processFrame(int tex1, int tex2, int w, int h, int mode)
{
switch(mode)
{
//case PROC_MODE_NO_PROC:
case PROC_MODE_CPU:
drawFrameProcCPU(w, h, tex2);
break;
case PROC_MODE_OCL_DIRECT:
procOCL_I2I(tex1, tex2, w, h);
break;
case PROC_MODE_OCL_OCV:
procOCL_OCV(tex1, tex2, w, h);
break;
default:
LOGE("Unexpected processing mode: %d", mode);
}
}

375
samples/android/tutorial-4-opencl/jni/GLrender.cpp
View File

@ -1,375 +0,0 @@
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <opencv2/core.hpp>
#include <opencv2/imgproc.hpp>
#include "common.hpp"
float vertices[] = {
-1.0f, -1.0f,
-1.0f, 1.0f,
1.0f, -1.0f,
1.0f, 1.0f
};
float texCoordOES[] = {
0.0f, 1.0f,
0.0f, 0.0f,
1.0f, 1.0f,
1.0f, 0.0f
};
float texCoord2D[] = {
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
1.0f, 1.0f
};
const char vss[] = \
"attribute vec2 vPosition;\n" \
"attribute vec2 vTexCoord;\n" \
"varying vec2 texCoord;\n" \
"void main() {\n" \
" texCoord = vTexCoord;\n" \
" gl_Position = vec4 ( vPosition, 0.0, 1.0 );\n" \
"}";
const char fssOES[] = \
"#extension GL_OES_EGL_image_external : require\n" \
"precision mediump float;\n" \
"uniform samplerExternalOES sTexture;\n" \
"varying vec2 texCoord;\n" \
"void main() {\n" \
" gl_FragColor = texture2D(sTexture,texCoord);\n" \
"}";
const char fss2D[] = \
"precision mediump float;\n" \
"uniform sampler2D sTexture;\n" \
"varying vec2 texCoord;\n" \
"void main() {\n" \
" gl_FragColor = texture2D(sTexture,texCoord);\n" \
"}";
GLuint progOES = 0;
GLuint prog2D = 0;
GLint vPosOES, vTCOES;
GLint vPos2D, vTC2D;
GLuint FBOtex = 0, FBOtex2 = 0;
GLuint FBO = 0;
GLuint texOES = 0;
int texWidth = 0, texHeight = 0;
enum ProcMode {PROC_MODE_NO_PROC=0, PROC_MODE_CPU=1, PROC_MODE_OCL_DIRECT=2, PROC_MODE_OCL_OCV=3};
ProcMode procMode = PROC_MODE_NO_PROC;
static inline void deleteTex(GLuint* tex)
{
if(tex && *tex)
{
glDeleteTextures(1, tex);
*tex = 0;
}
}
static void releaseFBO()
{
if (FBO != 0)
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glDeleteFramebuffers(1, &FBO);
FBO = 0;
}
deleteTex(&FBOtex);
deleteTex(&FBOtex2);
glDeleteProgram(prog2D);
prog2D = 0;
}
static inline void logShaderCompileError(GLuint shader, bool isProgram = false)
{
GLchar msg[512];
msg[0] = 0;
GLsizei len;
if(isProgram)
glGetProgramInfoLog(shader, sizeof(msg)-1, &len, msg);
else
glGetShaderInfoLog(shader, sizeof(msg)-1, &len, msg);
LOGE("Could not compile shader/program: %s", msg);
}
static int makeShaderProg(const char* vss, const char* fss)
{
LOGD("makeShaderProg: setup GL_VERTEX_SHADER");
GLuint vshader = glCreateShader(GL_VERTEX_SHADER);
const GLchar* text = vss;
glShaderSource(vshader, 1, &text, 0);
glCompileShader(vshader);
GLint compiled;
glGetShaderiv(vshader, GL_COMPILE_STATUS, &compiled);
if (!compiled) {
logShaderCompileError(vshader);
glDeleteShader(vshader);
vshader = 0;
}
LOGD("makeShaderProg: setup GL_FRAGMENT_SHADER");
GLuint fshader = glCreateShader(GL_FRAGMENT_SHADER);
text = fss;
glShaderSource(fshader, 1, &text, 0);
glCompileShader(fshader);
glGetShaderiv(fshader, GL_COMPILE_STATUS, &compiled);
if (!compiled) {
logShaderCompileError(fshader);
glDeleteShader(fshader);
fshader = 0;
}
LOGD("makeShaderProg: glCreateProgram");
GLuint program = glCreateProgram();
glAttachShader(program, vshader);
glAttachShader(program, fshader);
glLinkProgram(program);
GLint linked;
glGetProgramiv(program, GL_LINK_STATUS, &linked);
if (!linked)
{
logShaderCompileError(program, true);
glDeleteProgram(program);
program = 0;
}
glValidateProgram(program);
GLint validated;
glGetProgramiv(program, GL_VALIDATE_STATUS, &validated);
if (!validated)
{
logShaderCompileError(program, true);
glDeleteProgram(program);
program = 0;
}
if(vshader) glDeleteShader(vshader);
if(fshader) glDeleteShader(fshader);
return program;
}
static void initFBO(int width, int height)
{
LOGD("initFBO(%d, %d)", width, height);
releaseFBO();
glGenTextures(1, &FBOtex2);
glBindTexture(GL_TEXTURE_2D, FBOtex2);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glGenTextures(1, &FBOtex);
glBindTexture(GL_TEXTURE_2D, FBOtex);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
//int hFBO;
glGenFramebuffers(1, &FBO);
glBindFramebuffer(GL_FRAMEBUFFER, FBO);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, FBOtex, 0);
LOGD("initFBO status: %d", glGetError());
if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
LOGE("initFBO failed: %d", glCheckFramebufferStatus(GL_FRAMEBUFFER));
prog2D = makeShaderProg(vss, fss2D);
vPos2D = glGetAttribLocation(prog2D, "vPosition");
vTC2D = glGetAttribLocation(prog2D, "vTexCoord");
glEnableVertexAttribArray(vPos2D);
glEnableVertexAttribArray(vTC2D);
}
void drawTex(int tex, GLenum texType, GLuint fbo)
{
int64_t t = getTimeMs();
//draw texture to FBO or to screen
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glViewport(0, 0, texWidth, texHeight);
glClear(GL_COLOR_BUFFER_BIT);
GLuint prog = texType == GL_TEXTURE_EXTERNAL_OES ? progOES : prog2D;
GLint vPos = texType == GL_TEXTURE_EXTERNAL_OES ? vPosOES : vPos2D;
GLint vTC = texType == GL_TEXTURE_EXTERNAL_OES ? vTCOES : vTC2D;
float* texCoord = texType == GL_TEXTURE_EXTERNAL_OES ? texCoordOES : texCoord2D;
glUseProgram(prog);
glVertexAttribPointer(vPos, 2, GL_FLOAT, false, 4*2, vertices);
glVertexAttribPointer(vTC, 2, GL_FLOAT, false, 4*2, texCoord);
glActiveTexture(GL_TEXTURE0);
glBindTexture(texType, tex);
glUniform1i(glGetUniformLocation(prog, "sTexture"), 0);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glFlush();
LOGD("drawTex(%u) costs %d ms", tex, getTimeInterval(t));
}
void drawFrameOrig()
{
drawTex(texOES, GL_TEXTURE_EXTERNAL_OES, 0);
}
void procCPU(char* buff, int w, int h)
{
int64_t t = getTimeMs();
cv::Mat m(h, w, CV_8UC4, buff);
cv::Laplacian(m, m, CV_8U);
m *= 10;
LOGD("procCPU() costs %d ms", getTimeInterval(t));
}
void drawFrameProcCPU()
{
int64_t t;
drawTex(texOES, GL_TEXTURE_EXTERNAL_OES, FBO);
// let's modify pixels in FBO texture in C++ code (on CPU)
const int BUFF_SIZE = 1<<24;//2k*2k*4;
static char tmpBuff[BUFF_SIZE];
if(texWidth*texHeight > BUFF_SIZE)
{
LOGE("Internal temp buffer is too small, can't make CPU frame processing");
return;
}
// read
t = getTimeMs();
glReadPixels(0, 0, texWidth, texHeight, GL_RGBA, GL_UNSIGNED_BYTE, tmpBuff);
LOGD("glReadPixels() costs %d ms", getTimeInterval(t));
// modify
procCPU(tmpBuff, texWidth, texHeight);
// write back
t = getTimeMs();
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, texWidth, texHeight, GL_RGBA, GL_UNSIGNED_BYTE, tmpBuff);
LOGD("glTexSubImage2D() costs %d ms", getTimeInterval(t));
// render to screen
drawTex(FBOtex, GL_TEXTURE_2D, 0);
}
void procOCL_I2I(int texIn, int texOut, int w, int h);
void procOCL_OCV(int texIn, int texOut, int w, int h);
void drawFrameProcOCL()
{
drawTex(texOES, GL_TEXTURE_EXTERNAL_OES, FBO);
// modify pixels in FBO texture using OpenCL and CL-GL interop
procOCL_I2I(FBOtex, FBOtex2, texWidth, texHeight);
// render to screen
drawTex(FBOtex2, GL_TEXTURE_2D, 0);
}
void drawFrameProcOCLOCV()
{
drawTex(texOES, GL_TEXTURE_EXTERNAL_OES, FBO);
// modify pixels in FBO texture using OpenCL and CL-GL interop
procOCL_OCV(FBOtex, FBOtex2, texWidth, texHeight);
// render to screen
drawTex(FBOtex2, GL_TEXTURE_2D, 0);
}
extern "C" void drawFrame()
{
LOGD("*** drawFrame() ***");
int64_t t = getTimeMs();
switch(procMode)
{
case PROC_MODE_NO_PROC: drawFrameOrig(); break;
case PROC_MODE_CPU: drawFrameProcCPU(); break;
case PROC_MODE_OCL_DIRECT: drawFrameProcOCL(); break;
case PROC_MODE_OCL_OCV: drawFrameProcOCLOCV(); break;
default: drawFrameOrig();
}
glFinish();
LOGD("*** drawFrame() costs %d ms ***", getTimeInterval(t));
}
void closeCL();
extern "C" void closeGL()
{
closeCL();
LOGD("closeGL");
deleteTex(&texOES);
glUseProgram(0);
glDeleteProgram(progOES);
progOES = 0;
releaseFBO();
}
void initCL();
extern "C" int initGL()
{
LOGD("initGL");
closeGL();
const char* vs = (const char*)glGetString(GL_VERSION);
LOGD("GL_VERSION = %s", vs);
progOES = makeShaderProg(vss, fssOES);
vPosOES = glGetAttribLocation(progOES, "vPosition");
vTCOES = glGetAttribLocation(progOES, "vTexCoord");
glEnableVertexAttribArray(vPosOES);
glEnableVertexAttribArray(vTCOES);
glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
texOES = 0;
glGenTextures(1, &texOES);
glBindTexture(GL_TEXTURE_EXTERNAL_OES, texOES);
glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
initCL();
return texOES;
}
extern "C" void changeSize(int width, int height)
{
const int MAX_W=1<<11, MAX_H=1<<11;
LOGD("changeSize: %dx%d", width, height);
texWidth = width <= MAX_W ? width : MAX_W;
texHeight = height <= MAX_H ? height : MAX_H;
initFBO(texWidth, texHeight);
}
extern "C" void setProcessingMode(int mode)
{
switch(mode)
{
case PROC_MODE_NO_PROC: procMode = PROC_MODE_NO_PROC; break;
case PROC_MODE_CPU: procMode = PROC_MODE_CPU; break;
case PROC_MODE_OCL_DIRECT: procMode = PROC_MODE_OCL_DIRECT; break;
case PROC_MODE_OCL_OCV: procMode = PROC_MODE_OCL_OCV; break;
}
}

2
samples/android/tutorial-4-opencl/jni/common.hpp
View File

@ -1,5 +1,5 @@
#include <android/log.h>
#define LOG_TAG "JNIRenderer"
#define LOG_TAG "JNIpart"
//#define LOGD(...)
#define LOGD(...) ((void)__android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__))
#define LOGE(...) ((void)__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__))

30
samples/android/tutorial-4-opencl/jni/jni.c
View File

@ -1,32 +1,20 @@
#include <jni.h>
int initGL();
void closeGL();
void changeSize(int width, int height);
void drawFrame();
void setProcessingMode(int mode);
int initCL();
void closeCL();
void processFrame(int tex1, int tex2, int w, int h, int mode);
JNIEXPORT jint JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_initGL(JNIEnv * env, jclass cls)
JNIEXPORT jint JNICALL Java_org_opencv_samples_tutorial4_NativePart_initCL(JNIEnv * env, jclass cls)
{
return initGL();
return initCL();
}
JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_closeGL(JNIEnv * env, jclass cls)
JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativePart_closeCL(JNIEnv * env, jclass cls)
{
closeGL();
closeCL();
}
JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_changeSize(JNIEnv * env, jclass cls, jint width, jint height)
JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativePart_processFrame(JNIEnv * env, jclass cls, jint tex1, jint tex2, jint w, jint h, jint mode)
{
changeSize(width, height);
}
JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_drawFrame(JNIEnv * env, jclass cls)
{
drawFrame();
}
JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_setProcessingMode(JNIEnv * env, jclass cls, jint mode)
{
setProcessingMode(mode);
processFrame(tex1, tex2, w, h, mode);
}

75
samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/CameraRenderer.java
View File

@ -1,75 +0,0 @@
package org.opencv.samples.tutorial4;
import java.io.IOException;
import java.util.List;
import android.hardware.Camera;
import android.hardware.Camera.Size;
import android.util.Log;
@SuppressWarnings("deprecation")
public class CameraRenderer extends MyGLRendererBase {
protected final String LOGTAG = "CameraRenderer";
private Camera mCamera;
boolean mPreviewStarted = false;
CameraRenderer(MyGLSurfaceView view) {
super(view);
}
protected void closeCamera() {
Log.i(LOGTAG, "closeCamera");
if(mCamera != null) {
mCamera.stopPreview();
mPreviewStarted = false;
mCamera.release();
mCamera = null;
}
}
protected void openCamera() {
Log.i(LOGTAG, "openCamera");
closeCamera();
mCamera = Camera.open();
try {
mCamera.setPreviewTexture(mSTex);
} catch (IOException ioe) {
Log.e(LOGTAG, "setPreviewTexture() failed: " + ioe.getMessage());
}
}
public void setCameraPreviewSize(int width, int height) {
Log.i(LOGTAG, "setCameraPreviewSize: "+width+"x"+height);
if(mCamera == null)
return;
if(mPreviewStarted) {
mCamera.stopPreview();
mPreviewStarted = false;
}
Camera.Parameters param = mCamera.getParameters();
List<Size> psize = param.getSupportedPreviewSizes();
int bestWidth = 0, bestHeight = 0;
if (psize.size() > 0) {
float aspect = (float)width / height;
for (Size size : psize) {
int w = size.width, h = size.height;
Log.d("Renderer", "checking camera preview size: "+w+"x"+h);
if ( w <= width && h <= height &&
w >= bestWidth && h >= bestHeight &&
Math.abs(aspect - (float)w/h) < 0.2 ) {
bestWidth = w;
bestHeight = h;
}
}
if(bestWidth > 0 && bestHeight > 0) {
param.setPreviewSize(bestWidth, bestHeight);
Log.i(LOGTAG, "size: "+bestWidth+" x "+bestHeight);
}
}
param.set("orientation", "landscape");
mCamera.setParameters(param);
mCamera.startPreview();
mPreviewStarted = true;
}
}

117
samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/MyGLRendererBase.java
View File

@ -1,117 +0,0 @@
package org.opencv.samples.tutorial4;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.opengles.GL10;
import android.graphics.SurfaceTexture;
import android.opengl.GLES20;
import android.opengl.GLSurfaceView;
import android.os.Handler;
import android.os.Looper;
import android.util.Log;
import android.widget.TextView;
public abstract class MyGLRendererBase implements GLSurfaceView.Renderer, SurfaceTexture.OnFrameAvailableListener {
protected final String LOGTAG = "MyGLRendererBase";
protected int frameCounter;
protected long lastNanoTime;
protected SurfaceTexture mSTex;
protected MyGLSurfaceView mView;
protected TextView mFpsText;
protected boolean mGLInit = false;
protected boolean mTexUpdate = false;
MyGLRendererBase(MyGLSurfaceView view) {
mView = view;
}
protected abstract void openCamera();
protected abstract void closeCamera();
protected abstract void setCameraPreviewSize(int width, int height);
public void setFpsTextView(TextView fpsTV)
{
mFpsText = fpsTV;
}
public void onResume() {
Log.i(LOGTAG, "onResume");
frameCounter = 0;
lastNanoTime = System.nanoTime();
}
public void onPause() {
Log.i(LOGTAG, "onPause");
mGLInit = false;
mTexUpdate = false;
closeCamera();
if(mSTex != null) {
mSTex.release();
mSTex = null;
NativeGLRenderer.closeGL();
}
}
@Override
public synchronized void onFrameAvailable(SurfaceTexture surfaceTexture) {
//Log.i(LOGTAG, "onFrameAvailable");
mTexUpdate = true;
mView.requestRender();
}
@Override
public void onDrawFrame(GL10 gl) {
//Log.i(LOGTAG, "onDrawFrame");
if (!mGLInit)
return;
synchronized (this) {
if (mTexUpdate) {
mSTex.updateTexImage();
mTexUpdate = false;
}
}
NativeGLRenderer.drawFrame();
// log FPS
frameCounter++;
if(frameCounter >= 10)
{
final int fps = (int) (frameCounter * 1e9 / (System.nanoTime() - lastNanoTime));
Log.i(LOGTAG, "drawFrame() FPS: "+fps);
if(mFpsText != null) {
Runnable fpsUpdater = new Runnable() {
public void run() {
mFpsText.setText("FPS: " + fps);
}
};
new Handler(Looper.getMainLooper()).post(fpsUpdater);
}
frameCounter = 0;
lastNanoTime = System.nanoTime();
}
}
@Override
public void onSurfaceChanged(GL10 gl, int surfaceWidth, int surfaceHeight) {
Log.i(LOGTAG, "onSurfaceChanged("+surfaceWidth+"x"+surfaceHeight+")");
NativeGLRenderer.changeSize(surfaceWidth, surfaceHeight);
setCameraPreviewSize(surfaceWidth, surfaceHeight);
}
@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
Log.i(LOGTAG, "onSurfaceCreated");
String strGLVersion = GLES20.glGetString(GLES20.GL_VERSION);
if (strGLVersion != null)
Log.i(LOGTAG, "OpenGL ES version: " + strGLVersion);
int hTex = NativeGLRenderer.initGL();
mSTex = new SurfaceTexture(hTex);
mSTex.setOnFrameAvailableListener(this);
openCamera();
mGLInit = true;
}
}

133
samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/MyGLSurfaceView.java
View File

@ -1,59 +1,29 @@
package org.opencv.samples.tutorial4;
import org.opencv.android.CameraGLSurfaceView;
import android.app.Activity;
import android.content.Context;
import android.opengl.GLSurfaceView;
import android.os.Handler;
import android.os.Looper;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.widget.TextView;
import android.widget.Toast;
public class MyGLSurfaceView extends GLSurfaceView {
public class MyGLSurfaceView extends CameraGLSurfaceView implements CameraGLSurfaceView.CameraTextureListener {
MyGLRendererBase mRenderer;
static final String LOGTAG = "MyGLSurfaceView";
protected int procMode = NativePart.PROCESSING_MODE_NO_PROCESSING;
static final String[] procModeName = new String[] {"No Processing", "CPU", "OpenCL Direct", "OpenCL via OpenCV"};
protected int frameCounter;
protected long lastNanoTime;
TextView mFpsText = null;
public MyGLSurfaceView(Context context, AttributeSet attrs) {
super(context, attrs);
if(android.os.Build.VERSION.SDK_INT >= 21)
mRenderer = new Camera2Renderer(this);
else
mRenderer = new CameraRenderer(this);
setEGLContextClientVersion(2);
setRenderer(mRenderer);
setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
}
public void setFpsTextView(TextView tv) {
mRenderer.setFpsTextView(tv);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
super.surfaceCreated(holder);
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
super.surfaceDestroyed(holder);
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
super.surfaceChanged(holder, format, w, h);
}
@Override
public void onResume() {
super.onResume();
mRenderer.onResume();
}
@Override
public void onPause() {
mRenderer.onPause();
super.onPause();
}
@Override
@ -62,4 +32,81 @@ public class MyGLSurfaceView extends GLSurfaceView {
((Activity)getContext()).openOptionsMenu();
return true;
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
super.surfaceCreated(holder);
//NativePart.initCL();
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
//NativePart.closeCL();
super.surfaceDestroyed(holder);
}
public void setProcessingMode(int newMode) {
if(newMode>=0 && newMode<procModeName.length)
procMode = newMode;
else
Log.e(LOGTAG, "Ignoring invalid processing mode: " + newMode);
((Activity) getContext()).runOnUiThread(new Runnable() {
public void run() {
Toast.makeText(getContext(), "Selected mode: " + procModeName[procMode], Toast.LENGTH_LONG).show();
}
});
}
@Override
public void onCameraViewStarted(int width, int height) {
((Activity) getContext()).runOnUiThread(new Runnable() {
public void run() {
Toast.makeText(getContext(), "onCameraViewStarted", Toast.LENGTH_SHORT).show();
}
});
NativePart.initCL();
frameCounter = 0;
lastNanoTime = System.nanoTime();
}
@Override
public void onCameraViewStopped() {
((Activity) getContext()).runOnUiThread(new Runnable() {
public void run() {
Toast.makeText(getContext(), "onCameraViewStopped", Toast.LENGTH_SHORT).show();
}
});
}
@Override
public boolean onCameraTexture(int texIn, int texOut, int width, int height) {
// FPS
frameCounter++;
if(frameCounter >= 30)
{
final int fps = (int) (frameCounter * 1e9 / (System.nanoTime() - lastNanoTime));
Log.i(LOGTAG, "drawFrame() FPS: "+fps);
if(mFpsText != null) {
Runnable fpsUpdater = new Runnable() {
public void run() {
mFpsText.setText("FPS: " + fps);
}
};
new Handler(Looper.getMainLooper()).post(fpsUpdater);
} else {
Log.d(LOGTAG, "mFpsText == null");
mFpsText = (TextView)((Activity) getContext()).findViewById(R.id.fps_text_view);
}
frameCounter = 0;
lastNanoTime = System.nanoTime();
}
if(procMode == NativePart.PROCESSING_MODE_NO_PROCESSING)
return false;
NativePart.processFrame(texIn, texOut, width, height, procMode);
return true;
}
}

12
samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/NativeGLRenderer.java → samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/NativePart.java
View File

@ -1,10 +1,10 @@
package org.opencv.samples.tutorial4;
public class NativeGLRenderer {
public class NativePart {
static
{
System.loadLibrary("opencv_java3");
System.loadLibrary("JNIrender");
System.loadLibrary("JNIpart");
}
public static final int PROCESSING_MODE_NO_PROCESSING = 0;
@ -12,9 +12,7 @@ public class NativeGLRenderer {
public static final int PROCESSING_MODE_OCL_DIRECT = 2;
public static final int PROCESSING_MODE_OCL_OCV = 3;
public static native int initGL();
public static native void closeGL();
public static native void drawFrame();
public static native void changeSize(int width, int height);
public static native void setProcessingMode(int mode);
public static native int initCL();
public static native void closeCL();
public static native void processFrame(int tex1, int tex2, int w, int h, int mode);
}

13
samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/Tutorial4Activity.java
View File

@ -29,8 +29,8 @@ public class Tutorial4Activity extends Activity {
//setContentView(mView);
setContentView(R.layout.activity);
mView = (MyGLSurfaceView) findViewById(R.id.my_gl_surface_view);
mView.setCameraTextureListener(mView);
TextView tv = (TextView)findViewById(R.id.fps_text_view);
mView.setFpsTextView(tv);
mProcMode = (TextView)findViewById(R.id.proc_mode_text_view);
runOnUiThread(new Runnable() {
public void run() {
@ -38,7 +38,8 @@ public class Tutorial4Activity extends Activity {
}
});
NativeGLRenderer.setProcessingMode(NativeGLRenderer.PROCESSING_MODE_NO_PROCESSING); }
mView.setProcessingMode(NativePart.PROCESSING_MODE_NO_PROCESSING);
}
@Override
protected void onPause() {
@ -68,7 +69,7 @@ public class Tutorial4Activity extends Activity {
mProcMode.setText("Processing mode: No Processing");
}
});
NativeGLRenderer.setProcessingMode(NativeGLRenderer.PROCESSING_MODE_NO_PROCESSING);
mView.setProcessingMode(NativePart.PROCESSING_MODE_NO_PROCESSING);
return true;
case R.id.cpu:
runOnUiThread(new Runnable() {
@ -76,7 +77,7 @@ public class Tutorial4Activity extends Activity {
mProcMode.setText("Processing mode: CPU");
}
});
NativeGLRenderer.setProcessingMode(NativeGLRenderer.PROCESSING_MODE_CPU);
mView.setProcessingMode(NativePart.PROCESSING_MODE_CPU);
return true;
case R.id.ocl_direct:
runOnUiThread(new Runnable() {
@ -84,7 +85,7 @@ public class Tutorial4Activity extends Activity {
mProcMode.setText("Processing mode: OpenCL direct");
}
});
NativeGLRenderer.setProcessingMode(NativeGLRenderer.PROCESSING_MODE_OCL_DIRECT);
mView.setProcessingMode(NativePart.PROCESSING_MODE_OCL_DIRECT);
return true;
case R.id.ocl_ocv:
runOnUiThread(new Runnable() {
@ -92,7 +93,7 @@ public class Tutorial4Activity extends Activity {
mProcMode.setText("Processing mode: OpenCL via OpenCV (TAPI)");
}
});
NativeGLRenderer.setProcessingMode(NativeGLRenderer.PROCESSING_MODE_OCL_OCV);
mView.setProcessingMode(NativePart.PROCESSING_MODE_OCL_OCV);
return true;
default:
return false;