/** Inform this View of the dimensions of frames coming from |stream|. */
public void setSize(Endpoint stream, int width, int height) {
// Generate 3 texture ids for Y/U/V and place them into |textures|,
// allocating enough storage for |width|x|height| pixels.
int[] textures = yuvTextures[stream == Endpoint.LOCAL ? 0 : 1];
GLES20.glGenTextures(3, textures, 0);
for (int i = 0; i < 3; ++i) {
int w = i == 0 ? width : width / 2;
int h = i == 0 ? height : height / 2;
GLES20.glActiveTexture(GLES20.GL_TEXTURE0 + i);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[i]);
GLES20.glTexImage2D(
GLES20.GL_TEXTURE_2D,
0,
GLES20.GL_LUMINANCE,
w,
h,
0,
GLES20.GL_LUMINANCE,
GLES20.GL_UNSIGNED_BYTE,
null);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(
GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameterf(
GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
}
checkNoGLES2Error();
}
static void initTexture(int id) {
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, id);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(
GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE); // Set U Wrapping
GLES20.glTexParameterf(
GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE); // Set V Wrapping
}
private void loadTexture(Bitmap b) {
GLES20.glGenTextures(1, textures, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, b, 0);
b.recycle();
}
private static int createTexture() {
int[] texture = new int[1];
GLES20.glGenTextures(1, texture, 0);
GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture[0]);
GLES20.glTexParameterf(GL_TEXTURE_EXTERNAL_OES, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);
GLES20.glTexParameterf(GL_TEXTURE_EXTERNAL_OES, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);
GLES20.glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL10.GL_TEXTURE_WRAP_S, GL10.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL10.GL_TEXTURE_WRAP_T, GL10.GL_CLAMP_TO_EDGE);
return texture[0];
}
/** Sets up texturing for the object */
private void setupTextures(Object3D ob) {
// create new texture ids if object has them
if (ob.hasTexture()) {
// number of textures
int[] texIDs = ob.get_texID();
int[] textures = new int[texIDs.length];
_texIDs = new int[texIDs.length];
// texture file ids
int[] texFiles = ob.getTexFile();
Log.d("TEXFILES LENGTH: ", texFiles.length + "");
GLES20.glGenTextures(texIDs.length, textures, 0);
for (int i = 0; i < texIDs.length; i++) {
texIDs[i] = textures[i];
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texIDs[i]);
// parameters
GLES20.glTexParameterf(
GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(
GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_REPEAT);
GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_REPEAT);
InputStream is = mContext.getResources().openRawResource(texFiles[i]);
Bitmap bitmap;
try {
bitmap = BitmapFactory.decodeStream(is);
} finally {
try {
is.close();
} catch (IOException e) {
// Ignore.
}
}
// create it
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
Log.d("ATTACHING TEXTURES: ", "Attached " + i);
}
}
}
public static int createTextureId(final int target) {
final int[] textures = new int[1];
// Generate one texture pointer...
GLES20.glGenTextures(1, textures, 0);
// ...and bind it to our array
GLES20.glBindTexture(target, textures[0]);
// Create Nearest Filtered Texture
GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
// Different possible texture parameters, e.g. GLES20.GL_CLAMP_TO_EDGE
GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_REPEAT);
GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_REPEAT);
return textures[0];
}
// 初始化纹理
public int initTexture(int drawableId) {
// 生成纹理ID
int[] textures = new int[1];
GLES20.glGenTextures(
1, // 产生的纹理id的数量
textures, // 纹理id的数组
0 // 偏移量
);
int textureId = textures[0];
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureId);
// 非Mipmap纹理采样过滤参数
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
// ST方向纹理拉伸方式
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_REPEAT);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_REPEAT);
// 通过输入流加载图片===============begin===================
InputStream is = this.getResources().openRawResource(drawableId);
Bitmap bitmapTmp;
try {
bitmapTmp = BitmapFactory.decodeStream(is);
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
// 实际加载纹理,换成这个方法后，如果图片格式有问题，会抛出图片格式异常，不再会误显示其他异常
GLUtils.texImage2D(
GLES20.GL_TEXTURE_2D, // 纹理类型
0,
GLUtils.getInternalFormat(bitmapTmp),
bitmapTmp, // 纹理图像
GLUtils.getType(bitmapTmp),
0 // 纹理边框尺寸
);
// 自动生成Mipmap纹理
GLES20.glGenerateMipmap(GLES20.GL_TEXTURE_2D);
// 释放纹理图
bitmapTmp.recycle();
// 返回纹理ID
return textureId;
}
// Function for initializing the renderer.
private void initRendering() {
mTeapot = new Teapot();
mTextPlane = new TextPlane();
mRenderer = Renderer.getInstance();
GLES20.glClearColor(0.0f, 0.0f, 0.0f, Vuforia.requiresAlpha() ? 0.0f : 1.0f);
for (Texture t : mTextures) {
GLES20.glGenTextures(1, t.mTextureID, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, t.mTextureID[0]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexImage2D(
GLES20.GL_TEXTURE_2D,
0,
GLES20.GL_RGBA,
t.mWidth,
t.mHeight,
0,
GLES20.GL_RGBA,
GLES20.GL_UNSIGNED_BYTE,
t.mData);
}
shaderProgramID =
SampleUtils.createProgramFromShaderSrc(
CubeShaders.CUBE_MESH_VERTEX_SHADER, CubeShaders.CUBE_MESH_FRAGMENT_SHADER);
vertexHandle = GLES20.glGetAttribLocation(shaderProgramID, "vertexPosition");
normalHandle = GLES20.glGetAttribLocation(shaderProgramID, "vertexNormal");
textureCoordHandle = GLES20.glGetAttribLocation(shaderProgramID, "vertexTexCoord");
mvpMatrixHandle = GLES20.glGetUniformLocation(shaderProgramID, "modelViewProjectionMatrix");
texSampler2DHandle = GLES20.glGetUniformLocation(shaderProgramID, "texSampler2D");
try {
mBuildingsModel = new SampleApplication3DModel();
mBuildingsModel.loadModel(mActivity.getResources().getAssets(), "ImageTargets/Buildings.txt");
} catch (IOException e) {
Log.e(LOGTAG, "Unable to load buildings");
}
// Hide the Loading Dialog
mActivity.loadingDialogHandler.sendEmptyMessage(LoadingDialogHandler.HIDE_LOADING_DIALOG);
}
public static int LoadTexture(GLSurfaceView view, int imgResID) {
Log.d("Utils", "Loadtexture");
Bitmap img = null;
int textures[] = new int[1];
try {
img = BitmapFactory.decodeResource(view.getResources(), imgResID);
GLES20.glGenTextures(1, textures, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, img, 0);
Log.d("LoadTexture", "Loaded texture" + ":H:" + img.getHeight() + ":W:" + img.getWidth());
} catch (Exception e) {
Log.d("LoadTexture", e.toString() + ":" + e.getMessage() + ":" + e.getLocalizedMessage());
}
img.recycle();
return textures[0];
}
public int initTexture(int drawableId) // textureId
{
// 生成纹理ID
int[] textures = new int[1];
GLES20.glGenTextures(
1, // 产生的纹理id的数量
textures, // 纹理id的数组
0 // 偏移量
);
int textureId = textures[0];
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureId);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
// 通过输入流加载图片===============begin===================
InputStream is = this.getResources().openRawResource(drawableId);
Bitmap bitmapTmp;
try {
bitmapTmp = BitmapFactory.decodeStream(is);
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
// 通过输入流加载图片===============end=====================
// 实际加载纹理
GLUtils.texImage2D(
GLES20.GL_TEXTURE_2D, // 纹理类型，在OpenGL ES中必须为GL10.GL_TEXTURE_2D
0, // 纹理的层次，0表示基本图像层，可以理解为直接贴图
bitmapTmp, // 纹理图像
0 // 纹理边框尺寸
);
bitmapTmp.recycle(); // 纹理加载成功后释放图片
return textureId;
}
public static int LoadTexture(GLSurfaceView view, String name) {
Log.d("Utils", "Loadtexture");
int textures[] = new int[1];
Bitmap img = GetFromAssets(view, name);
try {
GLES20.glGenTextures(1, textures, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_REPEAT);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_REPEAT);
GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, img, 0);
Log.d("LoadTexture", "Loaded texture" + ":H:" + img.getHeight() + ":W:" + img.getWidth());
} catch (Exception e) {
Log.d("LoadTexture", e.toString() + ":" + e.getMessage() + ":" + e.getLocalizedMessage());
}
img.recycle();
return textures[0];
}
/** Initializes GL state. Call this after the EGL surface has been created and made current. */
public void surfaceCreated() {
mProgram = createProgram(VERTEX_SHADER, FRAGMENT_SHADER);
if (mProgram == 0) {
throw new RuntimeException("failed creating program");
}
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
checkGlError("glGetAttribLocation aPosition");
if (maPositionHandle == -1) {
throw new RuntimeException("Could not get attrib location for aPosition");
}
maTextureHandle = GLES20.glGetAttribLocation(mProgram, "aTextureCoord");
checkGlError("glGetAttribLocation aTextureCoord");
if (maTextureHandle == -1) {
throw new RuntimeException("Could not get attrib location for aTextureCoord");
}
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
checkGlError("glGetUniformLocation uMVPMatrix");
if (muMVPMatrixHandle == -1) {
throw new RuntimeException("Could not get attrib location for uMVPMatrix");
}
muSTMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uSTMatrix");
checkGlError("glGetUniformLocation uSTMatrix");
if (muSTMatrixHandle == -1) {
throw new RuntimeException("Could not get attrib location for uSTMatrix");
}
int[] textures = new int[1];
GLES20.glGenTextures(1, textures, 0);
mTextureID = textures[0];
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, mTextureID);
checkGlError("glBindTexture mTextureID");
GLES20.glTexParameterf(
GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(
GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
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);
checkGlError("glTexParameter");
}
@SuppressWarnings("deprecation")
public static int createTextureFromImage(final Context context, final int resId) {
// Create an empty, mutable bitmap
final Bitmap bitmap = Bitmap.createBitmap(256, 256, Bitmap.Config.ARGB_8888);
// get a canvas to paint over the bitmap
final Canvas canvas = new Canvas(bitmap);
canvas.drawARGB(0, 0, 255, 0);
// get a background image from resources
// note the image format must match the bitmap format
final Drawable background = context.getResources().getDrawable(resId);
background.setBounds(0, 0, 256, 256);
background.draw(canvas); // draw the background to our bitmap
final int[] textures = new int[1];
// Generate one texture pointer...
GLES20.glGenTextures(1, textures, 0);
// ...and bind it to our array
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
// Create Nearest Filtered Texture
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
// Different possible texture parameters, e.g. GLES20.GL_CLAMP_TO_EDGE
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_REPEAT);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_REPEAT);
// Use the Android GLUtils to specify a two-dimensional texture image from our bitmap
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
// Clean up
bitmap.recycle();
return textures[0];
}
@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
mProgram = createProgram(mVertexShader, mFragmentShader);
if (mProgram == 0) {
return;
}
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
checkGlError("glGetAttribLocation aPosition");
if (maPositionHandle == -1) {
throw new RuntimeException("Could not get attrib location for aPosition");
}
maTextureHandle = GLES20.glGetAttribLocation(mProgram, "aTextureCoord");
checkGlError("glGetAttribLocation aTextureCoord");
if (maTextureHandle == -1) {
throw new RuntimeException("Could not get attrib location for aTextureCoord");
}
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
checkGlError("glGetUniformLocation uMVPMatrix");
if (muMVPMatrixHandle == -1) {
throw new RuntimeException("Could not get attrib location for uMVPMatrix");
}
muSTMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uSTMatrix");
checkGlError("glGetUniformLocation uSTMatrix");
if (muSTMatrixHandle == -1) {
throw new RuntimeException("Could not get attrib location for uSTMatrix");
}
int[] textures = new int[1];
GLES20.glGenTextures(1, textures, 0);
mTextureID = textures[0];
GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, mTextureID);
checkGlError("glBindTexture mTextureID");
GLES20.glTexParameterf(
GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(
GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
mSurface = new SurfaceTexture(mTextureID);
mSurface.setOnFrameAvailableListener(this);
Surface surface = new Surface(mSurface);
mMediaPlayer = new MediaPlayer();
if (file != null) {
try {
mMediaPlayer.setDataSource(file.getAbsolutePath());
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SecurityException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (filePath != null) {
try {
mMediaPlayer.setDataSource(filePath);
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SecurityException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (uri != null) {
try {
mMediaPlayer.setDataSource(getContext(), uri);
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SecurityException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
mMediaPlayer.setSurface(surface);
surface.release();
try {
mMediaPlayer.prepare();
} catch (IOException t) {
Log.e(TAG, "media player prepare failed");
}
synchronized (this) {
updateSurface = false;
}
mMediaPlayer.start();
}
// Returns true on success, false otherwise.
@CalledByNative
public boolean allocate(int width, int height, int frameRate) {
Log.d(TAG, "allocate: requested (" + width + "x" + height + ")@" + frameRate + "fps");
try {
mCamera = Camera.open(mId);
} catch (RuntimeException ex) {
Log.e(TAG, "allocate: Camera.open: " + ex);
return false;
}
Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
Camera.getCameraInfo(mId, cameraInfo);
mCameraOrientation = cameraInfo.orientation;
mCameraFacing = cameraInfo.facing;
mDeviceOrientation = getDeviceOrientation();
Log.d(
TAG,
"allocate: orientation dev="
+ mDeviceOrientation
+ ", cam="
+ mCameraOrientation
+ ", facing="
+ mCameraFacing);
Camera.Parameters parameters = mCamera.getParameters();
// getSupportedPreviewFpsRange() returns a List with at least one
// element, but when camera is in bad state, it can return null pointer.
List<int[]> listFpsRange = parameters.getSupportedPreviewFpsRange();
if (listFpsRange == null || listFpsRange.size() == 0) {
Log.e(TAG, "allocate: no fps range found");
return false;
}
int frameRateInMs = frameRate * 1000;
// Use the first range as default.
int[] fpsMinMax = listFpsRange.get(0);
int newFrameRate = (fpsMinMax[0] + 999) / 1000;
for (int[] fpsRange : listFpsRange) {
if (fpsRange[0] <= frameRateInMs && frameRateInMs <= fpsRange[1]) {
fpsMinMax = fpsRange;
newFrameRate = frameRate;
break;
}
}
frameRate = newFrameRate;
Log.d(TAG, "allocate: fps set to " + frameRate);
// Calculate size.
List<Camera.Size> listCameraSize = parameters.getSupportedPreviewSizes();
int minDiff = Integer.MAX_VALUE;
int matchedWidth = width;
int matchedHeight = height;
for (Camera.Size size : listCameraSize) {
int diff = Math.abs(size.width - width) + Math.abs(size.height - height);
Log.d(TAG, "allocate: supported (" + size.width + ", " + size.height + "), diff=" + diff);
// TODO(wjia): Remove this hack (forcing width to be multiple
// of 32) by supporting stride in video frame buffer.
// Right now, VideoCaptureController requires compact YV12
// (i.e., with no padding).
if (diff < minDiff && (size.width % 32 == 0)) {
minDiff = diff;
matchedWidth = size.width;
matchedHeight = size.height;
}
}
if (minDiff == Integer.MAX_VALUE) {
Log.e(TAG, "allocate: can not find a multiple-of-32 resolution");
return false;
}
mCaptureFormat =
new CaptureFormat(matchedWidth, matchedHeight, frameRate, BuggyDeviceHack.getImageFormat());
// Hack to avoid certain capture resolutions under a minimum one,
// see http://crbug.com/305294
BuggyDeviceHack.applyMinDimensions(mCaptureFormat);
Log.d(TAG, "allocate: matched (" + mCaptureFormat.mWidth + "x" + mCaptureFormat.mHeight + ")");
if (parameters.isVideoStabilizationSupported()) {
Log.d(
TAG,
"Image stabilization supported, currently: "
+ parameters.getVideoStabilization()
+ ", setting it.");
parameters.setVideoStabilization(true);
} else {
Log.d(TAG, "Image stabilization not supported.");
}
parameters.setPreviewSize(mCaptureFormat.mWidth, mCaptureFormat.mHeight);
parameters.setPreviewFormat(mCaptureFormat.mPixelFormat);
parameters.setPreviewFpsRange(fpsMinMax[0], fpsMinMax[1]);
mCamera.setParameters(parameters);
// Set SurfaceTexture. Android Capture needs a SurfaceTexture even if
// it is not going to be used.
mGlTextures = new int[1];
// Generate one texture pointer and bind it as an external texture.
GLES20.glGenTextures(1, mGlTextures, 0);
GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, mGlTextures[0]);
// No mip-mapping with camera source.
GLES20.glTexParameterf(GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
// Clamp to edge is only option.
GLES20.glTexParameteri(
GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameteri(
GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
mSurfaceTexture = new SurfaceTexture(mGlTextures[0]);
mSurfaceTexture.setOnFrameAvailableListener(null);
try {
mCamera.setPreviewTexture(mSurfaceTexture);
} catch (IOException ex) {
Log.e(TAG, "allocate: " + ex);
return false;
}
int bufSize =
mCaptureFormat.mWidth
* mCaptureFormat.mHeight
* ImageFormat.getBitsPerPixel(mCaptureFormat.mPixelFormat)
/ 8;
for (int i = 0; i < NUM_CAPTURE_BUFFERS; i++) {
byte[] buffer = new byte[bufSize];
mCamera.addCallbackBuffer(buffer);
}
mExpectedFrameSize = bufSize;
return true;
}
/**
* 设置适配器
*
* @param minFilter当纹理大小大于图元大小时使用的适配器
* @param magFilter当纹理大小小于图元大小时使用的适配器
*/
public void setFilter(float minFilter, float magFilter) {
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, minFilter);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, magFilter);
}
@Override
public void glTexParameterf(int target, int pname, float param) {
GLES20.glTexParameterf(target, pname, param);
}
public void loadGLTexture(Context context, int picture) {
// loading texture
Bitmap bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
// generate one texture pointer
GLES20.glGenTextures(8, textures, 0);
// ...and bind it to our array
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
// create nearest filtered texture
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
// Use Android GLUtils to specify a two-dimensional texture image from our bitmap
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[1]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[2]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glActiveTexture(GLES20.GL_TEXTURE2);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[3]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[4]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glActiveTexture(GLES20.GL_TEXTURE2);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[5]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[6]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
bitmap = BitmapFactory.decodeResource(context.getResources(), picture);
GLES20.glActiveTexture(GLES20.GL_TEXTURE2);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[7]);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
}
