/**
* Test disconnecting the SurfaceTextureHelper, but keep trying to produce more texture frames. No
* frames should be delivered to the listener.
*/
@MediumTest
public static void testDisconnect() throws InterruptedException {
// Create SurfaceTextureHelper and listener.
final SurfaceTextureHelper surfaceTextureHelper = SurfaceTextureHelper.create(null);
final MockTextureListener listener = new MockTextureListener();
surfaceTextureHelper.setListener(listener);
// Create EglBase with the SurfaceTexture as target EGLSurface.
final EglBase eglBase = EglBase.create(null, EglBase.ConfigType.PLAIN);
eglBase.createSurface(surfaceTextureHelper.getSurfaceTexture());
eglBase.makeCurrent();
// Assert no frame has been received yet.
assertFalse(listener.waitForNewFrame(1));
// Draw and wait for one frame.
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
// swapBuffers() will ultimately trigger onTextureFrameAvailable().
eglBase.swapBuffers();
listener.waitForNewFrame();
surfaceTextureHelper.returnTextureFrame();
// Disconnect - we should not receive any textures after this.
surfaceTextureHelper.disconnect();
// Draw one frame.
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
eglBase.swapBuffers();
// swapBuffers() should not trigger onTextureFrameAvailable() because we are disconnected.
// Assert that no OES texture was delivered.
assertFalse(listener.waitForNewFrame(500));
eglBase.release();
}
/**
* Test use SurfaceTextureHelper on a separate thread. A uniform texture frame is created and
* received on a thread separate from the test thread and returned after disconnect.
*/
@MediumTest
public static void testLateReturnFrameOnSeparateThread() throws InterruptedException {
final HandlerThread thread = new HandlerThread("SurfaceTextureHelperTestThread");
thread.start();
final Handler handler = new Handler(thread.getLooper());
// Create SurfaceTextureHelper and listener.
final SurfaceTextureHelper surfaceTextureHelper = SurfaceTextureHelper.create(null, handler);
// Create a mock listener and expect frames to be delivered on |thread|.
final MockTextureListener listener = new MockTextureListener(thread);
surfaceTextureHelper.setListener(listener);
// Create resources for stubbing an OES texture producer. |eglOesBase| has the
// SurfaceTexture in |surfaceTextureHelper| as the target EGLSurface.
final EglBase eglOesBase = EglBase.create(null, EglBase.ConfigType.PLAIN);
eglOesBase.createSurface(surfaceTextureHelper.getSurfaceTexture());
eglOesBase.makeCurrent();
// Draw a frame onto the SurfaceTexture.
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
// swapBuffers() will ultimately trigger onTextureFrameAvailable().
eglOesBase.swapBuffers();
eglOesBase.release();
// Wait for an OES texture to arrive.
listener.waitForNewFrame();
surfaceTextureHelper.disconnect(handler);
surfaceTextureHelper.returnTextureFrame();
}
private void release() {
Logging.d(TAG, "Java releaseDecoder");
checkOnMediaCodecThread();
try {
mediaCodec.stop();
mediaCodec.release();
} catch (IllegalStateException e) {
Logging.e(TAG, "release failed", e);
}
mediaCodec = null;
mediaCodecThread = null;
if (useSurface) {
surface.release();
if (textureID != 0) {
Logging.d(TAG, "Delete video decoder TextureID " + textureID);
GLES20.glDeleteTextures(1, new int[] {textureID}, 0);
textureID = 0;
}
eglBase.release();
eglBase = null;
}
}
// Pass null in |sharedContext| to configure the codec for ByteBuffer output.
private boolean initDecode(VideoCodecType type, int width, int height, EGLContext sharedContext) {
if (mediaCodecThread != null) {
throw new RuntimeException("Forgot to release()?");
}
useSurface = (sharedContext != null);
String mime = null;
String[] supportedCodecPrefixes = null;
if (type == VideoCodecType.VIDEO_CODEC_VP8) {
mime = VP8_MIME_TYPE;
supportedCodecPrefixes = supportedVp8HwCodecPrefixes;
} else if (type == VideoCodecType.VIDEO_CODEC_H264) {
mime = H264_MIME_TYPE;
supportedCodecPrefixes = supportedH264HwCodecPrefixes;
} else {
throw new RuntimeException("Non supported codec " + type);
}
DecoderProperties properties = findDecoder(mime, supportedCodecPrefixes);
if (properties == null) {
throw new RuntimeException("Cannot find HW decoder for " + type);
}
Logging.d(
TAG,
"Java initDecode: "
+ type
+ " : "
+ width
+ " x "
+ height
+ ". Color: 0x"
+ Integer.toHexString(properties.colorFormat)
+ ". Use Surface: "
+ useSurface);
if (sharedContext != null) {
Logging.d(TAG, "Decoder shared EGL Context: " + sharedContext);
}
mediaCodecThread = Thread.currentThread();
try {
Surface decodeSurface = null;
this.width = width;
this.height = height;
stride = width;
sliceHeight = height;
if (useSurface) {
// Create shared EGL context.
eglBase = new EglBase(sharedContext, EglBase.ConfigType.PIXEL_BUFFER);
eglBase.createDummyPbufferSurface();
eglBase.makeCurrent();
// Create output surface
textureID = GlUtil.generateTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES);
Logging.d(TAG, "Video decoder TextureID = " + textureID);
surfaceTexture = new SurfaceTexture(textureID);
surface = new Surface(surfaceTexture);
decodeSurface = surface;
}
MediaFormat format = MediaFormat.createVideoFormat(mime, width, height);
if (!useSurface) {
format.setInteger(MediaFormat.KEY_COLOR_FORMAT, properties.colorFormat);
}
Logging.d(TAG, " Format: " + format);
mediaCodec = MediaCodecVideoEncoder.createByCodecName(properties.codecName);
if (mediaCodec == null) {
return false;
}
mediaCodec.configure(format, decodeSurface, null, 0);
mediaCodec.start();
colorFormat = properties.colorFormat;
outputBuffers = mediaCodec.getOutputBuffers();
inputBuffers = mediaCodec.getInputBuffers();
Logging.d(
TAG,
"Input buffers: " + inputBuffers.length + ". Output buffers: " + outputBuffers.length);
return true;
} catch (IllegalStateException e) {
Logging.e(TAG, "initDecode failed", e);
return false;
}
}
/**
* Test disconnecting the SurfaceTextureHelper while holding a pending texture frame. The pending
* texture frame should still be valid, and this is tested by drawing the texture frame to a pixel
* buffer and reading it back with glReadPixels().
*/
@MediumTest
public static void testLateReturnFrame() throws InterruptedException {
final int width = 16;
final int height = 16;
// Create EGL base with a pixel buffer as display output.
final EglBase eglBase = EglBase.create(null, EglBase.ConfigType.PIXEL_BUFFER);
eglBase.createPbufferSurface(width, height);
// Create SurfaceTextureHelper and listener.
final SurfaceTextureHelper surfaceTextureHelper =
SurfaceTextureHelper.create(eglBase.getEglBaseContext());
final MockTextureListener listener = new MockTextureListener();
surfaceTextureHelper.setListener(listener);
surfaceTextureHelper.getSurfaceTexture().setDefaultBufferSize(width, height);
// Create resources for stubbing an OES texture producer. |eglOesBase| has the SurfaceTexture in
// |surfaceTextureHelper| as the target EGLSurface.
final EglBase eglOesBase =
EglBase.create(eglBase.getEglBaseContext(), EglBase.ConfigType.PLAIN);
eglOesBase.createSurface(surfaceTextureHelper.getSurfaceTexture());
assertEquals(eglOesBase.surfaceWidth(), width);
assertEquals(eglOesBase.surfaceHeight(), height);
final int red = 79;
final int green = 66;
final int blue = 161;
// Draw a constant color frame onto the SurfaceTexture.
eglOesBase.makeCurrent();
GLES20.glClearColor(red / 255.0f, green / 255.0f, blue / 255.0f, 1.0f);
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
// swapBuffers() will ultimately trigger onTextureFrameAvailable().
eglOesBase.swapBuffers();
eglOesBase.release();
// Wait for OES texture frame.
listener.waitForNewFrame();
// Diconnect while holding the frame.
surfaceTextureHelper.disconnect();
// Draw the pending texture frame onto the pixel buffer.
eglBase.makeCurrent();
final GlRectDrawer drawer = new GlRectDrawer();
drawer.drawOes(listener.oesTextureId, listener.transformMatrix);
drawer.release();
// Download the pixels in the pixel buffer as RGBA. Not all platforms support RGB, e.g. Nexus 9.
final ByteBuffer rgbaData = ByteBuffer.allocateDirect(width * height * 4);
GLES20.glReadPixels(0, 0, width, height, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, rgbaData);
GlUtil.checkNoGLES2Error("glReadPixels");
eglBase.release();
// Assert rendered image is expected constant color.
while (rgbaData.hasRemaining()) {
assertEquals(rgbaData.get() & 0xFF, red);
assertEquals(rgbaData.get() & 0xFF, green);
assertEquals(rgbaData.get() & 0xFF, blue);
assertEquals(rgbaData.get() & 0xFF, 255);
}
// Late frame return after everything has been disconnected and released.
surfaceTextureHelper.returnTextureFrame();
}