k
/
CameraView
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Respect VideoCodec from options

Browse Source
v2
Mattia Iavarone 6 years ago
parent dc2f65aebf
commit 9b8fe1fc35
8 changed files with 94 additions and 53 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 7
      cameraview/src/androidTest/java/com/otaliastudios/cameraview/MapperTest.java
  2. 8
      cameraview/src/main/gles/com/otaliastudios/cameraview/VideoCoreEncoder.java
  3. 96
      cameraview/src/main/gles/com/otaliastudios/cameraview/VideoTextureEncoder.java
  4. 9
      cameraview/src/main/java/com/otaliastudios/cameraview/Mapper.java
  5. 13
      cameraview/src/main/java/com/otaliastudios/cameraview/MediaCodecVideoRecorder.java
  6. 8
      cameraview/src/main/java/com/otaliastudios/cameraview/MediaRecorderVideoRecorder.java
  7. 2
      demo/src/main/java/com/otaliastudios/cameraview/demo/Control.java
  8. 4
      demo/src/main/res/layout/activity_camera.xml

7
cameraview/src/androidTest/java/com/otaliastudios/cameraview/MapperTest.java
Unescape View File

@ -26,11 +26,4 @@ public class MapperTest extends BaseTest {
<T> WhiteBalance unmapWhiteBalance(T cameraConstant) { return null; }
<T> Hdr unmapHdr(T cameraConstant) { return null; }
};
@Test
public void testMap() {
assertEquals(mapper.map(VideoCodec.DEVICE_DEFAULT), MediaRecorder.VideoEncoder.DEFAULT);
assertEquals(mapper.map(VideoCodec.H_263), MediaRecorder.VideoEncoder.H263);
assertEquals(mapper.map(VideoCodec.H_264), MediaRecorder.VideoEncoder.H264);
}
}

8
cameraview/src/main/gles/com/otaliastudios/cameraview/VideoCoreEncoder.java
Unescape View File

@ -45,8 +45,6 @@ import java.nio.ByteBuffer;
@RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN_MR2)
class VideoCoreEncoder {
private static final String MIME_TYPE = "video/avc"; // H.264 Advanced Video Coding
private Surface mInputSurface;
private MediaMuxer mMuxer;
private MediaCodec mEncoder;
@ -58,11 +56,11 @@ class VideoCoreEncoder {
/**
* Configures encoder and muxer state, and prepares the input Surface.
*/
public VideoCoreEncoder(int width, int height, int bitRate, int frameRate, int rotation, File outputFile)
public VideoCoreEncoder(int width, int height, int bitRate, int frameRate, int rotation, File outputFile, String mimeType)
throws IOException {
mBufferInfo = new MediaCodec.BufferInfo();
MediaFormat format = MediaFormat.createVideoFormat(MIME_TYPE, width, height);
MediaFormat format = MediaFormat.createVideoFormat(mimeType, width, height);
// Set some properties. Failing to specify some of these can cause the MediaCodec
// configure() call to throw an unhelpful exception.
@ -75,7 +73,7 @@ class VideoCoreEncoder {
// Create a MediaCodec encoder, and configure it with our format. Get a Surface
// we can use for input and wrap it with a class that handles the EGL work.
mEncoder = MediaCodec.createEncoderByType(MIME_TYPE);
mEncoder = MediaCodec.createEncoderByType(mimeType);
mEncoder.configure(format, null, null, MediaCodec.CONFIGURE_FLAG_ENCODE);
mInputSurface = mEncoder.createInputSurface();
mEncoder.start();

96
cameraview/src/main/gles/com/otaliastudios/cameraview/VideoTextureEncoder.java
Unescape View File

@ -72,16 +72,17 @@ class VideoTextureEncoder implements Runnable {
private EglCore mEglCore;
private EglViewport mFullScreen;
private int mTextureId;
private int mFrameNum;
private int mFrameNum = -1; // Important
private VideoCoreEncoder mVideoEncoder;
private float mTransformationScaleX = 1F;
private float mTransformationScaleY = 1F;
private int mTransformationRotation = 0;
// ----- accessed by multiple threads -----
private volatile EncoderHandler mHandler;
private final Object mReadyFence = new Object(); // guards ready/running
private boolean mReady;
private final Object mLooperReadyLock = new Object(); // guards ready/running
private boolean mLooperReady;
private boolean mRunning;
/**
@ -102,11 +103,13 @@ class VideoTextureEncoder implements Runnable {
final float mScaleX;
final float mScaleY;
final EGLContext mEglContext;
final String mMimeType;
Config(File outputFile, int width, int height,
int bitRate, int frameRate,
int rotation,
float scaleX, float scaleY,
String mimeType,
EGLContext sharedEglContext) {
mOutputFile = outputFile;
mWidth = width;
@ -117,6 +120,7 @@ class VideoTextureEncoder implements Runnable {
mScaleX = scaleX;
mScaleY = scaleY;
mRotation = rotation;
mMimeType = mimeType;
}
@Override
@ -130,8 +134,9 @@ class VideoTextureEncoder implements Runnable {
try {
mVideoEncoder = new VideoCoreEncoder(config.mWidth, config.mHeight,
config.mBitRate, config.mFrameRate,
config.mRotation,
config.mOutputFile);
0, // The video encoder rotation does not work, so we apply it here using Matrix.rotateM().
config.mOutputFile,
config.mMimeType);
} catch (IOException ioe) {
throw new RuntimeException(ioe);
}
@ -141,6 +146,7 @@ class VideoTextureEncoder implements Runnable {
mFullScreen = new EglViewport();
mTransformationScaleX = config.mScaleX;
mTransformationScaleY = config.mScaleY;
mTransformationRotation = config.mRotation;
}
private void releaseEncoder() {
@ -169,16 +175,16 @@ class VideoTextureEncoder implements Runnable {
*/
public void startRecording(Config config) {
Log.d(TAG, "Encoder: startRecording()");
synchronized (mReadyFence) {
synchronized (mLooperReadyLock) {
if (mRunning) {
Log.w(TAG, "Encoder thread already running");
return;
}
mRunning = true;
new Thread(this, "TextureMovieEncoder").start();
while (!mReady) {
while (!mLooperReady) {
try {
mReadyFence.wait();
mLooperReadyLock.wait();
} catch (InterruptedException ie) {
// ignore
}
@ -205,7 +211,7 @@ class VideoTextureEncoder implements Runnable {
* Returns true if recording has been started.
*/
public boolean isRecording() {
synchronized (mReadyFence) {
synchronized (mLooperReadyLock) {
return mRunning;
}
}
@ -224,18 +230,14 @@ class VideoTextureEncoder implements Runnable {
* stall the caller while this thread does work.
*/
public void frameAvailable(SurfaceTexture st) {
synchronized (mReadyFence) {
if (!mReady) {
synchronized (mLooperReadyLock) {
if (!mLooperReady) {
return;
}
}
float[] transform = new float[16]; // TODO - avoid alloc every frame. Not easy, need a pool
st.getTransformMatrix(transform);
float translX = (1F - mTransformationScaleX) / 2F;
float translY = (1F - mTransformationScaleY) / 2F;
Matrix.translateM(transform, 0, translX, translY, 0);
Matrix.scaleM(transform, 0, mTransformationScaleX, mTransformationScaleY, 1);
long timestamp = st.getTimestamp();
if (timestamp == 0) {
// Seeing this after device is toggled off/on with power button. The
@ -257,8 +259,8 @@ class VideoTextureEncoder implements Runnable {
* TODO: do something less clumsy
*/
public void setTextureId(int id) {
synchronized (mReadyFence) {
if (!mReady) return;
synchronized (mLooperReadyLock) {
if (!mLooperReady) return;
}
mHandler.sendMessage(mHandler.obtainMessage(MSG_SET_TEXTURE_ID, id, 0, null));
}
@ -272,16 +274,15 @@ class VideoTextureEncoder implements Runnable {
public void run() {
// Establish a Looper for this thread, and define a Handler for it.
Looper.prepare();
synchronized (mReadyFence) {
synchronized (mLooperReadyLock) {
mHandler = new EncoderHandler(this);
mReady = true;
mReadyFence.notify();
mLooperReady = true;
mLooperReadyLock.notify();
}
Looper.loop();
Log.d(TAG, "Encoder thread exiting");
synchronized (mReadyFence) {
mReady = mRunning = false;
synchronized (mLooperReadyLock) {
mLooperReady = mRunning = false;
mHandler = null;
}
}
@ -314,14 +315,63 @@ class VideoTextureEncoder implements Runnable {
encoder.prepareEncoder(config);
break;
case MSG_STOP_RECORDING:
encoder.mFrameNum = -1;
encoder.mVideoEncoder.drainEncoder(true);
encoder.releaseEncoder();
((Runnable) obj).run();
break;
case MSG_FRAME_AVAILABLE:
if (encoder.mFrameNum < 0) break;
encoder.mFrameNum++;
long timestamp = (((long) inputMessage.arg1) << 32) | (((long) inputMessage.arg2) & 0xffffffffL);
float[] transform = (float[]) obj;
// We must scale this matrix like GLCameraPreview does, because it might have some cropping.
// Scaling takes place with respect to the (0, 0, 0) point, so we must apply a Translation to compensate.
// We also must rotate this matrix. In GLCameraPreview it is not needed because it is a live
// stream, but the output video, must be correctly rotated based on the device rotation at the moment.
// Rotation also takes place with respect to the origin (the Z axis), so we must apply another Translation to compensate.
// The order of operations must be translate, rotate & scale.
float scaleX = encoder.mTransformationScaleX;
float scaleY = encoder.mTransformationScaleY;
int rotation = encoder.mTransformationRotation;
float W = scaleX;
float H = scaleY;
float scaleTranslX = (1F - scaleX) / 2F;
float scaleTranslY = (1F - scaleY) / 2F;
float rotationTranslX = 0F;
float rotationTranslY = 0F;
boolean flip = false;// rotation % 180 != 0;
Log.e("VideoTextureEncoder", "Rotation is " + rotation);
if (rotation == 90) {
rotationTranslX = W / 2F;
rotationTranslY = W / 2F;
} else if (rotation == 180) {
rotationTranslX = W / 2F;
rotationTranslY = H / 2F;
} else if (rotation == 270) {
rotationTranslX = H / 2F;
rotationTranslY = H / 2F;
Log.e("VideoTextureEncoder", "Rotation translY is" + rotationTranslY + ", h is " + H);
}
// Matrix.translateM(transform, 0, 0, 0, 0); // vedo il lato destro e alto
// Matrix.translateM(transform, 0, 0, 0.5F, 0); // same
// Matrix.translateM(transform, 0, 0, -0.5F, 0); // peggio
// Matrix.translateM(transform, 0, 0.5F, 0, 0); // peggio: vedo il pixel in alto a dx
// Matrix.translateM(transform, 0, -0.5F, 0, 0); // ho aggiustato la VERTICALE
// Matrix.translateM(transform, 0, -0.5F, -1, 0); // no changes
// Matrix.translateM(transform, 0, -0.5F, 1, 0); // ci siamo quasi
Matrix.translateM(transform, 0, -0.5F, 1.75F, 0); // ottimo! ma è scalato male!!
Matrix.rotateM(transform, 0, rotation, 0, 0, 1);
Matrix.translateM(transform, 0, rotationTranslX, rotationTranslY, 0);
Matrix.translateM(transform, 0, scaleTranslX, scaleTranslY, 0);
Matrix.scaleM(transform, 0, scaleX, scaleY, 1);
encoder.mVideoEncoder.drainEncoder(false);
encoder.mFullScreen.drawFrame(encoder.mTextureId, transform);
encoder.mInputWindowSurface.setPresentationTime(timestamp);

9
cameraview/src/main/java/com/otaliastudios/cameraview/Mapper.java
Unescape View File

@ -16,13 +16,4 @@ abstract class Mapper {
abstract <T> Facing unmapFacing(T cameraConstant);
abstract <T> WhiteBalance unmapWhiteBalance(T cameraConstant);
abstract <T> Hdr unmapHdr(T cameraConstant);
int map(VideoCodec codec) {
switch (codec) {
case DEVICE_DEFAULT: return MediaRecorder.VideoEncoder.DEFAULT;
case H_263: return MediaRecorder.VideoEncoder.H263;
case H_264: return MediaRecorder.VideoEncoder.H264;
default: return MediaRecorder.VideoEncoder.DEFAULT;
}
}
}

13
cameraview/src/main/java/com/otaliastudios/cameraview/MediaCodecVideoRecorder.java
Unescape View File

@ -2,6 +2,7 @@ package com.otaliastudios.cameraview;
import android.graphics.SurfaceTexture;
import android.media.CamcorderProfile;
import android.media.MediaFormat;
import android.opengl.EGL14;
import android.os.Build;
import android.os.Handler;
@ -65,13 +66,20 @@ class MediaCodecVideoRecorder extends VideoRecorder implements GLCameraPreview.R
@Override
public void onRendererFrame(SurfaceTexture surfaceTexture, float scaleX, float scaleY) {
if (mCurrentState == STATE_NOT_RECORDING && mDesiredState == STATE_RECORDING) {
// Size must not be flipped based on rotation, unlike MediaRecorderVideoRecorder
Size size = mResult.getSize();
// Size must be flipped based on rotation, because we will rotate the texture in the encoder
Size size = mResult.getRotation() % 180 == 0 ? mResult.getSize() : mResult.getSize().flip();
// size = mResult.size;
// Ensure width and height are divisible by 2, as I have read somewhere.
int width = size.getWidth();
int height = size.getHeight();
width = width % 2 == 0 ? width : width + 1;
height = height % 2 == 0 ? height : height + 1;
String type = "";
switch (mResult.codec) {
case H_263: type = "video/3gpp"; break; // MediaFormat.MIMETYPE_VIDEO_H263;
case H_264: type = "video/avc"; break; // MediaFormat.MIMETYPE_VIDEO_AVC:
case DEVICE_DEFAULT: type = "video/avc"; break;
}
VideoTextureEncoder.Config configuration = new VideoTextureEncoder.Config(
mResult.getFile(),
width,
@ -81,6 +89,7 @@ class MediaCodecVideoRecorder extends VideoRecorder implements GLCameraPreview.R
mResult.getRotation(),
scaleX,
scaleY,
type,
EGL14.eglGetCurrentContext()
);
mEncoder.startRecording(configuration);

8
cameraview/src/main/java/com/otaliastudios/cameraview/MediaRecorderVideoRecorder.java
Unescape View File

@ -42,10 +42,10 @@ class MediaRecorderVideoRecorder extends VideoRecorder {
mMediaRecorder.setOutputFormat(mProfile.fileFormat);
mMediaRecorder.setVideoFrameRate(mProfile.videoFrameRate);
mMediaRecorder.setVideoSize(size.getWidth(), size.getHeight());
if (mResult.getCodec() == VideoCodec.DEFAULT) {
mMediaRecorder.setVideoEncoder(mProfile.videoCodec);
} else {
mMediaRecorder.setVideoEncoder(mMapper.map(mResult.getCodec()));
switch (mResult.getCodec()) {
case H_263: mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H263); break;
case H_264: mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H264); break;
case DEVICE_DEFAULT: mMediaRecorder.setVideoEncoder(mProfile.videoCodec); break;
}
mMediaRecorder.setVideoEncodingBitRate(mProfile.videoBitRate);
if (mResult.getAudio() == Audio.ON) {

2
demo/src/main/java/com/otaliastudios/cameraview/demo/Control.java
Unescape View File

@ -63,7 +63,7 @@ public enum Control {
int boundary = this == WIDTH ? root.getWidth() : root.getHeight();
if (boundary == 0) boundary = 1000;
int step = boundary / 10;
// list.add(this == WIDTH ? 12 : 16);
list.add(this == WIDTH ? 300 : 700);
list.add(ViewGroup.LayoutParams.WRAP_CONTENT);
list.add(ViewGroup.LayoutParams.MATCH_PARENT);
for (int i = step; i < boundary; i += step) {

4
demo/src/main/res/layout/activity_camera.xml
Unescape View File

@ -11,8 +11,8 @@
<com.otaliastudios.cameraview.CameraView
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/camera"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_width="300px"
android:layout_height="700px"
android:layout_gravity="center"
android:keepScreenOn="true"
app:cameraExperimental="true"

Write Preview
Loading…
Cancel
Save