Examples with MediaRecorder android.media.MediaRecorder used on opensource projects

Example 71 with MediaRecorder

use of android.media.MediaRecorder in project android_frameworks_base by ParanoidAndroid.

the class MediaEncoderFilter method startRecording.

private void startRecording(FilterContext context) {
    if (mLogVerbose)
        Log.v(TAG, "Starting recording");
    // Create a frame representing the screen
    MutableFrameFormat screenFormat = new MutableFrameFormat(FrameFormat.TYPE_BYTE, FrameFormat.TARGET_GPU);
    screenFormat.setBytesPerSample(4);
    int width, height;
    boolean widthHeightSpecified = mWidth > 0 && mHeight > 0;
    // of that in the profile.
    if (mProfile != null && !widthHeightSpecified) {
        width = mProfile.videoFrameWidth;
        height = mProfile.videoFrameHeight;
    } else {
        width = mWidth;
        height = mHeight;
    }
    screenFormat.setDimensions(width, height);
    mScreen = (GLFrame) context.getFrameManager().newBoundFrame(screenFormat, GLFrame.EXISTING_FBO_BINDING, 0);
    // Initialize the media recorder
    mMediaRecorder = new MediaRecorder();
    updateMediaRecorderParams();
    try {
        mMediaRecorder.prepare();
    } catch (IllegalStateException e) {
        throw e;
    } catch (IOException e) {
        throw new RuntimeException("IOException in" + "MediaRecorder.prepare()!", e);
    } catch (Exception e) {
        throw new RuntimeException("Unknown Exception in" + "MediaRecorder.prepare()!", e);
    }
    // Make sure start() is called before trying to
    // register the surface. The native window handle needed to create
    // the surface is initiated in start()
    mMediaRecorder.start();
    if (mLogVerbose)
        Log.v(TAG, "Open: registering surface from Mediarecorder");
    mSurfaceId = context.getGLEnvironment().registerSurfaceFromMediaRecorder(mMediaRecorder);
    mNumFramesEncoded = 0;
    mRecordingActive = true;
}

Example 72 with MediaRecorder

use of android.media.MediaRecorder in project android_frameworks_base by ParanoidAndroid.

the class MediaPlayerPerformance method stressAudioRecord.

public void stressAudioRecord(String filePath) {
    // This test is only for the short media file
    for (int i = 0; i < NUM_PLAYBACk_IN_EACH_LOOP; i++) {
        MediaRecorder mRecorder = new MediaRecorder();
        try {
            mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
            mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
            mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
            mRecorder.setOutputFile(filePath);
            mRecorder.prepare();
            mRecorder.start();
            Thread.sleep(MEDIA_STRESS_WAIT_TIME);
            mRecorder.stop();
            mRecorder.release();
        } catch (Exception e) {
            Log.v(TAG, e.toString());
            mRecorder.release();
        }
    }
}

Example 73 with MediaRecorder

use of android.media.MediaRecorder in project platform_frameworks_base by android.

the class MediaEncoderFilter method startRecording.

private void startRecording(FilterContext context) {
    if (mLogVerbose)
        Log.v(TAG, "Starting recording");
    // Create a frame representing the screen
    MutableFrameFormat screenFormat = new MutableFrameFormat(FrameFormat.TYPE_BYTE, FrameFormat.TARGET_GPU);
    screenFormat.setBytesPerSample(4);
    int width, height;
    boolean widthHeightSpecified = mWidth > 0 && mHeight > 0;
    // of that in the profile.
    if (mProfile != null && !widthHeightSpecified) {
        width = mProfile.videoFrameWidth;
        height = mProfile.videoFrameHeight;
    } else {
        width = mWidth;
        height = mHeight;
    }
    screenFormat.setDimensions(width, height);
    mScreen = (GLFrame) context.getFrameManager().newBoundFrame(screenFormat, GLFrame.EXISTING_FBO_BINDING, 0);
    // Initialize the media recorder
    mMediaRecorder = new MediaRecorder();
    updateMediaRecorderParams();
    try {
        mMediaRecorder.prepare();
    } catch (IllegalStateException e) {
        throw e;
    } catch (IOException e) {
        throw new RuntimeException("IOException in" + "MediaRecorder.prepare()!", e);
    } catch (Exception e) {
        throw new RuntimeException("Unknown Exception in" + "MediaRecorder.prepare()!", e);
    }
    // Make sure start() is called before trying to
    // register the surface. The native window handle needed to create
    // the surface is initiated in start()
    mMediaRecorder.start();
    if (mLogVerbose)
        Log.v(TAG, "Open: registering surface from Mediarecorder");
    mSurfaceId = context.getGLEnvironment().registerSurfaceFromMediaRecorder(mMediaRecorder);
    mNumFramesEncoded = 0;
    mRecordingActive = true;
}

Example 74 with MediaRecorder

use of android.media.MediaRecorder in project platform_frameworks_base by android.

the class CodecTest method mediaRecorderRecord.

public static boolean mediaRecorderRecord(String filePath) {
    Log.v(TAG, "SoundRecording - " + filePath);
    //This test is only for the short media file
    int duration = 0;
    try {
        MediaRecorder mRecorder = new MediaRecorder();
        mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
        mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
        mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
        mRecorder.setOutputFile(filePath);
        mRecorder.prepare();
        mRecorder.start();
        Thread.sleep(500);
        mRecorder.stop();
        Log.v(TAG, "sound recorded");
        mRecorder.release();
    } catch (Exception e) {
        Log.v(TAG, e.toString());
    }
    //Verify the recorded file
    MediaPlayer mp = new MediaPlayer();
    try {
        mp.setDataSource(filePath);
        mp.prepare();
        duration = mp.getDuration();
        Log.v(TAG, "Duration " + duration);
        mp.release();
    } catch (Exception e) {
    }
    //Check the record media file length is greate than zero
    if (duration > 0)
        return true;
    else
        return false;
}

Example 75 with MediaRecorder

use of android.media.MediaRecorder in project platform_frameworks_base by android.

the class MediaRecorderTest method recordVideoFromSurface.

private boolean recordVideoFromSurface(int frameRate, int captureRate, int width, int height, int videoFormat, int outFormat, String outFile, boolean videoOnly, Surface persistentSurface) {
    Log.v(TAG, "recordVideoFromSurface");
    MediaRecorder recorder = new MediaRecorder();
    // normal capture at 33ms / frame
    int sleepTime = 33;
    Surface surface = null;
    try {
        if (!videoOnly) {
            recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
        }
        recorder.setVideoSource(MediaRecorder.VideoSource.SURFACE);
        recorder.setOutputFormat(outFormat);
        recorder.setOutputFile(outFile);
        recorder.setVideoFrameRate(frameRate);
        if (captureRate > 0) {
            recorder.setCaptureRate(captureRate);
            sleepTime = 1000 / captureRate;
        }
        recorder.setVideoSize(width, height);
        recorder.setVideoEncoder(videoFormat);
        if (!videoOnly) {
            recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
        }
        if (persistentSurface != null) {
            Log.v(TAG, "using persistent surface");
            surface = persistentSurface;
            recorder.setInputSurface(surface);
        }
        recorder.prepare();
        if (persistentSurface == null) {
            surface = recorder.getSurface();
        }
        Paint paint = new Paint();
        paint.setTextSize(16);
        paint.setColor(Color.RED);
        int i;
        /* Test: draw 10 frames at 30fps before start
             * these should be dropped and not causing malformed stream.
             */
        for (i = 0; i < 10; i++) {
            Canvas canvas = surface.lockCanvas(null);
            int background = (i * 255 / 99);
            canvas.drawARGB(255, background, background, background);
            String text = "Frame #" + i;
            canvas.drawText(text, 100, 100, paint);
            surface.unlockCanvasAndPost(canvas);
            Thread.sleep(sleepTime);
        }
        Log.v(TAG, "start");
        recorder.start();
        /* Test: draw another 90 frames at 30fps after start */
        for (i = 10; i < 100; i++) {
            Canvas canvas = surface.lockCanvas(null);
            int background = (i * 255 / 99);
            canvas.drawARGB(255, background, background, background);
            String text = "Frame #" + i;
            canvas.drawText(text, 100, 100, paint);
            surface.unlockCanvasAndPost(canvas);
            Thread.sleep(sleepTime);
        }
        Log.v(TAG, "stop");
        recorder.stop();
    } catch (Exception e) {
        Log.v(TAG, "record video failed: " + e.toString());
        return false;
    } finally {
        recorder.release();
        // release surface if not using persistent surface
        if (persistentSurface == null && surface != null) {
            surface.release();
        }
    }
    return true;
}