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

Example 1 with MediaMuxer

use of android.media.MediaMuxer in project grafika by google.

the class SoftInputSurfaceActivity method prepareEncoder.

/**
     * Prepares the video encoder, muxer, and an input surface.
     */
private void prepareEncoder(File outputFile) throws IOException {
    mBufferInfo = new MediaCodec.BufferInfo();
    MediaFormat format = MediaFormat.createVideoFormat(MIME_TYPE, WIDTH, HEIGHT);
    // Set some properties.  Failing to specify some of these can cause the MediaCodec
    // configure() call to throw an unhelpful exception.
    format.setInteger(MediaFormat.KEY_COLOR_FORMAT, MediaCodecInfo.CodecCapabilities.COLOR_FormatSurface);
    format.setInteger(MediaFormat.KEY_BIT_RATE, BIT_RATE);
    format.setInteger(MediaFormat.KEY_FRAME_RATE, FRAMES_PER_SECOND);
    format.setInteger(MediaFormat.KEY_I_FRAME_INTERVAL, IFRAME_INTERVAL);
    if (VERBOSE)
        Log.d(TAG, "format: " + format);
    // 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.configure(format, null, null, MediaCodec.CONFIGURE_FLAG_ENCODE);
    mInputSurface = mEncoder.createInputSurface();
    mEncoder.start();
    // the raw H.264 elementary stream we get from MediaCodec into a .mp4 file.
    if (VERBOSE)
        Log.d(TAG, "output will go to " + outputFile);
    mMuxer = new MediaMuxer(outputFile.toString(), MediaMuxer.OutputFormat.MUXER_OUTPUT_MPEG_4);
    mTrackIndex = -1;
    mMuxerStarted = false;
}

Example 2 with MediaMuxer

use of android.media.MediaMuxer in project grafika by google.

the class GeneratedMovie method prepareEncoder.

/**
     * Prepares the video encoder, muxer, and an EGL input surface.
     */
protected void prepareEncoder(String mimeType, int width, int height, int bitRate, int framesPerSecond, File outputFile) throws IOException {
    mBufferInfo = new MediaCodec.BufferInfo();
    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.
    format.setInteger(MediaFormat.KEY_COLOR_FORMAT, MediaCodecInfo.CodecCapabilities.COLOR_FormatSurface);
    format.setInteger(MediaFormat.KEY_BIT_RATE, bitRate);
    format.setInteger(MediaFormat.KEY_FRAME_RATE, framesPerSecond);
    format.setInteger(MediaFormat.KEY_I_FRAME_INTERVAL, IFRAME_INTERVAL);
    if (VERBOSE)
        Log.d(TAG, "format: " + format);
    // 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(mimeType);
    mEncoder.configure(format, null, null, MediaCodec.CONFIGURE_FLAG_ENCODE);
    Log.v(TAG, "encoder is " + mEncoder.getCodecInfo().getName());
    Surface surface;
    try {
        surface = mEncoder.createInputSurface();
    } catch (IllegalStateException ise) {
        // TODO: failure message should come out of strings.xml for i18n
        if (isSoftwareCodec(mEncoder)) {
            throw new RuntimeException("Can't use input surface with software codec: " + mEncoder.getCodecInfo().getName(), ise);
        } else {
            throw new RuntimeException("Failed to create input surface", ise);
        }
    }
    mEglCore = new EglCore(null, EglCore.FLAG_RECORDABLE);
    mInputSurface = new WindowSurface(mEglCore, surface, true);
    mInputSurface.makeCurrent();
    mEncoder.start();
    // the raw H.264 elementary stream we get from MediaCodec into a .mp4 file.
    if (VERBOSE)
        Log.d(TAG, "output will go to " + outputFile);
    mMuxer = new MediaMuxer(outputFile.toString(), MediaMuxer.OutputFormat.MUXER_OUTPUT_MPEG_4);
    mTrackIndex = -1;
    mMuxerStarted = false;
}