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

Example 6 with MediaFormat

use of android.media.MediaFormat in project android_frameworks_base by DirtyUnicorns.

the class Camera2RecordingTest method validateRecording.

private void validateRecording(Size sz, int expectedDurationMs) throws Exception {
    File outFile = new File(mOutMediaFileName);
    assertTrue("No video is recorded", outFile.exists());
    MediaExtractor extractor = new MediaExtractor();
    try {
        extractor.setDataSource(mOutMediaFileName);
        long durationUs = 0;
        int width = -1, height = -1;
        int numTracks = extractor.getTrackCount();
        final String VIDEO_MIME_TYPE = "video";
        for (int i = 0; i < numTracks; i++) {
            MediaFormat format = extractor.getTrackFormat(i);
            String mime = format.getString(MediaFormat.KEY_MIME);
            if (mime.contains(VIDEO_MIME_TYPE)) {
                Log.i(TAG, "video format is: " + format.toString());
                durationUs = format.getLong(MediaFormat.KEY_DURATION);
                width = format.getInteger(MediaFormat.KEY_WIDTH);
                height = format.getInteger(MediaFormat.KEY_HEIGHT);
                break;
            }
        }
        Size videoSz = new Size(width, height);
        assertTrue("Video size doesn't match, expected " + sz.toString() + " got " + videoSz.toString(), videoSz.equals(sz));
        int duration = (int) (durationUs / 1000);
        if (VERBOSE) {
            Log.v(TAG, String.format("Video duration: recorded %dms, expected %dms", duration, expectedDurationMs));
        }
        // TODO: Don't skip this for video snapshot
        if (!mStaticInfo.isHardwareLevelLegacy()) {
            assertTrue(String.format("Camera %s: Video duration doesn't match: recorded %dms, expected %dms.", mCamera.getId(), duration, expectedDurationMs), Math.abs(duration - expectedDurationMs) < DURATION_MARGIN * expectedDurationMs);
        }
    } finally {
        extractor.release();
        if (!DEBUG_DUMP) {
            outFile.delete();
        }
    }
}

Example 7 with MediaFormat

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

the class MediaPlayer method addSubtitleSource.

/** @hide */
public void addSubtitleSource(InputStream is, MediaFormat format) throws IllegalStateException {
    final InputStream fIs = is;
    final MediaFormat fFormat = format;
    if (is != null) {
        // way to implement timeouts in the future.
        synchronized (mOpenSubtitleSources) {
            mOpenSubtitleSources.add(is);
        }
    } else {
        Log.w(TAG, "addSubtitleSource called with null InputStream");
    }
    getMediaTimeProvider();
    // process each subtitle in its own thread
    final HandlerThread thread = new HandlerThread("SubtitleReadThread", Process.THREAD_PRIORITY_BACKGROUND + Process.THREAD_PRIORITY_MORE_FAVORABLE);
    thread.start();
    Handler handler = new Handler(thread.getLooper());
    handler.post(new Runnable() {

        private int addTrack() {
            if (fIs == null || mSubtitleController == null) {
                return MEDIA_INFO_UNSUPPORTED_SUBTITLE;
            }
            SubtitleTrack track = mSubtitleController.addTrack(fFormat);
            if (track == null) {
                return MEDIA_INFO_UNSUPPORTED_SUBTITLE;
            }
            // TODO: do the conversion in the subtitle track
            Scanner scanner = new Scanner(fIs, "UTF-8");
            String contents = scanner.useDelimiter("\\A").next();
            synchronized (mOpenSubtitleSources) {
                mOpenSubtitleSources.remove(fIs);
            }
            scanner.close();
            synchronized (mIndexTrackPairs) {
                mIndexTrackPairs.add(Pair.<Integer, SubtitleTrack>create(null, track));
            }
            Handler h = mTimeProvider.mEventHandler;
            int what = TimeProvider.NOTIFY;
            int arg1 = TimeProvider.NOTIFY_TRACK_DATA;
            Pair<SubtitleTrack, byte[]> trackData = Pair.create(track, contents.getBytes());
            Message m = h.obtainMessage(what, arg1, 0, trackData);
            h.sendMessage(m);
            return MEDIA_INFO_EXTERNAL_METADATA_UPDATE;
        }

        public void run() {
            int res = addTrack();
            if (mEventHandler != null) {
                Message m = mEventHandler.obtainMessage(MEDIA_INFO, res, 0, null);
                mEventHandler.sendMessage(m);
            }
            thread.getLooper().quitSafely();
        }
    });
}

Example 8 with MediaFormat

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

the class DisplaySinkService method updateSurfaceFromUi.

private void updateSurfaceFromUi(SurfaceHolder holder) {
    Surface surface = null;
    int width = 0, height = 0;
    if (holder != null && !holder.isCreating()) {
        surface = holder.getSurface();
        if (surface.isValid()) {
            final Rect frame = holder.getSurfaceFrame();
            width = frame.width();
            height = frame.height();
        } else {
            surface = null;
        }
    }
    synchronized (mSurfaceAndCodecLock) {
        if (mSurface == surface && mSurfaceWidth == width && mSurfaceHeight == height) {
            return;
        }
        mSurface = surface;
        mSurfaceWidth = width;
        mSurfaceHeight = height;
        if (mCodec != null) {
            mCodec.stop();
            mCodec = null;
            mCodecInputBuffers = null;
            mCodecBufferInfo = null;
        }
        if (mSurface != null) {
            MediaFormat format = MediaFormat.createVideoFormat("video/avc", mSurfaceWidth, mSurfaceHeight);
            try {
                mCodec = MediaCodec.createDecoderByType("video/avc");
            } catch (IOException e) {
                throw new RuntimeException("failed to create video/avc decoder", e);
            }
            mCodec.configure(format, mSurface, null, 0);
            mCodec.start();
            mCodecBufferInfo = new BufferInfo();
        }
        mTransportHandler.post(new Runnable() {

            @Override
            public void run() {
                sendSinkStatus();
            }
        });
    }
}

Example 9 with MediaFormat

use of android.media.MediaFormat in project ExoPlayer by google.

the class FormatTest method testConversionToFrameworkMediaFormatV16.

@SuppressLint("InlinedApi")
@TargetApi(16)
private static void testConversionToFrameworkMediaFormatV16(Format in) {
    MediaFormat out = in.getFrameworkMediaFormatV16();
    assertEquals(in.sampleMimeType, out.getString(MediaFormat.KEY_MIME));
    assertOptionalV16(out, MediaFormat.KEY_LANGUAGE, in.language);
    assertOptionalV16(out, MediaFormat.KEY_MAX_INPUT_SIZE, in.maxInputSize);
    assertOptionalV16(out, MediaFormat.KEY_WIDTH, in.width);
    assertOptionalV16(out, MediaFormat.KEY_HEIGHT, in.height);
    assertOptionalV16(out, MediaFormat.KEY_CHANNEL_COUNT, in.channelCount);
    assertOptionalV16(out, MediaFormat.KEY_SAMPLE_RATE, in.sampleRate);
    assertOptionalV16(out, MediaFormat.KEY_FRAME_RATE, in.frameRate);
    for (int i = 0; i < in.initializationData.size(); i++) {
        byte[] originalData = in.initializationData.get(i);
        ByteBuffer frameworkBuffer = out.getByteBuffer("csd-" + i);
        byte[] frameworkData = Arrays.copyOf(frameworkBuffer.array(), frameworkBuffer.limit());
        assertTrue(Arrays.equals(originalData, frameworkData));
    }
}

Example 10 with MediaFormat

use of android.media.MediaFormat in project ExoPlayer by google.

the class MediaCodecAudioRenderer method onOutputFormatChanged.

@Override
protected void onOutputFormatChanged(MediaCodec codec, MediaFormat outputFormat) throws ExoPlaybackException {
    boolean passthrough = passthroughMediaFormat != null;
    String mimeType = passthrough ? passthroughMediaFormat.getString(MediaFormat.KEY_MIME) : MimeTypes.AUDIO_RAW;
    MediaFormat format = passthrough ? passthroughMediaFormat : outputFormat;
    int channelCount = format.getInteger(MediaFormat.KEY_CHANNEL_COUNT);
    int sampleRate = format.getInteger(MediaFormat.KEY_SAMPLE_RATE);
    int[] channelMap;
    if (codecNeedsDiscardChannelsWorkaround && channelCount == 6 && this.channelCount < 6) {
        channelMap = new int[this.channelCount];
        for (int i = 0; i < this.channelCount; i++) {
            channelMap[i] = i;
        }
    } else {
        channelMap = null;
    }
    try {
        audioTrack.configure(mimeType, channelCount, sampleRate, pcmEncoding, 0, channelMap);
    } catch (AudioTrack.ConfigurationException e) {
        throw ExoPlaybackException.createForRenderer(e, getIndex());
    }
}