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

Example 86 with MediaMetadataRetriever

use of android.media.MediaMetadataRetriever in project android_frameworks_base by AOSPA.

the class MediaMetadataRetrieverTest method testSetDataSource.

// Test setDataSource()
@MediumTest
public static void testSetDataSource() {
    MediaMetadataRetriever retriever = new MediaMetadataRetriever();
    boolean hasFailed = false;
    // Null pointer argument
    try {
        String path = null;
        retriever.setDataSource(path);
        Log.e(TAG, "IllegalArgumentException failed to be thrown.");
        hasFailed = true;
    } catch (Exception e) {
        if (!(e instanceof IllegalArgumentException)) {
            Log.e(TAG, "Expected a IllegalArgumentException, but got a different exception");
            hasFailed = true;
        }
    }
    // Use mem:// path
    try {
        retriever.setDataSource(MediaNames.TEST_PATH_5);
        Log.e(TAG, "IllegalArgumentException failed to be thrown.");
        hasFailed = true;
    } catch (Exception e) {
        if (!(e instanceof IllegalArgumentException)) {
            Log.e(TAG, "Expected a IllegalArgumentException, but got a different exception");
            hasFailed = true;
        }
    }
    // The pathname does not correspond to any existing file
    try {
        retriever.setDataSource(MediaNames.TEST_PATH_4);
        Log.e(TAG, "RuntimeException failed to be thrown.");
        hasFailed = true;
    } catch (Exception e) {
        if (!(e instanceof RuntimeException)) {
            Log.e(TAG, "Expected a RuntimeException, but got a different exception");
            hasFailed = true;
        }
    }
    // is not a valid media file
    try {
        retriever.setDataSource(MediaNames.TEST_PATH_3);
        Log.e(TAG, "RuntimeException failed to be thrown.");
        hasFailed = true;
    } catch (Exception e) {
        if (!(e instanceof RuntimeException)) {
            Log.e(TAG, "Expected a RuntimeException, but got a different exception");
            hasFailed = true;
        }
    }
    retriever.release();
    assertTrue(!hasFailed);
}

Example 87 with MediaMetadataRetriever

use of android.media.MediaMetadataRetriever in project android_frameworks_base by AOSPA.

the class MediaMetadataRetrieverTest method testBasicAbnormalMethodCallSequence.

// If setDataSource() has not been called, both getFrameAtTime() and extractMetadata() must
// return null.
@MediumTest
public static void testBasicAbnormalMethodCallSequence() {
    boolean hasFailed = false;
    MediaMetadataRetriever retriever = new MediaMetadataRetriever();
    if (retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_ALBUM) != null) {
        Log.e(TAG, "No album metadata expected, but is available");
        hasFailed = true;
    }
    if (retriever.getFrameAtTime(-1) != null) {
        Log.e(TAG, "No frame expected, but is available");
        hasFailed = true;
    }
    assertTrue(!hasFailed);
}

Example 88 with MediaMetadataRetriever

use of android.media.MediaMetadataRetriever in project android_frameworks_base by AOSPA.

the class MediaRecorderTest method validateMetadata.

private boolean validateMetadata(String filePath, int captureRate) {
    MediaMetadataRetriever retriever = new MediaMetadataRetriever();
    retriever.setDataSource(filePath);
    // verify capture rate meta key is present and correct
    String captureFps = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_CAPTURE_FRAMERATE);
    if (captureFps == null) {
        Log.d(TAG, "METADATA_KEY_CAPTURE_FRAMERATE is missing");
        return false;
    }
    if (Math.abs(Float.parseFloat(captureFps) - captureRate) > 0.001) {
        Log.d(TAG, "METADATA_KEY_CAPTURE_FRAMERATE is incorrect: " + captureFps + "vs. " + captureRate);
        return false;
    }
    // verify other meta keys here if necessary
    return true;
}

Example 89 with MediaMetadataRetriever

use of android.media.MediaMetadataRetriever in project android_frameworks_base by AOSPA.

the class CodecTest method getThumbnail.

//Test for mediaMeta Data Thumbnail
public static boolean getThumbnail(String filePath, String goldenPath) {
    Log.v(TAG, "getThumbnail - " + filePath);
    int goldenHeight = 0;
    int goldenWidth = 0;
    int outputWidth = 0;
    int outputHeight = 0;
    //This test is only for the short media file
    try {
        BitmapFactory mBitmapFactory = new BitmapFactory();
        MediaMetadataRetriever mMediaMetadataRetriever = new MediaMetadataRetriever();
        try {
            mMediaMetadataRetriever.setDataSource(filePath);
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
        Bitmap outThumbnail = mMediaMetadataRetriever.getFrameAtTime(-1);
        //Verify the thumbnail
        Bitmap goldenBitmap = mBitmapFactory.decodeFile(goldenPath);
        outputWidth = outThumbnail.getWidth();
        outputHeight = outThumbnail.getHeight();
        goldenHeight = goldenBitmap.getHeight();
        goldenWidth = goldenBitmap.getWidth();
        //check the image dimension
        if ((outputWidth != goldenWidth) || (outputHeight != goldenHeight))
            return false;
        // Check half line of pixel
        int x = goldenHeight / 2;
        for (int j = 1; j < goldenWidth / 2; j++) {
            if (goldenBitmap.getPixel(x, j) != outThumbnail.getPixel(x, j)) {
                Log.v(TAG, "pixel = " + goldenBitmap.getPixel(x, j));
                return false;
            }
        }
    } catch (Exception e) {
        Log.v(TAG, e.toString());
        return false;
    }
    return true;
}

Example 90 with MediaMetadataRetriever

use of android.media.MediaMetadataRetriever in project android_frameworks_base by AOSPA.

the class ThumbnailUtils method createVideoThumbnail.

/**
     * Create a video thumbnail for a video. May return null if the video is
     * corrupt or the format is not supported.
     *
     * @param filePath the path of video file
     * @param kind could be MINI_KIND or MICRO_KIND
     */
public static Bitmap createVideoThumbnail(String filePath, int kind) {
    Bitmap bitmap = null;
    MediaMetadataRetriever retriever = new MediaMetadataRetriever();
    try {
        retriever.setDataSource(filePath);
        bitmap = retriever.getFrameAtTime(-1);
    } catch (IllegalArgumentException ex) {
    // Assume this is a corrupt video file
    } catch (RuntimeException ex) {
    // Assume this is a corrupt video file.
    } finally {
        try {
            retriever.release();
        } catch (RuntimeException ex) {
        // Ignore failures while cleaning up.
        }
    }
    if (bitmap == null)
        return null;
    if (kind == Images.Thumbnails.MINI_KIND) {
        // Scale down the bitmap if it's too large.
        int width = bitmap.getWidth();
        int height = bitmap.getHeight();
        int max = Math.max(width, height);
        if (max > 512) {
            float scale = 512f / max;
            int w = Math.round(scale * width);
            int h = Math.round(scale * height);
            bitmap = Bitmap.createScaledBitmap(bitmap, w, h, true);
        }
    } else if (kind == Images.Thumbnails.MICRO_KIND) {
        bitmap = extractThumbnail(bitmap, TARGET_SIZE_MICRO_THUMBNAIL, TARGET_SIZE_MICRO_THUMBNAIL, OPTIONS_RECYCLE_INPUT);
    }
    return bitmap;
}