Example usage for android.media MediaMetadataRetriever METADATA_KEY_VIDEO_WIDTH

Introduction

In this page you can find the example usage for android.media MediaMetadataRetriever METADATA_KEY_VIDEO_WIDTH.

Prototype

int METADATA_KEY_VIDEO_WIDTH

To view the source code for android.media MediaMetadataRetriever METADATA_KEY_VIDEO_WIDTH.

Click Source Link

Document

If the media contains video, this key retrieves its width.

Usage

From source file:de.lebenshilfe_muenster.uk_gebaerden_muensterland.sign_video_view.AbstractSignVideoFragment.java

private void setVideoViewDimensionToMatchVideoMetadata(VideoView videoView, Uri uri) {
    String metadataVideoWidth;//  w w  w. j  av a  2  s. c  o  m
    String metadataVideoHeight;
    try {
        final MediaMetadataRetriever metaRetriever = new MediaMetadataRetriever();
        metaRetriever.setDataSource(getActivity(), uri);
        metadataVideoWidth = metaRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH);
        metadataVideoHeight = metaRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT);
        metaRetriever.release();
        Validate.notEmpty(metadataVideoWidth);
        Validate.notEmpty(metadataVideoHeight);
    } catch (NullPointerException | IllegalArgumentException ex) {
        throw new VideoSetupException(getActivity().getString(R.string.ASVF_2) + ex.getLocalizedMessage(), ex);
    }
    if (null == metadataVideoWidth) {
        throw new VideoSetupException(getActivity().getString(R.string.ASVF_3));
    }
    if (null == metadataVideoHeight) {
        throw new VideoSetupException(getActivity().getString(R.string.ASVF_4));
    }
    final double videoWidth = Double.valueOf(metadataVideoWidth);
    final double videoHeight = Double.valueOf(metadataVideoHeight);
    final double videoRatio = videoWidth / videoHeight;
    Log.d(TAG, String.format("videoWidth: %s, videoHeight: %s, videoRatio: %s", videoWidth, videoHeight,
            videoRatio));
    boolean isOrientationPortrait = Configuration.ORIENTATION_PORTRAIT == getResources()
            .getConfiguration().orientation;
    int displayHeight = getResources().getDisplayMetrics().heightPixels;
    int displayWidth = getResources().getDisplayMetrics().widthPixels;
    Log.d(TAG, String.format("displayHeight: %s, displayWidth: %s", displayHeight, displayWidth));
    final double desiredVideoWidth, desiredVideoHeight;
    if (isOrientationPortrait) {
        desiredVideoWidth = displayWidth * MAXIMUM_VIDEO_WIDTH_ON_PORTRAIT;
        desiredVideoHeight = 1 / (videoRatio / desiredVideoWidth);
        Log.d(TAG, String.format("OrientationPortrait: desiredVideoWidth: %s, desiredVideoHeight: %s",
                desiredVideoWidth, desiredVideoHeight));
    } else { // orientation is Landscape
        desiredVideoHeight = displayHeight * MAXMIMUM_VIDEO_HEIGHT_ON_LANDSCAPE;
        desiredVideoWidth = desiredVideoHeight * videoRatio;
        Log.d(TAG, String.format("OrientationLandscape: desiredVideoWidth: %s, desiredVideoHeight: %s",
                desiredVideoWidth, desiredVideoHeight));
    }
    final ViewGroup.LayoutParams layoutParams = videoView.getLayoutParams();
    layoutParams.width = (int) desiredVideoWidth;
    layoutParams.height = (int) desiredVideoHeight;
}

---