/**
* Constructs the {@link MediaCodecWrapper} wrapper object around the video codec. The codec is
* created using the encapsulated information in the {@link MediaFormat} object.
*
* @param trackFormat The format of the media object to be decoded.
* @param surface Surface to render the decoded frames.
* @return
*/
public static MediaCodecWrapper fromVideoFormat(final MediaFormat trackFormat, Surface surface) {
MediaCodecWrapper result = null;
MediaCodec videoCodec = null;
// BEGIN_INCLUDE(create_codec)
final String mimeType = trackFormat.getString(MediaFormat.KEY_MIME);
// Check to see if this is actually a video mime type. If it is, then create
// a codec that can decode this mime type.
if (mimeType.contains("video/")) {
try {
videoCodec = MediaCodec.createDecoderByType(mimeType);
videoCodec.configure(trackFormat, surface, null, 0);
} catch (Exception e) {
}
}
// If codec creation was successful, then create a wrapper object around the
// newly created codec.
if (videoCodec != null) {
result = new MediaCodecWrapper(videoCodec);
}
// END_INCLUDE(create_codec)
return result;
}
