Added a callback interface to the generatePreview method. (786ecf84) · Commits · e / os / android_frameworks_base

media/java/android/media/videoeditor/VideoEditor.java

+29 −1

Original line number	Diff line number	Diff line
		@@ -97,6 +97,31 @@ public interface VideoEditor {
		public void onProgress(VideoEditor videoEditor, String filename, int progress);
		}

		/**
		* This listener interface is used by the VideoEditor to emit export status
		* notifications.
		* {@link #generatePreview(MediaProcessingProgressListener listener)}
		*/
		public interface MediaProcessingProgressListener {
		// Values used for the action parameter
		public static final int ACTION_ENCODE = 1;
		public static final int ACTION_DECODE = 2;

		/**
		* This method notifies the listener of the progress status of
		* processing a media object such as a Transition, AudioTrack or a
		* media image item (when Ken Burns effect is applied).
		* This method may be called maximum 100 times for one operation.
		*
		* @param object The object that is being processed such as a
		* Transition or AudioTrack
		* @param action The type of processing being performed
		* @param progress The progress in %. At the beginning of the operation,
		* this value is set to 0; at the end, the value is set to 100.
		*/
		public void onProgress(Object item, int action, int progress);
		}

		/**
		* @return The path where the VideoEditor stores all files related to the
		* project
		@@ -496,8 +521,11 @@ public interface VideoEditor {
		* This method must be called after the aspect ratio of the project changes
		* and before startPreview is called. Note that this method may block for
		* an extensive period of time.
		*
		* @param listener The listener interface which will be used to notify
		* the caller of the progress of each storyboard item being processed.
		*/
		public void generatePreview();
		public void generatePreview(MediaProcessingProgressListener listener);

		/**
		* Start the preview of all the storyboard items applied on all MediaItems

media/java/android/media/videoeditor/VideoEditorFactory.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -115,7 +115,7 @@ public class VideoEditorFactory {

		final VideoEditor videoEditor = (VideoEditor)ct.newInstance(arglist);
		if (generatePreview) {
		videoEditor.generatePreview();
		videoEditor.generatePreview(null);
		}
		return videoEditor;
		}

media/java/android/media/videoeditor/VideoEditorTestImpl.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -1055,7 +1055,7 @@ public class VideoEditorTestImpl implements VideoEditor {
		/*
		* {@inheritDoc}
		*/
		public void generatePreview() {
		public void generatePreview(MediaProcessingProgressListener listener) {
		// Generate all the needed transitions
		for (Transition transition : mTransitions) {
		if (!transition.isGenerated()) {