Validate Overlay and effect duration and start time. (f8b04868) · Commits · e / os / android_frameworks_base

media/java/android/media/videoeditor/Effect.java

+29 −1

Original line number	Diff line number	Diff line
		@@ -26,6 +26,8 @@ package android.media.videoeditor;
		public abstract class Effect {
		// Instance variables
		private final String mUniqueId;
		// The effect owner
		private final MediaItem mMediaItem;
		protected long mDurationMs;
		// The start time of the effect relative to the media item timeline
		protected long mStartTimeMs;
		@@ -35,6 +37,7 @@ public abstract class Effect {
		*/
		@SuppressWarnings("unused")
		private Effect() {
		mMediaItem = null;
		mUniqueId = null;
		mStartTimeMs = 0;
		mDurationMs = 0;
		@@ -43,12 +46,18 @@ public abstract class Effect {
		/**
		* Constructor
		*
		* @param mediaItem The media item owner
		* @param effectId The effect id
		* @param startTimeMs The start time relative to the media item to which it
		* is applied
		* @param durationMs The effect duration in milliseconds
		*/
		public Effect(String effectId, long startTimeMs, long durationMs) {
		public Effect(MediaItem mediaItem, String effectId, long startTimeMs, long durationMs) {
		if (mediaItem == null) {
		throw new IllegalArgumentException("Media item cannot be null");
		}

		mMediaItem = mediaItem;
		mUniqueId = effectId;
		mStartTimeMs = startTimeMs;
		mDurationMs = durationMs;
		@@ -68,7 +77,13 @@ public abstract class Effect {
		* @param durationMs of the effect in milliseconds
		*/
		public void setDuration(long durationMs) {
		if (mStartTimeMs + durationMs > mMediaItem.getTimelineDuration()) {
		throw new IllegalArgumentException("Duration is too large");
		}

		mDurationMs = durationMs;

		mMediaItem.invalidateTransitions(this);
		}

		/**
		@@ -88,7 +103,13 @@ public abstract class Effect {
		* of the media item in milliseconds
		*/
		public void setStartTime(long startTimeMs) {
		if (startTimeMs + mDurationMs > mMediaItem.getTimelineDuration()) {
		throw new IllegalArgumentException("Start time is too large");
		}

		mStartTimeMs = startTimeMs;

		mMediaItem.invalidateTransitions(this);
		}

		/**
		@@ -98,6 +119,13 @@ public abstract class Effect {
		return mStartTimeMs;
		}

		/**
		* @return The media item owner
		*/
		public MediaItem getMediaItem() {
		return mMediaItem;
		}

		/*
		* {@inheritDoc}
		*/

media/java/android/media/videoeditor/EffectColor.java

+4 −3

Original line number	Diff line number	Diff line
		@@ -61,12 +61,13 @@ public class EffectColor extends Effect {
		*/
		@SuppressWarnings("unused")
		private EffectColor() {
		this(null, 0, 0, 0, 0);
		this(null, null, 0, 0, 0, 0);
		}

		/**
		* Constructor
		*
		* @param mediaItem The media item owner
		* @param effectId The effect id
		* @param startTimeMs The start time relative to the media item to which it
		* is applied
		@@ -77,9 +78,9 @@ public class EffectColor extends Effect {
		* @param param if type is TYPE_COLOR, param is the RGB color as 888.
		* Otherwise, param is ignored
		*/
		public EffectColor(String effectId, long startTimeMs, long durationMs,
		public EffectColor(MediaItem mediaItem, String effectId, long startTimeMs, long durationMs,
		int type, int param) {
		super(effectId, startTimeMs, durationMs);
		super(mediaItem, effectId, startTimeMs, durationMs);
		mType = type;
		mParam = param;
		}

media/java/android/media/videoeditor/EffectKenBurns.java

+5 −4

Original line number	Diff line number	Diff line
		@@ -35,22 +35,23 @@ public class EffectKenBurns extends Effect {
		*/
		@SuppressWarnings("unused")
		private EffectKenBurns() throws IOException {
		this(null, null, null, 0, 0);
		this(null, null, null, null, 0, 0);
		}

		/**
		* Constructor
		*
		* @param mediaItem The media item owner
		* @param effectId The effect id
		* @param startRect The start rectangle
		* @param endRect The end rectangle
		* @param startTimeMs The start time
		* @param durationMs The duration of the Ken Burns effect in milliseconds
		*/
		public EffectKenBurns(String effectId, Rect startRect, Rect endRect, long startTime,
		long durationMs)
		public EffectKenBurns(MediaItem mediaItem, String effectId, Rect startRect, Rect endRect,
		long startTime, long durationMs)
		throws IOException {
		super(effectId, startTime, durationMs);
		super(mediaItem, effectId, startTime, durationMs);

		mStartRect = startRect;
		mEndRect = endRect;

media/java/android/media/videoeditor/MediaItem.java

+10 −2

Original line number	Diff line number	Diff line
		@@ -205,6 +205,10 @@ public abstract class MediaItem {
		* added.
		*/
		public void addEffect(Effect effect) {
		if (effect.getMediaItem() != this) {
		throw new IllegalArgumentException("Media item mismatch");
		}

		if (mEffects.contains(effect)) {
		throw new IllegalArgumentException("Effect already exists: " + effect.getId());
		}
		@@ -278,6 +282,10 @@ public abstract class MediaItem {
		* the bitmap do not match the dimensions of the media item
		*/
		public void addOverlay(Overlay overlay) {
		if (overlay.getMediaItem() != this) {
		throw new IllegalArgumentException("Media item mismatch");
		}

		if (mOverlays.contains(overlay)) {
		throw new IllegalArgumentException("Overlay already exists: " + overlay.getId());
		}
		@@ -428,7 +436,7 @@ public abstract class MediaItem {
		*
		* @param effect The effect that was added or removed
		*/
		private void invalidateTransitions(Effect effect) {
		void invalidateTransitions(Effect effect) {
		// Check if the effect overlaps with the beginning and end transitions
		if (mBeginTransition != null) {
		if (effect.getStartTime() < mBeginTransition.getDuration()) {
		@@ -449,7 +457,7 @@ public abstract class MediaItem {
		*
		* @param overlay The effect that was added or removed
		*/
		private void invalidateTransitions(Overlay overlay) {
		void invalidateTransitions(Overlay overlay) {
		// Check if the overlay overlaps with the beginning and end transitions
		if (mBeginTransition != null) {
		if (overlay.getStartTime() < mBeginTransition.getDuration()) {

media/java/android/media/videoeditor/Overlay.java

+30 −1

Original line number	Diff line number	Diff line
		@@ -24,16 +24,20 @@ package android.media.videoeditor;
		public abstract class Overlay {
		// Instance variables
		private final String mUniqueId;
		// The overlay owner
		private final MediaItem mMediaItem;

		protected long mStartTimeMs;
		protected long mDurationMs;


		/**
		* Default constructor
		*/
		@SuppressWarnings("unused")
		private Overlay() {
		mUniqueId = null;
		mMediaItem = null;
		mStartTimeMs = 0;
		mDurationMs = 0;
		}
		@@ -41,6 +45,7 @@ public abstract class Overlay {
		/**
		* Constructor
		*
		* @param mediaItem The media item owner
		* @param overlayId The overlay id
		* @param startTimeMs The start time relative to the media item start time
		* @param durationMs The duration
		@@ -48,7 +53,12 @@ public abstract class Overlay {
		* @throws IllegalArgumentException if the file type is not PNG or the
		* startTimeMs and durationMs are incorrect.
		*/
		public Overlay(String overlayId, long startTimeMs, long durationMs) {
		public Overlay(MediaItem mediaItem, String overlayId, long startTimeMs, long durationMs) {
		if (mediaItem == null) {
		throw new IllegalArgumentException("Media item cannot be null");
		}

		mMediaItem = mediaItem;
		mUniqueId = overlayId;
		mStartTimeMs = startTimeMs;
		mDurationMs = durationMs;
		@@ -75,7 +85,13 @@ public abstract class Overlay {
		* @param durationMs The duration in milliseconds
		*/
		public void setDuration(long durationMs) {
		if (mStartTimeMs + durationMs > mMediaItem.getTimelineDuration()) {
		throw new IllegalArgumentException("Duration is too large");
		}

		mDurationMs = durationMs;

		mMediaItem.invalidateTransitions(this);
		}

		/**
		@@ -93,7 +109,20 @@ public abstract class Overlay {
		* @param startTimeMs start time in milliseconds
		*/
		public void setStartTime(long startTimeMs) {
		if (startTimeMs + mDurationMs > mMediaItem.getTimelineDuration()) {
		throw new IllegalArgumentException("Start time is too large");
		}

		mStartTimeMs = startTimeMs;

		mMediaItem.invalidateTransitions(this);
		}

		/**
		* @return The media item owner
		*/
		public MediaItem getMediaItem() {
		return mMediaItem;
		}

		/*