am b18308b2: Merge "ImageReader: fix documentation, relax some guarantees" into lmp-dev (31a4ec1d) · Commits · e / os / android_frameworks_base

media/java/android/media/ImageReader.java

+21 −17

Original line number	Diff line number	Diff line
		@@ -77,9 +77,9 @@ public class ImageReader implements AutoCloseable {
		* data.</p>
		*
		* @param width
		* The width in pixels of the Images that this reader will produce.
		* The default width in pixels of the Images that this reader will produce.
		* @param height
		* The height in pixels of the Images that this reader will produce.
		* The default height in pixels of the Images that this reader will produce.
		* @param format
		* The format of the Image that this reader will produce. This
		* must be one of the {@link android.graphics.ImageFormat} or
		@@ -130,39 +130,43 @@ public class ImageReader implements AutoCloseable {
		}

		/**
		* The width of each {@link Image}, in pixels.
		* The default width of {@link Image Images}, in pixels.
		*
		* <p>ImageReader guarantees that all Images acquired from ImageReader (for example, with
		* {@link #acquireNextImage}) will have the same dimensions as specified in
		* {@link #newInstance}.</p>
		* <p>The width may be overridden by the producer sending buffers to this
		* ImageReader's Surface. If so, the actual width of the images can be
		* found using {@link Image#getWidth}.</p>
		*
		* @return the width of an Image
		* @return the expected width of an Image
		*/
		public int getWidth() {
		return mWidth;
		}

		/**
		* The height of each {@link Image}, in pixels.
		* The default height of {@link Image Images}, in pixels.
		*
		* <p>ImageReader guarantees that all Images acquired from ImageReader (for example, with
		* {@link #acquireNextImage}) will have the same dimensions as specified in
		* {@link #newInstance}.</p>
		* <p>The height may be overridden by the producer sending buffers to this
		* ImageReader's Surface. If so, the actual height of the images can be
		* found using {@link Image#getHeight}.</p>
		*
		* @return the height of an Image
		* @return the expected height of an Image
		*/
		public int getHeight() {
		return mHeight;
		}

		/**
		* The {@link ImageFormat image format} of each Image.
		* The default {@link ImageFormat image format} of {@link Image Images}.
		*
		* <p>ImageReader guarantees that all {@link Image Images} acquired from ImageReader
		* (for example, with {@link #acquireNextImage}) will have the same format as specified in
		* {@link #newInstance}.</p>
		* <p>Some color formats may be overridden by the producer sending buffers to
		* this ImageReader's Surface if the default color format allows. ImageReader
		* guarantees that all {@link Image Images} acquired from ImageReader
		* (for example, with {@link #acquireNextImage}) will have a "compatible"
		* format to what was specified in {@link #newInstance}.
		* As of now, each format is only compatible to itself.
		* The actual format of the images can be found using {@link Image#getFormat}.</p>
		*
		* @return the format of an Image
		* @return the expected format of an Image
		*
		* @see ImageFormat
		*/