MJPEG acceleration for video capture using VAAPI

media/video/jpeg_decode_accelerator.h

Index: media/video/jpeg_decode_accelerator.h
diff --git a/media/video/jpeg_decode_accelerator.h b/media/video/jpeg_decode_accelerator.h
index 83c59403134c3b32da3eab711d30415abd70449f..cc82067ecf9cebfdca9dafa09e2686e0a084e916 100644
--- a/media/video/jpeg_decode_accelerator.h
+++ b/media/video/jpeg_decode_accelerator.h
@@ -17,7 +17,7 @@ namespace media {
 // The output color format is I420. The decoder will convert the color format
 // to I420 if the color space or subsampling does not match that and if it is
 // capable of doing so. The client is responsible for allocating buffers and
-// keeps the ownership of them. All methods must be called on the same thread.
+// keeps the ownership of them.

[wuchengli, 2015/04/15 07:11:59]

Initialize and Destroy must be called on the same thread. Right? Document it if
that's the case.

[kcwu, 2015/04/20 17:47:59]

Done.

 // The intended use case of this interface is decoding MJPEG images coming
 // from camera capture. It can also be used for normal still JPEG image
 // decoding, but normal JPEG images may use more JPEG features that may not be