1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CONTENT_COMMON_GPU_MEDIA_VIDEO_DECODE_ACCELERATOR_IMPL_H_
6 #define CONTENT_COMMON_GPU_MEDIA_VIDEO_DECODE_ACCELERATOR_IMPL_H_
8 #include "content/common/content_export.h"
9 #include "media/video/video_decode_accelerator.h"
13 class CONTENT_EXPORT VideoDecodeAcceleratorImpl
14 : public media::VideoDecodeAccelerator {
16 VideoDecodeAcceleratorImpl();
17 virtual ~VideoDecodeAcceleratorImpl();
19 // Returns true if VDA::Decode and VDA::Client callbacks can run on the IO
20 // thread. Otherwise they will run on the GPU child thread. The purpose of
21 // running Decode on the IO thread is to reduce decode latency. Note Decode
22 // should return as soon as possible and not block on the IO thread. Also,
23 // PictureReady should be run on the child thread if a picture is delivered
24 // the first time so it can be cleared.
25 virtual bool CanDecodeOnIOThread();
28 } // namespace content
30 #endif // CONTENT_COMMON_GPU_MEDIA_VIDEO_DECODE_ACCELERATOR_IMPL_H_