Index: content/common/gpu/media/android_video_decode_accelerator.h |
diff --git a/content/common/gpu/media/android_video_decode_accelerator.h b/content/common/gpu/media/android_video_decode_accelerator.h |
index d5bacfd9af136c4e25111191d92d783629ab355c..754b4482d5c6f1f8a42806b64efb15399ba0f848 100644 |
--- a/content/common/gpu/media/android_video_decode_accelerator.h |
+++ b/content/common/gpu/media/android_video_decode_accelerator.h |
@@ -15,21 +15,18 @@ |
#include "base/threading/thread_checker.h" |
#include "base/timer/timer.h" |
watk
2015/08/28 21:52:05
Doesn't look like we need timer.h. Looks like ther
liberato (no reviews please)
2015/09/04 17:59:46
Done.
|
#include "content/common/content_export.h" |
+#include "content/common/gpu/media/android_video_decode_accelerator_base.h" |
#include "gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.h" |
#include "gpu/command_buffer/service/gles2_cmd_decoder.h" |
#include "media/base/android/media_codec_bridge.h" |
#include "media/video/video_decode_accelerator.h" |
-namespace gfx { |
-class SurfaceTexture; |
-} |
- |
namespace content { |
// A VideoDecodeAccelerator implementation for Android. |
// This class decodes the input encoded stream by using Android's MediaCodec |
// class. http://developer.android.com/reference/android/media/MediaCodec.html |
class CONTENT_EXPORT AndroidVideoDecodeAccelerator |
- : public media::VideoDecodeAccelerator { |
+ : public AndroidVideoDecodeAcceleratorBase { |
public: |
// Does not take ownership of |client| which must outlive |*this|. |
watk
2015/08/28 21:52:04
Comment is out of date
liberato (no reviews please)
2015/09/04 17:59:47
Done.
|
AndroidVideoDecodeAccelerator( |
@@ -37,136 +34,20 @@ class CONTENT_EXPORT AndroidVideoDecodeAccelerator |
const base::Callback<bool(void)>& make_context_current); |
// media::VideoDecodeAccelerator implementation. |
- bool Initialize(media::VideoCodecProfile profile, Client* client) override; |
- void Decode(const media::BitstreamBuffer& bitstream_buffer) override; |
- void AssignPictureBuffers( |
- const std::vector<media::PictureBuffer>& buffers) override; |
- void ReusePictureBuffer(int32 picture_buffer_id) override; |
- void Flush() override; |
- void Reset() override; |
void Destroy() override; |
- bool CanDecodeOnIOThread() override; |
- |
- static media::VideoDecodeAccelerator::SupportedProfiles |
- GetSupportedProfiles(); |
private: |
- enum State { |
- NO_ERROR, |
- ERROR, |
- }; |
- |
- static const base::TimeDelta kDecodePollDelay; |
- |
~AndroidVideoDecodeAccelerator() override; |
- // Configures |media_codec_| with the given codec parameters from the client. |
- bool ConfigureMediaCodec(); |
- |
- // Sends the current picture on the surface to the client. |
- void SendCurrentSurfaceToClient(int32 bitstream_id); |
- |
- // Does pending IO tasks if any. Once this is called, it polls |media_codec_| |
- // until it finishes pending tasks. For the polling, |kDecodePollDelay| is |
- // used. |
- void DoIOTask(); |
- |
- // Feeds input data to |media_codec_|. This checks |
- // |pending_bitstream_buffers_| and queues a buffer to |media_codec_|. |
- void QueueInput(); |
- |
- // Dequeues output from |media_codec_| and feeds the decoded frame to the |
- // client. |
- void DequeueOutput(); |
- |
- // Requests picture buffers from the client. |
- void RequestPictureBuffers(); |
- |
- // Notifies the client about the availability of a picture. |
- void NotifyPictureReady(const media::Picture& picture); |
- |
- // Notifies the client that the input buffer identifed by input_buffer_id has |
- // been processed. |
- void NotifyEndOfBitstreamBuffer(int input_buffer_id); |
- |
- // Notifies the client that the decoder was flushed. |
- void NotifyFlushDone(); |
- |
- // Notifies the client that the decoder was reset. |
- void NotifyResetDone(); |
- |
- // Notifies about decoding errors. |
- void NotifyError(media::VideoDecodeAccelerator::Error error); |
- |
- // Used to DCHECK that we are called on the correct thread. |
- base::ThreadChecker thread_checker_; |
- |
- // To expose client callbacks from VideoDecodeAccelerator. |
- Client* client_; |
- |
- // Callback to set the correct gl context. |
- base::Callback<bool(void)> make_context_current_; |
- |
- // Codec type. Used when we configure media codec. |
- media::VideoCodec codec_; |
- |
- // The current state of this class. For now, this is used only for setting |
- // error state. |
- State state_; |
- |
- // This map maintains the picture buffers passed to the client for decoding. |
- // The key is the picture buffer id. |
- typedef std::map<int32, media::PictureBuffer> OutputBufferMap; |
- OutputBufferMap output_picture_buffers_; |
- |
- // This keeps the free picture buffer ids which can be used for sending |
- // decoded frames to the client. |
- std::queue<int32> free_picture_ids_; |
- |
- // Picture buffer ids which have been dismissed and not yet re-assigned. Used |
- // to ignore ReusePictureBuffer calls that were in flight when the |
- // DismissPictureBuffer call was made. |
- std::set<int32> dismissed_picture_ids_; |
- |
- // The low-level decoder which Android SDK provides. |
- scoped_ptr<media::VideoCodecBridge> media_codec_; |
- |
- // A container of texture. Used to set a texture to |media_codec_|. |
- scoped_refptr<gfx::SurfaceTexture> surface_texture_; |
- |
- // The texture id which is set to |surface_texture_|. |
- uint32 surface_texture_id_; |
- |
- // Set to true after requesting picture buffers to the client. |
- bool picturebuffers_requested_; |
- |
- // The resolution of the stream. |
- gfx::Size size_; |
- |
- // Encoded bitstream buffers to be passed to media codec, queued until an |
- // input buffer is available, along with the time when they were first |
- // enqueued. |
- typedef std::queue<std::pair<media::BitstreamBuffer, base::Time> > |
- PendingBitstreamBuffers; |
- PendingBitstreamBuffers pending_bitstream_buffers_; |
- |
- // Keeps track of bitstream ids notified to the client with |
- // NotifyEndOfBitstreamBuffer() before getting output from the bitstream. |
- std::list<int32> bitstreams_notified_in_advance_; |
- |
- // Owner of the GL context. Used to restore the context state. |
- base::WeakPtr<gpu::gles2::GLES2Decoder> gl_decoder_; |
+ protected: // AndroidVideoDecodeAcceleratorBase |
+ uint32 GetNumPictureBuffers() const override; |
+ uint32 GetTextureTarget() const override; |
+ void AssignCurrentSurfaceToPictureBuffer(int32 codec_buffer_index, |
+ const media::PictureBuffer&) override; |
+ private: |
// Used for copy the texture from |surface_texture_| to picture buffers. |
scoped_ptr<gpu::CopyTextureCHROMIUMResourceManager> copier_; |
- |
- // Repeating timer responsible for draining pending IO to the codec. |
- base::RepeatingTimer<AndroidVideoDecodeAccelerator> io_timer_; |
- |
- // WeakPtrFactory for posting tasks back to |this|. |
- base::WeakPtrFactory<AndroidVideoDecodeAccelerator> weak_this_factory_; |
- |
- friend class AndroidVideoDecodeAcceleratorTest; |
}; |
} // namespace content |