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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef REMOTING_CODEC_VIDEO_DECODER_VPX_H_ | 5 #ifndef REMOTING_CODEC_VIDEO_DECODER_VPX_H_ |
6 #define REMOTING_CODEC_VIDEO_DECODER_VPX_H_ | 6 #define REMOTING_CODEC_VIDEO_DECODER_VPX_H_ |
7 | 7 |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "remoting/codec/scoped_vpx_codec.h" | 10 #include "remoting/codec/scoped_vpx_codec.h" |
11 #include "remoting/codec/video_decoder.h" | 11 #include "remoting/codec/video_decoder.h" |
12 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h" | 12 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h" |
13 #include "third_party/webrtc/modules/desktop_capture/desktop_region.h" | 13 #include "third_party/webrtc/modules/desktop_capture/desktop_region.h" |
14 | 14 |
15 typedef struct vpx_image vpx_image_t; | 15 typedef struct vpx_image vpx_image_t; |
16 | 16 |
17 namespace remoting { | 17 namespace remoting { |
18 | 18 |
19 class VideoDecoderVpx : public VideoDecoder { | 19 class VideoDecoderVpx : public VideoDecoder { |
20 public: | 20 public: |
21 // Create decoders for the specified protocol. | 21 // Create decoders for the specified protocol. |
22 static scoped_ptr<VideoDecoderVpx> CreateForVP8(); | 22 static scoped_ptr<VideoDecoderVpx> CreateForVP8(); |
23 static scoped_ptr<VideoDecoderVpx> CreateForVP9(); | 23 static scoped_ptr<VideoDecoderVpx> CreateForVP9(); |
24 | 24 |
25 virtual ~VideoDecoderVpx(); | 25 ~VideoDecoderVpx() override; |
26 | 26 |
27 // VideoDecoder interface. | 27 // VideoDecoder interface. |
28 virtual void Initialize(const webrtc::DesktopSize& screen_size) override; | 28 void Initialize(const webrtc::DesktopSize& screen_size) override; |
29 virtual bool DecodePacket(const VideoPacket& packet) override; | 29 bool DecodePacket(const VideoPacket& packet) override; |
30 virtual void Invalidate(const webrtc::DesktopSize& view_size, | 30 void Invalidate(const webrtc::DesktopSize& view_size, |
31 const webrtc::DesktopRegion& region) override; | 31 const webrtc::DesktopRegion& region) override; |
32 virtual void RenderFrame(const webrtc::DesktopSize& view_size, | 32 void RenderFrame(const webrtc::DesktopSize& view_size, |
33 const webrtc::DesktopRect& clip_area, | 33 const webrtc::DesktopRect& clip_area, |
34 uint8* image_buffer, | 34 uint8* image_buffer, |
35 int image_stride, | 35 int image_stride, |
36 webrtc::DesktopRegion* output_region) override; | 36 webrtc::DesktopRegion* output_region) override; |
37 virtual const webrtc::DesktopRegion* GetImageShape() override; | 37 const webrtc::DesktopRegion* GetImageShape() override; |
38 | 38 |
39 private: | 39 private: |
40 explicit VideoDecoderVpx(ScopedVpxCodec codec); | 40 explicit VideoDecoderVpx(ScopedVpxCodec codec); |
41 | 41 |
42 // Calculates the difference between the desktop shape regions in two | 42 // Calculates the difference between the desktop shape regions in two |
43 // consecutive frames and updates |updated_region_| and |transparent_region_| | 43 // consecutive frames and updates |updated_region_| and |transparent_region_| |
44 // accordingly. | 44 // accordingly. |
45 void UpdateImageShapeRegion(webrtc::DesktopRegion* new_desktop_shape); | 45 void UpdateImageShapeRegion(webrtc::DesktopRegion* new_desktop_shape); |
46 | 46 |
47 ScopedVpxCodec codec_; | 47 ScopedVpxCodec codec_; |
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60 | 60 |
61 // The region that should be make transparent. | 61 // The region that should be make transparent. |
62 webrtc::DesktopRegion transparent_region_; | 62 webrtc::DesktopRegion transparent_region_; |
63 | 63 |
64 DISALLOW_COPY_AND_ASSIGN(VideoDecoderVpx); | 64 DISALLOW_COPY_AND_ASSIGN(VideoDecoderVpx); |
65 }; | 65 }; |
66 | 66 |
67 } // namespace remoting | 67 } // namespace remoting |
68 | 68 |
69 #endif // REMOTING_CODEC_VIDEO_DECODER_VP8_H_ | 69 #endif // REMOTING_CODEC_VIDEO_DECODER_VP8_H_ |
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