| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef REMOTING_CODEC_VIDEO_ENCODER_VERBATIM_H_ |
| #define REMOTING_CODEC_VIDEO_ENCODER_VERBATIM_H_ |
| |
| #include "base/time/time.h" |
| #include "remoting/codec/video_encoder.h" |
| #include "remoting/proto/video.pb.h" |
| #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h" |
| |
| namespace remoting { |
| |
| // VideoEncoderVerbatim implements a VideoEncoder that sends image data as a |
| // sequence of RGB values, without compression. |
| class VideoEncoderVerbatim : public VideoEncoder { |
| public: |
| VideoEncoderVerbatim(); |
| virtual ~VideoEncoderVerbatim(); |
| |
| // Sets maximum size of data in video packets. Used by unittests. |
| void SetMaxPacketSize(int size); |
| |
| // VideoEncoder interface. |
| virtual void Encode( |
| const webrtc::DesktopFrame* frame, |
| const DataAvailableCallback& data_available_callback) OVERRIDE; |
| |
| private: |
| // Encode a single dirty |rect|. |
| void EncodeRect(const webrtc::DesktopFrame* frame, |
| const webrtc::DesktopRect& rect, |
| bool last); |
| |
| // Initializes first packet in a sequence of video packets to update screen |
| // rectangle |rect|. |
| void PrepareUpdateStart(const webrtc::DesktopFrame* frame, |
| const webrtc::DesktopRect& rect, |
| VideoPacket* packet); |
| |
| // Allocates a buffer of the specified |size| inside |packet| and returns the |
| // pointer to it. |
| uint8* GetOutputBuffer(VideoPacket* packet, size_t size); |
| |
| // Submit |packet| to |callback_|. |
| void SubmitMessage(VideoPacket* packet, size_t rect_index); |
| |
| DataAvailableCallback callback_; |
| base::Time encode_start_time_; |
| |
| // The most recent screen size. |
| webrtc::DesktopSize screen_size_; |
| |
| int max_packet_size_; |
| }; |
| |
| } // namespace remoting |
| |
| #endif // REMOTING_CODEC_VIDEO_ENCODER_VERBATIM_H_ |