1/*
2 * libjingle
3 * Copyright 2013 Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef TALK_MEDIA_WEBRTC_WEBRTCTEXTUREVIDEOFRAME_H_
29#define TALK_MEDIA_WEBRTC_WEBRTCTEXTUREVIDEOFRAME_H_
30
31#include "talk/media/base/videoframe.h"
32#include "webrtc/base/refcount.h"
33#include "webrtc/base/scoped_ref_ptr.h"
34#include "webrtc/common_video/interface/native_handle.h"
35
36namespace cricket {
37
38// A video frame backed by the texture via a native handle.
39class WebRtcTextureVideoFrame : public VideoFrame {
40 public:
41  WebRtcTextureVideoFrame(webrtc::NativeHandle* handle, int width, int height,
42                          int64 elapsed_time, int64 time_stamp);
43  virtual ~WebRtcTextureVideoFrame();
44
45  // From base class VideoFrame.
46  virtual bool InitToBlack(int w, int h, size_t pixel_width,
47                           size_t pixel_height, int64 elapsed_time,
48                           int64 time_stamp);
49  virtual bool Reset(uint32 fourcc, int w, int h, int dw, int dh, uint8* sample,
50                     size_t sample_size, size_t pixel_width,
51                     size_t pixel_height, int64 elapsed_time, int64 time_stamp,
52                     int rotation);
53  virtual size_t GetWidth() const { return width_; }
54  virtual size_t GetHeight() const { return height_; }
55  virtual const uint8* GetYPlane() const;
56  virtual const uint8* GetUPlane() const;
57  virtual const uint8* GetVPlane() const;
58  virtual uint8* GetYPlane();
59  virtual uint8* GetUPlane();
60  virtual uint8* GetVPlane();
61  virtual int32 GetYPitch() const;
62  virtual int32 GetUPitch() const;
63  virtual int32 GetVPitch() const;
64  virtual size_t GetPixelWidth() const { return 1; }
65  virtual size_t GetPixelHeight() const { return 1; }
66  virtual int64 GetElapsedTime() const { return elapsed_time_; }
67  virtual int64 GetTimeStamp() const { return time_stamp_; }
68  virtual void SetElapsedTime(int64 elapsed_time) {
69    elapsed_time_ = elapsed_time;
70  }
71  virtual void SetTimeStamp(int64 time_stamp) { time_stamp_ = time_stamp; }
72  virtual int GetRotation() const { return 0; }
73  virtual VideoFrame* Copy() const;
74  virtual bool MakeExclusive();
75  virtual size_t CopyToBuffer(uint8* buffer, size_t size) const;
76  virtual size_t ConvertToRgbBuffer(uint32 to_fourcc, uint8* buffer,
77                                    size_t size, int stride_rgb) const;
78  virtual void* GetNativeHandle() const { return handle_.get(); }
79
80  virtual bool CopyToPlanes(
81      uint8* dst_y, uint8* dst_u, uint8* dst_v,
82      int32 dst_pitch_y, int32 dst_pitch_u, int32 dst_pitch_v) const;
83  virtual void CopyToFrame(VideoFrame* target) const;
84  virtual rtc::StreamResult Write(rtc::StreamInterface* stream,
85                                        int* error);
86  virtual void StretchToPlanes(
87      uint8* y, uint8* u, uint8* v, int32 pitchY, int32 pitchU, int32 pitchV,
88      size_t width, size_t height, bool interpolate, bool crop) const;
89  virtual size_t StretchToBuffer(size_t w, size_t h, uint8* buffer, size_t size,
90                                 bool interpolate, bool crop) const;
91  virtual void StretchToFrame(VideoFrame* target, bool interpolate,
92                              bool crop) const;
93  virtual VideoFrame* Stretch(size_t w, size_t h, bool interpolate,
94                              bool crop) const;
95  virtual bool SetToBlack();
96
97 protected:
98  virtual VideoFrame* CreateEmptyFrame(int w, int h, size_t pixel_width,
99                                       size_t pixel_height, int64 elapsed_time,
100                                       int64 time_stamp) const;
101
102 private:
103  // The handle of the underlying video frame.
104  rtc::scoped_refptr<webrtc::NativeHandle> handle_;
105  int width_;
106  int height_;
107  int64 elapsed_time_;
108  int64 time_stamp_;
109};
110
111}  // namespace cricket
112
113#endif  // TALK_MEDIA_WEBRTC_WEBRTCTEXTUREVIDEOFRAME_H_
114