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/*
* libjingle
* Copyright 2011 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TALK_MEDIA_WEBRTCVIDEOFRAME_H_
#define TALK_MEDIA_WEBRTCVIDEOFRAME_H_
#include "talk/media/base/videoframe.h"
#include "webrtc/base/buffer.h"
#include "webrtc/base/refcount.h"
#include "webrtc/base/scoped_ref_ptr.h"
#include "webrtc/common_types.h"
#include "webrtc/common_video/interface/video_frame_buffer.h"
namespace cricket {
struct CapturedFrame;
class WebRtcVideoFrame : public VideoFrame {
public:
WebRtcVideoFrame();
WebRtcVideoFrame(const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& buffer,
int64_t elapsed_time_ns,
int64_t time_stamp_ns,
webrtc::VideoRotation rotation);
// TODO(guoweis): Remove this when chrome code base is updated.
WebRtcVideoFrame(const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& buffer,
int64_t elapsed_time_ns,
int64_t time_stamp_ns);
~WebRtcVideoFrame();
// Creates a frame from a raw sample with FourCC "format" and size "w" x "h".
// "h" can be negative indicating a vertically flipped image.
// "dh" is destination height if cropping is desired and is always positive.
// Returns "true" if successful.
bool Init(uint32 format,
int w,
int h,
int dw,
int dh,
uint8* sample,
size_t sample_size,
size_t pixel_width,
size_t pixel_height,
int64_t elapsed_time_ns,
int64_t time_stamp_ns,
webrtc::VideoRotation rotation);
bool Init(const CapturedFrame* frame, int dw, int dh, bool apply_rotation);
void InitToEmptyBuffer(int w, int h, size_t pixel_width, size_t pixel_height,
int64_t elapsed_time_ns, int64_t time_stamp_ns);
bool InitToBlack(int w, int h, size_t pixel_width, size_t pixel_height,
int64_t elapsed_time_ns, int64_t time_stamp_ns);
// From base class VideoFrame.
virtual bool Reset(uint32 format,
int w,
int h,
int dw,
int dh,
uint8* sample,
size_t sample_size,
size_t pixel_width,
size_t pixel_height,
int64_t elapsed_time_ns,
int64_t time_stamp_ns,
webrtc::VideoRotation rotation,
bool apply_rotation);
virtual size_t GetWidth() const;
virtual size_t GetHeight() const;
virtual const uint8* GetYPlane() const;
virtual const uint8* GetUPlane() const;
virtual const uint8* GetVPlane() const;
virtual uint8* GetYPlane();
virtual uint8* GetUPlane();
virtual uint8* GetVPlane();
virtual int32 GetYPitch() const;
virtual int32 GetUPitch() const;
virtual int32 GetVPitch() const;
virtual void* GetNativeHandle() const;
virtual rtc::scoped_refptr<webrtc::VideoFrameBuffer> GetVideoFrameBuffer()
const;
virtual size_t GetPixelWidth() const { return pixel_width_; }
virtual size_t GetPixelHeight() const { return pixel_height_; }
virtual int64_t GetElapsedTime() const { return elapsed_time_ns_; }
virtual int64_t GetTimeStamp() const { return time_stamp_ns_; }
virtual void SetElapsedTime(int64_t elapsed_time_ns) {
elapsed_time_ns_ = elapsed_time_ns;
}
virtual void SetTimeStamp(int64_t time_stamp_ns) {
time_stamp_ns_ = time_stamp_ns;
}
virtual webrtc::VideoRotation GetVideoRotation() const { return rotation_; }
virtual VideoFrame* Copy() const;
virtual bool IsExclusive() const;
virtual bool MakeExclusive();
virtual size_t ConvertToRgbBuffer(uint32 to_fourcc, uint8* buffer,
size_t size, int stride_rgb) const;
const VideoFrame* GetCopyWithRotationApplied() const override;
protected:
void SetRotation(webrtc::VideoRotation rotation) override {
rotation_ = rotation;
}
private:
virtual VideoFrame* CreateEmptyFrame(int w, int h, size_t pixel_width,
size_t pixel_height,
int64_t elapsed_time_ns,
int64_t time_stamp_ns) const;
// An opaque reference counted handle that stores the pixel data.
rtc::scoped_refptr<webrtc::VideoFrameBuffer> video_frame_buffer_;
size_t pixel_width_;
size_t pixel_height_;
int64_t elapsed_time_ns_;
int64_t time_stamp_ns_;
webrtc::VideoRotation rotation_;
// This is mutable as the calculation is expensive but once calculated, it
// remains const.
mutable rtc::scoped_ptr<VideoFrame> rotated_frame_;
};
} // namespace cricket
#endif // TALK_MEDIA_WEBRTCVIDEOFRAME_H_