e575e9c40f
The purpose of this CL is to be able to reuse the class WebRtcVideoRenderFrame in webrtcvideoengine.cc. R=pbos@webrtc.org Review URL: https://webrtc-codereview.appspot.com/32799004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@7888 4adac7df-926f-26a2-2b94-8c16560cd09d
200 lines
8.1 KiB
C++
200 lines
8.1 KiB
C++
/*
|
|
* 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/modules/interface/module_common_types.h"
|
|
|
|
namespace webrtc {
|
|
class I420VideoFrame;
|
|
};
|
|
|
|
namespace cricket {
|
|
|
|
struct CapturedFrame;
|
|
|
|
class WebRtcVideoFrame : public VideoFrame {
|
|
public:
|
|
WebRtcVideoFrame();
|
|
~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, int64_t time_stamp, int rotation);
|
|
|
|
bool Init(const CapturedFrame* frame, int dw, int dh);
|
|
|
|
// Aliases this WebRtcVideoFrame to a CapturedFrame. |frame| must outlive
|
|
// this WebRtcVideoFrame.
|
|
bool Alias(const CapturedFrame* frame, int dw, int dh);
|
|
|
|
bool InitToBlack(int w, int h, size_t pixel_width, size_t pixel_height,
|
|
int64_t elapsed_time, int64_t time_stamp);
|
|
|
|
// Aliases this WebRtcVideoFrame to a memory buffer. |buffer| must outlive
|
|
// this WebRtcVideoFrame.
|
|
void Alias(uint8* buffer, size_t buffer_size, int w, int h,
|
|
size_t pixel_width, size_t pixel_height, int64_t elapsed_time,
|
|
int64_t time_stamp, int rotation);
|
|
|
|
webrtc::VideoFrame* frame();
|
|
const webrtc::VideoFrame* frame() const;
|
|
|
|
// 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,
|
|
int64_t time_stamp, int 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 { return frame()->Width(); }
|
|
virtual int32 GetUPitch() const { return (frame()->Width() + 1) / 2; }
|
|
virtual int32 GetVPitch() const { return (frame()->Width() + 1) / 2; }
|
|
virtual void* GetNativeHandle() const { return NULL; }
|
|
|
|
virtual size_t GetPixelWidth() const { return pixel_width_; }
|
|
virtual size_t GetPixelHeight() const { return pixel_height_; }
|
|
virtual int64_t GetElapsedTime() const { return elapsed_time_; }
|
|
virtual int64_t GetTimeStamp() const { return time_stamp_; }
|
|
virtual void SetElapsedTime(int64_t elapsed_time) {
|
|
elapsed_time_ = elapsed_time;
|
|
}
|
|
virtual void SetTimeStamp(int64_t time_stamp) { time_stamp_ = time_stamp; }
|
|
|
|
virtual int GetRotation() const { return rotation_; }
|
|
|
|
virtual VideoFrame* Copy() const;
|
|
virtual bool MakeExclusive();
|
|
virtual size_t CopyToBuffer(uint8* buffer, size_t size) const;
|
|
virtual size_t ConvertToRgbBuffer(uint32 to_fourcc, uint8* buffer,
|
|
size_t size, int stride_rgb) const;
|
|
|
|
private:
|
|
class FrameBuffer;
|
|
typedef rtc::RefCountedObject<FrameBuffer> RefCountedBuffer;
|
|
|
|
void Attach(RefCountedBuffer* video_buffer, size_t buffer_size, int w, int h,
|
|
size_t pixel_width, size_t pixel_height, int64_t elapsed_time,
|
|
int64_t time_stamp, int rotation);
|
|
|
|
virtual VideoFrame* CreateEmptyFrame(int w, int h, size_t pixel_width,
|
|
size_t pixel_height,
|
|
int64_t elapsed_time,
|
|
int64_t time_stamp) const;
|
|
void InitToEmptyBuffer(int w, int h, size_t pixel_width, size_t pixel_height,
|
|
int64_t elapsed_time, int64_t time_stamp);
|
|
|
|
rtc::scoped_refptr<RefCountedBuffer> video_buffer_;
|
|
size_t pixel_width_;
|
|
size_t pixel_height_;
|
|
int64_t elapsed_time_;
|
|
int64_t time_stamp_;
|
|
int rotation_;
|
|
};
|
|
|
|
// Thin map between VideoFrame and an existing webrtc::I420VideoFrame
|
|
// to avoid having to copy the rendered VideoFrame prematurely.
|
|
// This implementation is only safe to use in a const context and should never
|
|
// be written to.
|
|
class WebRtcVideoRenderFrame : public VideoFrame {
|
|
public:
|
|
explicit WebRtcVideoRenderFrame(const webrtc::I420VideoFrame* frame);
|
|
|
|
virtual bool InitToBlack(int w,
|
|
int h,
|
|
size_t pixel_width,
|
|
size_t pixel_height,
|
|
int64_t elapsed_time,
|
|
int64_t time_stamp) OVERRIDE;
|
|
virtual bool Reset(uint32 fourcc,
|
|
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,
|
|
int64_t time_stamp,
|
|
int rotation) OVERRIDE;
|
|
virtual size_t GetWidth() const OVERRIDE;
|
|
virtual size_t GetHeight() const OVERRIDE;
|
|
virtual const uint8* GetYPlane() const OVERRIDE;
|
|
virtual const uint8* GetUPlane() const OVERRIDE;
|
|
virtual const uint8* GetVPlane() const OVERRIDE;
|
|
virtual uint8* GetYPlane() OVERRIDE;
|
|
virtual uint8* GetUPlane() OVERRIDE;
|
|
virtual uint8* GetVPlane() OVERRIDE;
|
|
virtual int32 GetYPitch() const OVERRIDE;
|
|
virtual int32 GetUPitch() const OVERRIDE;
|
|
virtual int32 GetVPitch() const OVERRIDE;
|
|
virtual void* GetNativeHandle() const OVERRIDE;
|
|
virtual size_t GetPixelWidth() const OVERRIDE;
|
|
virtual size_t GetPixelHeight() const OVERRIDE;
|
|
virtual int64_t GetElapsedTime() const OVERRIDE;
|
|
virtual int64_t GetTimeStamp() const OVERRIDE;
|
|
virtual void SetElapsedTime(int64_t elapsed_time) OVERRIDE;
|
|
virtual void SetTimeStamp(int64_t time_stamp) OVERRIDE;
|
|
virtual int GetRotation() const OVERRIDE;
|
|
virtual VideoFrame* Copy() const OVERRIDE;
|
|
virtual bool MakeExclusive() OVERRIDE;
|
|
virtual size_t CopyToBuffer(uint8* buffer, size_t size) const OVERRIDE;
|
|
|
|
protected:
|
|
virtual VideoFrame* CreateEmptyFrame(int w,
|
|
int h,
|
|
size_t pixel_width,
|
|
size_t pixel_height,
|
|
int64_t elapsed_time,
|
|
int64_t time_stamp) const OVERRIDE;
|
|
|
|
private:
|
|
const webrtc::I420VideoFrame* const frame_;
|
|
};
|
|
|
|
} // namespace cricket
|
|
|
|
#endif // TALK_MEDIA_WEBRTCVIDEOFRAME_H_
|