webrtc/talk/media/base/nullvideoframe.h
wu@webrtc.org 9dba525627 * Update libjingle to 50389769.
* Together with "Add texture support for i420 video frame." from
wuchengli@chromium.org.
https://webrtc-codereview.appspot.com/1413004

RISK=P1
TESTED=try bots
R=fischman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1967004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4489 4adac7df-926f-26a2-2b94-8c16560cd09d
2013-08-05 20:36:57 +00:00

95 lines
3.9 KiB
C++

/*
* libjingle
* Copyright 2004 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_BASE_NULLVIDEOFRAME_H_
#define TALK_MEDIA_BASE_NULLVIDEOFRAME_H_
#include "talk/media/base/videoframe.h"
namespace cricket {
// Simple subclass for use in mocks.
class NullVideoFrame : public VideoFrame {
public:
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 elapsed_time, int64 time_stamp,
int rotation) {
return false;
}
virtual bool InitToBlack(int w, int h, size_t pixel_width,
size_t pixel_height, int64 elapsed_time,
int64 time_stamp) {
return false;
}
virtual size_t GetWidth() const { return 0; }
virtual size_t GetHeight() const { return 0; }
virtual const uint8 *GetYPlane() const { return NULL; }
virtual const uint8 *GetUPlane() const { return NULL; }
virtual const uint8 *GetVPlane() const { return NULL; }
virtual uint8 *GetYPlane() { return NULL; }
virtual uint8 *GetUPlane() { return NULL; }
virtual uint8 *GetVPlane() { return NULL; }
virtual int32 GetYPitch() const { return 0; }
virtual int32 GetUPitch() const { return 0; }
virtual int32 GetVPitch() const { return 0; }
virtual void* GetNativeHandle() const { return NULL; }
virtual size_t GetPixelWidth() const { return 1; }
virtual size_t GetPixelHeight() const { return 1; }
virtual int64 GetElapsedTime() const { return 0; }
virtual int64 GetTimeStamp() const { return 0; }
virtual void SetElapsedTime(int64 elapsed_time) {}
virtual void SetTimeStamp(int64 time_stamp) {}
virtual int GetRotation() const { return 0; }
virtual VideoFrame *Copy() const { return NULL; }
virtual bool MakeExclusive() { return false; }
virtual size_t CopyToBuffer(uint8 *buffer, size_t size) const { return 0; }
virtual size_t ConvertToRgbBuffer(uint32 to_fourcc, uint8 *buffer,
size_t size, int stride_rgb) const {
return 0;
}
virtual void StretchToPlanes(
uint8 *y, uint8 *u, uint8 *v, int32 pitchY, int32 pitchU, int32 pitchV,
size_t width, size_t height, bool interpolate, bool crop) const {}
virtual VideoFrame *CreateEmptyFrame(int w, int h, size_t pixel_width,
size_t pixel_height, int64 elapsed_time,
int64 time_stamp) const {
return NULL;
}
};
} // namespace cricket
#endif // TALK_MEDIA_BASE_NULLVIDEOFRAME_H_