Aegisub/aegisub/video_provider_dshow.h

133 lines
4.0 KiB
C++

// Copyright (c) 2006, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * 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.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
#pragma once
///////////
// Headers
#include "setup.h"
#if USE_DIRECTSHOW == 1
#include "video_provider.h"
#pragma warning(disable: 4995)
#include <wx/wxprec.h>
#include <dshow.h>
#include <atlbase.h>
#include <atlcom.h>
#include <atlstr.h>
#include <atlcoll.h>
#include "videosink.h"
///////////////////////////////////
// DirectShow Video Provider class
class DirectShowVideoProvider: public VideoProvider {
struct DF {
public:
REFERENCE_TIME timestamp; // DS timestamp that we used for this frame
wxImage frame;
DF() : timestamp(-1) { }
DF(wxImage f) : timestamp(-1), frame(f) { }
DF(const DF& f) { operator=(f); }
DF& operator=(const DF& f) { timestamp = f.timestamp; frame = f.frame; return *this; }
};
private:
wxString subfilename;
wxArrayInt frameTime;
unsigned int last_fnum;
unsigned int width;
unsigned int height;
unsigned int num_frames;
double fps;
long long defd;
int depth;
double dar;
double zoom;
unsigned char* data;
wxBitmap last_frame;
void AttachOverlay(SubtitleProvider::Overlay *overlay) {}
HRESULT OpenVideo(wxString _filename);
void CloseVideo();
static void ReadFrame(long long timestamp, unsigned format, unsigned bpp, const unsigned char *frame, unsigned width, unsigned height, unsigned stride, unsigned arx, unsigned ary, void *arg);
int NextFrame(DF &df,int &fn);
void RegROT();
void UnregROT();
REFERENCE_TIME duration;
DF rdf;
CComPtr<IVideoSink> m_pR;
CComPtr<IMediaControl> m_pGC;
CComPtr<IMediaSeeking> m_pGS;
HANDLE m_hFrameReady;
bool m_registered;
DWORD m_rot_cookie;
public:
DirectShowVideoProvider(wxString _filename, wxString _subfilename,double _fps=0.0);
~DirectShowVideoProvider();
void RefreshSubtitles();
void SetDAR(double _dar);
void SetZoom(double _zoom);
wxBitmap GetFrame(int n);
void GetFloatFrame(float* Buffer, int n);
int GetPosition() { return last_fnum; };
int GetFrameCount() { return num_frames; };
double GetFPS() { return fps; };
int GetWidth() { return height*zoom*dar; };
int GetHeight() { return height*zoom; };
double GetZoom() { return zoom; };
int GetSourceWidth() { return width; };
int GetSourceHeight() { return height; };
void OverrideFrameTimeList(wxArrayInt list);
};
#endif