Aegisub/aegisub/src/video_provider_quicktime.h

158 lines
3.7 KiB
C++

// Copyright (c) 2009, Karl Blomster
// 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 Project http://www.aegisub.org/
//
// $Id$
/// @file video_provider_quicktime.h
/// @see video_provider_quicktime.cpp
/// @ingroup video_input quicktime
///
#include "quicktime_common.h"
#ifdef WITH_QUICKTIME
#ifndef AGI_PRE
#include <map>
#include <vector>
#include <wx/dynarray.h>
#include <wx/filename.h>
#endif
#include "include/aegisub/video_provider.h"
#include "vfr.h"
/// DOCME
/// @class QuickTimeVideoProvider
/// @brief DOCME
///
/// DOCME
class QuickTimeVideoProvider : public VideoProvider, QuickTimeProvider {
private:
/// DOCME
Movie movie; // source object
/// DOCME
GWorldPtr gw; // render buffer
/// DOCME
Handle in_dataref; // input data handle
/// DOCME
/// DOCME
int w, h; // width/height
/// DOCME
int num_frames; // length of file in frames
/// DOCME
int cur_fn; // current frame number
/// DOCME
FrameRate vfr_fps; // vfr framerate
/// DOCME
double assumed_fps; // average framerate
/// DOCME
wxArrayInt keyframes; // list of keyframes
/// DOCME
std::vector<int> qt_timestamps; // qt timestamps (used for seeking)
/// DOCME
OSErr qt_err; // quicktime error code
/// DOCME
wxString errmsg; // aegisub error message
void LoadVideo(const wxString filename);
std::vector<int> IndexFile();
void Close();
public:
QuickTimeVideoProvider(wxString filename);
~QuickTimeVideoProvider();
const AegiVideoFrame GetFrame(int n);
int GetPosition();
int GetFrameCount();
int GetWidth();
int GetHeight();
double GetFPS();
/// @brief DOCME
/// @return
///
bool IsVFR() { return true; };
FrameRate GetTrueFrameRate();
wxArrayInt GetKeyFrames();
bool QuickTimeVideoProvider::AreKeyFramesLoaded();
/// @brief DOCME
/// @return
///
wxString GetDecoderName() { return L"QuickTime"; };
/// @brief DOCME
/// @return
///
int GetDesiredCacheSize() { return 8; };
};
/// DOCME
/// @class QuickTimeVideoProviderFactory
/// @brief DOCME
///
/// DOCME
class QuickTimeVideoProviderFactory : public VideoProviderFactory {
public:
/// @brief DOCME
/// @param video
///
VideoProvider *CreateProvider(wxString video) { return new QuickTimeVideoProvider(video); }
};
#endif /* WITH_QUICKTIME */