Aegisub/core/video_provider.h

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// Copyright (c) 2006, Rodrigo Braz Monteiro, Fredrik Mellbin
// 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
//////////////
// Prototypes
class SubtitleRasterizer;
////////////////////////////
// Video Provider interface
class VideoProvider {
public:
virtual ~VideoProvider() {}
virtual void RefreshSubtitles()=0; // Refresh subtitles display
virtual wxBitmap GetFrame(int n)=0; // Get frame as bitmap
virtual void GetFloatFrame(float* Buffer, int n)=0; // Get frame as float (for FexTracker)
virtual int GetPosition()=0; // Get the current frame being displayed
virtual int GetFrameCount()=0; // Get total number of frames
virtual double GetFPS()=0; // Get framerate in frames per second
virtual void SetDAR(double dar)=0; // Set display aspect ratio (width/height)
virtual void SetZoom(double zoom)=0; // Set zoom factor
virtual int GetWidth()=0; // Returns the display width in pixels
virtual int GetHeight()=0; // Returns the display height in pixels
virtual double GetZoom()=0; // Returns the zoom factor
virtual int GetSourceWidth()=0; // Returns the original source width in pixels
virtual int GetSourceHeight()=0; // Returns the original source height in pixels
SubtitleRasterizer *subsRaster;
static VideoProvider *GetProvider(wxString video,wxString subtitles);
};