87 lines
3.2 KiB
C++
87 lines
3.2 KiB
C++
// Copyright (c) 2006, David Lamparter
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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#pragma once
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#include <map>
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#include <wx/wxprec.h>
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class VideoProvider;
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class AssFile;
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/////////////////////////////////////////
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// Subtitle provider (renderer) interface
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class SubtitleProvider {
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public:
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// Video overlay interface. Renderers MAY implement it,
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// but do not need to. VideoProvider::SetOverlay takes it.
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class Overlay {
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public:
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virtual void SetParams(int width, int height) = 0;
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virtual void Render(wxImage &frame, int ms) = 0;
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virtual void Unbind() = 0; // Called when VideoProvider is destroyed
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virtual ~Overlay() { };
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};
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// Renderer Class. Manages the different types of renderers.
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// Derivate a class off it, override its Get method and its constructor,
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// and create one single instance of it for your renderer,
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// as a static element in your SubtitleProvider derivated class. Example:
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// class MyFancyRenderer : public SubtitleProvider {
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// class MyClass : public Class { public:
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// MyClass() : Class("FancyRenderer") { };
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// virtual SubtitleProvider *Get(AssFile *subs) { return new MyFancyRenderer(subs); };
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// };
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// static MyClass me;
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// };
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class Class {
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private:
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static std::map<wxString, SubtitleProvider::Class *> *classes;
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public:
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Class(wxString name);
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virtual SubtitleProvider *Get(AssFile *subs) = 0;
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virtual ~Class() {};
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static SubtitleProvider *GetProvider(wxString provider_name, AssFile *subs);
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};
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virtual ~SubtitleProvider() { };
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virtual void Bind(VideoProvider *vpro) = 0;
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};
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