forked from mia/Aegisub
117 lines
3.7 KiB
C++
117 lines
3.7 KiB
C++
// Copyright (c) 2006, Rodrigo Braz Monteiro
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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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///////////
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// Headers
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#include "video_provider.h"
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#include "video_provider_dummy.h"
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#include "options.h"
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#include "vfr.h"
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#ifdef WITH_AVISYNTH
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#include "video_provider_avs.h"
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#endif
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#ifdef WITH_DIRECTSHOW
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#include "video_provider_dshow.h"
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#endif
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#ifdef WITH_FFMPEG
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#include "video_provider_lavc.h"
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#endif
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#include "video_provider_dummy.h"
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#include "video_provider_cache.h"
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////////////////
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// Get provider
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VideoProvider *VideoProviderFactory::GetProvider(wxString video,double fps) {
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// First check special case of dummy video
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if (video.StartsWith(_T("?dummy:"))) {
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return new DummyVideoProvider(video, fps);
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}
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// Register the first time
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// HACK: move this into program initialization later
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static bool init = false;
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if (!init) RegisterProviders();
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init = true;
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// List of providers
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wxArrayString list = GetFactoryList(Options.AsText(_T("Video provider")));
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// None available
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if (list.Count() == 0) throw _T("No video providers are available.");
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// Get provider
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wxString error;
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for (unsigned int i=0;i<list.Count();i++) {
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try {
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// Create provider
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VideoProvider *provider = GetFactory(list[i])->CreateProvider(video,fps);
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if (provider) {
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// Cache if necessary
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if (provider->GetDesiredCacheSize()) {
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provider = new VideoProviderCache(provider);
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}
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return provider;
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}
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}
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catch (wxString err) { error += list[i] + _T(" factory: ") + err + _T("\n"); }
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catch (const wxChar *err) { error += list[i] + _T(" factory: ") + wxString(err) + _T("\n"); }
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catch (...) { error += list[i] + _T(" factory: Unknown error\n"); }
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}
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// Failed
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throw error;
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}
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//////////////////////////
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// Register all providers
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void VideoProviderFactory::RegisterProviders() {
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#ifdef WITH_AVISYNTH
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new AvisynthVideoProviderFactory();
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#endif
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#ifdef WITH_DIRECTSHOW
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new DirectShowVideoProviderFactory();
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#endif
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#ifdef WITH_FFMPEG
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new LAVCVideoProviderFactory();
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#endif
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}
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//////////
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// Static
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template <class VideoProviderFactory> std::map<wxString,VideoProviderFactory*>* AegisubFactory<VideoProviderFactory>::factories=NULL;
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