140 lines
4.3 KiB
C++
140 lines
4.3 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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// Aegisub Project http://www.aegisub.org/
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//
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// $Id$
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/// @file video_provider_manager.cpp
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/// @brief Keep track of installed video providers
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/// @ingroup video_input
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///
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///////////
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// Headers
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#include "config.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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#include "video_provider_cache.h"
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#include "video_provider_dummy.h"
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#ifdef WITH_FFMPEGSOURCE
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#include "video_provider_ffmpegsource.h"
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#endif
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#include "video_provider_manager.h"
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#ifdef WITH_QUICKTIME
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#include "video_provider_quicktime.h"
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#endif
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#include "video_provider_yuv4mpeg.h"
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/// @brief Get provider
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/// @param video
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/// @return
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///
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VideoProvider *VideoProviderFactoryManager::GetProvider(wxString video) {
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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.wc_str());
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}
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try {
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VideoProvider *y4m_provider = new YUV4MPEGVideoProvider(video.wc_str());
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if (y4m_provider)
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y4m_provider = new VideoProviderCache(y4m_provider);
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return y4m_provider;
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}
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catch (wxString temp) {
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wxLogDebug(_T("YUV4MPEG provider creation failed with reason: %s; trying other providers"), temp.c_str());
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}
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catch (...) {
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wxLogDebug(_T("YUV4MPEG provider creation failed for unknown reasons, trying other providers"));
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}
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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.wc_str());
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if (provider) {
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// Cache if necessary
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if (provider->WantsCaching()) {
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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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/// @brief Register all providers
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///
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void VideoProviderFactoryManager::RegisterProviders() {
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#ifdef WITH_AVISYNTH
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RegisterFactory(new AvisynthVideoProviderFactory(),_T("Avisynth"));
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#endif
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#ifdef WITH_FFMPEGSOURCE
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RegisterFactory(new FFmpegSourceVideoProviderFactory(),_T("FFmpegSource"));
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#endif
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#ifdef WITH_QUICKTIME
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RegisterFactory(new QuickTimeVideoProviderFactory(),_T("QuickTime"));
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#endif
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}
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/// @brief Clear all providers
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///
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void VideoProviderFactoryManager::ClearProviders() {
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ClearFactories();
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}
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/// DOCME
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template <class VideoProviderFactory> std::map<wxString,VideoProviderFactory*>* FactoryManager<VideoProviderFactory>::factories=NULL;
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