forked from mia/Aegisub
123 lines
4.1 KiB
C++
123 lines
4.1 KiB
C++
// Copyright (c) 2006, Rodrigo Braz Monteiro
|
|
// 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_manager.cpp
|
|
/// @brief Keep track of installed video providers
|
|
/// @ingroup video_input
|
|
///
|
|
|
|
#include "config.h"
|
|
|
|
#include <libaegisub/log.h>
|
|
|
|
#include "compat.h"
|
|
#include "main.h"
|
|
|
|
#ifdef WITH_AVISYNTH
|
|
#include "video_provider_avs.h"
|
|
#endif
|
|
#include "video_provider_cache.h"
|
|
#include "video_provider_dummy.h"
|
|
#ifdef WITH_FFMPEGSOURCE
|
|
#include "video_provider_ffmpegsource.h"
|
|
#endif
|
|
#include "video_provider_manager.h"
|
|
#include "video_provider_yuv4mpeg.h"
|
|
|
|
|
|
/// @brief Get provider
|
|
/// @param video
|
|
/// @return
|
|
///
|
|
VideoProvider *VideoProviderFactory::GetProvider(wxString video) {
|
|
std::vector<std::string> list = GetClasses(OPT_GET("Video/Provider")->GetString());
|
|
if (video.StartsWith("?dummy")) list.insert(list.begin(), "Dummy");
|
|
list.insert(list.begin(), "YUV4MPEG");
|
|
|
|
bool fileFound = false;
|
|
bool fileSupported = false;
|
|
std::string errors;
|
|
errors.reserve(1024);
|
|
for (int i = 0; i < (signed)list.size(); ++i) {
|
|
std::string err;
|
|
try {
|
|
VideoProvider *provider = Create(list[i], video);
|
|
LOG_I("manager/video/provider") << list[i] << ": opened " << STD_STR(video);
|
|
if (provider->WantsCaching()) {
|
|
return new VideoProviderCache(provider);
|
|
}
|
|
return provider;
|
|
}
|
|
catch (agi::FileNotFoundError const&) {
|
|
err = list[i] + ": file not found.";
|
|
// Keep trying other providers as this one may just not be able to
|
|
// open a valid path
|
|
}
|
|
catch (VideoNotSupported const&) {
|
|
fileFound = true;
|
|
err = list[i] + ": video is not in a supported format.";
|
|
}
|
|
catch (VideoOpenError const& ex) {
|
|
fileSupported = true;
|
|
err = list[i] + ": " + ex.GetMessage();
|
|
}
|
|
catch (agi::vfr::Error const& ex) {
|
|
fileSupported = true;
|
|
err = list[i] + ": " + ex.GetMessage();
|
|
}
|
|
errors += err;
|
|
errors += "\n";
|
|
LOG_D("manager/video/provider") << err;
|
|
}
|
|
|
|
// No provider could open the file
|
|
LOG_E("manager/video/provider") << "Could not open " << STD_STR(video);
|
|
std::string msg = "Could not open " + STD_STR(video) + ":\n" + errors;
|
|
|
|
if (!fileFound) throw agi::FileNotFoundError(STD_STR(video));
|
|
if (!fileSupported) throw VideoNotSupported(msg);
|
|
throw VideoOpenError(msg);
|
|
}
|
|
|
|
/// @brief Register all providers
|
|
///
|
|
void VideoProviderFactory::RegisterProviders() {
|
|
#ifdef WITH_AVISYNTH
|
|
Register<AvisynthVideoProvider>("Avisynth");
|
|
#endif
|
|
#ifdef WITH_FFMPEGSOURCE
|
|
Register<FFmpegSourceVideoProvider>("FFmpegSource");
|
|
#endif
|
|
Register<DummyVideoProvider>("Dummy", true);
|
|
Register<YUV4MPEGVideoProvider>("YUV4MPEG", true);
|
|
}
|
|
|
|
template<> VideoProviderFactory::map *FactoryBase<VideoProvider *(*)(wxString)>::classes = NULL;
|