Steve Checkoway
115 lines
2.9 KiB
C++
115 lines
2.9 KiB
C++
#include "global.h"
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#include "MovieTexture.h"
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#include "RageUtil.h"
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#include "RageLog.h"
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#include "MovieTexture_Null.h"
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#include "PrefsManager.h"
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#include "RageFile.h"
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/* _WINDOWS is Windows only, where _WIN32 is Windows and Xbox, I think. Does this
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* work on the Xbox? -glenn */
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#if defined(_WINDOWS)
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#include "MovieTexture_DShow.h"
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#define HAVE_FFMPEG
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#endif
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#ifdef HAVE_FFMPEG
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#include "MovieTexture_FFMpeg.h"
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#endif
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void ForceToAscii( CString &str )
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{
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for( unsigned i=0; i<str.size(); ++i )
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if( str[i] < 0x20 || str[i] > 0x7E )
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str[i] = '?';
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}
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bool RageMovieTexture::GetFourCC( CString fn, CString &handler, CString &type )
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{
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CString ignore, ext;
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splitpath( fn, ignore, ignore, ext);
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if( !ext.CompareNoCase(".mpg") ||
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!ext.CompareNoCase(".mpeg") ||
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!ext.CompareNoCase(".mpv") ||
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!ext.CompareNoCase(".mpe") )
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{
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handler = type = "MPEG";
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return true;
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}
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//Not very pretty but should do all the same error checking without iostream
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#define HANDLE_ERROR(x) { \
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LOG->Warn( "Error reading %s: %s", fn.c_str(), x ); \
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handler = type = ""; \
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return false; \
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}
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RageFile file(fn);
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if( !file.IsOpen() )
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HANDLE_ERROR("Could not open file.");
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if( !file.Seek(0x70) )
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HANDLE_ERROR("Could not seek.");
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type = " ";
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if( file.Read((char *)type.c_str(), 4) != 4 )
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HANDLE_ERROR("Could not read.");
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ForceToAscii( type );
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if( file.Seek(0xBC) != 0xBC )
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HANDLE_ERROR("Could not seek.");
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handler = " ";
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if( file.Read((char *)handler.c_str(), 4) != 4 )
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HANDLE_ERROR("Could not read.");
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ForceToAscii( handler );
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return true;
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#undef HANDLE_ERROR
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}
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static void DumpAVIDebugInfo( CString fn )
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{
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CString type, handler;
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if( !RageMovieTexture::GetFourCC( fn, handler, type ) )
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return;
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LOG->Trace("Movie %s has handler '%s', type '%s'", fn.c_str(), handler.c_str(), type.c_str());
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}
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/* Try drivers in order of preference until we find one that works. */
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RageMovieTexture *MakeRageMovieTexture(RageTextureID ID)
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{
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DumpAVIDebugInfo( ID.filename );
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CStringArray DriversToTry;
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split(PREFSMAN->m_sMovieDrivers, ",", DriversToTry, true);
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ASSERT(DriversToTry.size() != 0);
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CString Driver;
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RageMovieTexture *ret = NULL;
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for (unsigned i=0; ret==NULL && i<DriversToTry.size(); ++i) {
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try {
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Driver = DriversToTry[i];
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LOG->Trace("Initializing driver: %s", Driver.c_str());
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#ifdef _WINDOWS
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if (!Driver.CompareNoCase("DShow")) ret = new MovieTexture_DShow(ID);
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#endif
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#ifdef SUPPORT_MOVIETEXTURE_FFMPEG
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if (!Driver.CompareNoCase("FFMpeg")) ret = new MovieTexture_FFMpeg(ID);
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#endif
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if (!Driver.CompareNoCase("Null")) ret = new MovieTexture_Null(ID);
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if (!ret)
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LOG->Warn("Unknown movie driver name: %s", Driver.c_str());
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} catch (const RageException &e) {
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LOG->Info("Couldn't load driver %s: %s", Driver.c_str(), e.what());
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}
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}
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if (!ret)
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RageException::Throw("Couldn't create a movie texture");
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LOG->Trace("Created movie texture \"%s\" with driver \"%s\"",
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ID.filename.c_str(), Driver.c_str() );
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return ret;
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}
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