75 lines
1.7 KiB
C++
75 lines
1.7 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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#if defined(WIN32)
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#include "MovieTexture_DShow.h"
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#endif
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#include <fstream>
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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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ifstream f;
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f.exceptions( ifstream::eofbit | ifstream::failbit | ifstream::badbit );
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try {
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f.open(fn);
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f.seekg( 0x70, ios_base::beg );
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type = " ";
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f.read((char *) type.c_str(), 4);
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int i;
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for( i = 0; i < 4; ++i)
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if(type[i] < 0x20 || type[i] > 0x7E) type[i] = '?';
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f.seekg( 0xBC, ios_base::beg );
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handler = " ";
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f.read((char *) handler.c_str(), 4);
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for(i = 0; i < 4; ++i)
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if(handler[i] < 0x20 || handler[i] > 0x7E) handler[i] = '?';
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} catch(ifstream::failure e) {
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LOG->Warn("error on %s: %s", fn.c_str(), e.what() );
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handler = type = "";
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return false;
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}
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return true;
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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->Info("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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/* Well, eventually; for now it's DShow or bust.w */
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RageMovieTexture *MakeRageMovieTexture(RageTextureID ID)
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{
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DumpAVIDebugInfo( ID.filename );
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#if defined(WIN32)
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return new MovieTexture_DShow(ID);
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#else
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/* XXX: need a simple null movie texture object */
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RageException::Throw("xxx");
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#endif
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}
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