blitz-research
49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
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#include "std.h"
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#include "gxmovie.h"
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#include "gxgraphics.h"
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gxMovie::gxMovie( gxGraphics *g,IMultiMediaStream *mm )
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:gfx(g),mm_stream( mm ),playing(true){
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mm_stream->GetMediaStream( MSPID_PrimaryVideo,&vid_stream );
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vid_stream->QueryInterface( IID_IDirectDrawMediaStream,(void**)&dd_stream );
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DDSURFACEDESC desc={sizeof(desc)};
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dd_stream->GetFormat( &desc,0,0,0 );
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canvas=gfx->createCanvas( desc.dwWidth,desc.dwHeight,0 ); //gxCanvas::CANVAS_NONDISPLAY );
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canvas->getSurface()->QueryInterface( IID_IDirectDrawSurface,(void**)&dd_surf );
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src_rect.left=src_rect.top=0;
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src_rect.right=desc.dwWidth;src_rect.bottom=desc.dwHeight;
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dd_stream->CreateSample( dd_surf,&src_rect,0,&dd_sample );
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mm_stream->SetState( STREAMSTATE_RUN );
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}
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gxMovie::~gxMovie(){
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mm_stream->SetState( STREAMSTATE_STOP );
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dd_sample->Release();
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dd_surf->Release();
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dd_stream->Release();
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vid_stream->Release();
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mm_stream->Release();
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gfx->freeCanvas( canvas );
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}
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bool gxMovie::draw( gxCanvas *dest,int x,int y,int w,int h ){
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if( !playing ) return false;
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if( !dd_sample->Update( 0,0,0,0 ) ){
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RECT dest_rect={x,y,x+w,y+h};
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dest->getSurface()->Blt( &dest_rect,canvas->getSurface(),&src_rect,DDBLT_WAIT,0 );
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dest->damage( dest_rect );
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}else{
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playing=false;
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}
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return playing;
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}
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