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61 lines
2.5 KiB
61 lines
2.5 KiB
//
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// handle AVI RLE files with custom code.
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//
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// use this code to deal with .AVI files without the MCIAVI runtime
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//
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// restrictions:
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//
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// AVI file must be a native DIB format (RLE or none)
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// AVI file must fit into memory.
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//
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#define FOURCC DWORD
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#include <vfw.h>
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#define PTR
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typedef struct _RLEFILE {
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int NumFrames; // number of frames
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int Width; // width in pixels
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int Height; // height in pixels
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int Rate; // mSec per frame
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HPALETTE hpal; // palete for drawing
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HANDLE hRes; // resource handle
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LPVOID pFile; // bits of file.
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int iFrame; // current frame
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int iKeyFrame; // nearest key
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int nFrame; // index pos of frame.
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LPVOID pFrame; // current frame data
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DWORD cbFrame; // size in bytes of frame
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DWORD FullSizeImage; // full-frame size
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BITMAPINFOHEADER bi; // DIB format
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DWORD rgbs[256]; // the colors
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MainAVIHeader PTR *pMainHeader; // main header
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int iStream; // stream number of video
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AVIStreamHeader PTR*pStream; // video stream
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LPBITMAPINFOHEADER pFormat; // format of video stream
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LPVOID pMovie; // movie chunk
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UNALIGNED AVIINDEXENTRY PTR * pIndex; // master index
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} RLEFILE;
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extern BOOL RleFile_OpenFromFile(RLEFILE *prle, LPCTSTR szFile);
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extern BOOL RleFile_OpenFromResource(RLEFILE *prle, HINSTANCE hInstance, LPCTSTR szName, LPCTSTR szType);
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extern BOOL RleFile_Close(RLEFILE *prle);
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extern BOOL RleFile_SetColor(RLEFILE *prle, int iColor, COLORREF rgb);
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extern BOOL RleFile_ChangeColor(RLEFILE *prle, COLORREF rgbS, COLORREF rgbD);
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extern BOOL RleFile_Seek(RLEFILE *prle, int iFrame);
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extern BOOL RleFile_Paint(RLEFILE *prle, HDC hdc, int iFrame, int x, int y);
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extern BOOL RleFile_Draw(RLEFILE *prle, HDC hdc, int iFrame, int x, int y);
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#define RleFile_New() ((RLEFILE *)LocalAlloc(LPTR, sizeof(RLEFILE)))
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#define RleFile_Free(pavi) (RleFile_Close(pavi), LocalFree((HLOCAL)(pavi)))
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#define RleFile_NumFrames(prle) ((prle)->NumFrames)
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#define RleFile_Width(prle) ((prle)->Width)
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#define RleFile_Height(prle) ((prle)->Height)
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#define RleFile_Rate(prle) ((prle)->Rate)
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