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TopWare 18: Liquid
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top1167
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vplay.h
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1993-01-28
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#define FULLSIZE 128
// Fade mode equates. NOFADE just sets the palette immediately.
// Fade fades the old palette out, and fades the new palette in.
#define NOFADE 0
#define FADE 1
#define FASTFADE 2
// Return codes, otherwise return code is number of frames in VDO.
#define VDONOTFOUND 0 // File not found.
#define NOVDOMEM -1 // Returns -1 if failed on memory allocation.
// Play modes. Define's playback method.
#define MCGA1 0 // Standard playback 1:1 MCGA 320x200 256 color playback.
#define MCGA2 1 // Space pixels, put a blank pixel between each.
#define MCGA3 2 // Play back video double sized. (not implemented)
int far SetVDO(char far *fname,int fademode,int playmode);
void far CloseVDO(void);
// Return codes for PlayVDOFrame.
#define NOVDO -1 // return code of No VDO file is registered, otherwise
#define EMPTYFILE -2 // unexpected end of file, playing video data.
// returns frame number played.
// Playback modes.
#define BLITBUFFER 0 // Playback video to blit buffer only.
#define BLITSCREEN 1 // Playback video to blit buffer, but blit to screen.
#define VIDSCREEN 2 // Play video directly to screen ram.
#define VIDSEEK 3 // Just seek to the next frame.
#define TRANSPARENT 4 // Blit with see-through transparency color.
int far PlayVDOFrame(int xloc,int yloc,int size,int mode);
void far RewindVDO(void); // rewind back to frame zero.
int far SeekVDO(int FrameNo); // Seek VDO to this video frame number.
void far VDOVidOn(void); // Turn MCGA video on.
void far VDOVidOff(void); // Turn MCGA video off.
// Remap the currently set VDO file, into the CURRENT VGA color palette.
// This feature allows you to take a video image and play it back using
// your existing color palette. You accomplish this task by virtue of
// the PalMask that is passed. PalMask is a 256 byte table that describes
// how you have your VGA color palette chopped up.
// Invoke BuildMaskPalette after you have Set the VDO and before you
// begin playing it.
// Each entry in PalMask corresponds to a VGA color. The entries
// mean as follows:
// 0 -> This color is available for use, it can be replaced
// with a necessary VDO color.
// 1 -> This color cannot be changed, but the VDO player can
// refer to it, and it is guarenteed not to change.
// 2 -> This color cannot be changed, and cannot be referred to
// it is a volatile color.
void far BuildMaskPalette(char far *PalMask);
// Report the width and height of the VDO.
// Return code is the playback buffer address.
char far * far ReportVDO(int far *width,int far *height);
// Sets the address of the background screen we are playing back video
// on top of. MUST absolutly MUST be a 320x200 VGA graphics screen on a
// paragraph boundary!
void far SetBackgroundScreen(char far *screen);
int far ChangePal(char far *fname,char far *newpal);