174 lines
3.3 KiB
C
174 lines
3.3 KiB
C
/* $Id: mve_main.c,v 1.3 2003-06-10 04:46:16 btb Exp $ */
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#include <stdlib.h>
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#include <assert.h>
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#include <SDL.h>
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#include "libmve.h"
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static SDL_Surface *g_screen;
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static unsigned char g_palette[768];
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static int g_truecolor;
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static int doPlay(const char *filename);
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static void usage(void)
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{
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fprintf(stderr, "usage: mveplay filename\n");
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exit(1);
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}
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int main(int c, char **v)
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{
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if (c != 2)
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usage();
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if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0)
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{
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fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
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exit(1);
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}
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atexit(SDL_Quit);
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return doPlay(v[1]);
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}
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static unsigned int fileRead(void *handle, void *buf, unsigned int count)
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{
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unsigned numread;
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numread = fread(buf, 1, count, (FILE *)handle);
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return (numread == count);
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}
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static void showFrame(unsigned char *buf, unsigned int bufw, unsigned int bufh,
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unsigned int sx, unsigned int sy,
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unsigned int w, unsigned int h,
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unsigned int dstx, unsigned int dsty)
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{
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int i;
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unsigned char *pal;
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SDL_Surface *sprite;
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SDL_Rect srcRect, destRect;
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assert(bufw == w && bufh == h);
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if (g_truecolor)
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sprite = SDL_CreateRGBSurfaceFrom(buf, bufw, bufh, 16, 2 * bufw, 0x7C00, 0x03E0, 0x001F, 0);
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else
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{
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sprite = SDL_CreateRGBSurfaceFrom(buf, bufw, bufh, 8, bufw, 0x7C00, 0x03E0, 0x001F, 0);
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pal = g_palette;
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for(i = 0; i < 256; i++)
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{
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sprite->format->palette->colors[i].r = (*pal++) << 2;
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sprite->format->palette->colors[i].g = (*pal++) << 2;
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sprite->format->palette->colors[i].b = (*pal++) << 2;
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sprite->format->palette->colors[i].unused = 0;
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}
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}
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srcRect.x = sx;
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srcRect.y = sy;
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srcRect.w = w;
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srcRect.h = h;
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destRect.x = dstx;
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destRect.y = dsty;
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destRect.w = w;
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destRect.h = h;
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SDL_BlitSurface(sprite, &srcRect, g_screen, &destRect);
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if ( (g_screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF )
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SDL_Flip(g_screen);
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else
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SDL_UpdateRects(g_screen, 1, &destRect);
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SDL_FreeSurface(sprite);
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}
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static void setPalette(unsigned char *p, unsigned start, unsigned count)
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{
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//Set color 0 to be black
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g_palette[0] = g_palette[1] = g_palette[2] = 0;
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//Set color 255 to be our subtitle color
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g_palette[765] = g_palette[766] = g_palette[767] = 50;
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//movie libs palette into our array
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memcpy(g_palette + start*3, p+start*3, count*3);
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}
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static int pollEvents()
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{
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SDL_Event event;
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while (SDL_PollEvent(&event))
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{
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switch(event.type)
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{
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case SDL_QUIT:
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return 1;
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case SDL_KEYDOWN:
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switch (event.key.keysym.sym)
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{
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case SDLK_ESCAPE:
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case SDLK_q:
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return 1;
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case SDLK_f:
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SDL_WM_ToggleFullScreen(g_screen);
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break;
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default:
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break;
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}
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break;
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default:
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break;
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}
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}
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return 0;
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}
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static int doPlay(const char *filename)
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{
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int result;
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int done = 0;
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FILE *mve;
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MVE_videoSpec vSpec;
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mve = fopen(filename, "rb");
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if (mve == NULL) {
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fprintf(stderr, "can't open MVE file\n");
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return 1;
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}
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memset(g_palette, 0, 768);
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MVE_sndInit(1);
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MVE_memCallbacks(malloc, free);
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MVE_ioCallbacks(fileRead);
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MVE_sfCallbacks(showFrame);
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MVE_palCallbacks(setPalette);
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MVE_rmPrepMovie(mve, -1, -1, 1);
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MVE_getVideoSpec(&vSpec);
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g_screen = SDL_SetVideoMode(vSpec.screenWidth, vSpec.screenHeight, vSpec.truecolor?16:8, SDL_ANYFORMAT);
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g_truecolor = vSpec.truecolor;
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while (!done && (result = MVE_rmStepMovie()) == 0)
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{
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done = pollEvents();
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}
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MVE_rmEndMovie();
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fclose(mve);
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return 0;
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}
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