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[mirrors/Programs.git] / c / sdl-old / main.c

#include <stdlib.h>\r
#include <SDL.h>\r
#include <SDL_mixer.h>\r
\r
const max_sounds=50;\r
Mix_Chunk *sounds[max_sounds];\r
Mix_Music *music;\r
\r
//kanaly\r
enum {\r
SNDT_0,\r
SNDT_1,\r
SNDT_2,\r
SNDT_3,\r
SNDT_4,\r
SNDT_5,\r
SNDT_6,\r
SNDT_7\r
};\r
\r
//zvuky\r
enum {\r
SND_ZVUK,\r
SND_NUM\r
};\r
\r
int main(int argc,char *argv[])\r
{\r
if ( SDL_Init(SDL_INIT_AUDIO) < 0 ) {\r
    fprintf(stderr, "Problem: %s\n", SDL_GetError());\r
    exit(1); \r
}\r
atexit(SDL_Quit);\r
\r
//frekvence 22050 Hz\r
//MIX_DEFAULT_FORMAT - Signed 16-bit zvuky, v systemovem bytovem poradi (little,big endian)\r
//mono-stereo: pro mono vlozte 1, pro stereo 2\r
\r
if (Mix_OpenAudio(22050/*frekvence [Hz]*/, MIX_DEFAULT_FORMAT, 2/*mono-stereo*/,1024/*velikost bloku*/)==-1)\r
{\r
    fprintf(stderr,"Mix_OpenAudio: %s\n", Mix_GetError());\r
    exit(1);\r
}\r
\r
 sounds[SND_ZVUK] = Mix_LoadWAV("zvuk.wav");\r
if (sounds[SND_ZVUK]==NULL) \r
{\r
    fprintf(stderr,"zvuk [zvuk.wav] nebyl nahran\n");exit(2);}\r
\r
 //kanal: -1 pro prvni volny kanal\r
//pocet opakovani x: zvuk se bude opakovat x+1 krat,x=-1 pro stale opakovani.\r
Mix_PlayChannel(-1/*kanal*/,sounds[SND_ZVUK]/*Mix_Chunk*/,0/*pocet opakovani*/);\r
\r
 music=Mix_LoadMUS("music.mp3");\r
if (!music) {\r
    printf("Mix_LoadMUS(\"music.mp3\"): %s\n", Mix_GetError());\r
    exit(2);\r
}\r
\r
//pocet opakovani x: hudba se bude opakovat x krat,x=-1 pro stale opakovani.\r
//postupne zvysuje hlasitost hudby od 0 do 100% za 2000 ms po spusteni\r
\r
Mix_FadeInMusic(music, -1/*pocet opakovani*/,2000 /*cas[ms]*/);\r
\r
//lze i jen provest pouhe spusteni hudby\r
//Mix_PlayMusic(music, -1/*pocet opakovani*/);\r
\r
SDL_Delay(5000);\r
\r
 //ztlumi hudbu az do ticha a vypne\r
Mix_FadeOutMusic(2000);\r
\r
SDL_Delay(1000);\r
\r
Mix_CloseAudio();\r
return 0;\r
}