Esempio n. 1
0
/* Load a music file */
Mix_Music *Mix_LoadMUS(const char *file)
{
	FILE *fp;
	char *ext;
	Uint8 magic[5], moremagic[9];
	Mix_Music *music;

	/* Figure out what kind of file this is */
	fp = fopen(file, "rb");
	if ( (fp == NULL) || !fread(magic, 4, 1, fp) ) {
		if ( fp != NULL ) {
			fclose(fp);
		}
		Mix_SetError("Couldn't read from '%s'", file);
		return(NULL);
	}
	if (!fread(moremagic, 8, 1, fp)) {
		Mix_SetError("Couldn't read from '%s'", file);
		return(NULL);
	}
	magic[4] = '\0';
	moremagic[8] = '\0';
	fclose(fp);

	/* Figure out the file extension, so we can determine the type */
	ext = strrchr(file, '.');
	if ( ext ) ++ext; /* skip the dot in the extension */

	/* Allocate memory for the music structure */
	music = (Mix_Music *)malloc(sizeof(Mix_Music));
	if ( music == NULL ) {
		Mix_SetError("Out of memory");
		return(NULL);
	}
	music->error = 0;

#ifdef CMD_MUSIC
	if ( music_cmd ) {
		music->type = MUS_CMD;
		music->data.cmd = MusicCMD_LoadSong(music_cmd, file);
		if ( music->data.cmd == NULL ) {
			music->error = 1;
		}
	} else
#endif
#ifdef WAV_MUSIC
	/* WAVE files have the magic four bytes "RIFF"
	   AIFF files have the magic 12 bytes "FORM" XXXX "AIFF"
	 */
	if ( (ext && MIX_string_equals(ext, "WAV")) ||
	     ((strcmp((char *)magic, "RIFF") == 0) && (strcmp((char *)(moremagic+4), "WAVE") == 0)) ||
	     (strcmp((char *)magic, "FORM") == 0) ) {
		music->type = MUS_WAV;
		music->data.wave = WAVStream_LoadSong(file, (char *)magic);
		if ( music->data.wave == NULL ) {
		  	//Mix_SetError("Unable to load WAV file");
			music->error = 1;
		}
	} else
#endif
#ifdef MID_MUSIC
	/* MIDI files have the magic four bytes "MThd" */
	if ( (ext && MIX_string_equals(ext, "MID")) ||
	     (ext && MIX_string_equals(ext, "MIDI")) ||
	     strcmp((char *)magic, "MThd") == 0  ||
	     ( strcmp((char *)magic, "RIFF") == 0  &&
	  	strcmp((char *)(moremagic+4), "RMID") == 0 ) ) {
		music->type = MUS_MID;
#ifdef USE_NATIVE_MIDI
  		if ( native_midi_ok ) {
  			music->data.nativemidi = native_midi_loadsong(file);
	  		if ( music->data.nativemidi == NULL ) {
		  		Mix_SetError("%s", native_midi_error());
			  	music->error = 1;
			}
	  	} MIDI_ELSE
#endif
#ifdef USE_TIMIDITY_MIDI
		if ( timidity_ok ) {
			music->data.midi = Timidity_LoadSong(file);
			if ( music->data.midi == NULL ) {
				Mix_SetError("%s", Timidity_Error());
				music->error = 1;
			}
		} else {
			Mix_SetError("%s", Timidity_Error());
			music->error = 1;
		}
#endif
	} else
Esempio n. 2
0
Mix_Music *Mix_LoadMUSType_RW(SDL_RWops *rw, Mix_MusicType type, int freesrc)
{
	Mix_Music *music;

	if (!rw) {
		Mix_SetError("RWops pointer is NULL");
		return NULL;
	}

	/* If the caller wants auto-detection, figure out what kind of file
	 * this is. */
	if (type == MUS_NONE) {
		if ((type = detect_music_type(rw)) == MUS_NONE) {
			/* Don't call Mix_SetError() here since detect_music_type()
			 * does that. */
			return NULL;
		}
	}

	/* Allocate memory for the music structure */
	music = (Mix_Music *)SDL_malloc(sizeof(Mix_Music));
	if (music == NULL ) {
		Mix_SetError("Out of memory");
		return NULL;
	}
	music->error = 0;

	switch (type) {
#ifdef WAV_MUSIC
	case MUS_WAV:
		/* The WAVE loader needs the first 4 bytes of the header */
		{
			Uint8 magic[5];
			int start = SDL_RWtell(rw);
			if (SDL_RWread(rw, magic, 1, 4) != 4) {
				Mix_SetError("Couldn't read from RWops");
				return MUS_NONE;
			}
			SDL_RWseek(rw, start, RW_SEEK_SET);
			magic[4] = '\0';
			music->type = MUS_WAV;
			music->data.wave = WAVStream_LoadSong_RW(rw, (char *)magic, freesrc);
		}
		if (music->data.wave == NULL) {
			music->error = 1;
		}
		break;
#endif
#ifdef OGG_MUSIC
	case MUS_OGG:
		music->type = MUS_OGG;
		music->data.ogg = OGG_new_RW(rw, freesrc);
		if ( music->data.ogg == NULL ) {
			music->error = 1;
		}
		break;
#endif
#ifdef FLAC_MUSIC
	case MUS_FLAC:
		music->type = MUS_FLAC;
		music->data.flac = FLAC_new_RW(rw, freesrc);
		if ( music->data.flac == NULL ) {
			music->error = 1;
		}
		break;
#endif
#ifdef MP3_MUSIC
	case MUS_MP3:
		if ( Mix_Init(MIX_INIT_MP3) ) {
			SMPEG_Info info;
			music->type = MUS_MP3;
			music->data.mp3 = smpeg.SMPEG_new_rwops(rw, &info, 0);
			if ( !info.has_audio ) {
				Mix_SetError("MPEG file does not have any audio stream.");
				music->error = 1;
			} else {
				smpeg.SMPEG_actualSpec(music->data.mp3, &used_mixer);
			}
		} else {
			music->error = 1;
		}
		break;
#elif defined(MP3_MAD_MUSIC)
	case MUS_MP3:
		music->type = MUS_MP3_MAD;
		music->data.mp3_mad = mad_openFileRW(rw, &used_mixer, freesrc);
		if (music->data.mp3_mad == 0) {
			Mix_SetError("Could not initialize MPEG stream.");
			music->error = 1;
		}
		break;
#endif
#ifdef MID_MUSIC
	case MUS_MID:
		music->type = MUS_MID;
#ifdef USE_NATIVE_MIDI
		if ( native_midi_ok ) {
			music->data.nativemidi = native_midi_loadsong_RW(rw, freesrc);
	  		if ( music->data.nativemidi == NULL ) {
		  		Mix_SetError("%s", native_midi_error());
			  	music->error = 1;
			}
			break;
		}
#endif
#ifdef USE_FLUIDSYNTH_MIDI
		if ( fluidsynth_ok ) {
			music->data.fluidsynthmidi = fluidsynth_loadsong_RW(rw, freesrc);
			if ( music->data.fluidsynthmidi == NULL ) {
				music->error = 1;
			}
			break;
		}
#endif
#ifdef USE_TIMIDITY_MIDI
		if ( timidity_ok ) {
			music->data.midi = Timidity_LoadSong_RW(rw, freesrc);
			if ( music->data.midi == NULL ) {
				Mix_SetError("%s", Timidity_Error());
				music->error = 1;
			}
		} else {
			Mix_SetError("%s", Timidity_Error());
			music->error = 1;
		}
#endif
		break;
#endif
#if defined(MODPLUG_MUSIC) || defined(MOD_MUSIC)
	case MUS_MOD:
		music->error = 1;
#ifdef MODPLUG_MUSIC
		if ( music->error ) {
			music->type = MUS_MODPLUG;
			music->data.modplug = modplug_new_RW(rw, freesrc);
			if ( music->data.modplug ) {
				music->error = 0;
			}
		}
#endif
#ifdef MOD_MUSIC
		if ( music->error ) {
			music->type = MUS_MOD;
			music->data.module = MOD_new_RW(rw, freesrc);
			if ( music->data.module ) {
				music->error = 0;
			}
		}
#endif
		break;
#endif

	default:
		Mix_SetError("Unrecognized music format");
		music->error=1;
	} /* switch (want) */


	if (music->error) {
		SDL_free(music);
		music=NULL;
	}
	return(music);
}
Esempio n. 3
0
/* Initialize the music players with a certain desired audio format */
int open_music(SDL_AudioSpec *mixer)
{
	int music_error;


	music_error = 0;
#ifdef WAV_MUSIC
	if ( WAVStream_Init(mixer) < 0 ) {
		++music_error;
	}
#endif
#ifdef MOD_MUSIC
	/* Set the MikMod music format */
	music_swap8 = 0;
	music_swap16 = 0;
	switch (mixer->format) {

		case AUDIO_U8:
		case AUDIO_S8: {
			if ( mixer->format == AUDIO_S8 ) {
				music_swap8 = 1;
			}
			md_mode = 0;
		}
		break;

		case AUDIO_S16LSB:
		case AUDIO_S16MSB: {
			/* See if we need to correct MikMod mixing */
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
			if ( mixer->format == AUDIO_S16MSB ) {
#else
			if ( mixer->format == AUDIO_S16LSB ) {
#endif
				music_swap16 = 1;
			}
			md_mode = DMODE_16BITS;
		}
		break;

		default: {
			Mix_SetError("Unknown hardware audio format");
			++music_error;
		}
	}
	if ( mixer->channels > 1 ) {
		if ( mixer->channels > 2 ) {
			Mix_SetError("Hardware uses more channels than mixer");
			++music_error;
		}
		md_mode |= DMODE_STEREO;
	}
	md_mixfreq	 = mixer->freq;
	md_device	  = 0;
	md_volume	  = 96;
	md_musicvolume = 128;
	md_sndfxvolume = 128;
	md_pansep	  = 128;
	md_reverb	  = 0;
	MikMod_RegisterAllLoaders();
	MikMod_RegisterAllDrivers();
	if ( MikMod_Init() ) {
		Mix_SetError("%s", MikMod_strerror(MikMod_errno));
		++music_error;
	}
#endif
#ifdef MID_MUSIC
#ifdef USE_TIMIDITY_MIDI
	samplesize = mixer->size / mixer->samples;
	if ( Timidity_Init(mixer->freq, mixer->format,
	                    mixer->channels, mixer->samples) == 0 ) {
		timidity_ok = 1;
	} else {
		timidity_ok = 0;
	}
#endif
#ifdef USE_NATIVE_MIDI
#ifdef USE_TIMIDITY_MIDI
	native_midi_ok = !timidity_ok;
	if ( native_midi_ok )
#endif
		native_midi_ok = native_midi_detect();
#endif
#endif
#ifdef OGG_MUSIC
	if ( OGG_init(mixer) < 0 ) {
		++music_error;
	}
#endif
#ifdef MP3_MUSIC
	/* Keep a copy of the mixer */
	used_mixer = *mixer;
#endif
	music_playing = NULL;
	music_stopped = 0;
	if ( music_error ) {
		return(-1);
	}
	Mix_VolumeMusic(SDL_MIX_MAXVOLUME);

	/* Calculate the number of ms for each callback */
	ms_per_step = (int) (((float)mixer->samples * 1000.0) / mixer->freq);

	return(0);
}

/* Portable case-insensitive string compare function */
int MIX_string_equals(const char *str1, const char *str2)
{
	while ( *str1 && *str2 ) {
		if ( toupper((unsigned char)*str1) !=
		     toupper((unsigned char)*str2) )
			break;
		++str1;
		++str2;
	}
	return (!*str1 && !*str2);
}

/* Load a music file */
Mix_Music *Mix_LoadMUS(const char *file)
{
	char *ext;
	Uint8 magic[5];
	Mix_Music *music;
	SDL_RWops *src; //maks

	/* Figure out what kind of file this is */
	/*fp = fopen(file, "rb"); //maks
	if ( (fp == NULL) || !fread(magic, 4, 1, fp) ) {
		if ( fp != NULL ) {
			fclose(fp);
		}
		Mix_SetError("Couldn't read from '%s'", file);
		return(NULL);
	}
	magic[4] = '\0';
	fclose(fp);*/

	src = SDL_RWFromFile(file, "rb"); //maks
	if ( (src == NULL) || !SDL_RWread(src, magic, 4, 1) ) {
		if ( src != NULL ) {
			SDL_RWclose(src);
		}
		Mix_SetError("Couldn't read from '%s'", file);
		return(NULL);
	}
	magic[4] = '\0';
	SDL_RWclose(src);

	/* Figure out the file extension, so we can determine the type */
	ext = strrchr(file, '.');
	if ( ext ) ++ext; /* skip the dot in the extension */

	/* Allocate memory for the music structure */
	music = (Mix_Music *)malloc(sizeof(Mix_Music));
	if ( music == NULL ) {
		Mix_SetError("Out of memory");
		return(NULL);
	}
	music->error = 0;

#ifdef CMD_MUSIC
	if ( music_cmd ) {
		music->type = MUS_CMD;
		music->data.cmd = MusicCMD_LoadSong(music_cmd, file);
		if ( music->data.cmd == NULL ) {
			music->error = 1;
		}
	} else
#endif
#ifdef WAV_MUSIC
	/* WAVE files have the magic four bytes "RIFF"
	   AIFF files have the magic 12 bytes "FORM" XXXX "AIFF"
	 */
	if ( (ext && MIX_string_equals(ext, "WAV")) ||
	     (strcmp((char *)magic, "RIFF") == 0) ||
	     (strcmp((char *)magic, "FORM") == 0) ) {
		music->type = MUS_WAV;
		music->data.wave = WAVStream_LoadSong(file, (char *)magic);
		if ( music->data.wave == NULL ) {
		  	Mix_SetError("Unable to load WAV file");
			music->error = 1;
		}
	} else
#endif

#ifndef _WIN32_WCE

#ifdef MID_MUSIC
	/* MIDI files have the magic four bytes "MThd" */
	if ( (ext && MIX_string_equals(ext, "MID")) ||
	     (ext && MIX_string_equals(ext, "MIDI")) ||
	     strcmp((char *)magic, "MThd") == 0 ) {
		music->type = MUS_MID;
#ifdef USE_NATIVE_MIDI
  		if ( native_midi_ok ) {
  			music->data.nativemidi = native_midi_loadsong((char *)file);
	  		if ( music->data.nativemidi == NULL ) {
		  		Mix_SetError("%s", native_midi_error());
			  	music->error = 1;
			}
	  	} MIDI_ELSE
#endif
#ifdef USE_TIMIDITY_MIDI
		if ( timidity_ok ) {
			music->data.midi = Timidity_LoadSong((char *)file);
			if ( music->data.midi == NULL ) {
				Mix_SetError("%s", Timidity_Error());
				music->error = 1;
			}
		} else {
			Mix_SetError("%s", Timidity_Error());
			music->error = 1;
		}
#endif
	} else
Esempio n. 4
0
Mix_Music *Mix_LoadMUSType_RW(SDL_RWops *src, Mix_MusicType type, int freesrc)
{
    Mix_Music *music;
    Sint64 start;

    if (!src) {
        Mix_SetError("RWops pointer is NULL");
        return NULL;
    }
    start = SDL_RWtell(src);

    /* If the caller wants auto-detection, figure out what kind of file
     * this is. */
    if (type == MUS_NONE) {
        if ((type = detect_music_type(src)) == MUS_NONE) {
            /* Don't call Mix_SetError() here since detect_music_type()
             * does that. */
            if (freesrc) {
                SDL_RWclose(src);
            }
            return NULL;
        }
    }

    /* Allocate memory for the music structure */
    music = (Mix_Music *)SDL_malloc(sizeof(Mix_Music));
    if (music == NULL ) {
        Mix_SetError("Out of memory");
        if (freesrc) {
            SDL_RWclose(src);
        }
        return NULL;
    }
    music->error = 1;

    switch (type) {
#ifdef WAV_MUSIC
    case MUS_WAV:
        music->type = MUS_WAV;
        music->data.wave = WAVStream_LoadSong_RW(src, freesrc);
        if (music->data.wave) {
            music->error = 0;
        }
        break;
#endif
#ifdef OGG_MUSIC
    case MUS_OGG:
        music->type = MUS_OGG;
        music->data.ogg = OGG_new_RW(src, freesrc);
        if (music->data.ogg) {
            music->error = 0;
        }
        break;
#endif
#ifdef FLAC_MUSIC
    case MUS_FLAC:
        music->type = MUS_FLAC;
        music->data.flac = FLAC_new_RW(src, freesrc);
        if (music->data.flac) {
            music->error = 0;
        }
        break;
#endif
#ifdef MP3_MUSIC
    case MUS_MP3:
        if (Mix_Init(MIX_INIT_MP3)) {
            SMPEG_Info info;
            music->type = MUS_MP3;
            music->data.mp3 = smpeg.SMPEG_new_rwops(src, &info, freesrc, 0);
            if (!info.has_audio) {
                Mix_SetError("MPEG file does not have any audio stream.");
                smpeg.SMPEG_delete(music->data.mp3);
                /* Deleting the MP3 closed the source if desired */
                freesrc = SDL_FALSE;
            } else {
                smpeg.SMPEG_actualSpec(music->data.mp3, &used_mixer);
                music->error = 0;
            }
        }
        break;
#elif defined(MP3_MAD_MUSIC)
    case MUS_MP3:
        music->type = MUS_MP3_MAD;
        music->data.mp3_mad = mad_openFileRW(src, &used_mixer, freesrc);
        if (music->data.mp3_mad) {
            music->error = 0;
        } else {
            Mix_SetError("Could not initialize MPEG stream.");
        }
        break;
#endif
#ifdef MID_MUSIC
    case MUS_MID:
        music->type = MUS_MID;
#ifdef USE_NATIVE_MIDI
        if (native_midi_ok) {
            SDL_RWseek(src, start, RW_SEEK_SET);
            music->data.nativemidi = native_midi_loadsong_RW(src, freesrc);
            if (music->data.nativemidi) {
                music->error = 0;
            } else {
                Mix_SetError("%s", native_midi_error());
            }
            break;
        }
#endif
#ifdef USE_FLUIDSYNTH_MIDI
        if (fluidsynth_ok) {
            SDL_RWseek(src, start, RW_SEEK_SET);
            music->data.fluidsynthmidi = fluidsynth_loadsong_RW(src, freesrc);
            if (music->data.fluidsynthmidi) {
                music->error = 0;
            }
            break;
        }
#endif
#ifdef USE_TIMIDITY_MIDI
        if (timidity_ok) {
            SDL_RWseek(src, start, RW_SEEK_SET);
            music->data.midi = Timidity_LoadSong_RW(src, freesrc);
            if (music->data.midi) {
                music->error = 0;
            } else {
                Mix_SetError("%s", Timidity_Error());
            }
        } else {
            Mix_SetError("%s", Timidity_Error());
        }
#endif
        break;
#endif
#if defined(MODPLUG_MUSIC) || defined(MOD_MUSIC)
    case MUS_MOD:
#ifdef MODPLUG_MUSIC
        if (music->error) {
            SDL_RWseek(src, start, RW_SEEK_SET);
            music->type = MUS_MODPLUG;
            music->data.modplug = modplug_new_RW(src, freesrc);
            if (music->data.modplug) {
                music->error = 0;
            }
        }
#endif
#ifdef MOD_MUSIC
        if (music->error) {
            SDL_RWseek(src, start, RW_SEEK_SET);
            music->type = MUS_MOD;
            music->data.module = MOD_new_RW(src, freesrc);
            if (music->data.module) {
                music->error = 0;
            }
        }
#endif
        break;
#endif

    default:
        Mix_SetError("Unrecognized music format");
        break;
    } /* switch (want) */

    if (music->error) {
        SDL_free(music);
        if (freesrc) {
            SDL_RWclose(src);
        } else {
            SDL_RWseek(src, start, RW_SEEK_SET);
        }
        music = NULL;
    }
    return music;
}