gogo_a.c

MIDI解码程序(用VC编写)

  }
}

static void set_gogo_opts(void)
{
	if(gogo_opts.optENCODEMODE>=0)
		MPGE_setConfigure(MC_ENCODEMODE,(UPARAM)gogo_opts.optENCODEMODE,(UPARAM)0);
	if(gogo_opts.optINPFREQ>=0)
		MPGE_setConfigure(MC_INPFREQ,(UPARAM)gogo_opts.optINPFREQ,(UPARAM)0);
	if(gogo_opts.optOUTFREQ>=0)
		MPGE_setConfigure(MC_OUTFREQ,(UPARAM)gogo_opts.optOUTFREQ,(UPARAM)0);
	if(gogo_opts.optSTARTOFFSET>=0)
		MPGE_setConfigure(MC_STARTOFFSET,(UPARAM)gogo_opts.optSTARTOFFSET,(UPARAM)0);
	if(gogo_opts.optUSEPSY>=0)
		MPGE_setConfigure(MC_USEPSY,(UPARAM)gogo_opts.optUSEPSY,(UPARAM)0);
	if(gogo_opts.optUSELPF16>=0)
		MPGE_setConfigure(MC_USELPF16,(UPARAM)gogo_opts.optUSELPF16,(UPARAM)0);
	if(gogo_opts.optUSEMMX>=0)
		MPGE_setConfigure(MC_USEMMX,(UPARAM)gogo_opts.optUSEMMX,(UPARAM)0);
	if(gogo_opts.optUSE3DNOW>=0)
		MPGE_setConfigure(MC_USE3DNOW,(UPARAM)gogo_opts.optUSE3DNOW,(UPARAM)0);
	if(gogo_opts.optUSEKNI>=0)
		MPGE_setConfigure(MC_USEKNI,(UPARAM)gogo_opts.optUSEKNI,(UPARAM)0);
	if(gogo_opts.optUSEE3DNOW>=0)
		MPGE_setConfigure(MC_USEE3DNOW,(UPARAM)gogo_opts.optUSEE3DNOW,(UPARAM)0);
	if(gogo_opts.optUSESSE>=0)
		MPGE_setConfigure(MC_USESSE,(UPARAM)gogo_opts.optUSESSE,(UPARAM)0);
	if(gogo_opts.optUSECMOV>=0)
		MPGE_setConfigure(MC_USECMOV,(UPARAM)gogo_opts.optUSECMOV,(UPARAM)0);
	if(gogo_opts.optUSEEMMX>=0)
		MPGE_setConfigure(MC_USEEMMX,(UPARAM)gogo_opts.optUSEEMMX,(UPARAM)0);
	if(gogo_opts.optUSESSE2>=0)
		MPGE_setConfigure(MC_USESSE2,(UPARAM)gogo_opts.optUSESSE2,(UPARAM)0);
	if(gogo_opts.optADDTAGnum>=0){
		int i;
		for(i=0;i<gogo_opts.optADDTAGnum;i++)
			MPGE_setConfigure(MC_ADDTAG,(UPARAM)gogo_opts.optADDTAG_len[i],(UPARAM)gogo_opts.optADDTAG_buf[i]);
	}
	if(gogo_opts.optEMPHASIS>=0)
		MPGE_setConfigure(MC_EMPHASIS,(UPARAM)gogo_opts.optEMPHASIS,(UPARAM)0);
	if(gogo_opts.optVBR>=0)
		MPGE_setConfigure(MC_VBR,(UPARAM)gogo_opts.optVBR,(UPARAM)0);
	if(gogo_opts.optCPU>=0)
		MPGE_setConfigure(MC_CPU,(UPARAM)gogo_opts.optCPU,(UPARAM)0);
	if(gogo_opts.optBYTE_SWAP>=0)
		MPGE_setConfigure(MC_BYTE_SWAP,(UPARAM)gogo_opts.optBYTE_SWAP,(UPARAM)0);
	if(gogo_opts.opt8BIT_PCM>=0)
		MPGE_setConfigure(MC_8BIT_PCM,(UPARAM)gogo_opts.opt8BIT_PCM,(UPARAM)0);
	if(gogo_opts.optMONO_PCM>=0)
		MPGE_setConfigure(MC_MONO_PCM,(UPARAM)gogo_opts.optMONO_PCM,(UPARAM)0);
	if(gogo_opts.optTOWNS_SND>=0)
		MPGE_setConfigure(MC_TOWNS_SND,(UPARAM)gogo_opts.optTOWNS_SND,(UPARAM)0);
	if(gogo_opts.optTHREAD_PRIORITY!=-10000)
		MPGE_setConfigure(MC_THREAD_PRIORITY,(UPARAM)gogo_opts.optTHREAD_PRIORITY,(UPARAM)0);
	if(gogo_opts.optREADTHREAD_PRIORITY!=-10000)
		MPGE_setConfigure(MC_READTHREAD_PRIORITY,(UPARAM)gogo_opts.optREADTHREAD_PRIORITY,(UPARAM)0);
	if(gogo_opts.optOUTPUT_FORMAT>=0)
		MPGE_setConfigure(MC_OUTPUT_FORMAT,(UPARAM)gogo_opts.optOUTPUT_FORMAT,(UPARAM)0);
	if(gogo_opts.optENHANCEDFILTER_A>=0 && gogo_opts.optENHANCEDFILTER_B>=0)
		MPGE_setConfigure(MC_ENHANCEDFILTER,(UPARAM)gogo_opts.optENHANCEDFILTER_A,(UPARAM)gogo_opts.optENHANCEDFILTER_B);
	if(gogo_opts.optVBRBITRATE_low>=0 && gogo_opts.optVBRBITRATE_high>=0)
		MPGE_setConfigure(MC_VBRBITRATE,(UPARAM)gogo_opts.optVBRBITRATE_low,(UPARAM)gogo_opts.optVBRBITRATE_high);
	if(gogo_opts.optMSTHRESHOLD_threshold>=0 && gogo_opts.optMSTHRESHOLD_mspower>=0)
		MPGE_setConfigure(MC_MSTHRESHOLD,(UPARAM)gogo_opts.optMSTHRESHOLD_threshold,(UPARAM)gogo_opts.optMSTHRESHOLD_mspower);
	if(gogo_opts.optVERIFY>=0)
		MPGE_setConfigure(MC_VERIFY,(UPARAM)gogo_opts.optVERIFY,(UPARAM)0);
	if(gogo_opts.optOUTPUTDIR[0]!='\0')
		MPGE_setConfigure(MC_OUTPUTDIR,(UPARAM)gogo_opts.optOUTPUTDIR,(UPARAM)0);
	if(strcmp((char *)gogo_opts.output_name,"-")==0){
		MPGE_setConfigure(MC_OUTPUTFILE,(UPARAM)MC_OUTDEV_STDOUT,(UPARAM)0);
	} else {
		MPGE_setConfigure(MC_OUTPUTFILE,(UPARAM)MC_OUTDEV_FILE,(UPARAM)gogo_opts.output_name);
	}
	if(dpm.rate>=32000){
		if(gogo_opts.optBITRATE1>=0)
			MPGE_setConfigure(MC_BITRATE,(UPARAM)gogo_opts.optBITRATE1,(UPARAM)0);
	} else {
		if(gogo_opts.optBITRATE2>=0)
			MPGE_setConfigure(MC_BITRATE,(UPARAM)gogo_opts.optBITRATE2,(UPARAM)0);
	}
}
static int id3_to_buffer(mp3_id3_tag_t *id3_tag, char *buffer)
{
	memset(buffer,0x20,128);
#if 0
	memcpy(buffer+0,id3_tag->tag);
#else
	memcpy(buffer+0,"TAG",3); //ID3 Tag v1
#endif
	memcpy(buffer+3,id3_tag->title,30);
	memcpy(buffer+33,id3_tag->artist,30);
	memcpy(buffer+63,id3_tag->album,30);
	memcpy(buffer+93,id3_tag->year,4);
	memcpy(buffer+97,id3_tag->comment,30);
	buffer[127] = id3_tag->genre;
	return 0;
}
static char *id3_tag_strncpy(char *dst, const char *src, int num)
{
	// NULL廔抂傪晅壛偟偰偼側傜側偄
	int len = strlen(src);
	return memcpy (dst, src, (len <= num) ? len : num);
}
int gogo_opts_id3_tag(const char *title, const char *artist, const char *album, const char *year, const char *comment, int genre)
{
	mp3_id3_tag_t id3_tag;
	char *buffer;
	buffer = (char *)safe_malloc(128);
	if(buffer==NULL)
		return -1;
	memset(&id3_tag,0x20,128); // TAG慡懱傪嬻敀暥帤偱fill
	if(title){
		id3_tag_strncpy(id3_tag.title,title,30);
	}
	if(artist){
		id3_tag_strncpy(id3_tag.artist,artist,30);
	}
	if(album){
		id3_tag_strncpy(id3_tag.album,album,30);
	}
	if(year){
		id3_tag_strncpy(id3_tag.year,year,4);
	}
	if(comment){
		id3_tag_strncpy(id3_tag.comment,comment,30);
	}
	if(genre>=0)
		id3_tag.genre = (unsigned char)(genre & 0xff);
	else // 僕儍儞儖枹愝掕
		id3_tag.genre = (unsigned char)0xff;
	id3_to_buffer(&id3_tag,buffer);
	gogo_opts.optADDTAGnum++;
	gogo_opts.optADDTAG_len[gogo_opts.optADDTAGnum-1] = 128;
	gogo_opts.optADDTAG_buf[gogo_opts.optADDTAGnum-1] = buffer;
//	MPGE_setConfigure(MC_ADDTAG,(UPARAM)128,(UPARAM)buffer);
	return 0;
}

// 僐儅儞僪儔僀儞傪揥奐偡傞
int commandline_to_argc_argv(char *commandline, int *argc, char ***argv)
{
	char *p1, *p2, *p3;
	int argc_max = 0;
	*argc = 0;
	*argv = NULL;
	p1 = commandline;
	for(;;){
		int quot = 0;
		while(isspace(*p1))
			p1++;
		if(*p1=='"')
			quot = 1;
		else if(*p1=='\'')
			quot = 2;
		if(*p1=='\0')
			return 0;
		p2 = p1+1;
		while((quot==1&&*p2=='"') || (quot==2&&*p2=='\'') || *p2=='\0')
			p2++;
		while(!isspace(*p2) || *p2=='\0')
			p2++;
		if(*p2!='\0'){
			p3 = p2+1;
			while(isspace(*p3))
				p3++;
		} else{
			p3 = NULL;
		}
		(*argc)++;
		if(*argc>argc_max)
			argc_max += 100;
		*argv = (char **)safe_realloc(*argv,sizeof(char*)*argc_max);
		if(*argv==NULL)
			return -1;
		*argv[*argc-1] = (char *)safe_malloc(sizeof(char)*(p2-p1));
		if(*argv[*argc-1]==NULL){
			(*argc)--;
			return 0;
		}
		strncpy(*argv[*argc-1],p1,p2-p1);
		*argv[*argc-1][p2-p1] = '\0';
		if(p3==NULL)
			return 0;
		p1 = p3;
	}
}
void free_argv(char **argv, int argc)
{
	if(argv!=NULL){
		int i;
		for(i=0;i<argc;i++)
			if(argv[i]!=NULL)
				free(argv[i]);
		free(argv);
	}
}
	
volatile char *gogo_commandline_options = NULL;
volatile int use_gogo_commandline_options = 0;
void set_gogo_opts_use_commandline_options(char *commandline)
{
	int argc;
	char **argv;
	int num;
	if(commandline_to_argc_argv(commandline,&argc,&argv)){
		return;
	}
	for(num = 0;num<argc;){
		// output bitrate
		// -b kbps
        //     input PCM is higher than 32kHz [ 32,40,48,56,64,80,96,112,128,160,192,224,256,320 ]
        //     input PCM is lower than 32kHz   [ 8,16,24,32,40,48,56,64,80,96,112,128,144,160 ]
		if(strcasecmp("-b",argv[num])==0){
			if(num+1>=argc) break;
			gogo_opts.optBITRATE1 = gogo_opts.optBITRATE2 = atoi(argv[num+1]);
			num += 2;
			continue;
		}
		// output bitrate for VBR
		// -br low_kbps high_kbps
        //     [ 32,40,48,56,64,80,96,112,128,160,192,224,256,320 ]
		if(strcasecmp("-br",argv[num])==0){
			if(num+2>=argc) break;
			if(gogo_opts.optVBR==-1)
				gogo_opts.optVBR = 9;
			gogo_opts.optVBRBITRATE_low = atoi(argv[num+1]);
			gogo_opts.optVBRBITRATE_high = atoi(argv[num+2]);
			num += 3;
			continue;
		}
		// low pass filter
		// -lpf on : 16kHz low pass filter ON
		// -lpf off : 16kHz low pass filter OFF
		// -lpf para1 para2 :  enhanced low pass filter
		//     para1 (0-100)   para2 (0-100)
		if(strcasecmp("-lpf",argv[num])==0){
			if(num+1>=argc) break;
			if(strcasecmp("on",argv[num+1])==0){
				gogo_opts.optENHANCEDFILTER_A = -1;
				gogo_opts.optENHANCEDFILTER_B = -1;
				gogo_opts.optUSELPF16 = 1;
				num += 2;
				continue;
			} else if(strcasecmp("off",argv[num+1])==0){
				gogo_opts.optENHANCEDFILTER_A = -1;
				gogo_opts.optENHANCEDFILTER_B = -1;
				gogo_opts.optUSELPF16 = 0;
				num += 2;
				continue;
			}
			if(num+2>=argc) break;
			gogo_opts.optENHANCEDFILTER_A = atoi(argv[num+1]);
			gogo_opts.optENHANCEDFILTER_B = atoi(argv[num+2]);
			num += 3;
			continue;
		}
		// encodemode
		// -m m : monoral
		// -m s : stereo
		// -m j : joint stereo
		// -m f : mid/side stereo
		// -m d : dual channel
		if(strcasecmp("-m",argv[num])==0){
			if(num+1>=argc) break;
			if(strcasecmp("m",argv[num+1])==0){
				gogo_opts.optENCODEMODE = MC_MODE_MONO;
			} else if(strcasecmp("s",argv[num+1])==0){
				gogo_opts.optENCODEMODE = MC_MODE_STEREO;
			} else if(strcasecmp("j",argv[num+1])==0){
				gogo_opts.optENCODEMODE = MC_MODE_JOINT;
			} else if(strcasecmp("f",argv[num+1])==0){
				gogo_opts.optENCODEMODE = MC_MODE_MSSTEREO;
			} else if(strcasecmp("d",argv[num+1])==0){
				gogo_opts.optENCODEMODE = MC_MODE_DUALCHANNEL;
			}
			num += 2;
			continue;
		}
		// -psy
		// -nopsy
		if(strcasecmp("-psy",argv[num])==0){
			gogo_opts.optUSEPSY = 1;
			num += 1;
			continue;
		}
		if(strcasecmp("-nopsy",argv[num])==0){
			gogo_opts.optUSEPSY = 0;
			num += 1;
			continue;
		}
		// -on 3dn
		// -on mmx
		// -on sse
		// -on kni
		// -on e3dn
		// -on sse
		// -on cmov
		// -on emmx
		// -on sse2
		if(strcasecmp("-on",argv[num])==0){
			if(num+1>=argc) break;
			if(strcasecmp("3dn",argv[num+1])==0){
				gogo_opts.optUSE3DNOW = 1;
			} else if(strcasecmp("mmx",argv[num+1])==0){
				gogo_opts.optUSEMMX = 1;
			} else if(strcasecmp("sse",argv[num+1])==0 || strcasecmp("kni",argv[num+1])==0){
				gogo_opts.optUSEKNI = 1;
			} else if(strcasecmp("e3dn",argv[num+1])==0){
				gogo_opts.optUSEE3DNOW = 1;
			} else if(strcasecmp("sse",argv[num+1])==0){
				gogo_opts.optUSESSE = 1;
			} else if(strcasecmp("cmov",argv[num+1])==0){
				gogo_opts.optUSECMOV = 1;
			} else if(strcasecmp("emmx",argv[num+1])==0){
				gogo_opts.optUSEEMMX = 1;
			} else if(strcasecmp("sse2",argv[num+1])==0){
				gogo_opts.optUSESSE2 = 1;
			}
			num += 2;
			continue;
		}
		// -off 3dn
		// -off mmx
		// -off sse
		// -off kni
		// -off e3dn
		// -off sse
		// -off cmov
		// -off emmx
		// -off sse2
		if(strcasecmp("-on",argv[num])==0){
			if(num+1>=argc) break;
			if(strcasecmp("3dn",argv[num+1])==0){
				gogo_opts.optUSE3DNOW = 0;
			} else if(strcasecmp("mmx",argv[num+1])==0){
				gogo_opts.optUSEMMX = 0;
			} else if(strcasecmp("sse",argv[num+1])==0 || strcasecmp("kni",argv[num+1])==0){
				gogo_opts.optUSEKNI = 0;
			} else if(strcasecmp("e3dn",argv[num+1])==0){
				gogo_opts.optUSEE3DNOW = 0;
			} else if(strcasecmp("sse",argv[num+1])==0){
				gogo_opts.optUSESSE = 0;
			} else if(strcasecmp("cmov",argv[num+1])==0){
				gogo_opts.optUSECMOV = 0;
			} else if(strcasecmp("emmx",argv[num+1])==0){
				gogo_opts.optUSEEMMX = 0;
			} else if(strcasecmp("sse2",argv[num+1])==0){
				gogo_opts.optUSESSE2 = 0;
			}
			num += 2;
			continue;
		}
		// emphasis type
		// -emp n : none
		// -emp 5 : 50/15ms (normal CD-DA emphasis)
		// -emp c : CCITT
		if(strcasecmp("-emp",argv[num])==0){
			if(num+1>=argc) break;
			if(strcasecmp("n",argv[num+1])==0){
				gogo_opts.optEMPHASIS = MC_EMP_NONE;
			} else if(strcasecmp("5",argv[num+1])==0){
				gogo_opts.optEMPHASIS = MC_EMP_5015MS;
			} else if(strcasecmp("c",argv[num+1])==0){
				gogo_opts.optEMPHASIS = MC_EMP_CCITT;
			}
			num += 2;
			continue;
		}
		// -cpu num
		if(strcasecmp("-cpu",argv[num])==0){
			if(num+1>=argc) break;
			gogo_opts.optCPU = atoi(argv[num+1]);
			num += 2;
			continue;
		}
		// -v 0..9 (low compression - high compression)
		if(strcasecmp("-v",argv[num])==0){
			if(num+1>=argc) break;
			gogo_opts.optVBR = atoi(argv[num+1]);
			num += 2;
			continue;
		}
		// -d freq : output MP3 frequency(kHz) 
		if(strcasecmp("-d",argv[num])==0){
			if(num+1>=argc) break;
			gogo_opts.optOUTFREQ = (int)(atof(argv[num+1])*1000);
			num += 2;
			continue;
		}
#if 0   // Do not use it.
		// -mono
		// -stereo
		// -8bit
		// -16bit
		// -bswap
		// -bswap-  (not bitswap)
		// -tos       (snd file for TonwsOS)
		// -tos-      (not snd file for TonwsOS
		if(strcasecmp("-mono",argv[num])==0){
			gogo_opts.optMONO_PCM = 1;
			num += 1;
			continue;
		}
		if(strcasecmp("-stereo",argv[num])==0){
			gogo_opts.optMONO_PCM = 0;
			num += 1;
			continue;
		}
		if(strcasecmp("-8bit",argv[num])==0){
			gogo_opts.opt8BIT_PCM = 1;
			num += 1;
			continue;
		}
		if(strcasecmp("-16bit",argv[num])==0){
			gogo_opts.opt8BIT_PCM = 0;
			num += 1;
			continue;
		}
		if(strcasecmp("-bswap",argv[num])==0){
			gogo_opts.optBYTE_SWAP = 1;
			num += 1;
			continue;
		}
		if(strcasecmp("-bswap-",argv[num])==0){
			gogo_opts.optBYTE_SWAP = 0;
			num += 1;
			continue;
		}
		if(strcasecmp("-ts",argv[num])==0){
			gogo_opts.optTOWNS_SND = 1;
			num += 1;
			continue;
		}
		if(strcasecmp("-ts-",argv[num])==0){
			gogo_opts.optTOWNS_SND = 1;
			num += 1;
			continue;
		}
		// -s freq  :  input PCM freqency(kHz)
		if(strcasecmp("-s",argv[num])==0){
			if(num+1>=argc) break;
			gogo_opts.optINPFREQ = (int)(atof(argv[num+1])*1000);
			num += 2;
			continue;
		}
		//  -offset byte   :  jump byte bytes from head.
		if(strcasecmp("-offset",argv[num])==0){
			if(num+1>=argc) break;
			gogo_opts.optSTARTOFFSET = atol(argv[num+1]);
			num += 2;
			continue;
		}
#endif
		// -th threshold mspower
		if(strcasecmp("-th",argv[num])==0){
			if(num+2>=argc) break;
			gogo_opts.optMSTHRESHOLD_threshold = atoi(argv[num+1]);
			gogo_opts.optMSTHRESHOLD_mspower = atoi(argv[num+2]);