From d03d6e606b40157d910ddf99ab018156abeb8ef0 Mon Sep 17 00:00:00 2001
From: "berkeviktor@aol.com" <berkeviktor@aol.com>
Date: Mon, 28 Feb 2011 18:59:32 +0100
Subject: add wdk changes to named branch

---
 plugins/mpcinfo/mp3Info.c | 361 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 361 insertions(+)
 create mode 100644 plugins/mpcinfo/mp3Info.c

(limited to 'plugins/mpcinfo/mp3Info.c')

diff --git a/plugins/mpcinfo/mp3Info.c b/plugins/mpcinfo/mp3Info.c
new file mode 100644
index 00000000..f75ba9c4
--- /dev/null
+++ b/plugins/mpcinfo/mp3Info.c
@@ -0,0 +1,361 @@
+/*
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+//#include <stdio.h>
+#include <sys/stat.h>
+//#include "functions.c"
+
+struct tagInfo{
+	int mode;
+	int cbr;
+	int bitrate;
+	unsigned int freq;
+	char *artist;
+	char *title;
+	char *album;
+	char *comment;
+	char *genre;
+	//int genre;
+	//int track;
+};
+
+static int RATES[2][3][15]={
+				{//mpeg2
+                    {-1,8,16,24,32,64,80,56,64,128,160,112,128,256,320},//layer3 (V2)    
+					{-1,32,48,56,64,80,96,112,128,160,192,224,256,320,384},//layer2 (V2)
+					{-1,32,64,96,128,160,192,224,256,288,320,352,384,416,448},//layer1 (V2)
+                },
+                {//mpeg1
+					{-1,32,40,48,56,64,80,96,112,128,160,192,224,256,320},//layer3 (V1)
+					{-1,32,48,56,64,80,96,112,128,160,192,224,256,320,384},//layer2 (V1)
+                    {-1,32,64,96,128,160,192,224,256,288,320,352,384,416,448},//layer1 (V1)
+        }};
+static int FREQS[2][4]={{22050,24000,16000,-1},{44100,48000,32000,-1}};
+//static double FRATES[]={38.5,32.5,27.8,0.0};
+
+static char GENRES[][50]={"Blues","Classic Rock","Country","Dance","Disco","Funk","Grunge","Hip-Hop","Jazz","Metal",
+"New Age","Oldies","Other","Pop","R&B","Rap","Reggae","Rock","Techno","Industrial",
+"Alternative","Ska","Death Metal","Pranks","Soundtrack","Euro-Techno","Ambient","Trip-Hop","Vocal","Jazz+Funk",
+"Fusion","Trance","Classical","Instrumental","Acid","House","Game","Sound Clip","Gospel","Noise",
+"AlternRock","Bass","Soul","Punk","Space","Meditative","Instrumental Pop","Instrumental Rock","Ethnic","Gothic",
+"Darkwave","Techno-Industrial","Electronic","Pop-Folk","Eurodance","Dream","Southern Rock","Comedy","Cult","Gangsta",
+"Top 40","Christian Rap","Pop/Funk","Jungle","Native American","Cabaret","New Wave","Psychadelic","Rave","Showtunes",
+"Trailer","Lo-Fi","Tribal","Acid Punk","Acid Jazz","Polka","Retro","Musical","Rock & Roll","Hard Rock",
+
+//################## END OF OFFICIAL ID3 TAGS, WINAMP TAGS BELOW ########################################
+
+"Folk","Folk/Rock","National Folk","Swing","Fast Fusion","Bebob","Latin","Revival","Celtic","Bluegrass",
+"Avantgarde","Gothic Rock","Progressive Rock","Psychedelic Rock","Symphonic Rock","Slow Rock","Big Band","Chorus","Easy Listening","Acoustic",
+"Humour","Speech","Chanson","Opera","Chamber Music","Sonata","Symphony","Booty Bass","Primus","Porn Groove",
+"Satire","Slow Jam","Club","Tango","Samba","Folklore","Ballad","Poweer Ballad","Rhytmic Soul","Freestyle",
+"Duet","Punk Rock","Drum Solo","A Capela","Euro-House","Dance Hall",
+
+//################## FOUND AT http://en.wikipedia.org/wiki/ID3 ###########################################
+
+"Goa","Drum & Bass","Club-House","Hardcore",
+"Terror","Indie","BritPop","Negerpunk","Polsk Punk","Beat","Christian Gangsta Rap","Heavy Metal","Black Metal","Crossover",
+"Contemporary Christian","Christian Rock","Merengue","Salsa","Thrash Metal","Anime","JPop","Synthpop"
+
+};
+
+static char MODES [][13]={"Stereo","Joint-Stereo","Dual-Channel","Mono"};
+
+int iPow(int x, int y){return (int)(pow((double)x,(double) y));}
+
+int str2int(char *text){
+    //if (DEBUG==1) putlog("converting string to int");
+    int i;
+    int ret=0;
+    for (i=1;i<=strlen(text);i++){
+        if ((text[strlen(text)-i]>57)||(text[strlen(text)-i]<48)){
+           xchat_printf(ph,"invalid char in string: %i",text[strlen(text)-i]);
+           return 255;
+        }
+        ret+=((int)text[strlen(text)-i]-48)*iPow(10,i-1);
+    }
+    //xchat_printf(ph, "str2int(%s)=%i",text,ret);
+    //if (DEBUG==1) putlog("int converted");
+    return ret;
+}
+/*
+static int getSize(char *file){
+    //if (DEBUG==1) putlog("reading filesize");
+	struct stat info;
+	if (stat(file,&info)!=0) return -1;
+	return info.st_size;
+}*/
+/*
+int inStr(char *s1, int sl1, char *s2){
+    //if (DEBUG==1) putlog("checking instr");
+	int i;int j;
+	for(i=0;i<sl1-strlen(s2);i++){
+		for (j=0;j<strlen(s2);j++){
+			if (s1[i+j]!=s2[j]) j=strlen(s2)+2;
+		}
+		if (j==strlen(s2)) return i;
+	}
+	return -1;
+}
+
+static char *subString(char *text, int first, int length, int spcKill){
+//if (DEBUG==1) putlog("creating substring");
+	char *ret=(char*) calloc (length+1,sizeof(char)); //malloc(sizeof(char)*(length+1));
+	ret[length]=0;int i;
+	for (i=0;i<length;i++){
+		ret[i]=text[i+first];
+		//if (ret[i]==0) ret[i]='0';
+	}
+	if (spcKill==1){
+	   for (i=length-1;i>=0;i--){
+           if (ret[i]==32) ret[i]=0;
+           else i=-1;
+       }
+    }
+    //if (DEBUG==1) putlog("substring created");
+	return ret;
+}
+
+static char *substring(char *text, int first, int length){return subString(text,first,length,0);} //1
+*/
+
+static char *tagExtract(char *tag, int tagLen, char* info){
+//if (DEBUG==1) putlog("extracting tag");
+	int pos, len, i;
+	pos=inStr(tag,tagLen,info);
+//xchat_printf(ph,"pos=%i",pos);
+	if (pos==-1) return "";//NULL;
+	//printf("position of %s = %i\n",info,pos);
+	len=0;
+	//for (i=pos;i<pos+10;i++)printf("tag[%i]=%i \n",i,tag[i]);
+	for (i=0;i<4;i++) {
+		len+=tag[pos+strlen(info)+i]*iPow(255,3-i);
+	}
+	//printf("Tag-Length: %i\n",len);
+	if (strcmp("COMM",info)!=0) return substring(tag,pos+7+strlen(info),len-1);//11
+	return substring(tag,pos+7+strlen(info),len-1);//11
+	//char *ct=substring(tag,pos+7+strlen(info),len-1);//11
+	//return substring(ct,strlen(ct)+1,len-1-strlen(ct)); //<-- do not understand, what i did here :(
+	
+}
+
+struct tagInfo readID3V1(char *file){
+//if (DEBUG==1) putlog("reading ID3V1");
+	FILE *f;
+	struct tagInfo ret;
+	int res, i, c, val;
+	char *tag;
+	char *id;
+	char *tmp;
+	tag = (char*) malloc(sizeof(char)*129);
+	ret.artist=NULL;
+	f=fopen(file,"rb");
+	if (f==NULL){
+       xchat_print(ph,"file not found while trying to read id3v1");
+       //if (DEBUG==1) putlog("file not found while trying to read id3v1");
+       return ret;
+    }
+	//int offset=getSize(file)-128;
+	res=fseek(f,-128,SEEK_END);
+	if (res!=0) {printf("seek failed\n");fclose(f);return ret;}
+	//long int pos=ftell(f);
+	//printf("position= %li\n",pos);
+	for (i=0;i<128;i++) {
+		c=fgetc(f);
+		if (c==EOF) {xchat_printf(ph,"read ID3V1 failed\n");fclose(f);return ret;}
+		tag[i]=(char)c;
+	}
+	fclose(f);
+	//printf("tag readed: \n");
+	id=substring(tag,0,3);
+	//printf("header: %s\n",id);
+	if (strcmp(id,"TAG")!=0){xchat_printf(ph,"no id3 v1 found\n");return ret;}
+	ret.title=subString(tag,3,30,1);
+	ret.artist=subString(tag,33,30,1);
+	ret.album=subString(tag,63,30,1);
+	ret.comment=subString(tag,97,30,1);
+	tmp=substring(tag,127,1);
+	//ret.genre=substring(tag,127,1);
+	
+	val=(int)tmp[0];
+	if (val<0)val+=256;
+	//xchat_printf(ph, "tmp[0]=%i (%i)",val,tmp[0]);
+	if ((val<148)&&(val>=0)) 
+       ret.genre=GENRES[val];//#############changed
+	else {
+         ret.genre="unknown";
+         //xchat_printf(ph, "tmp[0]=%i (%i)",val,tmp[0]);
+    }
+	//xchat_printf(ph, "tmp: \"%s\" -> %i",tmp,tmp[0]);
+	//xchat_printf(ph,"genre \"%s\"",ret.genre);
+	//if (DEBUG==1) putlog("id3v1 extracted");
+	return ret;
+}
+
+char *extractID3Genre(char *tag){
+     //if (DEBUG==1) putlog("extracting id3 genre");
+     if (tag[strlen(tag)-1]==')'){
+        tag[strlen(tag)-1]=0;
+        tag=&tag[1];
+        return GENRES[str2int(tag)];
+        //return tag;
+     }
+     else{
+          int i;
+          //xchat_print(ph, "Using 2 criteria");
+          for (i=0;i<strlen(tag);i++){
+              if (tag[i]==')'){ tag=&tag[i]+1;return tag;}
+          //return tag;
+          }
+     }
+     return "[152] failed";
+}
+
+struct tagInfo readID3V2(char *file){
+//if (DEBUG==1) putlog("reading id3v2");
+	FILE *f;
+	int i, c, len;
+	char header[10];
+	char *tag;
+	struct tagInfo ret;
+
+	f = fopen(file,"rb");
+	//xchat_printf(ph,"file :%s",file);
+	if (f==NULL)
+	{
+       xchat_print(ph,"file not found whilt trying to read ID3V2");
+       //if (DEBUG==1)putlog("file not found while trying to read ID3V2");
+       return ret;
+    }
+
+	ret.artist=NULL;
+	for (i=0;i<10;i++){
+        c=fgetc(f);
+        if (c==EOF){
+           //putlog("found eof while reading id3v2");
+           return ret;
+        }
+        header[i]=(char)c;
+    }
+	if (strstr(header,"ID3")==header){
+		//xchat_printf(ph,"found id3v2\n");
+		len=0;
+		for (i=6;i<10;i++) len+=(int)header[i]*iPow(256,9-i);
+		
+		//char *tag=(char*)malloc(sizeof(char)*len);
+		tag=(char*) calloc(len,sizeof(char)); //malloc(sizeof(char)*len);
+		for (i=0;i<len;i++){c=fgetc(f);tag[i]=(char)c;}
+//xchat_printf(ph,"tag length: %i\n",len);
+//xchat_printf(ph,"tag: %s\n",tag);
+		fclose(f);
+		ret.comment=tagExtract(tag,len,"COMM");
+//xchat_printf(ph,"Comment: %s\n",ret.comment);
+		ret.genre=tagExtract(tag,len,"TCON");
+		//if (strcmp(ret.genre,"(127)")==0) ret.genre="unknown";
+//xchat_printf(ph, "ret.genre = %s",ret.genre);
+		if ((ret.genre!=NULL)&&(ret.genre[0]=='(')) ret.genre=extractID3Genre(ret.genre);
+//xchat_printf(ph,"genre: %s\n",ret.genre);
+		ret.title=tagExtract(tag,len,"TIT2");
+//xchat_printf(ph,"Title: %s\n",ret.title);
+		ret.album=tagExtract(tag,len,"TALB");
+//xchat_printf(ph,"Album: %s\n",ret.album);
+		ret.artist=tagExtract(tag,len,"TPE1");
+//xchat_printf(ph,"Artist: %s\n",ret.artist);
+	}
+	else{fclose(f);printf("no id3v2 tag found\n"); return ret;}
+	//printf("id2v2 done\n");
+	//if (DEBUG==1) putlog("id3v2 readed");
+	return ret;
+}
+
+struct tagInfo readHeader(char *file){
+//if (DEBUG==1) putlog("reading header");
+	FILE *f;
+	//int buffer[5120];
+	int versionB, layerB, bitrateB, freqB, modeB;
+	int header[4];
+	int count=0;
+	int cc=0;
+	struct tagInfo info;
+	info.artist=NULL;
+
+	f = fopen(file,"rb");
+	if (f==NULL)
+	{
+       xchat_print(ph,"file not found while trying to read mp3 header");
+       //if (DEBUG==1) putlog("file not found while trying to read mp3 header");
+       return info;
+    }
+	//struct tagInfo tagv2
+	
+	info=readID3V2(file);
+	//struct tagInfo tagv1;//=readID3V1(file);
+	//if 	(tagv2.artist!=NULL){info=tagv2;}
+	//else {
+	if (info.artist==NULL){
+		//printf("searching for id3v1\n");
+		//tagv1=readID3V1(file);
+		info=readID3V1(file); //#####################
+	}
+	/*
+	if (tagv1.artist!=NULL){
+		//printf("Artist: %s\nTitle: %s\nAlbum: %s\nComment: %s\nGenre: %s\n",tagv1.artist,tagv1.title,tagv1.album,tagv1.comment,tagv1.genre);
+		info=tagv1;
+	}
+	*/
+	while ((count<5120)&&(cc!=EOF)&&(cc!=255)) {cc=fgetc(f);count++;}
+	if ((cc==EOF)||(count==5119)) printf("no header found\n");
+	else {
+		//printf("located header at %i\n",count);
+		header[0]=255;
+		for (count=1;count<4;count++){
+			header[count]=fgetc(f);
+			//printf("header[%i]=%i\n",count,header[count]);
+		}
+		versionB=(header[1]&8)>>3;
+		layerB=(header[1]&6)>>1;
+		bitrateB=(header[2]&240)>>4; //4
+		freqB=(header[2]&12)>>2;//2
+		modeB=(header[3]&192)>>6;//6
+		//printf("Mpeg: %i\nLayer: %i\nBitrate: %i\nFreq: %i\nMode: %i\n",versionB, layerB, bitrateB, freqB, modeB);
+		//int Bitrate=RATES[versionB][layerB-1][bitrateB];
+		//int Freq=FREQS[versionB][freqB];
+		info.bitrate=RATES[versionB][layerB-1][bitrateB];
+		info.freq=FREQS[versionB][freqB];
+		info.mode=modeB;	
+	}
+	fclose(f);
+	//if (DEBUG==1) putlog("header readed");
+	return info;
+}
+/*
+static void printMp3Info(char *file){
+	//printf("\nScanning Mp3-File for Informations: %s\n",file);
+	//printf("size:\t%10d byte\n",getSize(file));
+	struct tagInfo info =readHeader(file);
+	printf("%s | %10d",file,getSize(file));
+	if  (info.bitrate>0){
+		//printf("Bitrate: %i\nFreq: %i\nMode: %s\n",info.bitrate,info.freq,MODES[info.mode]);
+		printf(" | %i kbps | %i kHz | %s",info.bitrate,info.freq,MODES[info.mode]);
+		//if (info.artist!=NULL) printf("\nArtist: %s\nTitle: %s\nAlbum: %s\nComment: %s\nGenre: %s\n",info.artist,info.title,info.album,info.comment,info.genre);
+		if (info.artist!=NULL) {
+			printf("| %s | %s | %s | %s | %s",info.artist,info.title,info.album,info.comment,info.genre);
+			//printf("| %s ",info.title);//,info.title,info.album,info.comment,info.genre
+		}
+	}
+	printf("\n");
+	
+}
+*/
-- 
cgit 1.4.1