/*
- * FAPG version 0.30
+ * FAPG version 0.33
*
* FAPG means Fast Audio Playlist Generator.
* It is a tool to generate list of audio files (Wav, MP3, Ogg, etc)
#include <limits.h>
#include <unistd.h>
#include <ctype.h>
+#include <assert.h>
#include "genres.h"
#define MP3_BASE 1024
int debug=0;
int format=0; /* 0 = m3u ; 1 = pls ; 2 = html */
char *genrelist=NULL;
-unsigned char *prefix="";
+char *prefix="";
int recursive=0;
+int avoidhlinked=0;
int separator='/';
int skip=0;
int windows=0;
-unsigned char *eol="\n";
-unsigned char buffer[MAX];
+char *eol="\n";
+char buffer[MAX];
int counter=0;
-unsigned char artist[1024];
-unsigned char title[1024];
-unsigned char genrebuf[1024];
-unsigned char genre=0;
+char artist[1024];
+char title[1024];
+char genrebuf[1024];
+char genre=0;
int duration;
-unsigned char unix2dos[256]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,70,35,36,37,38,39,40,41,82,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,84,59,36,61,65,71,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,36,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,36,125,126,127,199,252,233,226,228,224,229,231,234,235,232,239,238,236,196,197,201,230,198,244,246,242,251,249,255,214,220,248,163,216,215,131,225,237,243,250,241,209,170,186,191,174,172,189,188,161,171,187,166,166,166,166,166,193,194,192,169,166,166,43,43,162,165,43,43,45,45,43,45,43,227,195,43,43,45,45,166,45,43,164,240,208,202,203,200,105,205,206,207,43,43,166,220,166,204,175,211,223,212,210,245,213,181,254,222,218,219,217,253,221,175,180,173,177,61,190,182,167,247,184,176,168,183,185,179,178,166,160};
+char unix2dos[256]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,70,35,36,37,38,39,40,41,82,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,84,59,36,61,65,71,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,36,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,36,125,126,127,199,252,233,226,228,224,229,231,234,235,232,239,238,236,196,197,201,230,198,244,246,242,251,249,255,214,220,248,163,216,215,131,225,237,243,250,241,209,170,186,191,174,172,189,188,161,171,187,166,166,166,166,166,193,194,192,169,166,166,43,43,162,165,43,43,45,45,43,45,43,227,195,43,43,45,45,166,45,43,164,240,208,202,203,200,105,205,206,207,43,43,166,220,166,204,175,211,223,212,210,245,213,181,254,222,218,219,217,253,221,175,180,173,177,61,190,182,167,247,184,176,168,183,185,179,178,166,160};
void usage()
{
- fprintf(stderr,"Usage >> fapg [-b|--backslash] [-d|--debug] [-f|--format=m3u|pls|html] [-g|--genre=#:#:...] [-o|--output=/path/to/file.m3u] [-p|--prefix=/the/prefix] [-r|--recursive] [-w|--windows] [-x|--exclude=#:#:...] /path/to/mp3/dir1 [/path/to/mp3/dir2 ...]\n");
+ fprintf(stderr,"Usage >> fapg [-b|--backslash] [-d|--debug] [-f|--format=m3u|pls|html] [-g|--genre=#:#:...] [-n|--nohardlink] [-o|--output=/path/to/file.m3u] [-p|--prefix=/the/prefix] [-r|--recursive] [-w|--windows] [-x|--exclude=#:#:...] /path/to/mp3/dir1 [/path/to/mp3/dir2 ...]\n");
exit(1);
}
void parse_options(int argc,char **argv)
{
- static char const short_options[]="bdf:g:o:p:rwx:";
+ static char const short_options[]="bdf:g:lo:np:rwx:";
static struct option long_options[]=
{
{"backslash",no_argument,NULL,'b'},
{"debug",no_argument,NULL,'d'},
{"format",required_argument,NULL,'f'},
{"genre",required_argument,NULL,'g'},
+ {"nohardlink",no_argument,NULL,'n'},
{"output",required_argument,NULL,'o'},
{"prefix",required_argument,NULL,'p'},
{"recursive",no_argument,NULL,'r'},
}
}
break;
+ case 'n':
+ avoidhlinked=1;
+ break;
case 'o':
close(1);
if (fopen(optarg,"w")==NULL) { fprintf(stderr,"Error >> unable to open output file : %s\n",optarg); exit(2); }
}
}
-void parse_mp3(unsigned char *file)
+void parse_mp3(char *file)
{
int bitrates[2][3][15]=
{{{0, 32, 64, 96, 128, 160, 192, 224, 256, 288, 320, 352, 384, 416, 448},
{0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160},
{0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160}}};
FILE *fic;
- unsigned char *c;
+ char *c;
int lus;
genre=0;
while (c<buffer+lus-10)
{
- if (*c==0xFF && (*(c+1)&0xF0)==0xF0)
+ if ((unsigned char)*c==0xFF && ((unsigned char)*(c+1)&0xF0)==0xF0)
{
int version;
int lay;
fclose(fic);
}
-void parse_ogg(unsigned char *file)
+void parse_ogg(char *file)
{
FILE *fic;
- unsigned char *c;
+ char *c;
int lus;
int sample_rate;
int samples;
fclose(fic);
}
-void parse_mpc(unsigned char *file)
+void parse_mpc(char *file)
{
FILE *fic;
- unsigned char *c;
+ char *c;
int lus;
int sample_rates[4]={44100,48000,37800,32000};
int frame_count;
fclose(fic);
}
-void parse_directory(unsigned char *path)
+#define FSN 8
+#define MAXINO (1<<22)
+#define INOTYP unsigned long
+#define regbit_qry(x,y) ( x[( (y) / sizeof(INOTYP) )] & 1<<( (y) % sizeof(INOTYP) ) )
+#define regbit_set(x,y) ( x[( (y) / sizeof(INOTYP) )] |= 1<<( (y) % sizeof(INOTYP) ) )
+
+int hlink_check(struct stat*info)
+{
+ /*
+ * for speed this subroutine should only be called
+ * - if the file has more than one hardlink
+ * - if the file is a resolved softlink
+ */
+ /* the persistent variables */
+ static INOTYP *list[FSN];
+ static dev_t name[FSN];
+ /* some temporary variables */
+ int fsn, is_registered=0;
+
+ /* assertions - in case parameters are lowered for less memory usage */
+ assert(fsn<FSN);
+ assert((info->st_ino)/sizeof(INOTYP)<MAXINO);
+
+ /* search which internal registration number is used for this filesystem */
+ for( fsn=0; (name[fsn]!=(info->st_dev)) && (name[fsn]!=0) ; fsn++);
+
+ /* if file system is not registered yet, do it and leave */
+ if( name[fsn] == 0 )
+ {
+ name[fsn] = (info->st_dev);
+ /* provide space for the bitmap that maps the inodes of this file system */
+ list[fsn] = (INOTYP*)calloc(MAXINO,sizeof(INOTYP));
+ /* no comparison is needed in empty lists ... return */
+ if(debug) fprintf(stderr, "Debug >> Linked >> Init List %04x @mem %04lx\n", (int)name[fsn], (long)&list[fsn] );
+ } else
+ {
+ /* this looks more complicated than it really is */
+ /* the idea is very simple:
+ * provide a bitmap that maps all inodes of a file system
+ * to mark all files that have already been visited.
+ * If it is already visited, do not add it to the playlist
+ */
+ /*
+ * The difficulty is as follows:
+ * struct inode_bitmap { char registered:1; } bitmap[1<<MAXINO];
+ * would be byte-aligned and would allocate at least eight times the needed space.
+ * Feel free to change the definitions that are involved here, if you know better.
+ */
+ if( regbit_qry( list[fsn], (info->st_ino) ) ) is_registered=1;
+ else regbit_set( list[fsn], (info->st_ino) );
+ /*
+ * the debug expression is more complicated then the working stuff
+ */
+ if(debug)
+ fprintf(stderr, "Debug >> Linked >> DEV %04x INO %06x => "
+ "list[%02x][%04x] = %04x & %04x --> %s registered\n",
+ (int)info->st_dev, (int)info->st_ino, fsn, (int)((info->st_ino)/sizeof(INOTYP)),
+ (int)list[fsn][(info->st_ino)/sizeof(INOTYP)],
+ 1<<((info->st_ino)%sizeof(INOTYP)), is_registered?"Already":"Not" );
+ }
+ return is_registered;
+}
+
+void parse_directory(char *path)
{
int i,n;
struct dirent **namelist;
- unsigned char newpath[PATH_MAX];
- unsigned char *c;
+ char newpath[PATH_MAX];
+ char *c;
struct stat infos;
void print_faketitle()
while (c<newpath+strlen(newpath)-5)
{
c++;
- if (*c=='_') putchar(' '); else if (windows) putchar(unix2dos[*c]); else putchar(*c);
+ if (*c=='_') putchar(' '); else if (windows) putchar(unix2dos[(int)*c]); else putchar(*c);
}
}
void print_path()
{
+ char last=0;
printf(prefix);
- for (c=newpath+skip;*c!='\0';c++) if (*c=='/') putchar(separator); else if (windows) putchar(unix2dos[*c]); else putchar(*c);
+ c=newpath+skip;
+ /* remove leading "./" when parsing current directory */
+ if (*c=='.' && *(c+1)=='/') { c+=2; last='/'; }
+ for (;*c!='\0';c++)
+ {
+ /* remove double "//" when parsing a directory ending with a "/" */
+ if (last=='/' && *c=='/') continue;
+ last=*c;
+ if (*c=='/') putchar(separator); else if (windows) putchar(unix2dos[(int)*c]); else putchar(*c);
+ }
}
if (debug) fprintf(stderr,"Debug >> parsing directory : %s\n",path);
sprintf(newpath,"%s/%s",path,namelist[i]->d_name);
if (stat(newpath,&infos)!=0) { fprintf(stderr,"Warning >> can't stat file : %s\n",newpath); continue; }
if (recursive && S_ISDIR(infos.st_mode) && strcmp(namelist[i]->d_name,".")!=0 && strcmp(namelist[i]->d_name,"..")!=0) parse_directory(newpath);
- if (S_ISREG(infos.st_mode))
+ /* hlink_check() might be applied more selective ... avoidhlink is only a simple prereq */
+ if (S_ISREG(infos.st_mode) && ! ( avoidhlinked && hlink_check(&infos) ) )
{
- unsigned char ext[5];
+ char ext[5];
int j;
for (j=0;j<5;j++) ext[j]=tolower(namelist[i]->d_name[strlen(namelist[i]->d_name)-4+j]);
artist[0]='\0';
if (strcmp(".ogg",ext)==0) { duration=-1; parse_ogg(newpath); }
if (strcmp(".wav",ext)==0) { duration=-1; /* parse_wav(newpath); */ }
- if (duration!=-2 && genrelist[genre]) /* is it an audio file ? */
+ if (duration!=-2 && genrelist[(int)genre]) /* is it an audio file ? */
{
counter++;
switch (format)
printf("[playlist]%s",eol);
break;
case 2:
- printf("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">%s%s<html>%s%s<head>%s<title>Playlist generated by FAPG 0.30</title>%s<meta http-equiv=\"Content-Type\" content=\"text/html; charset=iso-8859-1\" />%s<style type=\"text/css\">%s<!--%s%sbody,td,tr {%s font-family: Verdana, Arial, Helvetica, sans-serif;%s font-size: 12px;%s color: #000000;%s}%s%sbody {%s background: #ffffff;%s}%s%sth {%s text-align: center;%s background: #ffcccc;%s padding-left: 15px;%s padding-right: 15px;%s border: 1px #dd8888 solid;%s}%s%std {%s text-align: center;%s background: #eeeeee;%s padding-left: 15px;%s padding-right: 15px;%s border: 1px #cccccc solid;%s}%s%sh1 {%s font-size: 25px;%s}%s%sp {%s font-size: 10px;%s}%s%sa {%s color: #993333;%s text-decoration: none;%s}%s%sa:hover {%s text-decoration: underline;%s}%s%s-->%s</style>%s</head>%s%s<body>%s%s<h1>Playlist</h1>%s%s<table>%s<tr><th>Entry</th><th>Artist</th><th>Title</th><th>Length</th></tr>%s",eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol);
+ printf("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">%s%s<html>%s%s<head>%s<title>Playlist generated by FAPG 0.33</title>%s<meta http-equiv=\"Content-Type\" content=\"text/html; charset=iso-8859-1\" />%s<style type=\"text/css\">%s<!--%s%sbody,td,tr {%s font-family: Verdana, Arial, Helvetica, sans-serif;%s font-size: 12px;%s color: #000000;%s}%s%sbody {%s background: #ffffff;%s}%s%sth {%s text-align: center;%s background: #ffcccc;%s padding-left: 15px;%s padding-right: 15px;%s border: 1px #dd8888 solid;%s}%s%std {%s text-align: center;%s background: #eeeeee;%s padding-left: 15px;%s padding-right: 15px;%s border: 1px #cccccc solid;%s}%s%sh1 {%s font-size: 25px;%s}%s%sp {%s font-size: 10px;%s}%s%sa {%s color: #993333;%s text-decoration: none;%s}%s%sa:hover {%s text-decoration: underline;%s}%s%s-->%s</style>%s</head>%s%s<body>%s%s<h1>Playlist</h1>%s%s<table>%s<tr><th>Entry</th><th>Artist</th><th>Title</th><th>Length</th></tr>%s",eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol,eol);
break;
}
for (;optind<argc;optind++)
printf("NumberOfEntries=%d%sVersion=2%s",counter,eol,eol);
break;
case 2:
- printf("</table>%s%s<p>Playlist generated by <a href=\"http://royale.zerezo.com/fapg/\">FAPG 0.30</a></p>%s%s</body>%s%s</html>",eol,eol,eol,eol,eol,eol);
+ printf("</table>%s%s<p>Playlist generated by <a href=\"http://royale.zerezo.com/fapg/\">FAPG 0.33</a></p>%s%s</body>%s%s</html>",eol,eol,eol,eol,eol,eol);
break;
}
if (genrelist) free(genrelist);