diff options
Diffstat (limited to 'TOOLS/avi-fix.c')
| -rw-r--r-- | TOOLS/avi-fix.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/TOOLS/avi-fix.c b/TOOLS/avi-fix.c deleted file mode 100644 index e4d6600ad6..0000000000 --- a/TOOLS/avi-fix.c +++ /dev/null @@ -1,158 +0,0 @@ -/* avi-fix v0.1 (C) A'rpi - * simple tool to fix chunk sizes in a RIFF AVI file - * it doesn't check/fix index. You can try to fix it with ffmpeg -i ... -acodec - * copy -vcodec copy - * - * 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., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" -#ifdef MP_DEBUG -#define mp_debug(...) printf(__VA_ARGS__) -#else -#define mp_debug(...) -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#define FCC(a,b,c,d) (((a)<<24)|((b)<<16)|((c)<<8)|(d)) - -static inline char xx(unsigned char c){ - if(c>=32 && c<128) return c; - return '?'; -} - -static inline unsigned int getid(FILE* f){ - unsigned int id; - id=fgetc(f); - id=(id<<8)|fgetc(f); - id=(id<<8)|fgetc(f); - id=(id<<8)|fgetc(f); - return id; -} - -int main(int argc,char* argv[]){ -//FILE* f=fopen("edgar.avi","rb"); // readonly (report errors) -//FILE* f=fopen("edgar.avi","rb+"); // fix mode (fix chunk sizes) -unsigned int lastgood=0; -unsigned int fixat=0; -unsigned int offset=0; -int fix_flag=0; -FILE* f; - -if(argc<=1){ - printf("Usage: %s [-fix] badfile.avi\n",argv[0]); - exit(1); -} - -if(!strcmp(argv[1],"-fix")){ - fix_flag=1; - f=fopen(argv[argc-1],"rb+"); -} else - f=fopen(argv[argc-1],"rb"); - -if(!f){ - perror("error"); - printf("couldnt open '%s'\n",argv[argc-1]); - exit(2); -} - -while(1){ - unsigned int id,len; -again: - id=fgetc(f); - id=(id<<8)|fgetc(f); - id=(id<<8)|fgetc(f); -faszom: - if(feof(f)) break; -// if(!lastgood && feof(f)) break; - id=(id<<8)|fgetc(f); -// lastgood=ftell(f); - mp_debug("%08X: %c%c%c%c\n",(int)ftell(f)-4,xx(id>>24),xx(id>>16),xx(id>>8),xx(id)); - switch(id){ - case FCC('R','I','F','F'): - fread(&len,4,1,f); // filesize - id=getid(f); // AVI - mp_debug("RIFF header, filesize=0x%X format=%c%c%c%c\n",len,xx(id>>24),xx(id>>16),xx(id>>8),xx(id)); - break; - case FCC('L','I','S','T'): - fread(&len,4,1,f); // size - id=getid(f); // AVI - mp_debug("LIST size=0x%X format=%c%c%c%c\n",len,xx(id>>24),xx(id>>16),xx(id>>8),xx(id)); - //case FCC('h','d','r','l'): - //case FCC('s','t','r','l'): - //case FCC('o','d','m','l'): - //case FCC('m','o','v','i'): - break; - // legal chunk IDs: - case FCC('a','v','i','h'): // avi header - case FCC('s','t','r','h'): // stream header - case FCC('s','t','r','f'): // stream format - case FCC('J','U','N','K'): // official shit - // index: - case FCC('i','d','x','1'): // main index?? - case FCC('d','m','l','h'): // opendml header - case FCC('i','n','d','x'): // opendml main index?? - case FCC('i','x','0','0'): // opendml sub index?? - case FCC('i','x','0','1'): // opendml sub index?? - // data: - case FCC('0','1','w','b'): // audio track #1 - case FCC('0','2','w','b'): // audio track #2 - case FCC('0','3','w','b'): // audio track #3 - case FCC('0','0','d','b'): // uncompressed video - case FCC('0','0','d','c'): // compressed video - case FCC('0','0','_','_'): // A-V interleaved (type2 DV file) - // info: - case FCC('I','S','F','T'): // INFO: software - case FCC('I','S','R','C'): // INFO: source - case FCC('I','N','A','M'): // INFO: name - case FCC('I','S','B','J'): // INFO: subject - case FCC('I','A','R','T'): // INFO: artist - case FCC('I','C','O','P'): // INFO: copyright - case FCC('I','C','M','T'): // INFO: comment - lastgood=ftell(f); - if(fixat && fix_flag){ - // fix last chunk's size field: - fseek(f,fixat,SEEK_SET); - len=lastgood-fixat-8; - mp_debug("Correct len to 0x%X\n",len); - fwrite(&len,4,1,f); - fseek(f,lastgood,SEEK_SET); - fixat=0; - } - fread(&len,4,1,f); // size - mp_debug("ID ok, chunk len=0x%X\n",len); - len+=len&1; // align at 2 - fseek(f,len,SEEK_CUR); // skip data - break; - default: - if(!lastgood){ - ++offset; - mp_debug("invalid ID, trying %d byte offset\n",offset); - goto faszom; // try again @ next post - } - mp_debug("invalid ID, parsing next chunk's data at 0x%X\n",lastgood); - fseek(f,lastgood,SEEK_SET); - fixat=lastgood; - lastgood=0; - goto again; - } - offset=0; -} - -return 0; -} |