Diffstat (limited to 'noncore/multimedia/camera/jpegtoavi/jpegtoavi.c') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/multimedia/camera/jpegtoavi/jpegtoavi.c | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/noncore/multimedia/camera/jpegtoavi/jpegtoavi.c b/noncore/multimedia/camera/jpegtoavi/jpegtoavi.c deleted file mode 100644 index 10a2f81..0000000 --- a/noncore/multimedia/camera/jpegtoavi/jpegtoavi.c +++ b/dev/null @@ -1,349 +0,0 @@ -/* - - A simple converter of JPEGs to an AVI-MJPEG animation. - - USAGE: - 1. jpegtoavi {usec per img} {img width} {img height} - {img1 .. imgN} - (writes AVI file to stdout) - - 2. jpegtoavi -f {fps} {img width} {img height} - {img1 .. imgN} - (same as #1 but with period specified in terms of fps) - - 3. jpegtoavi -fsz {img1 .. imgN} - (writes sz in bytes of such an AVI file to stdout) -*/ - -#define _LARGEFILE_SOURCE -#define _LARGEFILE64_SOURCE - -#include <stdio.h> -#include "avifmt.h" -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <unistd.h> -#include <fcntl.h> -#include "byteswap.h" -#include <stdlib.h> - - -/* - spc: indicating file sz in bytes, -1 on error -*/ -off_t file_sz(char *fn) -{ - struct stat s; - if(stat(fn,&s)==-1) - return -1; - return s.st_size; -} - - -/* - spc: returning sum of sizes of named JPEGs, -1 on error; - file sizes adjusted to multiple of 4-bytes - pos: szarray, if non-0, contains true sizes of files -*/ -off_t img_array_sz(char **img,int imgsz,DWORD *szarray) -{ - off_t tmp,ret=0; - int i=0; - for(;i<imgsz;++i) { - if((tmp=file_sz(img[i]))==-1) - return -1; - if(szarray) - szarray[i]=(DWORD)tmp; - tmp+=((4-(tmp%4))%4); - ret+=tmp; - } - return ret; -} - - -/* - spc: printing 4 byte word in little-endian fmt -*/ -void print_quartet(unsigned int i) -{ - putchar(i%0x100); i/=0x100; - putchar(i%0x100); i/=0x100; - putchar(i%0x100); i/=0x100; - putchar(i%0x100); -} - - -inline void show_help(int argc,char **argv) -{ - fprintf(stderr,"USAGE: jpegtoavi {usec per img} {img width} {img height} {img1 .. imgN}\n"); - fprintf(stderr," jpegtoavi -f {fps} {img width} {img height} {img1 .. imgN}\n"); - fprintf(stderr," jpegtoavi --fsz {img1 .. imgN}\n"); -} - - -int main(int argc,char **argv) -{ - DWORD per_usec=1; - DWORD width; - DWORD height; - DWORD frames=1; - unsigned int fps; - unsigned short img0; - off64_t jpg_sz_64,riff_sz_64; - long jpg_sz=1; - const off64_t MAX_RIFF_SZ=2147483648LL; /* 2 Gb limit */ - DWORD riff_sz; - - int fd,f; - long nbr,nbw,tnbw=0; - char buff[512]; - DWORD *szarray=0; - DWORD *offsets=0; - off_t mfsz,remnant; - - struct AVI_list_hdrl hdrl={ - /* header */ - { - {'L','I','S','T'}, - LILEND4(sizeof(struct AVI_list_hdrl)-8), - {'h','d','r','l'} - }, - - /* chunk avih */ - {'a','v','i','h'}, - LILEND4(sizeof(struct AVI_avih)), - { - LILEND4(per_usec), - LILEND4(1000000*(jpg_sz/frames)/per_usec), - LILEND4(0), - LILEND4(AVIF_HASINDEX), - LILEND4(frames), - LILEND4(0), - LILEND4(1), - LILEND4(0), - LILEND4(width), - LILEND4(height), - {LILEND4(0),LILEND4(0),LILEND4(0),LILEND4(0)} - }, - - /* list strl */ - { - { - {'L','I','S','T'}, - LILEND4(sizeof(struct AVI_list_strl)-8), - {'s','t','r','l'} - }, - - /* chunk strh */ - {'s','t','r','h'}, - LILEND4(sizeof(struct AVI_strh)), - { - {'v','i','d','s'}, - {'M','J','P','G'}, - LILEND4(0), - LILEND4(0), - LILEND4(0), - LILEND4(per_usec), - LILEND4(1000000), - LILEND4(0), - LILEND4(frames), - LILEND4(0), - LILEND4(0), - LILEND4(0) - }, - - /* chunk strf */ - {'s','t','r','f'}, - sizeof(struct AVI_strf), - { - LILEND4(sizeof(struct AVI_strf)), - LILEND4(width), - LILEND4(height), - LILEND4(1+24*256*256), - {'M','J','P','G'}, - LILEND4(width*height*3), - LILEND4(0), - LILEND4(0), - LILEND4(0), - LILEND4(0) - }, - - /* list odml */ - { - { - {'L','I','S','T'}, - LILEND4(16), - {'o','d','m','l'} - }, - {'d','m','l','h'}, - LILEND4(4), - LILEND4(frames) - } - } - }; - - /* parsing command line arguments */ - if(argc<2) { - show_help(argc,argv); - return -1; - } - else if(argc==2 && strcmp(argv[1],"--version")==0) { - printf("jpegtoavi v%d.%d\n",VERSION_MAJ,VERSION_MIN); - return 0; - } - else if(argc<3) { - show_help(argc,argv); - return -1; - } - else if(strcmp(argv[1],"-fsz")==0) { - img0=2; - } - else if(strcmp(argv[1],"-f")==0) { - if(argc<6 || sscanf(argv[2],"%u",&fps)!=1 - || fps==0 - || sscanf(argv[3],"%u",&width)!=1 - || sscanf(argv[4],"%u",&height)!=1) { - show_help(argc,argv); - return -1; - } - else { - per_usec=1000000/fps; - img0=5; - } - } - else if(argc<5 || sscanf(argv[1],"%u",&per_usec)!=1 - || sscanf(argv[2],"%u",&width)!=1 - || sscanf(argv[3],"%u",&height)!=1) { - show_help(argc,argv); - return -1; - } - else { - img0=4; - } - frames=argc-img0; - - /* getting image, riff sizes */ - if(img0!=2) { - if((szarray=(DWORD *)malloc(frames*sizeof(DWORD)))==0) { - fprintf(stderr,"malloc error"); - free(offsets); - return -5; - } - } - jpg_sz_64=img_array_sz(&argv[img0],frames,szarray); - if(jpg_sz_64==-1) { - fprintf(stderr,"couldn't determine size of images\n"); - return -2; - } - riff_sz_64=sizeof(struct AVI_list_hdrl)+4+4+jpg_sz_64 - +8*frames+8+8+16*frames; - if(riff_sz_64>=MAX_RIFF_SZ) { - fprintf(stderr,"RIFF would exceed 2 Gb limit\n"); - return -3; - } - jpg_sz=(long)jpg_sz_64; - riff_sz=(DWORD)riff_sz_64; - - /* printing RIFF size and quitting */ - if(img0==2) { - printf("%lu\n",(unsigned long)riff_sz+8UL); - return 0; - } - - /* printing AVI.. riff hdr */ - printf("RIFF"); - print_quartet(riff_sz); - printf("AVI "); - - /* list hdrl */ - hdrl.avih.us_per_frame=LILEND4(per_usec); - hdrl.avih.max_bytes_per_sec=LILEND4(1000000*(jpg_sz/frames) - /per_usec); - hdrl.avih.tot_frames=LILEND4(frames); - hdrl.avih.width=LILEND4(width); - hdrl.avih.height=LILEND4(height); - hdrl.strl.strh.scale=LILEND4(per_usec); - hdrl.strl.strh.rate=LILEND4(1000000); - hdrl.strl.strh.length=LILEND4(frames); - hdrl.strl.strf.width=LILEND4(width); - hdrl.strl.strf.height=LILEND4(height); - hdrl.strl.strf.image_sz=LILEND4(width*height*3); - hdrl.strl.list_odml.frames=LILEND4(frames); - fwrite(&hdrl,sizeof(hdrl),1,stdout); - - /* list movi */ - printf("LIST"); - print_quartet(jpg_sz+8*frames+4); - printf("movi"); - - if((offsets=(DWORD *)malloc(frames*sizeof(DWORD)))==0) { - fprintf(stderr,"malloc error"); - return -4; - } - - for(f=img0;f<argc;++f) { - printf("00db"); - mfsz=szarray[f-img0]; - remnant=(4-(mfsz%4))%4; - print_quartet(mfsz+remnant); - szarray[f-img0]+=remnant; - if(f==img0) { - offsets[0]=4; - } - else { - offsets[f-img0]=offsets[f-img0-1]+szarray[f-img0-1]+8; - } - if((fd=open(argv[f],O_RDONLY))<0) { - fprintf(stderr,"couldn't open file!\n"); - free(offsets); - free(szarray); - return -6; - } - nbw=0; - - if((nbr=read(fd,buff,6))!=6) { - fprintf(stderr,"error\n"); - free(offsets); - free(szarray); - return -7; - } - fwrite(buff,nbr,1,stdout); - read(fd,buff,4); - fwrite("AVI1",4,1,stdout); - nbw=10; - - while((nbr=read(fd,buff,512))>0) { - fwrite(buff,nbr,1,stdout); - nbw+=nbr; - } - if(remnant>0) { - fwrite(buff,remnant,1,stdout); - nbw+=remnant; - } - tnbw+=nbw; - close(fd); - } - if(tnbw!=jpg_sz) { - fprintf(stderr,"error writing images (wrote %ld bytes, expected %ld bytes)\n", - tnbw,jpg_sz); - free(offsets); - free(szarray); - return -8; - } - - // indices - printf("idx1"); - print_quartet(16*frames); - for(f=0;f<frames;++f) { - printf("00db"); - print_quartet(18); - print_quartet(offsets[f]); - print_quartet(szarray[f]); - } - - free(offsets); - free(szarray); - return 0; -} - |