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greg |
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/* Copyright (c) 1991 Regents of the University of California */
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#ifndef lint
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static char SCCSid[] = "$SunId$ LBL";
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#endif
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/*
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* Send Sun rasterfiles to PC animation system.
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*
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* 6/20/88
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*/
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#include <stdio.h>
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#include <rasterfile.h>
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#include "client/clnt.h"
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FILE *popen();
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char *pcom = NULL; /* uncompress command */
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main(argc, argv)
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int argc;
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char **argv;
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{
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int startrec = 0;
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char *progname;
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int prognum = PCPROGRAM;
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/* initialize */
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for (progname = *argv++; --argc; argv++)
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if (!strcmp(*argv, "-p") && argv[1]) {
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prognum = atoi(*++argv); argc--;
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} else if (!strcmp(*argv, "-u") && argv[1]) {
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pcom = *++argv; argc--;
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} else if (!strcmp(*argv, "-r") && argv[1]) {
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startrec = atoi(*++argv); argc--;
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} else
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break;
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if (!argc) {
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fputs("Usage: ", stderr);
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fputs(progname, stderr);
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fputs(" [-p prognum] [-u uncompress] [-r record] hostname [frame..]\n",
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stderr);
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exit(1);
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}
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scry_open(*argv++, prognum); argc--;
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scry_get_info(1) ;
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scry_set_compress(NONE);
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if (startrec > 0)
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scry_init_record(startrec, argc>0?argc:1);
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else
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scry_init_record(PREVIEW,0);
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/* send frames */
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if (argc <= 0)
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sendframe(NULL);
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else
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for ( ; argc > 0; argc--, argv++)
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sendframe(*argv);
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/* clean up */
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scry_close();
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exit(0);
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}
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sendframe(file) /* convert and send a frame */
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char *file;
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{
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static struct rasterfile head;
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char command[128];
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unsigned char cmap[3][256];
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unsigned char dmap[256][3] ;
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static unsigned short targa[256];
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static int xbeg, ybeg;
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register FILE *fp;
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register int i, j;
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register int c;
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/* DAVIDR */
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unsigned char *image_read, *newimage, *compdata ;
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int new_ht, new_wd, new_depth ;
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/* end DAVIDR */
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/* open file */
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if (file == NULL) {
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if (pcom != NULL)
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fp = popen(pcom, "r");
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else
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fp = stdin;
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file = "<stdin>";
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} else {
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if (pcom != NULL) {
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sprintf(command, "( %s ) < %s", pcom, file);
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fp = popen(command, "r");
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} else
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fp = fopen(file, "r");
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}
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if (fp == NULL) {
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perror(file);
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exit(1);
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}
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/* check format */
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if (fread(&head, sizeof(head), 1, fp) != 1)
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goto rasfmt;
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if (head.ras_magic != RAS_MAGIC || head.ras_type != RT_STANDARD)
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goto rasfmt;
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if (head.ras_maptype != RMT_EQUAL_RGB || head.ras_maplength != 3*256)
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goto rasfmt;
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/* get color table */
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if (fread(cmap, 256, 3, fp) != 3)
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goto readerr;
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/* convert table */
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#ifdef LATER
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for (j = 0; j < 253; j++)
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targa[j+1] = (cmap[0][j] & 0xf8)<<7 |
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(cmap[1][j] & 0xf8)<<2 | cmap[2][j]>>3;
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#endif
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for (j = 0 ; j < 256 ; j++)
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{
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dmap[j][0] = cmap[0][j] ;
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dmap[j][1] = cmap[1][j] ;
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dmap[j][2] = cmap[2][j] ;
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}
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/* send table */
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scry_set_map(254, dmap);
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image_read = (unsigned char *) malloc(head.ras_width*head.ras_height) ;
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for (j = 0 ; j < head.ras_height ; j++)
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fread (&(image_read[(head.ras_height-j-1)*head.ras_width]),head.ras_width,1,fp) ;
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fread(image_read,head.ras_width*head.ras_height,1,fp) ;
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newimage = NULL ;
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/* send frame */
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scry_conv_vis (image_read,&newimage,head.ras_height,head.ras_width,&new_ht,&new_wd,1,&new_depth) ;
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free (image_read) ;
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compdata = NULL ;
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scry_compress(newimage,&compdata,new_ht,new_wd,new_depth) ;
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scry_send_frame(compdata);
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free(compdata) ;
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free (newimage) ;
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/* close file */
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if (pcom != NULL)
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pclose(fp);
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else
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fclose(fp);
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return;
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rasfmt:
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fputs(file, stderr);
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fputs(": wrong rasterfile format\n", stderr);
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exit(1);
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readerr:
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fputs(file, stderr);
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fputs(": read error\n", stderr);
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exit(1);
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}
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