kolibrios/contrib/media/updf/apps/xpsdraw.c

367 lines
7.2 KiB
C
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#include "fitz.h"
#include "muxps.h"
#ifdef _MSC_VER
#include <winsock2.h>
#else
#include <sys/time.h>
#endif
char *output = NULL;
float resolution = 72;
int showxml = 0;
int showtext = 0;
int showtime = 0;
int showmd5 = 0;
int savealpha = 0;
int uselist = 1;
fz_colorspace *colorspace;
fz_glyph_cache *glyphcache;
char *filename;
struct {
int count, total;
int min, max;
int minpage, maxpage;
} timing;
static void die(fz_error error)
{
fz_catch(error, "aborting");
exit(1);
}
static void usage(void)
{
fprintf(stderr,
"usage: xpsdraw [options] input.xps [pages]\n"
"\t-o -\toutput filename (%%d for page number)\n"
"\t\tsupported formats: pgm, ppm, pam, png\n"
"\t-r -\tresolution in dpi (default: 72)\n"
"\t-a\tsave alpha channel (only pam and png)\n"
"\t-g\trender in grayscale\n"
"\t-m\tshow timing information\n"
"\t-t\tshow text (-tt for xml)\n"
"\t-x\tshow display list\n"
"\t-d\tdisable use of display list\n"
"\t-5\tshow md5 checksums\n"
"\tpages\tcomma separated list of ranges\n");
exit(1);
}
static int gettime(void)
{
static struct timeval first;
static int once = 1;
struct timeval now;
if (once)
{
gettimeofday(&first, NULL);
once = 0;
}
gettimeofday(&now, NULL);
return (now.tv_sec - first.tv_sec) * 1000 + (now.tv_usec - first.tv_usec) / 1000;
}
static int isrange(char *s)
{
while (*s)
{
if ((*s < '0' || *s > '9') && *s != '-' && *s != ',')
return 0;
s++;
}
return 1;
}
static void
xps_run_page(xps_context *ctx, xps_page *page, fz_device *dev, fz_matrix ctm)
{
ctx->dev = dev;
xps_parse_fixed_page(ctx, ctm, page);
ctx->dev = NULL;
}
static void drawpage(xps_context *ctx, int pagenum)
{
xps_page *page;
fz_display_list *list;
fz_device *dev;
int start;
int code;
if (showtime)
{
start = gettime();
}
code = xps_load_page(&page, ctx, pagenum - 1);
if (code)
die(fz_rethrow(code, "cannot load page %d in file '%s'", pagenum, filename));
list = NULL;
if (uselist)
{
list = fz_new_display_list();
dev = fz_new_list_device(list);
xps_run_page(ctx, page, dev, fz_identity);
fz_free_device(dev);
}
if (showxml)
{
dev = fz_new_trace_device();
printf("<page number=\"%d\">\n", pagenum);
if (list)
fz_execute_display_list(list, dev, fz_identity, fz_infinite_bbox);
else
xps_run_page(ctx, page, dev, fz_identity);
printf("</page>\n");
fz_free_device(dev);
}
if (showtext)
{
fz_text_span *text = fz_new_text_span();
dev = fz_new_text_device(text);
if (list)
fz_execute_display_list(list, dev, fz_identity, fz_infinite_bbox);
else
xps_run_page(ctx, page, dev, fz_identity);
fz_free_device(dev);
printf("[Page %d]\n", pagenum);
if (showtext > 1)
fz_debug_text_span_xml(text);
else
fz_debug_text_span(text);
printf("\n");
fz_free_text_span(text);
}
if (showmd5 || showtime)
printf("page %s %d", filename, pagenum);
if (output || showmd5 || showtime)
{
float zoom;
fz_matrix ctm;
fz_rect rect;
fz_bbox bbox;
fz_pixmap *pix;
rect.x0 = rect.y0 = 0;
rect.x1 = page->width;
rect.y1 = page->height;
zoom = resolution / 96;
ctm = fz_translate(0, -page->height);
ctm = fz_concat(ctm, fz_scale(zoom, zoom));
bbox = fz_round_rect(fz_transform_rect(ctm, rect));
/* TODO: banded rendering and multi-page ppm */
pix = fz_new_pixmap_with_rect(colorspace, bbox);
if (savealpha)
fz_clear_pixmap(pix);
else
fz_clear_pixmap_with_color(pix, 255);
dev = fz_new_draw_device(glyphcache, pix);
if (list)
fz_execute_display_list(list, dev, ctm, bbox);
else
xps_run_page(ctx, page, dev, ctm);
fz_free_device(dev);
if (output)
{
char buf[512];
sprintf(buf, output, pagenum);
if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm"))
fz_write_pnm(pix, buf);
else if (strstr(output, ".pam"))
fz_write_pam(pix, buf, savealpha);
else if (strstr(output, ".png"))
fz_write_png(pix, buf, savealpha);
}
if (showmd5)
{
fz_md5 md5;
unsigned char digest[16];
int i;
fz_md5_init(&md5);
fz_md5_update(&md5, pix->samples, pix->w * pix->h * pix->n);
fz_md5_final(&md5, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
}
fz_drop_pixmap(pix);
}
if (list)
fz_free_display_list(list);
if (showtime)
{
int end = gettime();
int diff = end - start;
if (diff < timing.min)
{
timing.min = diff;
timing.minpage = pagenum;
}
if (diff > timing.max)
{
timing.max = diff;
timing.maxpage = pagenum;
}
timing.total += diff;
timing.count ++;
printf(" %dms", diff);
}
if (showmd5 || showtime)
printf("\n");
}
static void drawrange(xps_context *ctx, char *range)
{
int page, spage, epage;
char *spec, *dash;
spec = fz_strsep(&range, ",");
while (spec)
{
dash = strchr(spec, '-');
if (dash == spec)
spage = epage = xps_count_pages(ctx);
else
spage = epage = atoi(spec);
if (dash)
{
if (strlen(dash) > 1)
epage = atoi(dash + 1);
else
epage = xps_count_pages(ctx);
}
spage = CLAMP(spage, 1, xps_count_pages(ctx));
epage = CLAMP(epage, 1, xps_count_pages(ctx));
if (spage < epage)
for (page = spage; page <= epage; page++)
drawpage(ctx, page);
else
for (page = spage; page >= epage; page--)
drawpage(ctx, page);
spec = fz_strsep(&range, ",");
}
}
int main(int argc, char **argv)
{
int grayscale = 0;
int accelerate = 1;
xps_context *ctx;
int code;
int c;
while ((c = fz_getopt(argc, argv, "o:p:r:Aadgmtx5")) != -1)
{
switch (c)
{
case 'o': output = fz_optarg; break;
case 'r': resolution = atof(fz_optarg); break;
case 'A': accelerate = 0; break;
case 'a': savealpha = 1; break;
case 'm': showtime++; break;
case 't': showtext++; break;
case 'x': showxml++; break;
case '5': showmd5++; break;
case 'g': grayscale++; break;
case 'd': uselist = 0; break;
default: usage(); break;
}
}
if (fz_optind == argc)
usage();
if (!showtext && !showxml && !showtime && !showmd5 && !output)
{
printf("nothing to do\n");
exit(0);
}
if (accelerate)
fz_accelerate();
glyphcache = fz_new_glyph_cache();
colorspace = fz_device_rgb;
if (grayscale)
colorspace = fz_device_gray;
if (output && strstr(output, ".pgm"))
colorspace = fz_device_gray;
if (output && strstr(output, ".ppm"))
colorspace = fz_device_rgb;
timing.count = 0;
timing.total = 0;
timing.min = 1 << 30;
timing.max = 0;
timing.minpage = 0;
timing.maxpage = 0;
if (showxml)
printf("<?xml version=\"1.0\"?>\n");
while (fz_optind < argc)
{
filename = argv[fz_optind++];
code = xps_open_file(&ctx, filename);
if (code)
die(fz_rethrow(code, "cannot open document: %s", filename));
if (showxml)
printf("<document name=\"%s\">\n", filename);
if (fz_optind == argc || !isrange(argv[fz_optind]))
drawrange(ctx, "1-");
if (fz_optind < argc && isrange(argv[fz_optind]))
drawrange(ctx, argv[fz_optind++]);
if (showxml)
printf("</document>\n");
xps_free_context(ctx);
}
if (showtime)
{
printf("total %dms / %d pages for an average of %dms\n",
timing.total, timing.count, timing.total / timing.count);
printf("fastest page %d: %dms\n", timing.minpage, timing.min);
printf("slowest page %d: %dms\n", timing.maxpage, timing.max);
}
fz_free_glyph_cache(glyphcache);
return 0;
}