pkgsrc/x11/xvidcap/patches/patch-src_xtopng.c

64 lines
2.3 KiB
C

$NetBSD: patch-src_xtopng.c,v 1.1 2011/04/05 11:24:16 wiz Exp $
Fix build with png-1.5.
--- src/xtopng.c.orig 2004-02-14 10:55:36.000000000 +0000
+++ src/xtopng.c
@@ -110,7 +110,7 @@ XImageToPNGC (FILE *fp, XImage *image, J
png_destroy_write_struct (&png_ptr, (png_infopp)NULL);
return;
}
- if (setjmp (png_ptr->jmpbuf)) {
+ if (setjmp (png_jmpbuf(png_ptr))) {
png_destroy_write_struct (&png_ptr, &info_ptr);
(*job->close) (fp);
return;
@@ -119,13 +119,14 @@ XImageToPNGC (FILE *fp, XImage *image, J
png_init_io (png_ptr, fp);
png_set_compression_level (png_ptr, job->compress);
- info_ptr->width = image->width;
- info_ptr->height= image->height;
- info_ptr->bit_depth = 8;
- info_ptr->color_type = PNG_COLOR_TYPE_RGB;
+ png_set_IHDR(png_ptr, info_ptr, image->width,
+ image->height, 8, ((image->bits_per_pixel ==
+ 24) || (image->bits_per_pixel == 8)) ?
+ PNG_COLOR_TYPE_RGB | PNG_COLOR_MASK_COLOR :
+ PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE,
+ PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
if ((image->bits_per_pixel == 16) ||
(image->bits_per_pixel == 8)) {
- info_ptr->color_type |= PNG_COLOR_MASK_COLOR;
/* may be we need this? seems to be so
*/
png_set_sBIT (png_ptr, info_ptr, &sig_bit);
@@ -254,7 +255,7 @@ XImageToPNG8 (FILE *fp, XImage *image, J
png_destroy_read_struct (&png_ptr, (png_infopp)NULL, (png_infopp)NULL);
return;
}
- if (setjmp (png_ptr->jmpbuf)) {
+ if (setjmp (png_jmpbuf(png_ptr))) {
png_destroy_write_struct (&png_ptr, &info_ptr);
(*job->close) (fp);
return;
@@ -263,13 +264,12 @@ XImageToPNG8 (FILE *fp, XImage *image, J
png_init_io (png_ptr, fp);
png_set_compression_level (png_ptr, job->compress);
- info_ptr->width = image->width;
- info_ptr->height= image->height;
- info_ptr->bit_depth = 8;
- if (job->win_attr.visual->class == StaticGray) {
- info_ptr->color_type = PNG_COLOR_TYPE_GRAY;
- } else {
- info_ptr->color_type = PNG_COLOR_TYPE_PALETTE;
+ png_set_IHDR(png_ptr, info_ptr, image->width,
+ image->height, 8, job->win_attr.visual->class
+ == StaticGray ? PNG_COLOR_TYPE_GRAY :
+ PNG_COLOR_TYPE_PALETTE, PNG_INTERLACE_NONE,
+ PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
+ if (job->win_attr.visual->class != StaticGray) {
png_set_PLTE (png_ptr, info_ptr, job->color_table, job->ncolors);
}