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Fix problem with writing bits per sample into TIFF-file

DEVEL_2_0_BRANCH-1
Peter Kirchgessner 2000-11-19 15:34:41 +00:00
rodzic d359229e75
commit ae9a3679a3
1 zmienionych plików z 11 dodań i 2 usunięć
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13
frontend/stiff.c
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@ -15,6 +15,9 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Changes:
2000-11-19, PK: Color TIFF-header: write 3 values for bits per sample
*/
#ifdef _AIX
# include <lalloca.h> /* MUST come first for AIX! */
#endif
@ -366,7 +369,7 @@ write_tiff_color_header (FILE *fptr, int width, int height, int depth,
/* the following values must be known in advance */
ntags = 13;
data_size = 3*2 + 3*2;
data_size = 3*2 + 3*2 + 3*2;
if (resolution > 0)
{
ntags += 3;
@ -386,7 +389,8 @@ write_tiff_color_header (FILE *fptr, int width, int height, int depth,
add_ifd_entry (ifd, 257, (height > 0xffff) ? IFDE_TYP_LONG : IFDE_TYP_SHORT,
1, height);
/* bits per sample */
add_ifd_entry (ifd, 258, IFDE_TYP_SHORT, 1, depth);
add_ifd_entry (ifd, 258, IFDE_TYP_SHORT, 3, data_offset);
data_offset += 3*2;
/* compression (uncompressed) */
add_ifd_entry (ifd, 259, IFDE_TYP_SHORT, 1, 1);
/* photometric interpretation */
@ -435,6 +439,11 @@ write_tiff_color_header (FILE *fptr, int width, int height, int depth,
write_ifd (fptr, ifd, motorola);
/* Write bits per sample value values */
write_i2 (fptr, depth, motorola);
write_i2 (fptr, depth, motorola);
write_i2 (fptr, depth, motorola);
/* Write min sample value values */
write_i2 (fptr, 0, motorola);
write_i2 (fptr, 0, motorola);