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allow building with older libjpeg again

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we don't really care what the error number is, so long as its an error of some
kind so just sed JERR_BAD_CROP_SPEC to JERR_CONVERSION_NOTIMPL

Change-Id: Iae41de7b720ce2e60c7092d15983aa1c4ba14c89
This commit is contained in:
Caolán McNamara 2013-08-30 17:24:49 +01:00
parent 196328c91e
commit 9554853ad7
2 changed files with 2 additions and 13 deletions
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11
configure.ac
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@ -7553,17 +7553,6 @@ if test "$with_system_jpeg" = "yes"; then
[AC_MSG_ERROR(jpeg.h not found. install libjpeg)], [])
AC_CHECK_LIB(jpeg, jpeg_resync_to_restart, [ JPEG3RDLIB=-ljpeg ],
[AC_MSG_CHECKING(jpeg library not found or fuctional)], [])
AC_MSG_CHECKING([[libjpeg supports JERR_BAD_CROP_SPEC (jpeg-7 API)]])
AC_COMPILE_IFELSE([ AC_LANG_SOURCE(
[[
#include <stdio.h>
#include <jerror.h>
int main(int c, char**v) { printf("%d\n", JERR_BAD_CROP_SPEC); return 0; }
]]) ],
[AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)
AC_MSG_ERROR(jpeg library version >= 7 or jpeg-turbo version >= 1.1 required)
])
libo_MINGW_CHECK_DLL([libjpeg])
else
AC_MSG_RESULT([internal])

4
vcl/source/filter/jpeg/transupp.c
View File

@ -1006,7 +1006,7 @@ jtransform_request_workspace (j_decompress_ptr srcinfo,
info->crop_yoffset = 0; /* default to +0 */
if (info->crop_xoffset >= info->output_width ||
info->crop_yoffset >= info->output_height)
ERREXIT(srcinfo, JERR_BAD_CROP_SPEC);
ERREXIT(srcinfo, JERR_CONVERSION_NOTIMPL);
if (info->crop_width_set == JCROP_UNSET)
info->crop_width = info->output_width - info->crop_xoffset;
if (info->crop_height_set == JCROP_UNSET)
@ -1016,7 +1016,7 @@ jtransform_request_workspace (j_decompress_ptr srcinfo,
info->crop_height <= 0 || info->crop_height > info->output_height ||
info->crop_xoffset > info->output_width - info->crop_width ||
info->crop_yoffset > info->output_height - info->crop_height)
ERREXIT(srcinfo, JERR_BAD_CROP_SPEC);
ERREXIT(srcinfo, JERR_CONVERSION_NOTIMPL);
/* Convert negative crop offsets into regular offsets */
if (info->crop_xoffset_set == JCROP_NEG)
xoffset = info->output_width - info->crop_width - info->crop_xoffset;