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[trunk] check if the number of tiles is not incorrect regarding the JPEG2000 norm (thanks Even). 

Test associated to this issue should nicely fail. Fixes issue 163
This commit is contained in:
Mickael Savinaud 2012-11-26 16:13:32 +00:00
parent 999a84c77a
commit 1ad85ac9ee
2 changed files with 10 additions and 2 deletions
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8
src/lib/openjp2/j2k.c
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@ -2034,6 +2034,14 @@ static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
/* Compute the number of tiles */
l_cp->tw = opj_int_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx);
l_cp->th = opj_int_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy);
/* Check that the number of tiles is valid */
if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
opj_event_msg( p_manager, EVT_ERROR,
"Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
l_cp->tw, l_cp->th);
return OPJ_FALSE;
}
l_nb_tiles = l_cp->tw * l_cp->th;
/* Define the tiles which will be decoded */

4
tests/nonregression/test_suite.ctest.in
View File

@ -78,8 +78,8 @@ opj_decompress -i @INPUT_NR_PATH@/mem-b2b86b74-2753.jp2 -o @TEMP_PATH@/mem-b2b8
!opj_decompress -i @INPUT_NR_PATH@/gdal_fuzzer_unchecked_numresolutions.jp2 -o @TEMP_PATH@/gdal_fuzzer_unchecked_numresolutions.pgx
# issue 192 raised by the gdal fuzzer test (should nicely failed)
! opj_decompress -i @INPUT_NR_PATH@/gdal_fuzzer_assert_in_opj_j2k_read_SQcd_SQcc.patch.jp2 -o @TEMP_PATH@/gdal_fuzzer_assert_in_opj_j2k_read_SQcd_SQcc.patch.pgx
# issue 193 raised by the gdal fuzzer test (should properly failed)
opj_decompress -i @INPUT_NR_PATH@/gdal_fuzzer_check_number_of_tiles.jp2 -o @TEMP_PATH@/gdal_fuzzer_check_number_of_tiles.pgx
# issue 193 raised by the gdal fuzzer test (should nicely failed)
!opj_decompress -i @INPUT_NR_PATH@/gdal_fuzzer_check_number_of_tiles.jp2 -o @TEMP_PATH@/gdal_fuzzer_check_number_of_tiles.pgx
# issue 194 raised by the gdal fuzzer test (should properly failed)
opj_decompress -i @INPUT_NR_PATH@/gdal_fuzzer_check_comp_dx_dy.jp2 -o @TEMP_PATH@/gdal_fuzzer_check_comp_dx_dy.pgx