From 784d4d47e97b5d0fccccbd931349997a0e2074cc Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Sat, 29 Jul 2017 17:51:10 +0200 Subject: [PATCH] Fix breakage of 2fa0fc61f2d546c8b67e7c5a9cbc61d98e1f7af0 (#970) --- src/bin/jp2/convert.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/src/bin/jp2/convert.c b/src/bin/jp2/convert.c index 730ab909..b3eb8581 100644 --- a/src/bin/jp2/convert.c +++ b/src/bin/jp2/convert.c @@ -1896,8 +1896,9 @@ static int are_comps_similar(opj_image_t * image) for (i = 1; i < image->numcomps; i++) { if (image->comps[0].dx != image->comps[i].dx || image->comps[0].dy != image->comps[i].dy || - image->comps[0].prec != image->comps[i].prec || - image->comps[0].sgnd != image->comps[i].sgnd) { + (i <= 2 && + (image->comps[0].prec != image->comps[i].prec || + image->comps[0].sgnd != image->comps[i].sgnd))) { return OPJ_FALSE; } } @@ -1940,7 +1941,7 @@ int imagetopnm(opj_image_t * image, const char *outfile, int force_split) ncomp = 1; } - if ((force_split == 0) && + if ((force_split == 0) && ncomp >= 2 && are_comps_similar(image)) { fdest = fopen(outfile, "wb");