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diff --git a/third_party/libopenjpeg20/j2k.c b/third_party/libopenjpeg20/j2k.c
index e77edd22b..cb5a28373 100644
--- a/third_party/libopenjpeg20/j2k.c
+++ b/third_party/libopenjpeg20/j2k.c
@@ -2117,10 +2117,16 @@ static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
opj_event_msg(p_manager, EVT_ERROR,
- "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
+ "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
i, l_img_comp->dx, l_img_comp->dy);
return OPJ_FALSE;
}
+ if( l_img_comp->prec > 38) { /* TODO openjpeg won't handle more than ? */
+ opj_event_msg(p_manager, EVT_ERROR,
+ "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm)\n",
+ i, l_img_comp->prec);
+ return OPJ_FALSE;
+ }
#ifdef USE_JPWL
if (l_cp->correct) {
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