color-lcms: print ICC profile class on error

Gives a better idea what's wrong.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
This commit is contained in:
Pekka Paalanen 2024-06-14 13:12:12 +03:00 committed by Pekka Paalanen
parent 2819cb51c6
commit c4a403b2a6
1 changed files with 20 additions and 2 deletions

View File

@ -311,6 +311,21 @@ ensure_output_profile_extract(struct cmlcms_color_profile *cprof,
return ret; return ret;
} }
static const char *
icc_profile_class_name(cmsProfileClassSignature s)
{
switch (s) {
case cmsSigInputClass: return "Input";
case cmsSigDisplayClass: return "Display";
case cmsSigOutputClass: return "Output";
case cmsSigLinkClass: return "Link";
case cmsSigAbstractClass: return "Abstract";
case cmsSigColorSpaceClass: return "ColorSpace";
case cmsSigNamedColorClass: return "NamedColor";
default: return "(unknown)";
}
}
/* FIXME: sync with spec! */ /* FIXME: sync with spec! */
static bool static bool
validate_icc_profile(struct lcmsProfilePtr profile, char **errmsg) validate_icc_profile(struct lcmsProfilePtr profile, char **errmsg)
@ -318,6 +333,7 @@ validate_icc_profile(struct lcmsProfilePtr profile, char **errmsg)
cmsColorSpaceSignature cs = cmsGetColorSpace(profile.p); cmsColorSpaceSignature cs = cmsGetColorSpace(profile.p);
uint32_t nr_channels = cmsChannelsOf(cs); uint32_t nr_channels = cmsChannelsOf(cs);
uint8_t version = cmsGetEncodedICCversion(profile.p) >> 24; uint8_t version = cmsGetEncodedICCversion(profile.p) >> 24;
cmsProfileClassSignature class_sig = cmsGetDeviceClass(profile.p);
if (version != 2 && version != 4) { if (version != 2 && version != 4) {
str_printf(errmsg, str_printf(errmsg,
@ -333,8 +349,10 @@ validate_icc_profile(struct lcmsProfilePtr profile, char **errmsg)
return false; return false;
} }
if (cmsGetDeviceClass(profile.p) != cmsSigDisplayClass) { if (class_sig != cmsSigDisplayClass) {
str_printf(errmsg, "ICC profile is required to be of Display device class, but it is not."); str_printf(errmsg, "ICC profile is required to be of Display device class, "
"but it is %s class (0x%08x)",
icc_profile_class_name(class_sig), (unsigned)class_sig);
return false; return false;
} }