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Fix handling ICC profiles with vips 8.15+

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This commit is contained in:
DarthSim
2024-12-17 21:44:12 +03:00
parent 301ca08236
commit edb050ed21
6 changed files with 88 additions and 3 deletions
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52
vips/vips.c
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@@ -6,6 +6,8 @@
#define VIPS_META_PALETTE_BITS_DEPTH "palette-bit-depth"
#define IMGPROXY_META_ICC_NAME "imgproxy-icc-profile"
int
vips_initialize()
{
@@ -430,6 +432,55 @@ vips_has_embedded_icc(VipsImage *in)
return vips_image_get_typeof(in, VIPS_META_ICC_NAME) != 0;
}
int
vips_icc_backup(VipsImage *in, VipsImage **out)
{
if (vips_copy(in, out, NULL))
return 1;
if (!vips_image_get_typeof(in, VIPS_META_ICC_NAME))
return 0;
const void *data = NULL;
size_t data_len = 0;
if (vips_image_get_blob(in, VIPS_META_ICC_NAME, &data, &data_len))
return 0;
if (!data || data_len < 128)
return 0;
vips_image_remove(*out, IMGPROXY_META_ICC_NAME);
vips_image_set_blob_copy(*out, IMGPROXY_META_ICC_NAME, data, data_len);
return 0;
}
int
vips_icc_restore(VipsImage *in, VipsImage **out)
{
if (vips_copy(in, out, NULL))
return 1;
if (vips_image_get_typeof(in, VIPS_META_ICC_NAME) ||
!vips_image_get_typeof(in, IMGPROXY_META_ICC_NAME))
return 0;
const void *data = NULL;
size_t data_len = 0;
if (vips_image_get_blob(in, IMGPROXY_META_ICC_NAME, &data, &data_len))
return 0;
if (!data || data_len < 128)
return 0;
vips_image_remove(*out, VIPS_META_ICC_NAME);
vips_image_set_blob_copy(*out, VIPS_META_ICC_NAME, data, data_len);
return 0;
}
int
vips_icc_import_go(VipsImage *in, VipsImage **out)
{
@@ -506,6 +557,7 @@ vips_icc_remove(VipsImage *in, VipsImage **out)
return 1;
vips_image_remove(*out, VIPS_META_ICC_NAME);
vips_image_remove(*out, IMGPROXY_META_ICC_NAME);
vips_image_remove(*out, "exif-ifd0-WhitePoint");
vips_image_remove(*out, "exif-ifd0-PrimaryChromaticities");
vips_image_remove(*out, "exif-ifd2-ColorSpace");