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plug-ins: add support for loading 16-bit per channel LAB psd's

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This commit is contained in:
Jacob Boerema
2025-01-21 11:33:10 -05:00
parent f4582d97dd
commit 66aacf9633
1 changed files with 14 additions and 7 deletions
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21
plug-ins/file-psd/psd-load.c
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@ -600,8 +600,7 @@ read_header_block (PSDimage *img_a,
if (img_a->color_mode == PSD_CMYK || img_a->color_mode == PSD_LAB)
{
if (img_a->bps != 8 &&
(img_a->bps != 16 || img_a->color_mode == PSD_LAB))
if (img_a->bps != 8 && img_a->bps != 16)
{
g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
_("Unsupported color mode: %s"),
@ -1606,7 +1605,7 @@ create_gimp_image (PSDimage *img_a,
break;
case 16:
if (img_a->color_mode == PSD_CMYK)
if (img_a->color_mode == PSD_CMYK || img_a->color_mode == PSD_LAB)
precision = GIMP_PRECISION_FLOAT_NON_LINEAR;
else
precision = GIMP_PRECISION_U16_NON_LINEAR;
@ -1765,11 +1764,17 @@ psd_convert_lab_to_srgb (PSDimage *img_a,
gboolean alpha)
{
const Babl *fish;
const Babl *base_format = NULL;
if (img_a->bps == 8)
base_format = babl_format (alpha ? "CIE Lab alpha u8" : "CIE Lab u8");
else
base_format = babl_format (alpha ? "CIE Lab alpha u16" : "CIE Lab u16");
if (alpha)
fish = babl_fish ("CIE Lab alpha u8", "R'G'B'A float");
fish = babl_fish (base_format, "R'G'B'A float");
else
fish = babl_fish ("CIE Lab u8", "R'G'B' float");
fish = babl_fish (base_format, "R'G'B' float");
babl_process (fish, src, dst, width * height);
@ -3684,7 +3689,8 @@ get_layer_format (PSDimage *img_a,
break;
case 16:
format = babl_format (img_a->color_mode == PSD_CMYK ? "R'G'B' float" : "R'G'B' u16");
format = babl_format ((img_a->color_mode == PSD_CMYK || img_a->color_mode == PSD_LAB) ?
"R'G'B' float" : "R'G'B' u16");
break;
case 8:
@ -3707,7 +3713,8 @@ get_layer_format (PSDimage *img_a,
break;
case 16:
format = babl_format (img_a->color_mode == PSD_CMYK ? "R'G'B'A float" : "R'G'B'A u16");
format = babl_format ((img_a->color_mode == PSD_CMYK || img_a->color_mode == PSD_LAB) ?
"R'G'B'A float" : "R'G'B'A u16");
break;
case 8: