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color_management_v1: new enum value for 'srgb' transfer function

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ref https://gitlab.freedesktop.org/wayland/wayland-protocols/-/merge_requests/442
This commit is contained in:
Félix Poisot 2025-12-27 16:33:03 +00:00
parent bb882e97f1
commit 68052f34d3
1 changed files with 20 additions and 7 deletions
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27
types/wlr_color_management_v1.c
View file

@ -12,7 +12,7 @@
#include "render/color.h"
#include "util/mem.h"
#define COLOR_MANAGEMENT_V1_VERSION 1
#define COLOR_MANAGEMENT_V1_VERSION 2
struct wlr_color_management_output_v1 {
struct wl_resource *resource;
@ -178,12 +178,18 @@ static void image_desc_create_ready(struct wlr_color_manager_v1 *manager,
wl_resource_set_implementation(image_desc->resource, &image_desc_impl,
image_desc, image_desc_handle_resource_destroy);
uint32_t version = wl_resource_get_version(image_desc->resource);
if (!wp_color_manager_v1_transfer_function_is_valid(data->tf_named, version)) {
wp_image_description_v1_send_failed(image_desc->resource,
WP_IMAGE_DESCRIPTION_V1_CAUSE_LOW_VERSION, "unhandled value for tf_named");
return;
}
// TODO: de-duplicate identity
uint64_t identity = ++manager->last_image_desc_identity;
uint32_t identity_hi = identity >> 32;
uint32_t identity_lo = (uint32_t)identity;
uint32_t version = wl_resource_get_version(image_desc->resource);
if (version >= WP_IMAGE_DESCRIPTION_V1_READY2_SINCE_VERSION) {
wp_image_description_v1_send_ready2(image_desc->resource, identity_hi, identity_lo);
} else {
@ -885,8 +891,11 @@ static void manager_bind(struct wl_client *client, void *data,
manager->render_intents[i]);
}
for (size_t i = 0; i < manager->transfer_functions_len; i++) {
wp_color_manager_v1_send_supported_tf_named(resource,
manager->transfer_functions[i]);
enum wp_color_manager_v1_transfer_function tf = manager->transfer_functions[i];
if (!wp_color_manager_v1_transfer_function_is_valid(tf, version)) {
continue;
}
wp_color_manager_v1_send_supported_tf_named(resource, tf);
}
for (size_t i = 0; i < manager->primaries_len; i++) {
wp_color_manager_v1_send_supported_primaries_named(resource,
@ -920,6 +929,10 @@ struct wlr_color_manager_v1 *wlr_color_manager_v1_create(struct wl_display *disp
}
assert(has_perceptual_render_intent);
for (size_t i = 0; i < options->transfer_functions_len; i++) {
assert(options->transfer_functions[i] != WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_SRGB);
}
// TODO: add support for all of these features
assert(!options->features.icc_v2_v4);
assert(!options->features.set_primaries);
@ -1006,7 +1019,7 @@ void wlr_color_manager_v1_set_surface_preferred_image_description(
enum wlr_color_transfer_function
wlr_color_manager_v1_transfer_function_to_wlr(enum wp_color_manager_v1_transfer_function tf) {
switch (tf) {
case WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_SRGB:
case WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_COMPOUND_POWER_2_4:
return WLR_COLOR_TRANSFER_FUNCTION_SRGB;
case WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_ST2084_PQ:
return WLR_COLOR_TRANSFER_FUNCTION_ST2084_PQ;
@ -1025,7 +1038,7 @@ enum wp_color_manager_v1_transfer_function
wlr_color_manager_v1_transfer_function_from_wlr(enum wlr_color_transfer_function tf) {
switch (tf) {
case WLR_COLOR_TRANSFER_FUNCTION_SRGB:
return WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_SRGB;
return WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_COMPOUND_POWER_2_4;
case WLR_COLOR_TRANSFER_FUNCTION_ST2084_PQ:
return WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_ST2084_PQ;
case WLR_COLOR_TRANSFER_FUNCTION_EXT_LINEAR:
@ -1069,11 +1082,11 @@ wlr_color_manager_v1_transfer_function_list_from_renderer(struct wlr_renderer *r
}
const enum wp_color_manager_v1_transfer_function list[] = {
WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_SRGB,
WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_GAMMA22,
WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_ST2084_PQ,
WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_EXT_LINEAR,
WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_BT1886,
WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_COMPOUND_POWER_2_4,
};
enum wp_color_manager_v1_transfer_function *out = NULL;