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#include <drm_fourcc.h>
#include "render/pixel_format.h"
static const struct wlr_pixel_format_info pixel_format_info[] = {
{
.drm_format = DRM_FORMAT_XRGB8888,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_ARGB8888,
.opaque_substitute = DRM_FORMAT_XRGB8888,
.bpp = 32,
.has_alpha = true,
}
};
static const size_t pixel_format_info_size =
sizeof(pixel_format_info) / sizeof(pixel_format_info[0]);
const struct wlr_pixel_format_info *drm_get_pixel_format_info(uint32_t fmt) {
for (size_t i = 0; i < pixel_format_info_size; ++i) {
if (pixel_format_info[i].drm_format == fmt) {
return &pixel_format_info[i];
}
}
return NULL;
}
uint32_t convert_wl_shm_format_to_drm(enum wl_shm_format fmt) {
switch (fmt) {
case WL_SHM_FORMAT_XRGB8888:
return DRM_FORMAT_XRGB8888;
case WL_SHM_FORMAT_ARGB8888:
return DRM_FORMAT_ARGB8888;
default:
return (uint32_t)fmt;
}
}
enum wl_shm_format convert_drm_format_to_wl_shm(uint32_t fmt) {
switch (fmt) {
case DRM_FORMAT_XRGB8888:
return WL_SHM_FORMAT_XRGB8888;
case DRM_FORMAT_ARGB8888:
return WL_SHM_FORMAT_ARGB8888;
default:
return (enum wl_shm_format)fmt;
}
}
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