You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
1.6 KiB
71 lines
1.6 KiB
#include <drm_fourcc.h>
|
|
#include <wlr/util/log.h>
|
|
|
|
#include "render/pixman.h"
|
|
|
|
static const struct wlr_pixman_pixel_format formats[] = {
|
|
{
|
|
.drm_format = DRM_FORMAT_ARGB8888,
|
|
#if WLR_BIG_ENDIAN
|
|
.pixman_format = PIXMAN_b8g8r8a8,
|
|
#else
|
|
.pixman_format = PIXMAN_a8r8g8b8,
|
|
#endif
|
|
},
|
|
{
|
|
.drm_format = DRM_FORMAT_XBGR8888,
|
|
#if WLR_BIG_ENDIAN
|
|
.pixman_format = PIXMAN_r8g8b8x8,
|
|
#else
|
|
.pixman_format = PIXMAN_x8b8g8r8,
|
|
#endif
|
|
},
|
|
{
|
|
.drm_format = DRM_FORMAT_XRGB8888,
|
|
#if WLR_BIG_ENDIAN
|
|
.pixman_format = PIXMAN_b8g8r8x8,
|
|
#else
|
|
.pixman_format = PIXMAN_x8r8g8b8,
|
|
#endif
|
|
},
|
|
{
|
|
.drm_format = DRM_FORMAT_ABGR8888,
|
|
#if WLR_BIG_ENDIAN
|
|
.pixman_format = PIXMAN_r8g8b8a8,
|
|
#else
|
|
.pixman_format = PIXMAN_a8b8g8r8,
|
|
#endif
|
|
}
|
|
};
|
|
|
|
pixman_format_code_t get_pixman_format_from_drm(uint32_t fmt) {
|
|
for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
|
|
if (formats[i].drm_format == fmt) {
|
|
return formats[i].pixman_format;
|
|
}
|
|
}
|
|
|
|
wlr_log(WLR_ERROR, "DRM format 0x%"PRIX32" has no pixman equivalent", fmt);
|
|
return 0;
|
|
}
|
|
|
|
uint32_t get_drm_format_from_pixman(pixman_format_code_t fmt) {
|
|
for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
|
|
if (formats[i].pixman_format == fmt) {
|
|
return formats[i].drm_format;
|
|
}
|
|
}
|
|
|
|
wlr_log(WLR_ERROR, "pixman format 0x%"PRIX32" has no drm equivalent", fmt);
|
|
return DRM_FORMAT_INVALID;
|
|
}
|
|
|
|
const uint32_t *get_pixman_drm_formats(size_t *len) {
|
|
static uint32_t drm_formats[sizeof(formats) / sizeof(formats[0])];
|
|
*len = sizeof(formats) / sizeof(formats[0]);
|
|
for (size_t i = 0; i < sizeof(formats) / sizeof(formats[0]); i++) {
|
|
drm_formats[i] = formats[i].drm_format;
|
|
}
|
|
return drm_formats;
|
|
}
|