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render/pixman/pixel_format: add more formats

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Add a bunch of new formats for Pixman: a few missing 32-bit ones,
some 16-bit and 32-bit formats as well.

Mostly based on a Weston patch [1].

[1]: https://gitlab.freedesktop.org/wayland/weston/-/merge_requests/664
This commit is contained in:
Simon Ser 2021-08-01 19:28:36 +02:00 committed by Simon Zeni
parent b913e64f95
commit 8a3cd28973
1 changed files with 62 additions and 1 deletions
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63
render/pixman/pixel_format.c
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@ -35,7 +35,68 @@ static const struct wlr_pixman_pixel_format formats[] = {
#else
.pixman_format = PIXMAN_a8b8g8r8,
#endif
}
},
{
.drm_format = DRM_FORMAT_RGBA8888,
#if WLR_BIG_ENDIAN
.pixman_format = PIXMAN_a8b8g8r8,
#else
.pixman_format = PIXMAN_r8g8b8a8,
#endif
},
{
.drm_format = DRM_FORMAT_RGBX8888,
#if WLR_BIG_ENDIAN
.pixman_format = PIXMAN_x8b8g8r8,
#else
.pixman_format = PIXMAN_r8g8b8x8,
#endif
},
{
.drm_format = DRM_FORMAT_BGRA8888,
#if WLR_BIG_ENDIAN
.pixman_format = PIXMAN_a8r8g8b8,
#else
.pixman_format = PIXMAN_b8g8r8a8,
#endif
},
{
.drm_format = DRM_FORMAT_BGRX8888,
#if WLR_BIG_ENDIAN
.pixman_format = PIXMAN_x8r8g8b8,
#else
.pixman_format = PIXMAN_b8g8r8x8,
#endif
},
#if WLR_LITTLE_ENDIAN
// Since DRM formats are always little-endian, they don't have an
// equivalent on big-endian if their components are spanning across
// multiple bytes.
{
.drm_format = DRM_FORMAT_RGB565,
.pixman_format = PIXMAN_r5g6b5,
},
{
.drm_format = DRM_FORMAT_BGR565,
.pixman_format = PIXMAN_b5g6r5,
},
{
.drm_format = DRM_FORMAT_ARGB2101010,
.pixman_format = PIXMAN_a2r10g10b10,
},
{
.drm_format = DRM_FORMAT_XRGB2101010,
.pixman_format = PIXMAN_x2r10g10b10,
},
{
.drm_format = DRM_FORMAT_ABGR2101010,
.pixman_format = PIXMAN_a2b10g10r10,
},
{
.drm_format = DRM_FORMAT_XBGR2101010,
.pixman_format = PIXMAN_x2b10g10r10,
},
#endif
};
pixman_format_code_t get_pixman_format_from_drm(uint32_t fmt) {