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render/pixel-format: add function to determine YCbCr from drm fourcc

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This commit is contained in:
Steve Williams 2026-01-31 15:00:57 +04:00
parent 82d5ffb09e
commit 7ca85d7a21
2 changed files with 70 additions and 0 deletions
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5
include/render/pixel_format.h
View file

@ -63,4 +63,9 @@ enum wl_shm_format convert_drm_format_to_wl_shm(uint32_t fmt);
*/
bool pixel_format_has_alpha(uint32_t fmt);
/**
* Return true if the DRM FourCC fmt belongs to a YCbCr colorspace family, false otherwise.
*/
bool pixel_format_is_ycbcr(uint32_t fmt);
#endif

65
render/pixel_format.c
View file

@ -307,3 +307,68 @@ bool pixel_format_has_alpha(uint32_t fmt) {
}
return true;
}
bool pixel_format_is_ycbcr(uint32_t format) {
switch(format) {
case DRM_FORMAT_AYUV:
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV15:
case DRM_FORMAT_NV16:
case DRM_FORMAT_NV20:
case DRM_FORMAT_NV21:
case DRM_FORMAT_NV24:
case DRM_FORMAT_NV30:
case DRM_FORMAT_NV42:
case DRM_FORMAT_NV61:
case DRM_FORMAT_P010:
case DRM_FORMAT_P012:
case DRM_FORMAT_P016:
case DRM_FORMAT_P030:
case DRM_FORMAT_P210:
case DRM_FORMAT_Q401:
case DRM_FORMAT_Q410:
case DRM_FORMAT_S010:
case DRM_FORMAT_S012:
case DRM_FORMAT_S016:
case DRM_FORMAT_S210:
case DRM_FORMAT_S212:
case DRM_FORMAT_S216:
case DRM_FORMAT_S410:
case DRM_FORMAT_S412:
case DRM_FORMAT_S416:
case DRM_FORMAT_UYVY:
case DRM_FORMAT_VUY101010:
case DRM_FORMAT_VUY888:
case DRM_FORMAT_VYUY:
case DRM_FORMAT_X0L0:
case DRM_FORMAT_X0L2:
case DRM_FORMAT_XVYU12_16161616:
case DRM_FORMAT_XVYU16161616:
case DRM_FORMAT_XVYU2101010:
case DRM_FORMAT_XYUV8888:
case DRM_FORMAT_Y0L0:
case DRM_FORMAT_Y0L2:
case DRM_FORMAT_Y210:
case DRM_FORMAT_Y212:
case DRM_FORMAT_Y216:
case DRM_FORMAT_Y410:
case DRM_FORMAT_Y412:
case DRM_FORMAT_Y416:
case DRM_FORMAT_YUV410:
case DRM_FORMAT_YUV411:
case DRM_FORMAT_YUV420:
case DRM_FORMAT_YUV420_10BIT:
case DRM_FORMAT_YUV420_8BIT:
case DRM_FORMAT_YUV422:
case DRM_FORMAT_YUV444:
case DRM_FORMAT_YUYV:
case DRM_FORMAT_YVU410:
case DRM_FORMAT_YVU411:
case DRM_FORMAT_YVU420:
case DRM_FORMAT_YVU422:
case DRM_FORMAT_YVU444:
case DRM_FORMAT_YVYU:
return true;
}
return false;
}