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render/vulkan: add support for NV12

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Simon Ser 2023-04-27 14:08:10 +02:00 • committed by Simon Zeni
parent 5adb1be3a7
commit b03f71fe5f
5 changed files with 133 additions and 16 deletions
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25
render/vulkan/pixel_format.c
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@ -143,6 +143,15 @@ static const struct wlr_vk_format formats[] = {
.vk = VK_FORMAT_R16G16B16A16_SFLOAT,
},
#endif
// YCbCr formats
#if WLR_LITTLE_ENDIAN
{
.drm = DRM_FORMAT_NV12,
.vk = VK_FORMAT_G8_B8R8_2PLANE_420_UNORM,
.is_ycbcr = true,
},
#endif
};
const struct wlr_vk_format *vulkan_get_format_list(size_t *len) {
@ -183,6 +192,10 @@ static const VkFormatFeatureFlags dma_tex_features =
// NOTE: we don't strictly require this, we could create a NEAREST
// sampler for formats that need it, in case this ever makes problems.
VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
static const VkFormatFeatureFlags dma_tex_ycbcr_features =
VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
VK_FORMAT_FEATURE_SAMPLED_IMAGE_YCBCR_CONVERSION_LINEAR_FILTER_BIT |
VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT;
static bool query_modifier_usage_support(struct wlr_vk_device *dev, VkFormat vk_format,
VkImageUsageFlags usage, const VkDrmFormatModifierPropertiesEXT *m,
@ -285,7 +298,7 @@ static bool query_modifier_support(struct wlr_vk_device *dev,
// also, only allow rendering to formats with SRGB encoding
const char *errmsg = "unknown error";
if ((m.drmFormatModifierTilingFeatures & render_features) == render_features &&
props->format.is_srgb) {
props->format.is_srgb && !props->format.is_ycbcr) {
struct wlr_vk_format_modifier_props p = {0};
if (query_modifier_usage_support(dev, props->format.vk, render_usage, &m, &p, &errmsg)) {
props->dmabuf.render_mods[props->dmabuf.render_mod_count++] = p;
@ -304,7 +317,8 @@ static bool query_modifier_support(struct wlr_vk_device *dev,
// check that specific modifier for texture usage
errmsg = "unknown error";
if ((m.drmFormatModifierTilingFeatures & dma_tex_features) == dma_tex_features) {
VkFormatFeatureFlags features = props->format.is_ycbcr ? dma_tex_ycbcr_features : dma_tex_features;
if ((m.drmFormatModifierTilingFeatures & features) == features) {
struct wlr_vk_format_modifier_props p = {0};
if (query_modifier_usage_support(dev, props->format.vk, dma_tex_usage, &m, &p, &errmsg)) {
props->dmabuf.texture_mods[props->dmabuf.texture_mod_count++] = p;
@ -337,6 +351,10 @@ void vulkan_format_props_query(struct wlr_vk_device *dev,
const struct wlr_vk_format *format) {
VkResult res;
if (format->is_ycbcr && !dev->sampler_ycbcr_conversion) {
return;
}
char *format_name = drmGetFormatName(format->drm);
wlr_log(WLR_DEBUG, " %s (0x%08"PRIX32")",
format_name ? format_name : "<unknown>", format->drm);
@ -358,7 +376,8 @@ void vulkan_format_props_query(struct wlr_vk_device *dev,
// non-dmabuf texture properties
const char *shm_texture_status;
if ((fmtp.formatProperties.optimalTilingFeatures & tex_features) == tex_features) {
if ((fmtp.formatProperties.optimalTilingFeatures & tex_features) == tex_features &&
!format->is_ycbcr) {
VkPhysicalDeviceImageFormatInfo2 fmti = {
.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
.type = VK_IMAGE_TYPE_2D,