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Allow writing to planar YUV textures from application code in the Vulkan renderer

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This commit is contained in:
Sam Lantinga
2026-07-27 10:35:04 -07:00
parent 32ce1aef85
commit db84871fdf
1 changed files with 5 additions and 3 deletions
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8
src/render/vulkan/SDL_render_vulkan.c
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@@ -832,9 +832,10 @@ static VkResult VULKAN_AllocateImage(VULKAN_RenderData *rendererData, SDL_Proper
imageCreateInfo.queueFamilyIndexCount = 0;
imageCreateInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
// Set VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT for planar formats
// Allow writing to planar YUV textures from application code
if (VULKAN_VkFormatGetNumPlanes(format) > 1) {
imageCreateInfo.flags |= VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT;
imageCreateInfo.flags |= (VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT | VK_IMAGE_CREATE_EXTENDED_USAGE_BIT);
imageCreateInfo.usage |= VK_IMAGE_USAGE_STORAGE_BIT;
}
result = vkCreateImage(rendererData->device, &imageCreateInfo, NULL, &imageOut->image);
@@ -1769,6 +1770,7 @@ static VkResult VULKAN_CreateDeviceResources(SDL_Renderer *renderer, SDL_Propert
*/
VK_KHR_SAMPLER_YCBCR_CONVERSION_EXTENSION_NAME,
VK_KHR_MAINTENANCE1_EXTENSION_NAME,
VK_KHR_MAINTENANCE2_EXTENSION_NAME,
VK_KHR_BIND_MEMORY_2_EXTENSION_NAME,
VK_KHR_GET_MEMORY_REQUIREMENTS_2_EXTENSION_NAME,
};
@@ -1902,7 +1904,7 @@ static VkResult VULKAN_CreateDeviceResources(SDL_Renderer *renderer, SDL_Propert
deviceCreateInfo.queueCreateInfoCount = 0;
deviceCreateInfo.pQueueCreateInfos = deviceQueueCreateInfo;
deviceCreateInfo.pEnabledFeatures = NULL;
deviceCreateInfo.enabledExtensionCount = (rendererData->supportsKHRSamplerYCbCrConversion) ? 5 : 1;
deviceCreateInfo.enabledExtensionCount = (rendererData->supportsKHRSamplerYCbCrConversion) ? SDL_arraysize(deviceExtensionNames) : 1;
deviceCreateInfo.ppEnabledExtensionNames = deviceExtensionNames;
deviceQueueCreateInfo[0].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;