40     fVk##name = reinterpret_cast<PFN_vk##name>(getProc("vk" #name, VK_NULL_HANDLE, fDevice)); \
80     VkDevice fDevice = VK_NULL_HANDLE;  member in VkYcbcrSamplerTestHelper
96         fVkDestroyImage(fDevice, fImage, nullptr);  in ~VkYcbcrSamplerTestHelper()
100         fVkFreeMemory(fDevice, fImageMemory, nullptr);  in ~VkYcbcrSamplerTestHelper()
105     if (fDevice != VK_NULL_HANDLE) {  in ~VkYcbcrSamplerTestHelper()
106         fVkDeviceWaitIdle(fDevice);  in ~VkYcbcrSamplerTestHelper()
107         fVkDestroyDevice(fDevice, nullptr);  in ~VkYcbcrSamplerTestHelper()
108         fDevice = VK_NULL_HANDLE;  in ~VkYcbcrSamplerTestHelper()
140     fBackendContext.fDevice = VK_NULL_HANDLE;  in init()
147     fDevice = fBackendContext.fDevice;  in init()
219     if (fVkCreateImage(fDevice, &vkImageInfo, nullptr, &fImage) != VK_SUCCESS) {  in createI420Image()
225     fVkGetImageMemoryRequirements(fDevice, fImage, &requirements);  in createI420Image()
251     if (fVkAllocateMemory(fDevice, &allocInfo, nullptr, &fImageMemory) != VK_SUCCESS) {  in createI420Image()
257     if (fVkMapMemory(fDevice, fImageMemory, 0u, requirements.size, 0u, &mappedBuffer) !=  in createI420Image()
270     fVkGetImageSubresourceLayout(fDevice, fImage, &subresource, &yLayout);  in createI420Image()
281     fVkGetImageSubresourceLayout(fDevice, fImage, &subresource, &uvLayout);  in createI420Image()
296     if (fVkFlushMappedMemoryRanges(fDevice, 1, &flushRange) != VK_SUCCESS) {  in createI420Image()
300     fVkUnmapMemory(fDevice, fImageMemory);  in createI420Image()
303     if (fVkBindImageMemory(fDevice, fImage, fImageMemory, 0u) != VK_SUCCESS) {  in createI420Image()