[FFmpeg-devel] [PATCH 1/2] hwcontext_vulkan: enable VK_KHR_video_maintenance1

[Lynne]

We require it for encoding.
---
 libavutil/hwcontext_vulkan.c | 12 +++++++++++-
 libavutil/vulkan_functions.h |  1 +
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/libavutil/hwcontext_vulkan.c b/libavutil/hwcontext_vulkan.c
index 3e562716d8..a82355e8bf 100644
--- a/libavutil/hwcontext_vulkan.c
+++ b/libavutil/hwcontext_vulkan.c
@@ -94,6 +94,7 @@ typedef struct VulkanDevicePriv {
     VkPhysicalDeviceCooperativeMatrixFeaturesKHR coop_matrix_features;
     VkPhysicalDeviceOpticalFlowFeaturesNV optical_flow_features;
     VkPhysicalDeviceShaderObjectFeaturesEXT shader_object_features;
+    VkPhysicalDeviceVideoMaintenance1FeaturesKHR video_maint_1_features;
 
     /* Queues */
     pthread_mutex_t **qf_mutex;
@@ -422,6 +423,7 @@ static const VulkanOptExtension optional_device_exts[] = {
     { VK_KHR_COOPERATIVE_MATRIX_EXTENSION_NAME,               FF_VK_EXT_COOP_MATRIX            },
     { VK_NV_OPTICAL_FLOW_EXTENSION_NAME,                      FF_VK_EXT_OPTICAL_FLOW           },
     { VK_EXT_SHADER_OBJECT_EXTENSION_NAME,                    FF_VK_EXT_SHADER_OBJECT          },
+    { VK_KHR_VIDEO_MAINTENANCE_1_EXTENSION_NAME,              FF_VK_EXT_VIDEO_MAINTENANCE_1    },
 
     /* Imports/exports */
     { VK_KHR_EXTERNAL_MEMORY_FD_EXTENSION_NAME,               FF_VK_EXT_EXTERNAL_FD_MEMORY     },
@@ -1399,9 +1401,13 @@ static int vulkan_device_create_internal(AVHWDeviceContext *ctx,
     VkPhysicalDeviceTimelineSemaphoreFeatures timeline_features = {
         .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TIMELINE_SEMAPHORE_FEATURES,
     };
+    VkPhysicalDeviceVideoMaintenance1FeaturesKHR video_maint_1_features = {
+        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VIDEO_MAINTENANCE_1_FEATURES_KHR,
+        .pNext = &timeline_features,
+    };
     VkPhysicalDeviceShaderObjectFeaturesEXT shader_object_features = {
         .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_OBJECT_FEATURES_EXT,
-        .pNext = &timeline_features,
+        .pNext = &video_maint_1_features,
     };
     VkPhysicalDeviceOpticalFlowFeaturesNV optical_flow_features = {
         .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_OPTICAL_FLOW_FEATURES_NV,
@@ -1496,6 +1502,8 @@ static int vulkan_device_create_internal(AVHWDeviceContext *ctx,
     p->device_features_1_3.shaderZeroInitializeWorkgroupMemory = dev_features_1_3.shaderZeroInitializeWorkgroupMemory;
     p->device_features_1_3.dynamicRendering = dev_features_1_3.dynamicRendering;
 
+    p->video_maint_1_features.videoMaintenance1 = video_maint_1_features.videoMaintenance1;
+
     p->desc_buf_features.descriptorBuffer = desc_buf_features.descriptorBuffer;
     p->desc_buf_features.descriptorBufferPushDescriptors = desc_buf_features.descriptorBufferPushDescriptors;
 
@@ -1545,6 +1553,8 @@ static int vulkan_device_create_internal(AVHWDeviceContext *ctx,
               VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_OBJECT_FEATURES_EXT);
     OPT_CHAIN(FF_VK_EXT_OPTICAL_FLOW, &p->optical_flow_features,
               VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_OPTICAL_FLOW_FEATURES_NV);
+    OPT_CHAIN(FF_VK_EXT_VIDEO_MAINTENANCE_1, &p->video_maint_1_features,
+              VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VIDEO_MAINTENANCE_1_FEATURES_KHR);
 #undef OPT_CHAIN
 
     /* Add the enabled features into the pnext chain of device creation */
diff --git a/libavutil/vulkan_functions.h b/libavutil/vulkan_functions.h
index 5fbde96cfe..d4697ec34c 100644
--- a/libavutil/vulkan_functions.h
+++ b/libavutil/vulkan_functions.h
@@ -49,6 +49,7 @@ typedef enum FFVulkanExtensions {
     FF_VK_EXT_OPTICAL_FLOW           = 1ULL << 17, /* VK_NV_optical_flow */
     FF_VK_EXT_SHADER_OBJECT          = 1ULL << 18, /* VK_EXT_shader_object */
 
+    FF_VK_EXT_VIDEO_MAINTENANCE_1    = 1ULL << 27, /* VK_KHR_video_maintenance1 */
     FF_VK_EXT_VIDEO_ENCODE_QUEUE     = 1ULL << 28, /* VK_KHR_video_encode_queue */
     FF_VK_EXT_VIDEO_ENCODE_H264      = 1ULL << 29, /* VK_KHR_video_encode_h264 */
     FF_VK_EXT_VIDEO_ENCODE_H265      = 1ULL << 30, /* VK_KHR_video_encode_h265 */
-- 
2.45.2.753.g447d99e1c3b