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vulkan: add a timeline semaphore per image

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5079>
This commit is contained in:
Víctor Manuel Jáquez Leal 2023-06-29 12:30:13 +02:00 committed by GStreamer Marge Bot
parent 964aec54b4
commit c83c508c5e
3 changed files with 50 additions and 0 deletions
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19
subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkbarrier.h
View file

@ -61,6 +61,8 @@ typedef enum
* @queue: the #GstVulkanQueue this barrier is to execute with
* @pipeline_stages: the stages in the graphics pipeline to execute the barrier
* @access_flags: access flags
* @semaphore: timeline semaphore
* @semaphore_value: current value of the timeline semaphore
*
* Since: 1.18
*/
@ -72,6 +74,23 @@ struct _GstVulkanBarrierMemoryInfo
guint64 pipeline_stages;
guint64 access_flags;
/**
* GstVulkanBarrierMemoryInfo.semaphore:
*
* Timeline semaphore
*
* Since: 1.24
*/
VkSemaphore semaphore;
/**
* GstVulkanBarrierMemoryInfo.semaphore_value:
*
* Current value of the timeline semaphore
*
* Since: 1.24
*/
guint64 semaphore_value;
/* <private> */
gpointer _reserved [GST_PADDING];
};

3
subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkdevice.c
View file

@ -180,6 +180,9 @@ gst_vulkan_device_constructed (GObject * object)
const char *optional_extensions[] = {
VK_KHR_SWAPCHAIN_EXTENSION_NAME,
VK_KHR_SAMPLER_YCBCR_CONVERSION_EXTENSION_NAME,
#if defined(VK_KHR_timeline_semaphore)
VK_KHR_TIMELINE_SEMAPHORE_EXTENSION_NAME,
#endif
#if defined(VK_KHR_synchronization2)
VK_KHR_SYNCHRONIZATION_2_EXTENSION_NAME,
#endif

28
subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkimagememory.c
View file

@ -91,6 +91,8 @@ gst_vulkan_image_memory_init (GstVulkanImageMemory * mem,
mem->barrier.parent.type = GST_VULKAN_BARRIER_TYPE_IMAGE;
mem->barrier.parent.pipeline_stages = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
mem->barrier.parent.access_flags = 0;
mem->barrier.parent.semaphore = VK_NULL_HANDLE;
mem->barrier.parent.semaphore_value = 0;
mem->barrier.image_layout = VK_IMAGE_LAYOUT_UNDEFINED;
/* *INDENT-OFF* */
mem->barrier.subresource_range = (VkImageSubresourceRange) {
@ -163,6 +165,27 @@ _vk_image_mem_new_alloc_with_image_info (GstAllocator * allocator,
mem->create_info.pNext = NULL;
mem->image = image;
#if defined(VK_KHR_timeline_semaphore)
if (gst_vulkan_device_is_extension_enabled (device,
VK_KHR_TIMELINE_SEMAPHORE_EXTENSION_NAME)) {
VkSemaphoreTypeCreateInfo semaphore_type_info = {
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_TYPE_CREATE_INFO,
.semaphoreType = VK_SEMAPHORE_TYPE_TIMELINE,
.initialValue = 0,
};
VkSemaphoreCreateInfo semaphore_create_info = {
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
.pNext = &semaphore_type_info,
};
err = vkCreateSemaphore (device->device, &semaphore_create_info, NULL,
&mem->barrier.parent.semaphore);
if (gst_vulkan_error_to_g_error (err, &error, "vkCreateSemaphore") < 0)
goto vk_error;
}
#endif
err = vkGetPhysicalDeviceImageFormatProperties (gpu, image_info->format,
VK_IMAGE_TYPE_2D, image_info->tiling, image_info->usage, 0,
&mem->format_properties);
@ -371,6 +394,11 @@ _vk_image_mem_free (GstAllocator * allocator, GstMemory * memory)
if (mem->vk_mem)
gst_memory_unref ((GstMemory *) mem->vk_mem);
if (mem->barrier.parent.semaphore) {
vkDestroySemaphore (mem->device->device, mem->barrier.parent.semaphore,
NULL);
}
if (mem->notify)
mem->notify (mem->user_data);