mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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1072 lines
29 KiB
C
1072 lines
29 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstvkdevice.h"
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#include "gstvkdebug.h"
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#include "gstvkphysicaldevice-private.h"
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#include <string.h>
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/**
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* SECTION:vkdevice
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* @title: GstVulkanDevice
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* @short_description: Vulkan device
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* @see_also: #GstVulkanPhysicalDevice, #GstVulkanInstance
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*
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* A #GstVulkanDevice encapsulates a VkDevice
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*/
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#define GST_CAT_DEFAULT gst_vulkan_device_debug
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GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_CONTEXT);
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#define GET_PRIV(o) (gst_vulkan_device_get_instance_private (o))
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enum
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{
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PROP_0,
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PROP_INSTANCE,
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PROP_PHYSICAL_DEVICE,
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};
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static void gst_vulkan_device_dispose (GObject * object);
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static void gst_vulkan_device_finalize (GObject * object);
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struct _GstVulkanDevicePrivate
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{
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GPtrArray *enabled_layers;
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GPtrArray *enabled_extensions;
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gboolean opened;
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GArray *queues;
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GArray *queue_family_indices;
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GstVulkanFenceCache *fence_cache;
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};
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static void
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_init_debug (void)
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{
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static gsize init;
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if (g_once_init_enter (&init)) {
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GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "vulkandevice", 0,
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"Vulkan Device");
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GST_DEBUG_CATEGORY_GET (GST_CAT_CONTEXT, "GST_CONTEXT");
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g_once_init_leave (&init, 1);
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}
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}
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#define gst_vulkan_device_parent_class parent_class
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G_DEFINE_TYPE_WITH_CODE (GstVulkanDevice, gst_vulkan_device, GST_TYPE_OBJECT,
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G_ADD_PRIVATE (GstVulkanDevice);
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_init_debug ());
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/**
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* gst_vulkan_device_new:
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* @physical_device: the associated #GstVulkanPhysicalDevice
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*
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* Returns: (transfer full): a new #GstVulkanDevice
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*
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* Since: 1.18
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*/
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GstVulkanDevice *
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gst_vulkan_device_new (GstVulkanPhysicalDevice * physical_device)
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{
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GstVulkanDevice *device;
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g_return_val_if_fail (GST_IS_VULKAN_PHYSICAL_DEVICE (physical_device), NULL);
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device = g_object_new (GST_TYPE_VULKAN_DEVICE, "physical-device",
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physical_device, NULL);
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gst_object_ref_sink (device);
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return device;
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}
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/**
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* gst_vulkan_device_new_with_index:
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* @instance: the associated #GstVulkanInstance
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* @device_index: the device index to create the new #GstVulkanDevice from
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*
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* Returns: (transfer full): a new #GstVulkanDevice
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*
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* Since: 1.18
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*/
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GstVulkanDevice *
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gst_vulkan_device_new_with_index (GstVulkanInstance * instance,
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guint device_index)
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{
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GstVulkanPhysicalDevice *physical;
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GstVulkanDevice *device;
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g_return_val_if_fail (GST_IS_VULKAN_INSTANCE (instance), NULL);
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physical = gst_vulkan_physical_device_new (instance, device_index);
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device = gst_vulkan_device_new (physical);
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gst_object_unref (physical);
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return device;
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}
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static void
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gst_vulkan_device_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstVulkanDevice *device = GST_VULKAN_DEVICE (object);
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switch (prop_id) {
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case PROP_PHYSICAL_DEVICE:
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device->physical_device = g_value_dup_object (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_vulkan_device_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstVulkanDevice *device = GST_VULKAN_DEVICE (object);
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switch (prop_id) {
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case PROP_INSTANCE:
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g_value_set_object (value, device->instance);
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break;
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case PROP_PHYSICAL_DEVICE:
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g_value_set_object (value, device->physical_device);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_vulkan_device_init (GstVulkanDevice * device)
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{
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GstVulkanDevicePrivate *priv = GET_PRIV (device);
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priv->enabled_layers = g_ptr_array_new_with_free_func (g_free);
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priv->enabled_extensions = g_ptr_array_new_with_free_func (g_free);
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}
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static void
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gst_vulkan_device_constructed (GObject * object)
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{
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GstVulkanDevice *device = GST_VULKAN_DEVICE (object);
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const char *optional_extensions[] = {
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VK_KHR_SWAPCHAIN_EXTENSION_NAME,
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VK_KHR_SAMPLER_YCBCR_CONVERSION_EXTENSION_NAME,
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#if defined(VK_KHR_timeline_semaphore)
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VK_KHR_TIMELINE_SEMAPHORE_EXTENSION_NAME,
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#endif
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#if defined(VK_KHR_synchronization2)
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VK_KHR_SYNCHRONIZATION_2_EXTENSION_NAME,
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#endif
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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VK_KHR_VIDEO_QUEUE_EXTENSION_NAME,
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VK_KHR_VIDEO_DECODE_QUEUE_EXTENSION_NAME,
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VK_KHR_VIDEO_DECODE_H264_EXTENSION_NAME,
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VK_KHR_VIDEO_DECODE_H265_EXTENSION_NAME,
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#ifdef VK_ENABLE_BETA_EXTENSIONS
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VK_KHR_VIDEO_ENCODE_QUEUE_EXTENSION_NAME,
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VK_EXT_VIDEO_ENCODE_H264_EXTENSION_NAME,
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VK_EXT_VIDEO_ENCODE_H265_EXTENSION_NAME,
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#endif
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#endif
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};
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int i;
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g_object_get (device->physical_device, "instance", &device->instance, NULL);
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/* Ignore the failure if the extension does not exist. */
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for (i = 0; i < G_N_ELEMENTS (optional_extensions); i++) {
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if (!gst_vulkan_device_enable_extension (device, optional_extensions[i])) {
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GST_INFO_OBJECT (device, "Could not enable extension %s",
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optional_extensions[i]);
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}
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}
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G_OBJECT_CLASS (parent_class)->constructed (object);
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}
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static void
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gst_vulkan_device_class_init (GstVulkanDeviceClass * device_class)
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{
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GObjectClass *gobject_class = (GObjectClass *) device_class;
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gobject_class->set_property = gst_vulkan_device_set_property;
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gobject_class->get_property = gst_vulkan_device_get_property;
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gobject_class->finalize = gst_vulkan_device_finalize;
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gobject_class->dispose = gst_vulkan_device_dispose;
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gobject_class->constructed = gst_vulkan_device_constructed;
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g_object_class_install_property (gobject_class, PROP_INSTANCE,
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g_param_spec_object ("instance", "Instance",
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"Associated Vulkan Instance",
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GST_TYPE_VULKAN_INSTANCE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_PHYSICAL_DEVICE,
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g_param_spec_object ("physical-device", "Physical Device",
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"Associated Vulkan Physical Device",
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GST_TYPE_VULKAN_PHYSICAL_DEVICE,
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G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
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}
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static void
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gst_vulkan_device_dispose (GObject * object)
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{
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GstVulkanDevice *device = GST_VULKAN_DEVICE (object);
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GstVulkanDevicePrivate *priv = GET_PRIV (device);
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if (priv->queue_family_indices) {
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g_array_unref (priv->queue_family_indices);
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priv->queue_family_indices = NULL;
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}
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if (priv->queues) {
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g_array_unref (priv->queues);
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priv->queues = NULL;
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}
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if (priv->fence_cache) {
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/* clear any outstanding fences */
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g_object_run_dispose (G_OBJECT (priv->fence_cache));
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/* don't double free this device */
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priv->fence_cache->parent.device = NULL;
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}
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gst_clear_object (&priv->fence_cache);
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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static void
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gst_vulkan_device_finalize (GObject * object)
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{
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GstVulkanDevice *device = GST_VULKAN_DEVICE (object);
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GstVulkanDevicePrivate *priv = GET_PRIV (device);
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if (device->device) {
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vkDeviceWaitIdle (device->device);
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vkDestroyDevice (device->device, NULL);
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}
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device->device = VK_NULL_HANDLE;
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gst_clear_object (&device->physical_device);
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gst_clear_object (&device->instance);
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g_ptr_array_unref (priv->enabled_layers);
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priv->enabled_layers = NULL;
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g_ptr_array_unref (priv->enabled_extensions);
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priv->enabled_extensions = NULL;
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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/* https://graphics.stanford.edu/~seander/bithacks.html#CountBitsSetParallel */
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/* TODO: add this function for general use and consider compiler builtins */
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static inline guint32
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_pop_count (guint32 n)
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{
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n = n - ((n >> 1) & 0x55555555);
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n = (n & 0x33333333) + ((n >> 2) & 0x33333333);
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return (((n + (n >> 4)) & 0xF0F0F0F) * 0x1010101) >> 24;
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}
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/* look for the queue with more capabilities for the requested flag and also
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* used by other flags, thus we could use the same queue for more ops. Though,
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* perhaps it's not the best strategy for parallelism. */
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static inline int
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_pick_queue_family (VkQueueFamilyProperties * queue_family_props,
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guint32 num_queue_families, VkQueueFlagBits flags, guint32 * family_scores)
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{
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int i, index = -1;
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guint32 score, max_score = 0;
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for (i = 0; i < num_queue_families; i++) {
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const VkQueueFlagBits queue_flags = queue_family_props[i].queueFlags;
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if (queue_flags & flags) {
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score = _pop_count (queue_flags) + family_scores[i];
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if (score > max_score) {
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index = i;
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max_score = score;
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}
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}
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}
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if (index > -1)
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family_scores[index]++;
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return index;
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}
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static GArray *
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_append_queue_create_info (GArray * array, int family_index,
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VkQueueFamilyProperties * queue_family_props)
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{
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int i;
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VkDeviceQueueCreateInfo queue_info;
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gint queue_count;
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gfloat *priorities;
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if (family_index == -1)
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return array;
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for (i = 0; i < array->len; i++) {
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VkDeviceQueueCreateInfo *qi =
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&g_array_index (array, VkDeviceQueueCreateInfo, i);
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if (qi->queueFamilyIndex == family_index)
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return array;
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}
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/* shall we open all -- queue_family_props[family_index].queueCount ? */
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queue_count = 1;
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priorities = g_new (gfloat, queue_count);
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for (i = 0; i < queue_count; i++)
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priorities[i] = 1.0 / queue_count;
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/* *INDENT-OFF* */
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queue_info = (VkDeviceQueueCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
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.queueFamilyIndex = family_index,
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.queueCount = queue_count,
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.pQueuePriorities = priorities,
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};
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/* *INDENT-ON* */
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return g_array_append_val (array, queue_info);
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}
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/* Returns an array of VkDeviceQueueCreateInfo with the list of queues to
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* create. The list will contain one or more queues which will support all the
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* required families */
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static GArray *
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gst_vulkan_device_choose_queues (GstVulkanDevice * device)
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{
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VkQueueFamilyProperties *queue_family_props;
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GArray *array;
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guint32 *family_scores, n_queue_families;
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int graph_index, comp_index, tx_index;
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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int dec_index = -1;
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#ifdef VK_ENABLE_BETA_EXTENSIONS
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int enc_index = -1;
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#endif
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#endif
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n_queue_families = device->physical_device->n_queue_families;
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queue_family_props = device->physical_device->queue_family_props;
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array = g_array_sized_new (FALSE, FALSE, sizeof (VkDeviceQueueCreateInfo),
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n_queue_families);
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family_scores = g_new0 (guint32, n_queue_families);
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graph_index = _pick_queue_family (queue_family_props, n_queue_families,
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VK_QUEUE_GRAPHICS_BIT, family_scores);
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array = _append_queue_create_info (array, graph_index, queue_family_props);
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comp_index = _pick_queue_family (queue_family_props, n_queue_families,
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VK_QUEUE_COMPUTE_BIT, family_scores);
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array = _append_queue_create_info (array, comp_index, queue_family_props);
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tx_index = _pick_queue_family (queue_family_props, n_queue_families,
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VK_QUEUE_TRANSFER_BIT, family_scores);
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array = _append_queue_create_info (array, tx_index, queue_family_props);
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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dec_index = _pick_queue_family (queue_family_props, n_queue_families,
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VK_QUEUE_VIDEO_DECODE_BIT_KHR, family_scores);
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array = _append_queue_create_info (array, dec_index, queue_family_props);
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#ifdef VK_ENABLE_BETA_EXTENSIONS
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enc_index = _pick_queue_family (queue_family_props, n_queue_families,
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VK_QUEUE_VIDEO_ENCODE_BIT_KHR, family_scores);
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array = _append_queue_create_info (array, enc_index, queue_family_props);
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#endif
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#endif
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g_free (family_scores);
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return array;
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}
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/**
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* gst_vulkan_device_open:
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* @device: a #GstVulkanDevice
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* @error: a #GError
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*
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* Attempts to create the internal `VkDevice` object.
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*
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* Returns: whether a vulkan device could be created
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*
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* Since: 1.18
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*/
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gboolean
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gst_vulkan_device_open (GstVulkanDevice * device, GError ** error)
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{
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GstVulkanDevicePrivate *priv = GET_PRIV (device);
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VkResult err;
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guint i;
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g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), FALSE);
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GST_OBJECT_LOCK (device);
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if (priv->opened) {
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GST_OBJECT_UNLOCK (device);
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return TRUE;
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}
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priv->queues = gst_vulkan_device_choose_queues (device);
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if (priv->queues->len == 0) {
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g_array_unref (priv->queues);
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priv->queues = NULL;
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g_set_error (error, GST_VULKAN_ERROR, VK_ERROR_INITIALIZATION_FAILED,
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"Failed to find a compatible queue family");
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goto error;
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}
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GST_INFO_OBJECT (device, "Creating a device from physical %" GST_PTR_FORMAT
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" with %u layers and %u extensions", device->physical_device,
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priv->enabled_layers->len, priv->enabled_extensions->len);
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for (i = 0; i < priv->enabled_layers->len; i++)
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GST_DEBUG_OBJECT (device, "layer %u: %s", i,
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(gchar *) g_ptr_array_index (priv->enabled_layers, i));
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for (i = 0; i < priv->enabled_extensions->len; i++)
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GST_DEBUG_OBJECT (device, "extension %u: %s", i,
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(gchar *) g_ptr_array_index (priv->enabled_extensions, i));
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{
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VkPhysicalDevice gpu;
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VkDeviceCreateInfo device_info = { 0, };
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|
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device_info.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
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device_info.pNext =
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gst_vulkan_physical_device_get_features (device->physical_device);
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device_info.queueCreateInfoCount = priv->queues->len;
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device_info.pQueueCreateInfos = (VkDeviceQueueCreateInfo *)
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priv->queues->data;
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device_info.enabledLayerCount = priv->enabled_layers->len;
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|
device_info.ppEnabledLayerNames =
|
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(const char *const *) priv->enabled_layers->pdata;
|
|
device_info.enabledExtensionCount = priv->enabled_extensions->len;
|
|
device_info.ppEnabledExtensionNames =
|
|
(const char *const *) priv->enabled_extensions->pdata;
|
|
device_info.pEnabledFeatures = NULL;
|
|
|
|
gpu = gst_vulkan_device_get_physical_device (device);
|
|
err = vkCreateDevice (gpu, &device_info, NULL, &device->device);
|
|
if (gst_vulkan_error_to_g_error (err, error, "vkCreateDevice") < 0) {
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
priv->fence_cache = gst_vulkan_fence_cache_new (device);
|
|
/* avoid reference loops between us and the fence cache */
|
|
gst_object_unref (device);
|
|
|
|
for (i = 0; i < priv->queues->len; i++) {
|
|
VkDeviceQueueCreateInfo *qi =
|
|
&g_array_index (priv->queues, VkDeviceQueueCreateInfo, i);
|
|
g_free ((gpointer) qi->pQueuePriorities);
|
|
}
|
|
|
|
priv->opened = TRUE;
|
|
GST_OBJECT_UNLOCK (device);
|
|
return TRUE;
|
|
|
|
error:
|
|
{
|
|
GST_OBJECT_UNLOCK (device);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_get_queue:
|
|
* @device: a #GstVulkanDevice
|
|
* @queue_family: a queue family to retrieve
|
|
* @queue_i: index of the family to retrieve
|
|
*
|
|
* Returns: (transfer full): a new #GstVulkanQueue
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
GstVulkanQueue *
|
|
gst_vulkan_device_get_queue (GstVulkanDevice * device, guint32 queue_family,
|
|
guint32 queue_i)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
GstVulkanQueue *ret;
|
|
int i;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), NULL);
|
|
g_return_val_if_fail (device->device != NULL, NULL);
|
|
g_return_val_if_fail (priv->opened, NULL);
|
|
|
|
for (i = 0; i < priv->queues->len; i++) {
|
|
VkDeviceQueueCreateInfo *qi =
|
|
&g_array_index (priv->queues, VkDeviceQueueCreateInfo, i);
|
|
if (qi->queueFamilyIndex == queue_family && qi->queueCount >= queue_i)
|
|
break;
|
|
}
|
|
|
|
g_return_val_if_fail (i < priv->queues->len, NULL);
|
|
|
|
ret = g_object_new (GST_TYPE_VULKAN_QUEUE, NULL);
|
|
gst_object_ref_sink (ret);
|
|
ret->device = gst_object_ref (device);
|
|
ret->family = queue_family;
|
|
ret->index = queue_i;
|
|
|
|
vkGetDeviceQueue (device->device, queue_family, queue_i, &ret->queue);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_foreach_queue:
|
|
* @device: a #GstVulkanDevice
|
|
* @func: (scope call): a #GstVulkanDeviceForEachQueueFunc to run for each #GstVulkanQueue
|
|
* @user_data: (closure func): user data to pass to each call of @func
|
|
*
|
|
* Iterate over each queue family available on #GstVulkanDevice
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
void
|
|
gst_vulkan_device_foreach_queue (GstVulkanDevice * device,
|
|
GstVulkanDeviceForEachQueueFunc func, gpointer user_data)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
gboolean done = FALSE;
|
|
guint i, j;
|
|
|
|
g_return_if_fail (GST_IS_VULKAN_DEVICE (device));
|
|
g_return_if_fail (priv->opened);
|
|
|
|
for (i = 0; i < priv->queues->len; i++) {
|
|
VkDeviceQueueCreateInfo *qi =
|
|
&g_array_index (priv->queues, VkDeviceQueueCreateInfo, i);
|
|
|
|
for (j = 0; j < qi->queueCount; j++) {
|
|
GstVulkanQueue *queue =
|
|
gst_vulkan_device_get_queue (device, qi->queueFamilyIndex, j);
|
|
|
|
if (!func (device, queue, user_data))
|
|
done = TRUE;
|
|
|
|
gst_object_unref (queue);
|
|
|
|
if (done)
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_queue_family_indices:
|
|
* @device: a #GstVulkanDevice
|
|
*
|
|
* Returns: (element-type uint32_t) (transfer full): An array with the family
|
|
* indexes of the created queues in @device
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
GArray *
|
|
gst_vulkan_device_queue_family_indices (GstVulkanDevice * device)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
guint i, j;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), NULL);
|
|
g_return_val_if_fail (priv->opened, NULL);
|
|
|
|
GST_OBJECT_LOCK (device);
|
|
|
|
if (priv->queue_family_indices)
|
|
goto beach;
|
|
|
|
priv->queue_family_indices =
|
|
g_array_sized_new (FALSE, FALSE, sizeof (uint32_t), priv->queues->len);
|
|
|
|
for (i = 0; i < priv->queues->len; i++) {
|
|
VkDeviceQueueCreateInfo *qi =
|
|
&g_array_index (priv->queues, VkDeviceQueueCreateInfo, i);
|
|
|
|
for (j = 0; j < priv->queue_family_indices->len; j++) {
|
|
uint32_t qfi = g_array_index (priv->queue_family_indices, uint32_t, j);
|
|
if (qfi == qi->queueFamilyIndex)
|
|
break;
|
|
}
|
|
|
|
if (j == priv->queue_family_indices->len)
|
|
g_array_append_val (priv->queue_family_indices, qi->queueFamilyIndex);
|
|
}
|
|
|
|
beach:
|
|
GST_OBJECT_UNLOCK (device);
|
|
return g_array_ref (priv->queue_family_indices);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_get_proc_address:
|
|
* @device: a #GstVulkanDevice
|
|
* @name: name of the function to retrieve
|
|
*
|
|
* Performs `vkGetDeviceProcAddr()` with @device and @name
|
|
*
|
|
* Returns: (nullable): the function pointer for @name or %NULL
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gpointer
|
|
gst_vulkan_device_get_proc_address (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), NULL);
|
|
g_return_val_if_fail (device->device != NULL, NULL);
|
|
g_return_val_if_fail (name != NULL, NULL);
|
|
|
|
GST_TRACE_OBJECT (device, "%s", name);
|
|
|
|
return vkGetDeviceProcAddr (device->device, name);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_get_instance:
|
|
* @device: a #GstVulkanDevice
|
|
*
|
|
* Returns: (transfer full) (nullable): the #GstVulkanInstance used to create this @device
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
GstVulkanInstance *
|
|
gst_vulkan_device_get_instance (GstVulkanDevice * device)
|
|
{
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), NULL);
|
|
|
|
return gst_object_ref (device->instance);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_get_physical_device: (skip)
|
|
* @device: a #GstVulkanDevice
|
|
*
|
|
* Returns: The VkPhysicalDevice used to create @device
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
VkPhysicalDevice
|
|
gst_vulkan_device_get_physical_device (GstVulkanDevice * device)
|
|
{
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), NULL);
|
|
|
|
return gst_vulkan_physical_device_get_handle (device->physical_device);
|
|
}
|
|
|
|
/**
|
|
* gst_context_set_vulkan_device:
|
|
* @context: a #GstContext
|
|
* @device: a #GstVulkanDevice
|
|
*
|
|
* Sets @device on @context
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
void
|
|
gst_context_set_vulkan_device (GstContext * context, GstVulkanDevice * device)
|
|
{
|
|
GstStructure *s;
|
|
|
|
g_return_if_fail (context != NULL);
|
|
g_return_if_fail (gst_context_is_writable (context));
|
|
|
|
if (device)
|
|
GST_CAT_LOG (GST_CAT_CONTEXT,
|
|
"setting GstVulkanDevice(%" GST_PTR_FORMAT ") on context(%"
|
|
GST_PTR_FORMAT ")", device, context);
|
|
|
|
s = gst_context_writable_structure (context);
|
|
gst_structure_set (s, GST_VULKAN_DEVICE_CONTEXT_TYPE_STR,
|
|
GST_TYPE_VULKAN_DEVICE, device, NULL);
|
|
}
|
|
|
|
/**
|
|
* gst_context_get_vulkan_device:
|
|
* @context: a #GstContext
|
|
* @device: resulting #GstVulkanDevice
|
|
*
|
|
* Returns: Whether @device was in @context
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_context_get_vulkan_device (GstContext * context, GstVulkanDevice ** device)
|
|
{
|
|
const GstStructure *s;
|
|
gboolean ret;
|
|
|
|
g_return_val_if_fail (device != NULL, FALSE);
|
|
g_return_val_if_fail (context != NULL, FALSE);
|
|
|
|
s = gst_context_get_structure (context);
|
|
ret = gst_structure_get (s, GST_VULKAN_DEVICE_CONTEXT_TYPE_STR,
|
|
GST_TYPE_VULKAN_DEVICE, device, NULL);
|
|
|
|
GST_CAT_LOG (GST_CAT_CONTEXT, "got GstVulkanDevice(%" GST_PTR_FORMAT
|
|
") from context(%" GST_PTR_FORMAT ")", *device, context);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_handle_context_query:
|
|
* @element: a #GstElement
|
|
* @query: a #GstQuery of type #GST_QUERY_CONTEXT
|
|
* @device: the #GstVulkanDevice
|
|
*
|
|
* If a #GstVulkanDevice is requested in @query, sets @device as the reply.
|
|
*
|
|
* Intended for use with element query handlers to respond to #GST_QUERY_CONTEXT
|
|
* for a #GstVulkanDevice.
|
|
*
|
|
* Returns: whether @query was responded to with @device
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_handle_context_query (GstElement * element, GstQuery * query,
|
|
GstVulkanDevice * device)
|
|
{
|
|
gboolean res = FALSE;
|
|
const gchar *context_type;
|
|
GstContext *context, *old_context;
|
|
|
|
g_return_val_if_fail (element != NULL, FALSE);
|
|
g_return_val_if_fail (query != NULL, FALSE);
|
|
g_return_val_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_CONTEXT, FALSE);
|
|
|
|
if (!device)
|
|
return FALSE;
|
|
|
|
gst_query_parse_context_type (query, &context_type);
|
|
|
|
if (g_strcmp0 (context_type, GST_VULKAN_DEVICE_CONTEXT_TYPE_STR) == 0) {
|
|
gst_query_parse_context (query, &old_context);
|
|
|
|
if (old_context)
|
|
context = gst_context_copy (old_context);
|
|
else
|
|
context = gst_context_new (GST_VULKAN_DEVICE_CONTEXT_TYPE_STR, TRUE);
|
|
|
|
gst_context_set_vulkan_device (context, device);
|
|
gst_query_set_context (query, context);
|
|
gst_context_unref (context);
|
|
|
|
res = device != NULL;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_run_context_query:
|
|
* @element: a #GstElement
|
|
* @device: (inout): a #GstVulkanDevice
|
|
*
|
|
* Attempt to retrieve a #GstVulkanDevice using #GST_QUERY_CONTEXT from the
|
|
* surrounding elements of @element.
|
|
*
|
|
* Returns: whether @device contains a valid #GstVulkanDevice
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_run_context_query (GstElement * element,
|
|
GstVulkanDevice ** device)
|
|
{
|
|
GstQuery *query;
|
|
|
|
g_return_val_if_fail (GST_IS_ELEMENT (element), FALSE);
|
|
g_return_val_if_fail (device != NULL, FALSE);
|
|
|
|
_init_debug ();
|
|
|
|
if (*device && GST_IS_VULKAN_DEVICE (*device))
|
|
return TRUE;
|
|
|
|
if ((query =
|
|
gst_vulkan_local_context_query (element,
|
|
GST_VULKAN_DEVICE_CONTEXT_TYPE_STR))) {
|
|
GstContext *context;
|
|
|
|
gst_query_parse_context (query, &context);
|
|
if (context)
|
|
gst_context_get_vulkan_device (context, device);
|
|
|
|
gst_query_unref (query);
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (element, "found device %p", *device);
|
|
|
|
if (*device)
|
|
return TRUE;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_create_fence:
|
|
* @device: a #GstVulkanDevice
|
|
* @error: a #GError to fill on failure
|
|
*
|
|
* Returns: (transfer full) (nullable): a new #GstVulkanFence or %NULL
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
GstVulkanFence *
|
|
gst_vulkan_device_create_fence (GstVulkanDevice * device, GError ** error)
|
|
{
|
|
GstVulkanDevicePrivate *priv;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), NULL);
|
|
priv = GET_PRIV (device);
|
|
|
|
return gst_vulkan_fence_cache_acquire (priv->fence_cache, error);
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_device_is_extension_enabled_unlocked (GstVulkanDevice * device,
|
|
const gchar * name, guint * index)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
|
|
return g_ptr_array_find_with_equal_func (priv->enabled_extensions, name,
|
|
g_str_equal, index);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_is_extension_enabled:
|
|
* @device: a # GstVulkanDevice
|
|
* @name: extension name
|
|
*
|
|
* Returns: whether extension @name is enabled
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_is_extension_enabled (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
gboolean ret;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), FALSE);
|
|
g_return_val_if_fail (name != NULL, FALSE);
|
|
|
|
GST_OBJECT_LOCK (device);
|
|
ret = gst_vulkan_device_is_extension_enabled_unlocked (device, name, NULL);
|
|
GST_OBJECT_UNLOCK (device);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_device_enable_extension_unlocked (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
|
|
if (gst_vulkan_device_is_extension_enabled_unlocked (device, name, NULL))
|
|
/* extension is already enabled */
|
|
return TRUE;
|
|
|
|
if (!gst_vulkan_physical_device_get_extension_info (device->physical_device,
|
|
name, NULL))
|
|
return FALSE;
|
|
|
|
g_ptr_array_add (priv->enabled_extensions, g_strdup (name));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_enable_extension:
|
|
* @device: a #GstVulkanDevice
|
|
* @name: extension name to enable
|
|
*
|
|
* Enable an Vulkan extension by @name. Enabling an extension will
|
|
* only have an effect before the call to gst_vulkan_device_open().
|
|
*
|
|
* Returns: whether the Vulkan extension could be enabled.
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_enable_extension (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
gboolean ret;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), FALSE);
|
|
g_return_val_if_fail (name != NULL, FALSE);
|
|
|
|
GST_OBJECT_LOCK (device);
|
|
ret = gst_vulkan_device_enable_extension_unlocked (device, name);
|
|
GST_OBJECT_UNLOCK (device);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_device_disable_extension_unlocked (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
guint i;
|
|
|
|
if (!gst_vulkan_physical_device_get_extension_info (device->physical_device,
|
|
name, NULL))
|
|
return FALSE;
|
|
|
|
if (!gst_vulkan_device_is_extension_enabled_unlocked (device, name, &i))
|
|
/* extension is already disabled */
|
|
return TRUE;
|
|
|
|
g_ptr_array_remove_index_fast (priv->enabled_extensions, i);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_disable_extension:
|
|
* @device: a #GstVulkanDevice
|
|
* @name: extension name to enable
|
|
*
|
|
* Disable an Vulkan extension by @name. Disabling an extension will only have
|
|
* an effect before the call to gst_vulkan_device_open().
|
|
*
|
|
* Returns: whether the Vulkan extension could be disabled.
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_disable_extension (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
gboolean ret;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), FALSE);
|
|
g_return_val_if_fail (name != NULL, FALSE);
|
|
|
|
GST_OBJECT_LOCK (device);
|
|
ret = gst_vulkan_device_disable_extension_unlocked (device, name);
|
|
GST_OBJECT_UNLOCK (device);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_device_is_layer_enabled_unlocked (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
|
|
return g_ptr_array_find_with_equal_func (priv->enabled_layers, name,
|
|
g_str_equal, NULL);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_is_layer_enabled:
|
|
* @device: a # GstVulkanDevice
|
|
* @name: layer name
|
|
*
|
|
* Returns: whether layer @name is enabled
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_is_layer_enabled (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
gboolean ret;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), FALSE);
|
|
g_return_val_if_fail (name != NULL, FALSE);
|
|
|
|
GST_OBJECT_LOCK (device);
|
|
ret = gst_vulkan_device_is_layer_enabled_unlocked (device, name);
|
|
GST_OBJECT_UNLOCK (device);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_device_enable_layer_unlocked (GstVulkanDevice * device,
|
|
const gchar * name)
|
|
{
|
|
GstVulkanDevicePrivate *priv = GET_PRIV (device);
|
|
|
|
if (gst_vulkan_device_is_layer_enabled_unlocked (device, name))
|
|
/* layer is already enabled */
|
|
return TRUE;
|
|
|
|
if (!gst_vulkan_physical_device_get_layer_info (device->physical_device,
|
|
name, NULL, NULL, NULL))
|
|
return FALSE;
|
|
|
|
g_ptr_array_add (priv->enabled_layers, g_strdup (name));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_device_enable_layer:
|
|
* @device: a #GstVulkanDevice
|
|
* @name: layer name to enable
|
|
*
|
|
* Enable an Vulkan layer by @name. Enabling a layer will
|
|
* only have an effect before the call to gst_vulkan_device_open().
|
|
*
|
|
* Returns: whether the Vulkan layer could be enabled.
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
gboolean
|
|
gst_vulkan_device_enable_layer (GstVulkanDevice * device, const gchar * name)
|
|
{
|
|
gboolean ret;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DEVICE (device), FALSE);
|
|
g_return_val_if_fail (name != NULL, FALSE);
|
|
|
|
GST_OBJECT_LOCK (device);
|
|
ret = gst_vulkan_device_enable_layer_unlocked (device, name);
|
|
GST_OBJECT_UNLOCK (device);
|
|
|
|
return ret;
|
|
}
|