gstreamer/ext/vulkan/vkdeviceprovider.c

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/* GStreamer
* Copyright (C) 2019 Matthew Waters <matthew@centricular.com>
*
* vkdeviceprovider.c: vulkan device probing and monitoring
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "vkdeviceprovider.h"
#include <string.h>
#include <gst/gst.h>
GST_DEBUG_CATEGORY_STATIC (vulkan_device_debug);
#define GST_CAT_DEFAULT vulkan_device_debug
static GstDevice *gst_vulkan_device_object_new (GstVulkanPhysicalDevice *
device, GstCaps * caps, GstVulkanDeviceType type, GstStructure * properties,
gboolean is_default);
G_DEFINE_TYPE_WITH_CODE (GstVulkanDeviceProvider, gst_vulkan_device_provider,
GST_TYPE_DEVICE_PROVIDER, GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT,
"vulkandevice", 0, "Vulkan Device"););
static void gst_vulkan_device_provider_finalize (GObject * object);
static void gst_vulkan_device_provider_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_vulkan_device_provider_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static GList *gst_vulkan_device_provider_probe (GstDeviceProvider * provider);
enum
{
PROP_PROVIDER_0,
PROP_PROVIDER_LAST,
};
static void
gst_vulkan_device_provider_class_init (GstVulkanDeviceProviderClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstDeviceProviderClass *dm_class = GST_DEVICE_PROVIDER_CLASS (klass);
gobject_class->set_property = gst_vulkan_device_provider_set_property;
gobject_class->get_property = gst_vulkan_device_provider_get_property;
gobject_class->finalize = gst_vulkan_device_provider_finalize;
dm_class->probe = gst_vulkan_device_provider_probe;
gst_device_provider_class_set_static_metadata (dm_class,
"Vulkan Device Provider", "Sink/Video",
"List and provider Vulkan sink devices",
"Matthew Waters <matthew@centricular.com>");
}
static void
gst_vulkan_device_provider_init (GstVulkanDeviceProvider * self)
{
}
static void
gst_vulkan_device_provider_finalize (GObject * object)
{
G_OBJECT_CLASS (gst_vulkan_device_provider_parent_class)->finalize (object);
}
static void
gst_vulkan_device_provider_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_vulkan_device_provider_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
fill_properties (GstVulkanPhysicalDevice * device, GstStructure * s)
{
gst_structure_set (s, "vulkan.name", G_TYPE_STRING,
device->properties.deviceName, NULL);
gst_structure_set (s, "vulkan.type", G_TYPE_STRING,
gst_vulkan_physical_device_type_to_string (device->properties.deviceType),
NULL);
{
int maj = VK_VERSION_MAJOR (device->properties.apiVersion);
int min = VK_VERSION_MINOR (device->properties.apiVersion);
int patch = VK_VERSION_PATCH (device->properties.apiVersion);
gchar *api_str = g_strdup_printf ("%i.%i.%i", maj, min, patch);
gst_structure_set (s, "vulkan.api.version", G_TYPE_STRING, api_str,
"vulkan.api.version.major", G_TYPE_UINT, maj,
"vulkan.api.version.minor", G_TYPE_UINT, min,
"vulkan.api.version.patch", G_TYPE_UINT, patch, NULL);
g_free (api_str);
}
{
int maj = VK_VERSION_MAJOR (device->properties.driverVersion);
int min = VK_VERSION_MINOR (device->properties.driverVersion);
int patch = VK_VERSION_PATCH (device->properties.driverVersion);
gchar *api_str = g_strdup_printf ("%i.%i.%i", maj, min, patch);
gst_structure_set (s, "vulkan.driver.version", G_TYPE_STRING, api_str,
"vulkan.driver.version.major", G_TYPE_UINT, maj,
"vulkan.driver.version.minor", G_TYPE_UINT, min,
"vulkan.driver.version.patch", G_TYPE_UINT, patch, NULL);
g_free (api_str);
}
gst_structure_set (s, "vulkan.vendor.id", G_TYPE_UINT,
device->properties.vendorID, NULL);
gst_structure_set (s, "vulkan.device.id", G_TYPE_UINT,
device->properties.deviceID, NULL);
/* memory properties */
{
int i;
gst_structure_set (s, "vulkan.memory.n_heaps", G_TYPE_UINT,
(guint) device->memory_properties.memoryHeapCount, NULL);
for (i = 0; i < device->memory_properties.memoryHeapCount; i++) {
gchar *prop_flags_str =
gst_vulkan_memory_heap_flags_to_string (device->
memory_properties.memoryHeaps[i].flags);
gchar *prop_id;
prop_id = g_strdup_printf ("vulkan.memory.heaps.%i.size", i);
gst_structure_set (s, prop_id, G_TYPE_UINT64,
(guint64) device->memory_properties.memoryHeaps[i].size, NULL);
g_free (prop_id);
prop_id = g_strdup_printf ("vulkan.memory.heaps.%i.flags", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->memory_properties.memoryHeaps[i].flags, NULL);
g_free (prop_id);
prop_id = g_strdup_printf ("vulkan.memory.heaps.%i.flags.str", i);
gst_structure_set (s, prop_id, G_TYPE_STRING, prop_flags_str, NULL);
g_free (prop_id);
g_free (prop_flags_str);
}
gst_structure_set (s, "vulkan.memory.n_types", G_TYPE_UINT,
(guint) device->memory_properties.memoryTypeCount, NULL);
for (i = 0; i < device->memory_properties.memoryTypeCount; i++) {
gchar *prop_flags_str =
gst_vulkan_memory_property_flags_to_string (device->memory_properties.
memoryTypes[i].propertyFlags);
gchar *prop_id;
prop_id = g_strdup_printf ("vulkan.memory.types.%i.heap", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->memory_properties.memoryTypes[i].heapIndex, NULL);
g_free (prop_id);
prop_id = g_strdup_printf ("vulkan.memory.types.%i.flags", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->memory_properties.memoryTypes[i].propertyFlags, NULL);
g_free (prop_id);
prop_id = g_strdup_printf ("vulkan.memory.types.%i.flags.str", i);
gst_structure_set (s, prop_id, G_TYPE_STRING, prop_flags_str, NULL);
g_free (prop_id);
g_free (prop_flags_str);
}
gst_structure_set (s, "vulkan.n_queue_families", G_TYPE_UINT,
device->n_queue_families, NULL);
for (i = 0; i < device->n_queue_families; i++) {
gchar *queue_flags_str =
gst_vulkan_queue_flags_to_string (device->
queue_family_props[i].queueFlags);
gchar *prop_id;
prop_id = g_strdup_printf ("vulkan.queue_family.%i.n_queues", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->queue_family_props[i].queueCount, NULL);
g_free (prop_id);
prop_id = g_strdup_printf ("vulkan.queue_family.%i.flags", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->queue_family_props[i].queueFlags, NULL);
g_free (prop_id);
prop_id = g_strdup_printf ("vulkan.queue_family.%i.flags.str", i);
gst_structure_set (s, prop_id, G_TYPE_STRING, queue_flags_str, NULL);
g_free (prop_id);
prop_id =
g_strdup_printf ("vulkan.queue_family.%i.timestamp_resolution", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->queue_family_props[i].timestampValidBits, NULL);
g_free (prop_id);
prop_id =
g_strdup_printf
("vulkan.queue_family.%i.min_image_transfer_granuality.width", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->queue_family_props[i].
minImageTransferGranularity.width, NULL);
g_free (prop_id);
prop_id =
g_strdup_printf
("vulkan.queue_family.%i.min_image_transfer_granuality.height", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->queue_family_props[i].
minImageTransferGranularity.height, NULL);
g_free (prop_id);
prop_id =
g_strdup_printf
("vulkan.queue_family.%i.min_image_transfer_granuality.depth", i);
gst_structure_set (s, prop_id, G_TYPE_UINT,
(guint) device->queue_family_props[i].
minImageTransferGranularity.depth, NULL);
g_free (prop_id);
g_free (queue_flags_str);
}
}
}
static GList *
gst_vulkan_device_provider_probe (GstDeviceProvider * provider)
{
GstVulkanInstance *instance;
GError *error = NULL;
GList *ret = NULL;
guint i;
instance = gst_vulkan_instance_new ();
if (!gst_vulkan_instance_open (instance, &error))
goto failed;
for (i = 0; i < instance->n_physical_devices; i++) {
GstVulkanPhysicalDevice *device;
gboolean is_default = i == 0;
GstStructure *props;
GstCaps *caps;
device = gst_vulkan_physical_device_new (instance, i);
props = gst_structure_new_empty ("properties");
fill_properties (device, props);
caps = gst_caps_from_string ("video/x-raw(memory:VulkanImage)");
ret = g_list_prepend (ret, gst_vulkan_device_object_new (device, caps,
GST_VULKAN_DEVICE_TYPE_SINK, props, is_default));
gst_caps_unref (caps);
gst_structure_free (props);
}
/* TODO: device groups? */
gst_object_unref (instance);
return ret;
failed:
if (error) {
GST_WARNING_OBJECT (provider, "%s", error->message);
g_clear_error (&error);
}
if (instance)
gst_object_unref (instance);
return NULL;
}
enum
{
PROP_0,
PROP_PHYSICAL_DEVICE,
};
G_DEFINE_TYPE (GstVulkanDeviceObject, gst_vulkan_device_object,
GST_TYPE_DEVICE);
static void gst_vulkan_device_object_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_vulkan_device_object_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_vulkan_device_object_finalize (GObject * object);
static GstElement *gst_vulkan_device_object_create_element (GstDevice * device,
const gchar * name);
static gboolean gst_vulkan_device_object_reconfigure_element (GstDevice *
device, GstElement * element);
static void
gst_vulkan_device_object_class_init (GstVulkanDeviceObjectClass * klass)
{
GstDeviceClass *dev_class = GST_DEVICE_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
dev_class->create_element = gst_vulkan_device_object_create_element;
dev_class->reconfigure_element = gst_vulkan_device_object_reconfigure_element;
object_class->get_property = gst_vulkan_device_object_get_property;
object_class->set_property = gst_vulkan_device_object_set_property;
object_class->finalize = gst_vulkan_device_object_finalize;
g_object_class_install_property (object_class, PROP_PHYSICAL_DEVICE,
g_param_spec_object ("physical-device", "Physical Device",
"Associated Vulkan Physical Device", GST_TYPE_VULKAN_PHYSICAL_DEVICE,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
}
static void
gst_vulkan_device_object_init (GstVulkanDeviceObject * device)
{
}
static void
gst_vulkan_device_object_finalize (GObject * object)
{
GstVulkanDeviceObject *device = GST_VULKAN_DEVICE_OBJECT (object);
gst_clear_object (&device->physical_device);
G_OBJECT_CLASS (gst_vulkan_device_object_parent_class)->finalize (object);
}
static gpointer
_ref_if_set (gpointer data, gpointer user_data)
{
if (data) {
return g_weak_ref_get (data);
}
return NULL;
}
static void
_ref_free (GWeakRef * ref)
{
g_weak_ref_clear (ref);
g_free (ref);
}
static GstPadProbeReturn
device_context_probe (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
{
GstVulkanPhysicalDevice *physical = GST_VULKAN_PHYSICAL_DEVICE (user_data);
GstElement *element = GST_ELEMENT (gst_object_get_parent (GST_OBJECT (pad)));
GstPadProbeReturn ret = GST_PAD_PROBE_OK;
if (GST_PAD_PROBE_INFO_TYPE (info) & GST_PAD_PROBE_TYPE_QUERY_BOTH) {
GstQuery *query = GST_PAD_PROBE_INFO_QUERY (info);
if (GST_QUERY_TYPE (query) == GST_QUERY_CONTEXT) {
const char *context_type = NULL;
gst_query_parse_context_type (query, &context_type);
if (gst_vulkan_instance_handle_context_query (element, query,
physical->instance)) {
ret = GST_PAD_PROBE_HANDLED;
goto out;
}
if (g_strcmp0 (context_type, GST_VULKAN_DEVICE_CONTEXT_TYPE_STR) == 0) {
GstVulkanDevice *device = NULL;
GST_OBJECT_LOCK (physical);
device = g_object_dup_data (G_OBJECT (physical),
"vkdeviceprovider.physical.device", (GDuplicateFunc) _ref_if_set,
NULL);
GST_OBJECT_UNLOCK (physical);
if (!device || !GST_IS_VULKAN_DEVICE (device)) {
GWeakRef *ref = g_new0 (GWeakRef, 1);
if (device)
gst_object_unref (device);
device = gst_vulkan_device_new (physical);
g_weak_ref_init (ref, device);
GST_OBJECT_LOCK (physical);
g_object_set_data_full (G_OBJECT (physical),
"vkdeviceprovider.physical.device", ref,
(GDestroyNotify) _ref_free);
GST_OBJECT_UNLOCK (physical);
}
if (gst_vulkan_device_handle_context_query (element, query, device)) {
ret = GST_PAD_PROBE_HANDLED;
gst_object_unref (device);
goto out;
}
gst_object_unref (device);
}
}
}
out:
gst_object_unref (element);
return ret;
}
static GstElement *
gst_vulkan_device_object_create_element (GstDevice * device, const gchar * name)
{
GstVulkanDeviceObject *vulkan_device = GST_VULKAN_DEVICE_OBJECT (device);
GstElement *elem;
GstPad *pad;
elem = gst_element_factory_make (vulkan_device->element, name);
pad = gst_element_get_static_pad (elem, "sink");
gst_pad_add_probe (pad, GST_PAD_PROBE_TYPE_QUERY_BOTH,
(GstPadProbeCallback) device_context_probe,
gst_object_ref (vulkan_device->physical_device),
(GDestroyNotify) gst_object_unref);
gst_object_unref (pad);
return elem;
}
static gboolean
gst_vulkan_device_object_reconfigure_element (GstDevice * device,
GstElement * element)
{
return FALSE;
}
/* Takes ownership of @caps and @props */
static GstDevice *
gst_vulkan_device_object_new (GstVulkanPhysicalDevice * device, GstCaps * caps,
GstVulkanDeviceType type, GstStructure * props, gboolean is_default)
{
GstVulkanDeviceObject *gstdev;
const gchar *element = NULL;
const gchar *klass = NULL;
gchar *device_name = NULL;
g_return_val_if_fail (GST_IS_VULKAN_PHYSICAL_DEVICE (device), NULL);
g_return_val_if_fail (caps, NULL);
g_return_val_if_fail (props, NULL);
switch (type) {
case GST_VULKAN_DEVICE_TYPE_SINK:
element = "vulkansink";
klass = "Video/Sink";
break;
default:
g_assert_not_reached ();
break;
}
g_object_get (device, "name", &device_name, NULL);
gst_structure_set (props, "is-default", G_TYPE_BOOLEAN, is_default, NULL);
gstdev =
g_object_new (GST_TYPE_VULKAN_DEVICE_OBJECT, "display-name", device_name,
"caps", caps, "device-class", klass, "properties", props, NULL);
gstdev->physical_device = device;
gstdev->type = type;
g_object_get (device, "device-index", &gstdev->device_index, NULL);
gstdev->element = element;
gstdev->is_default = is_default;
g_free (device_name);
return GST_DEVICE (gstdev);
}
static void
gst_vulkan_device_object_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstVulkanDeviceObject *vulkan_device = GST_VULKAN_DEVICE_OBJECT (object);
switch (prop_id) {
case PROP_PHYSICAL_DEVICE:
g_value_set_object (value, vulkan_device->physical_device);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_vulkan_device_object_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}