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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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595 lines
18 KiB
C
595 lines
18 KiB
C
/*
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* GStreamer
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* Copyright (C) 2016 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 "gstvkimagebufferpool.h"
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/**
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* SECTION:vkimagebufferpool
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* @title: GstVulkanImageBufferPool
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* @short_description: buffer pool for #GstVulkanImageMemory objects
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* @see_also: #GstBufferPool, #GstVulkanImageMemory
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*
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* a #GstVulkanImageBufferPool is an object that allocates buffers with #GstVulkanImageMemory
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*
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* A #GstVulkanImageBufferPool is created with gst_vulkan_image_buffer_pool_new()
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*/
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/* bufferpool */
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struct _GstVulkanImageBufferPoolPrivate
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{
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GstCaps *caps;
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gboolean raw_caps;
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GstVideoInfo v_info;
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VkImageUsageFlags usage;
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VkMemoryPropertyFlags mem_props;
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VkFormat vk_fmts[GST_VIDEO_MAX_PLANES];
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int n_imgs;
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gboolean has_profile;
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GstVulkanVideoProfile profile;
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GstVulkanOperation *exec;
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};
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static void gst_vulkan_image_buffer_pool_finalize (GObject * object);
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_VULKAN_IMAGE_BUFFER_POOL);
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#define GST_CAT_DEFAULT GST_CAT_VULKAN_IMAGE_BUFFER_POOL
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#define GET_PRIV(pool) gst_vulkan_image_buffer_pool_get_instance_private (pool)
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#define gst_vulkan_image_buffer_pool_parent_class parent_class
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G_DEFINE_TYPE_WITH_CODE (GstVulkanImageBufferPool, gst_vulkan_image_buffer_pool,
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GST_TYPE_BUFFER_POOL, G_ADD_PRIVATE (GstVulkanImageBufferPool)
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GST_DEBUG_CATEGORY_INIT (GST_CAT_VULKAN_IMAGE_BUFFER_POOL,
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"vulkanimagebufferpool", 0, "Vulkan Image Buffer Pool"));
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/**
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* gst_vulkan_image_buffer_pool_config_set_allocation_params:
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* @config: the #GstStructure with the pool's configuration.
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* @usage: The Vulkan image usage flags.
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* @mem_properties: Vulkan memory property flags.
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*
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* Sets the @usage and @mem_properties of the images to setup.
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*
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* Since: 1.24
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*/
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void
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gst_vulkan_image_buffer_pool_config_set_allocation_params (GstStructure *
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config, VkImageUsageFlags usage, VkMemoryPropertyFlags mem_properties)
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{
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/* assumption: G_TYPE_UINT is compatible with uint32_t (VkFlags) */
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gst_structure_set (config, "usage", G_TYPE_UINT, usage, "memory-properties",
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G_TYPE_UINT, mem_properties, NULL);
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}
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/**
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* gst_vulkan_image_buffer_pool_config_set_decode_caps:
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* @config: the #GstStructure with the pool's configuration.
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* @caps: Upstream decode caps.
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*
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* Decode @caps are used when the buffers are going to be used either as decoded
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* dest or DPB images.
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*
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* Since: 1.24
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*/
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void
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gst_vulkan_image_buffer_pool_config_set_decode_caps (GstStructure * config,
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GstCaps * caps)
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{
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g_return_if_fail (GST_IS_CAPS (caps));
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gst_structure_set (config, "decode-caps", GST_TYPE_CAPS, caps, NULL);
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}
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static inline gboolean
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gst_vulkan_image_buffer_pool_config_get_allocation_params (GstStructure *
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config, VkImageUsageFlags * usage, VkMemoryPropertyFlags * mem_props,
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GstCaps ** decode_caps)
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{
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if (!gst_structure_get_uint (config, "usage", usage)) {
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*usage = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT
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| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT
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| VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT;
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}
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if (!gst_structure_get_uint (config, "memory-properties", mem_props))
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*mem_props = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
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if (decode_caps)
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gst_structure_get (config, "decode-caps", GST_TYPE_CAPS, decode_caps, NULL);
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return TRUE;
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}
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static gboolean
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gst_vulkan_image_buffer_pool_set_config (GstBufferPool * pool,
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GstStructure * config)
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{
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GstVulkanImageBufferPool *vk_pool = GST_VULKAN_IMAGE_BUFFER_POOL_CAST (pool);
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GstVulkanImageBufferPoolPrivate *priv = GET_PRIV (vk_pool);
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VkImageTiling tiling;
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VkImageUsageFlags requested_usage, supported_usage;
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VkImageCreateInfo image_info;
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guint min_buffers, max_buffers;
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GstCaps *caps = NULL, *decode_caps = NULL;
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GstCapsFeatures *features;
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gboolean found, no_multiplane, ret = TRUE;
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guint i;
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if (!gst_buffer_pool_config_get_params (config, &caps, NULL, &min_buffers,
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&max_buffers))
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goto wrong_config;
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if (caps == NULL)
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goto no_caps;
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/* now parse the caps from the config */
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if (!gst_video_info_from_caps (&priv->v_info, caps))
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goto wrong_caps;
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GST_LOG_OBJECT (pool, "%dx%d, caps %" GST_PTR_FORMAT, priv->v_info.width,
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priv->v_info.height, caps);
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gst_caps_replace (&priv->caps, caps);
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features = gst_caps_get_features (caps, 0);
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priv->raw_caps = features == NULL || gst_caps_features_is_equal (features,
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GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY);
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gst_vulkan_image_buffer_pool_config_get_allocation_params (config,
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&priv->usage, &priv->mem_props, &decode_caps);
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priv->has_profile = FALSE;
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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if (decode_caps && ((priv->usage
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& (VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR
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| VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR)) != 0)) {
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priv->has_profile =
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gst_vulkan_video_profile_from_caps (&priv->profile, decode_caps);
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}
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#endif
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gst_clear_caps (&decode_caps);
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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if (((priv->usage & (VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR
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| VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR)) != 0)
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&& !priv->has_profile)
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goto missing_profile;
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if (priv->has_profile) {
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no_multiplane = FALSE;
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/* HACK(victor): NVIDIA & RADV drivers don't report decoding features for
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* color format. Setting usage to zero to short circuit validation. */
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requested_usage = 0;
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} else
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#endif
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{
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no_multiplane = TRUE;
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requested_usage = priv->usage;
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}
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tiling = priv->raw_caps ? VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL;
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found = gst_vulkan_format_from_video_info_2 (vk_pool->device->physical_device,
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&priv->v_info, tiling, no_multiplane, requested_usage, priv->vk_fmts,
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&priv->n_imgs, &supported_usage);
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if (!found)
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goto no_vk_format;
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if (priv->usage == 0) {
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priv->usage = supported_usage & (VK_BUFFER_USAGE_TRANSFER_DST_BIT
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| VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_STORAGE_BIT
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| VK_IMAGE_USAGE_SAMPLED_BIT);
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}
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/* get the size of the buffer to allocate */
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/* *INDENT-OFF* */
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image_info = (VkImageCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
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.pNext = NULL,
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.flags = 0,
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.imageType = VK_IMAGE_TYPE_2D,
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/* .format = fill per image, */
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/* .extent = fill per plane, */
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.mipLevels = 1,
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.arrayLayers = 1,
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.samples = VK_SAMPLE_COUNT_1_BIT,
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.tiling = tiling,
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.usage = priv->usage,
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.sharingMode = VK_SHARING_MODE_EXCLUSIVE,
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.queueFamilyIndexCount = 0,
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.pQueueFamilyIndices = NULL,
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.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
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};
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/* *INDENT-ON* */
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priv->v_info.size = 0;
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for (i = 0; i < priv->n_imgs; i++) {
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GstVulkanImageMemory *img_mem;
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guint width, height;
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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VkVideoProfileListInfoKHR profile_list = {
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.sType = VK_STRUCTURE_TYPE_VIDEO_PROFILE_LIST_INFO_KHR,
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.profileCount = 1,
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.pProfiles = &priv->profile.profile,
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};
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#endif
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if (GST_VIDEO_INFO_N_PLANES (&priv->v_info) != priv->n_imgs) {
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width = GST_VIDEO_INFO_WIDTH (&priv->v_info);
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height = GST_VIDEO_INFO_HEIGHT (&priv->v_info);
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} else {
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width = GST_VIDEO_INFO_COMP_WIDTH (&priv->v_info, i);
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height = GST_VIDEO_INFO_COMP_HEIGHT (&priv->v_info, i);
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}
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image_info.format = priv->vk_fmts[i];
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/* *INDENT-OFF* */
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image_info.extent = (VkExtent3D) { width, height, 1 };
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/* *INDENT-ON* */
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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if (priv->has_profile)
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image_info.pNext = &profile_list;
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#endif
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img_mem = (GstVulkanImageMemory *)
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gst_vulkan_image_memory_alloc_with_image_info (vk_pool->device,
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&image_info, priv->mem_props);
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if (!img_mem)
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goto mem_create_failed;
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if (!img_mem)
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goto image_failed;
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priv->v_info.offset[i] = priv->v_info.size;
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priv->v_info.size += img_mem->requirements.size;
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gst_memory_unref (GST_MEMORY_CAST (img_mem));
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}
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gst_buffer_pool_config_set_params (config, caps,
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priv->v_info.size, min_buffers, max_buffers);
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return GST_BUFFER_POOL_CLASS (parent_class)->set_config (pool, config) && ret;
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/* ERRORS */
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wrong_config:
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{
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GST_WARNING_OBJECT (pool, "invalid config");
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return FALSE;
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}
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no_caps:
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{
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GST_WARNING_OBJECT (pool, "no caps in config");
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return FALSE;
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}
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wrong_caps:
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{
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GST_WARNING_OBJECT (pool,
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"failed getting geometry from caps %" GST_PTR_FORMAT, caps);
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return FALSE;
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}
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no_vk_format:
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{
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GST_WARNING_OBJECT (pool, "no Vulkan format available for %s",
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&priv->v_info)));
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return FALSE;
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}
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mem_create_failed:
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{
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GST_WARNING_OBJECT (pool, "Could not create Vulkan Memory");
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return FALSE;
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}
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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missing_profile:
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{
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GST_WARNING_OBJECT (pool, "missing or invalid decode-caps");
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return FALSE;
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}
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#endif
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image_failed:
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{
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GST_WARNING_OBJECT (pool, "Failed to allocate image");
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return FALSE;
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}
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}
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#if defined(VK_KHR_synchronization2)
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static gboolean
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_choose_queue (GstVulkanDevice * device, GstVulkanQueue * _queue,
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gpointer user_data)
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{
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GstVulkanQueue **queue = user_data;
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guint flags =
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device->physical_device->queue_family_props[_queue->family].queueFlags;
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if ((flags & (VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT)) != 0) {
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*queue = gst_object_ref (_queue);
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return FALSE;
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}
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return TRUE;
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}
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#endif
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static gboolean
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prepare_buffer (GstVulkanImageBufferPool * vk_pool, GstBuffer * buffer)
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{
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#if defined(VK_KHR_synchronization2)
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GstVulkanImageBufferPoolPrivate *priv = GET_PRIV (vk_pool);
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GArray *barriers = NULL;
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VkImageLayout new_layout;
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guint64 new_access;
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GError *error = NULL;
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if (!priv->exec) {
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GstVulkanCommandPool *cmd_pool;
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GstVulkanQueue *queue = NULL;
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gst_vulkan_device_foreach_queue (vk_pool->device, _choose_queue, &queue);
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if (!queue)
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return FALSE;
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cmd_pool = gst_vulkan_queue_create_command_pool (queue, &error);
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gst_object_unref (queue);
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if (error)
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goto error;
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priv->exec = gst_vulkan_operation_new (cmd_pool);
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gst_object_unref (cmd_pool);
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}
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if (!gst_vulkan_operation_add_dependency_frame (priv->exec, buffer,
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VK_PIPELINE_STAGE_NONE_KHR, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT))
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return FALSE;
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#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
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if ((priv->usage & VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR) != 0 &&
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(priv->usage & VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR) == 0) {
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new_layout = VK_IMAGE_LAYOUT_VIDEO_DECODE_DPB_KHR;
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new_access = VK_ACCESS_TRANSFER_READ_BIT | VK_ACCESS_TRANSFER_WRITE_BIT;
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} else if ((priv->usage & VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR) != 0) {
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new_layout = VK_IMAGE_LAYOUT_VIDEO_DECODE_DST_KHR;
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new_access = VK_ACCESS_TRANSFER_WRITE_BIT;
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#ifdef VK_ENABLE_BETA_EXTENSIONS
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} else if ((priv->usage & VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR) != 0) {
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new_layout = VK_IMAGE_LAYOUT_VIDEO_ENCODE_DPB_KHR;
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new_access = VK_ACCESS_TRANSFER_READ_BIT | VK_ACCESS_TRANSFER_WRITE_BIT;
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#endif
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} else
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#endif
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{
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new_layout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
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new_access = VK_ACCESS_MEMORY_WRITE_BIT;
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}
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if (!gst_vulkan_operation_begin (priv->exec, &error))
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goto error;
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if (!gst_vulkan_operation_add_frame_barrier (priv->exec, buffer,
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VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, new_access, new_layout, NULL))
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goto error;
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barriers = gst_vulkan_operation_retrieve_image_barriers (priv->exec);
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if (barriers->len > 0) {
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if (gst_vulkan_operation_use_sync2 (priv->exec)) {
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VkDependencyInfoKHR dependency_info = {
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.sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO_KHR,
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.pImageMemoryBarriers = (gpointer) barriers->data,
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.imageMemoryBarrierCount = barriers->len,
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};
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gst_vulkan_operation_pipeline_barrier2 (priv->exec, &dependency_info);
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} else {
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gst_vulkan_command_buffer_lock (priv->exec->cmd_buf);
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vkCmdPipelineBarrier (priv->exec->cmd_buf->cmd,
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VK_PIPELINE_STAGE_NONE_KHR, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, 0, 0,
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NULL, 0, NULL, barriers->len, (gpointer) barriers->data);
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gst_vulkan_command_buffer_unlock (priv->exec->cmd_buf);
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}
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}
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g_array_unref (barriers);
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if (!gst_vulkan_operation_end (priv->exec, &error))
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goto error;
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return TRUE;
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error:
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{
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if (error) {
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GST_WARNING_OBJECT (vk_pool, "Error: %s", error->message);
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g_clear_error (&error);
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}
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return FALSE;
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}
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#endif
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return TRUE;
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}
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/* This function handles GstBuffer creation */
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static GstFlowReturn
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gst_vulkan_image_buffer_pool_alloc (GstBufferPool * pool, GstBuffer ** buffer,
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GstBufferPoolAcquireParams * params)
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{
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GstVulkanImageBufferPool *vk_pool = GST_VULKAN_IMAGE_BUFFER_POOL_CAST (pool);
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GstVulkanImageBufferPoolPrivate *priv = GET_PRIV (vk_pool);
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VkImageTiling tiling =
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priv->raw_caps ? VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL;
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VkImageCreateInfo image_info;
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GstBuffer *buf;
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guint i;
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/* *INDENT-OFF* */
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image_info = (VkImageCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
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.pNext = NULL,
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.flags = 0,
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.imageType = VK_IMAGE_TYPE_2D,
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/* .format = fill per image, */
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/* .extent = fill per plane, */
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.mipLevels = 1,
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.arrayLayers = 1,
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.samples = VK_SAMPLE_COUNT_1_BIT,
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.tiling = tiling,
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.usage = priv->usage,
|
|
.sharingMode = VK_SHARING_MODE_EXCLUSIVE,
|
|
.queueFamilyIndexCount = 0,
|
|
.pQueueFamilyIndices = NULL,
|
|
.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
|
|
};
|
|
/* *INDENT-ON* */
|
|
|
|
if (!(buf = gst_buffer_new ())) {
|
|
goto no_buffer;
|
|
}
|
|
|
|
for (i = 0; i < priv->n_imgs; i++) {
|
|
GstMemory *mem;
|
|
guint width, height;
|
|
#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
|
|
VkVideoProfileListInfoKHR profile_list = {
|
|
.sType = VK_STRUCTURE_TYPE_VIDEO_PROFILE_LIST_INFO_KHR,
|
|
.profileCount = 1,
|
|
.pProfiles = &priv->profile.profile,
|
|
};
|
|
#endif
|
|
|
|
if (GST_VIDEO_INFO_N_PLANES (&priv->v_info) != priv->n_imgs) {
|
|
width = GST_VIDEO_INFO_WIDTH (&priv->v_info);
|
|
height = GST_VIDEO_INFO_HEIGHT (&priv->v_info);
|
|
} else {
|
|
width = GST_VIDEO_INFO_COMP_WIDTH (&priv->v_info, i);
|
|
height = GST_VIDEO_INFO_COMP_HEIGHT (&priv->v_info, i);
|
|
}
|
|
|
|
image_info.format = priv->vk_fmts[i];
|
|
/* *INDENT-OFF* */
|
|
image_info.extent = (VkExtent3D) { width, height, 1 };
|
|
/* *INDENT-ON* */
|
|
#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
|
|
if (priv->has_profile)
|
|
image_info.pNext = &profile_list;
|
|
#endif
|
|
|
|
mem = gst_vulkan_image_memory_alloc_with_image_info (vk_pool->device,
|
|
&image_info, priv->mem_props);
|
|
if (!mem) {
|
|
gst_buffer_unref (buf);
|
|
goto mem_create_failed;
|
|
}
|
|
|
|
gst_buffer_append_memory (buf, mem);
|
|
}
|
|
|
|
prepare_buffer (vk_pool, buf);
|
|
|
|
*buffer = buf;
|
|
|
|
return GST_FLOW_OK;
|
|
|
|
/* ERROR */
|
|
no_buffer:
|
|
{
|
|
GST_WARNING_OBJECT (pool, "can't create image");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
mem_create_failed:
|
|
{
|
|
GST_WARNING_OBJECT (pool, "Could not create Vulkan Memory");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_image_buffer_pool_stop (GstBufferPool * pool)
|
|
{
|
|
#if defined(VK_KHR_synchronization2)
|
|
GstVulkanImageBufferPool *vk_pool = GST_VULKAN_IMAGE_BUFFER_POOL_CAST (pool);
|
|
GstVulkanImageBufferPoolPrivate *priv = GET_PRIV (vk_pool);
|
|
if (priv->exec)
|
|
gst_vulkan_operation_wait (priv->exec);
|
|
#endif
|
|
|
|
return GST_BUFFER_POOL_CLASS (parent_class)->stop (pool);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_image_buffer_pool_new:
|
|
* @device: the #GstVulkanDevice to use
|
|
*
|
|
* Returns: (transfer full): a #GstBufferPool that allocates buffers with #GstGLMemory
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
GstBufferPool *
|
|
gst_vulkan_image_buffer_pool_new (GstVulkanDevice * device)
|
|
{
|
|
GstVulkanImageBufferPool *pool;
|
|
|
|
pool = g_object_new (GST_TYPE_VULKAN_IMAGE_BUFFER_POOL, NULL);
|
|
g_object_ref_sink (pool);
|
|
pool->device = gst_object_ref (device);
|
|
|
|
GST_LOG_OBJECT (pool, "new Vulkan buffer pool for device %" GST_PTR_FORMAT,
|
|
device);
|
|
|
|
return GST_BUFFER_POOL_CAST (pool);
|
|
}
|
|
|
|
static void
|
|
gst_vulkan_image_buffer_pool_class_init (GstVulkanImageBufferPoolClass * klass)
|
|
{
|
|
GObjectClass *gobject_class = (GObjectClass *) klass;
|
|
GstBufferPoolClass *gstbufferpool_class = (GstBufferPoolClass *) klass;
|
|
|
|
gobject_class->finalize = gst_vulkan_image_buffer_pool_finalize;
|
|
|
|
gstbufferpool_class->set_config = gst_vulkan_image_buffer_pool_set_config;
|
|
gstbufferpool_class->alloc_buffer = gst_vulkan_image_buffer_pool_alloc;
|
|
gstbufferpool_class->stop = gst_vulkan_image_buffer_pool_stop;
|
|
}
|
|
|
|
static void
|
|
gst_vulkan_image_buffer_pool_init (GstVulkanImageBufferPool * pool)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gst_vulkan_image_buffer_pool_finalize (GObject * object)
|
|
{
|
|
GstVulkanImageBufferPool *pool = GST_VULKAN_IMAGE_BUFFER_POOL_CAST (object);
|
|
GstVulkanImageBufferPoolPrivate *priv = GET_PRIV (pool);
|
|
|
|
GST_LOG_OBJECT (pool, "finalize Vulkan buffer pool %p", pool);
|
|
|
|
if (priv->caps)
|
|
gst_caps_unref (priv->caps);
|
|
|
|
gst_clear_object (&priv->exec);
|
|
|
|
G_OBJECT_CLASS (gst_vulkan_image_buffer_pool_parent_class)->finalize (object);
|
|
|
|
/* only release the context once all our memory have been deleted */
|
|
if (pool->device) {
|
|
gst_object_unref (pool->device);
|
|
pool->device = NULL;
|
|
}
|
|
}
|