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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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efe8e41b61
e.g. if drawing over the top of an existing image, we don'w want to clear. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2470>
153 lines
7.1 KiB
C
153 lines
7.1 KiB
C
/*
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* GStreamer Plugins
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* Copyright (C) 2019 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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#ifndef __GST_VULKAN_FULL_SCREEN_QUAD_H__
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#define __GST_VULKAN_FULL_SCREEN_QUAD_H__
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#include <gst/gst.h>
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#include <gst/vulkan/vulkan.h>
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G_BEGIN_DECLS
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GST_VULKAN_API
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GType gst_vulkan_full_screen_quad_get_type (void);
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#define GST_TYPE_VULKAN_FULL_SCREEN_QUAD (gst_vulkan_full_screen_quad_get_type ())
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#define GST_VULKAN_FULL_SCREEN_QUAD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VULKAN_FULL_SCREEN_QUAD, GstVulkanFullScreenQuad))
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#define GST_VULKAN_FULL_SCREEN_QUAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VULKAN_FULL_SCREEN_QUAD, GstVulkanFullScreenQuadClass))
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#define GST_IS_VULKAN_FULL_SCREEN_QUAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VULKAN_FULL_SCREEN_QUAD))
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#define GST_IS_VULKAN_FULL_SCREEN_QUAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VULKAN_FULL_SCREEN_QUAD))
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#define GST_VULKAN_FULL_SCREEN_QUAD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VULKAN_FULL_SCREEN_QUAD, GstVulkanFullScreenQuadClass))
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/**
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* GstVulkanFullScreenQuad:
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* @parent: the parent #GstObject
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* @in_info: the configured input #GstVideoInfo
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* @out_info: the configured output #GstVideoInfo
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* @queue: the #GstVulkanQueue to submit #GstVulkanCommandBuffer's on
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* @render_pass: the configured `VkRenderPass`
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* @pipeline_layout: the configured `VkPipelineLayout`
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* @graphics_pipeline: the configured `VkPipeline`
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* @descriptor_set_layout: the configured `VkDescriptorSetLayout`
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* @descriptor_cache: the configured #GstVulkanDescriptorCache
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* @descriptor_set: the configured #GstVulkanDescriptorSet
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* @framebuffer: the configured `VkFramebuffer`
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* @sampler: the configured `VkSampler`
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* @cmd_pool: the #GstVulkanCommandPool to allocate #GstVulkanCommandBuffer's from
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* @trash_list: the #GstVulkanTrashList for freeing unused resources
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* @last_fence: the last configured #GstVulkanFences
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*
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* Since: 1.18
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*/
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struct _GstVulkanFullScreenQuad
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{
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GstObject parent;
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/* <protected> */
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GstVideoInfo out_info;
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GstVideoInfo in_info;
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GstVulkanQueue *queue;
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GstVulkanHandle *render_pass;
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GstVulkanHandle *pipeline_layout;
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GstVulkanHandle *graphics_pipeline;
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GstVulkanHandle *descriptor_set_layout;
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GstVulkanDescriptorCache *descriptor_cache;
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GstVulkanDescriptorSet *descriptor_set;
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GstVulkanHandle *framebuffer;
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GstVulkanHandle *sampler;
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GstVulkanCommandPool *cmd_pool;
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GstVulkanTrashList *trash_list;
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GstVulkanFence *last_fence;
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/* <private> */
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gpointer _reserved [GST_PADDING];
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};
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/**
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* GstVulkanFullScreenQuadClass:
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* @parent_class: the parent #GstObjectClass
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*
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* Since: 1.18
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*/
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struct _GstVulkanFullScreenQuadClass
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{
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GstObjectClass parent_class;
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/* <private> */
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gpointer _reserved [GST_PADDING];
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};
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G_DEFINE_AUTOPTR_CLEANUP_FUNC (GstVulkanFullScreenQuad, gst_object_unref)
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GST_VULKAN_API
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GstVulkanFullScreenQuad * gst_vulkan_full_screen_quad_new (GstVulkanQueue * queue);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_info (GstVulkanFullScreenQuad * self, GstVideoInfo *in_info, GstVideoInfo * out_info);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_shaders (GstVulkanFullScreenQuad * self, GstVulkanHandle * vert, GstVulkanHandle * frag);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_uniform_buffer (GstVulkanFullScreenQuad * self, GstMemory * uniforms, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_vertex_buffer (GstVulkanFullScreenQuad * self, GstMemory * vertices, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_index_buffer (GstVulkanFullScreenQuad * self, GstMemory * indices, gsize n_indices, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_input_buffer (GstVulkanFullScreenQuad * self, GstBuffer * buffer, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_set_output_buffer (GstVulkanFullScreenQuad * self, GstBuffer * buffer, GError ** error);
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GST_VULKAN_API
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void gst_vulkan_full_screen_quad_enable_blend (GstVulkanFullScreenQuad * self,
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gboolean enable_blend);
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GST_VULKAN_API
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void gst_vulkan_full_screen_quad_set_blend_operation (GstVulkanFullScreenQuad * self,
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VkBlendOp colour_blend_op,
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VkBlendOp alpha_blend_op);
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GST_VULKAN_API
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void gst_vulkan_full_screen_quad_set_blend_factors (GstVulkanFullScreenQuad * self,
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VkBlendFactor src_blend_factor,
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VkBlendFactor dst_blend_factor,
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VkBlendFactor src_alpha_blend_factor,
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VkBlendFactor dst_alpha_blend_factor);
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GST_VULKAN_API
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void gst_vulkan_full_screen_quad_enable_clear (GstVulkanFullScreenQuad * self,
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gboolean enable_clear);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_prepare_draw (GstVulkanFullScreenQuad * self, GstVulkanFence * fence, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_fill_command_buffer (GstVulkanFullScreenQuad * self, GstVulkanCommandBuffer * cmd, GstVulkanFence * fence, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_submit (GstVulkanFullScreenQuad * self, GstVulkanCommandBuffer * cmd, GstVulkanFence * fence, GError ** error);
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GST_VULKAN_API
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gboolean gst_vulkan_full_screen_quad_draw (GstVulkanFullScreenQuad * self, GError ** error);
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GST_VULKAN_API
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GstVulkanFence * gst_vulkan_full_screen_quad_get_last_fence (GstVulkanFullScreenQuad * self);
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G_END_DECLS
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#endif /* __GST_VULKAN_FULL_SCREEN_QUAD_H__ */
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