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73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/* Spa */
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/* SPDX-FileCopyrightText: Copyright © 2019 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include <vulkan/vulkan.h>
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#include <spa/buffer/buffer.h>
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#include <spa/param/video/format.h>
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#include <spa/node/node.h>
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#include "vulkan-utils.h"
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#define MAX_STREAMS 2
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#define WORKGROUP_SIZE 32
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struct pixel {
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float r, g, b, a;
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};
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struct push_constants {
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float time;
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int frame;
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int width;
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int height;
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};
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struct vulkan_compute_state {
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struct spa_log *log;
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struct push_constants constants;
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struct vulkan_base base;
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VkPipeline pipeline;
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VkPipelineLayout pipelineLayout;
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const char *shaderName;
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VkShaderModule computeShaderModule;
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VkCommandPool commandPool;
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VkCommandBuffer commandBuffer;
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VkFence fence;
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unsigned int initialized:1;
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unsigned int prepared:1;
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unsigned int started:1;
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VkDescriptorPool descriptorPool;
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VkDescriptorSetLayout descriptorSetLayout;
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VkSampler sampler;
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uint32_t n_streams;
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VkDescriptorSet descriptorSet;
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struct vulkan_stream streams[MAX_STREAMS];
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};
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int spa_vulkan_init_stream(struct vulkan_compute_state *s, struct vulkan_stream *stream, enum spa_direction,
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struct spa_dict *props);
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int spa_vulkan_prepare(struct vulkan_compute_state *s);
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int spa_vulkan_use_buffers(struct vulkan_compute_state *s, struct vulkan_stream *stream, uint32_t flags,
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struct spa_video_info_dsp *dsp_info, uint32_t n_buffers, struct spa_buffer **buffers);
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int spa_vulkan_unprepare(struct vulkan_compute_state *s);
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int spa_vulkan_start(struct vulkan_compute_state *s);
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int spa_vulkan_stop(struct vulkan_compute_state *s);
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int spa_vulkan_ready(struct vulkan_compute_state *s);
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int spa_vulkan_process(struct vulkan_compute_state *s);
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int spa_vulkan_cleanup(struct vulkan_compute_state *s);
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int spa_vulkan_init(struct vulkan_compute_state *s);
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void spa_vulkan_deinit(struct vulkan_compute_state *s);
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