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vulkan: support multiple streams of buffers

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This commit is contained in:
Wim Taymans 2022-05-30 18:34:31 +02:00
parent 332e8b7029
commit e6f01563ab
4 changed files with 214 additions and 137 deletions
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36
spa/plugins/vulkan/vulkan-utils.h
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@ -1,7 +1,9 @@
#include <vulkan/vulkan.h>
#include <spa/buffer/buffer.h>
#include <spa/node/node.h>
#define MAX_STREAMS 2
#define MAX_BUFFERS 16
#define WORKGROUP_SIZE 32
@ -17,11 +19,24 @@ struct push_constants {
};
struct vulkan_buffer {
struct spa_buffer *buf;
int fd;
VkBuffer buffer;
VkDeviceMemory memory;
};
struct vulkan_stream {
enum spa_direction direction;
uint32_t pending_buffer_id;
uint32_t current_buffer_id;
uint32_t busy_buffer_id;
uint32_t ready_buffer_id;
uint32_t bufferSize;
struct vulkan_buffer buffers[MAX_BUFFERS];
uint32_t n_buffers;
};
struct vulkan_state {
struct spa_log *log;
@ -43,27 +58,26 @@ struct vulkan_state {
uint32_t queueFamilyIndex;
VkFence fence;
unsigned int prepared:1;
uint32_t busy_buffer_id;
uint32_t ready_buffer_id;
unsigned int started:1;
VkDescriptorPool descriptorPool;
VkDescriptorSet descriptorSet;
VkDescriptorSetLayout descriptorSetLayout;
uint32_t current_buffer_id;
uint32_t bufferSize;
struct vulkan_buffer buffers[MAX_BUFFERS];
uint32_t n_buffers;
uint32_t n_streams;
VkDescriptorSet descriptorSet[MAX_STREAMS];
struct vulkan_stream streams[MAX_STREAMS];
};
int spa_vulkan_init_stream(struct vulkan_state *s, struct vulkan_stream *stream, enum spa_direction,
struct spa_dict *props);
int spa_vulkan_prepare(struct vulkan_state *s);
int spa_vulkan_use_buffers(struct vulkan_state *s, uint32_t flags,
int spa_vulkan_use_buffers(struct vulkan_state *s, struct vulkan_stream *stream, uint32_t flags,
uint32_t n_buffers, struct spa_buffer **buffers);
int spa_vulkan_unprepare(struct vulkan_state *s);
int spa_vulkan_start(struct vulkan_state *s);
int spa_vulkan_stop(struct vulkan_state *s);
int spa_vulkan_ready(struct vulkan_state *s);
int spa_vulkan_process(struct vulkan_state *s, uint32_t buffer_id);
int spa_vulkan_process(struct vulkan_state *s);
int spa_vulkan_cleanup(struct vulkan_state *s);