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vulkan: add support for queries

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This commit is contained in:
Lynne
2022-12-22 05:03:32 +01:00
parent f3fb1b50bb
commit 6eaf3fe69c
2 changed files with 148 additions and 0 deletions
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30
libavutil/vulkan.h
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@@ -168,6 +168,19 @@ typedef struct FFVkExecContext {
VkCommandBuffer *bufs;
FFVkQueueCtx *queues;
struct {
int idx;
VkQueryPool pool;
uint8_t *data;
int nb_queries;
int nb_results;
int nb_statuses;
int elem_64bits;
size_t data_per_queue;
int status_stride;
} query;
AVBufferRef ***deps;
int *nb_deps;
int *dep_alloc_size;
@@ -371,6 +384,23 @@ void ff_vk_update_descriptor_set(FFVulkanContext *s, FFVulkanPipeline *pl,
int ff_vk_create_exec_ctx(FFVulkanContext *s, FFVkExecContext **ctx,
FFVkQueueFamilyCtx *qf);
/**
* Create a query pool for a command context.
* elem_64bits exists to troll driver devs for compliance. All results
* and statuses returned should be 32 bits, unless this is set, then it's 64bits.
*/
int ff_vk_create_exec_ctx_query_pool(FFVulkanContext *s, FFVkExecContext *e,
int nb_queries, VkQueryType type,
int elem_64bits, void *create_pnext);
/**
* Get results for query.
* Returns the status of the query.
* Sets *res to the status of the queries.
*/
int ff_vk_get_exec_ctx_query_results(FFVulkanContext *s, FFVkExecContext *e,
int query_idx, void **data, int64_t *status);
/**
* Begin recording to the command buffer. Previous execution must have been
* completed, which ff_vk_submit_exec_queue() will ensure.