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hwcontext_vulkan: expose the amount of queues for each queue family

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This, along with the next patch, are the last missing pieces to being
interoperable with libplacebo.
This commit is contained in:
Lynne
2020-05-13 16:20:15 +01:00
parent 2e08b39444
commit 01c7539f30
2 changed files with 15 additions and 2 deletions
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14
libavutil/hwcontext_vulkan.h
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@@ -55,16 +55,26 @@ typedef struct AVVulkanDeviceContext {
* @note av_hwdevice_create() will set all 3 queue indices if unset
* If there is no dedicated queue for compute or transfer operations,
* they will be set to the graphics queue index which can handle both.
* nb_graphics_queues indicates how many queues were enabled for the
* graphics queue (must be at least 1)
*/
int queue_family_index;
int nb_graphics_queues;
/**
* Queue family index for transfer ops only
* Queue family index to use for transfer operations, and the amount of queues
* enabled. In case there is no dedicated transfer queue, nb_tx_queues
* must be 0 and queue_family_tx_index must be the same as either the graphics
* queue or the compute queue, if available.
*/
int queue_family_tx_index;
int nb_tx_queues;
/**
* Queue family index for compute ops
* Queue family index for compute ops, and the amount of queues enabled.
* In case there are no dedicated compute queues, nb_comp_queues must be
* 0 and its queue family index must be set to the graphics queue.
*/
int queue_family_comp_index;
int nb_comp_queues;
/**
* Enabled instance extensions. By default, VK_KHR_surface is enabled if found.
* If supplying your own device context, set this to an array of strings, with