[FFmpeg-devel] [PATCH] libavutil/vulkan: Expose ff_vk_set_descriptor_image

IndecisiveTurtle geoster3d at gmail.com
Fri Feb 28 09:49:11 EET 2025


Useful when creating a descriptor array of separate images
---
 libavutil/vulkan.c | 12 ++++++------
 libavutil/vulkan.h |  8 ++++++++
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/libavutil/vulkan.c b/libavutil/vulkan.c
index 31610e2d94..91415957fd 100644
--- a/libavutil/vulkan.c
+++ b/libavutil/vulkan.c
@@ -2381,10 +2381,10 @@ static inline void update_set_pool_write(FFVulkanContext *s, FFVkExecContext *e,
     }
 }
 
-static int vk_set_descriptor_image(FFVulkanContext *s, FFVulkanShader *shd,
-                                   FFVkExecContext *e, int set, int bind, int offs,
-                                   VkImageView view, VkImageLayout layout,
-                                   VkSampler sampler)
+int ff_vk_set_descriptor_image(FFVulkanContext *s, FFVulkanShader *shd,
+                               FFVkExecContext *e, int set, int bind, int offs,
+                               VkImageView view, VkImageLayout layout,
+                               VkSampler sampler)
 {
     FFVulkanDescriptorSet *desc_set = &shd->desc_set[set];
 
@@ -2521,8 +2521,8 @@ void ff_vk_shader_update_img_array(FFVulkanContext *s, FFVkExecContext *e,
     const int nb_planes = av_pix_fmt_count_planes(hwfc->sw_format);
 
     for (int i = 0; i < nb_planes; i++)
-        vk_set_descriptor_image(s, shd, e, set, binding, i,
-                                views[i], layout, sampler);
+        ff_vk_set_descriptor_image(s, shd, e, set, binding, i,
+                                   views[i], layout, sampler);
 }
 
 void ff_vk_shader_update_push_const(FFVulkanContext *s, FFVkExecContext *e,
diff --git a/libavutil/vulkan.h b/libavutil/vulkan.h
index 8690c13b3d..eb80c84d26 100644
--- a/libavutil/vulkan.h
+++ b/libavutil/vulkan.h
@@ -580,6 +580,14 @@ void ff_vk_shader_update_push_const(FFVulkanContext *s, FFVkExecContext *e,
                                     VkShaderStageFlagBits stage,
                                     int offset, size_t size, void *src);
 
+/**
+ * Sets an image descriptor for specified shader and binding.
+ */
+int ff_vk_set_descriptor_image(FFVulkanContext *s, FFVulkanShader *shd,
+                               FFVkExecContext *e, int set, int bind, int offs,
+                               VkImageView view, VkImageLayout layout,
+                               VkSampler sampler);
+
 /**
  * Update a descriptor in a buffer with a buffer.
  * Must be called before binding the shader.
-- 
2.48.1



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