[FFmpeg-devel] [PATCH 2/7] avutil/vulkan: automatically enable shader device address usage bit

From: Niklas Haas <ffmpeg@haasn.xyz>
To: ffmpeg-devel@ffmpeg.org
Cc: Niklas Haas <git@haasn.dev>
Subject: [FFmpeg-devel] [PATCH 2/7] avutil/vulkan: automatically enable shader device address usage bit
Date: Sun, 18 May 2025 14:11:47 +0200
Message-ID: <20250518121152.94947-2-ffmpeg@haasn.xyz> (raw)
In-Reply-To: <20250518121152.94947-1-ffmpeg@haasn.xyz>

From: Niklas Haas <git@haasn.dev>

We require this internally when using descriptor buffers, so it makes sense
to enable it internally, also.
---
 libavutil/vulkan.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavutil/vulkan.c b/libavutil/vulkan.c
index 5f2ac6267d..97c008c809 100644
--- a/libavutil/vulkan.c
+++ b/libavutil/vulkan.c
@@ -989,6 +989,9 @@ int ff_vk_create_buf(FFVulkanContext *s, FFVkBuffer *buf, size_t size,
     int use_ded_mem;
     FFVulkanFunctions *vk = &s->vkfn;
 
+    if (s->extensions & FF_VK_EXT_DESCRIPTOR_BUFFER)
+        usage |= VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT;
+
     VkBufferCreateInfo buf_spawn = {
         .sType       = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
         .pNext       = pNext,
-- 
2.49.0

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