ffmpeg | branch: release/5.1 | Martin Storsjö <mar...@martin.st> | Sun Mar  5 
23:36:53 2023 +0200| [b7df1d29134dc1d8399a2f229d2b44f9288de6a4] | committer: 
Martin Storsjö

vulkan: Fix win/i386 calling convention

This fixes the following error when compiling with a modern
version of Clang for Windows/i386:

src/libavutil/hwcontext_vulkan.c:738:32: error: incompatible function pointer 
types initializing 'PFN_vkDebugUtilsMessengerCallbackEXT' (aka 'unsigned int 
(*)(enum VkDebugUtilsMessageSeverityFlagBitsEXT, unsigned int, const struct 
VkDebugUtilsMessengerCallbackDataEXT *, void *) __attribute__((stdcall))') with 
an expression of type 'VkBool32 (VkDebugUtilsMessageSeverityFlagBitsEXT, 
VkDebugUtilsMessageTypeFlagsEXT, const VkDebugUtilsMessengerCallbackDataEXT *, 
void *)' (aka 'unsigned int (enum VkDebugUtilsMessageSeverityFlagBitsEXT, 
unsigned int, const struct VkDebugUtilsMessengerCallbackDataEXT *, void *)') 
[-Wincompatible-function-pointer-types]
            .pfnUserCallback = vk_dbg_callback,
                               ^~~~~~~~~~~~~~~

Signed-off-by: Martin Storsjö <mar...@martin.st>
(cherry picked from commit f9620d74cd49c35223304ba41e28be6144e45783)
Signed-off-by: Martin Storsjö <mar...@martin.st>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b7df1d29134dc1d8399a2f229d2b44f9288de6a4
---

 libavutil/hwcontext_vulkan.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavutil/hwcontext_vulkan.c b/libavutil/hwcontext_vulkan.c
index 3bc0dc8a40..5981016cf4 100644
--- a/libavutil/hwcontext_vulkan.c
+++ b/libavutil/hwcontext_vulkan.c
@@ -397,10 +397,10 @@ static const char *vk_ret2str(VkResult res)
 #undef CASE
 }
 
-static VkBool32 vk_dbg_callback(VkDebugUtilsMessageSeverityFlagBitsEXT 
severity,
-                                VkDebugUtilsMessageTypeFlagsEXT messageType,
-                                const VkDebugUtilsMessengerCallbackDataEXT 
*data,
-                                void *priv)
+static VkBool32 VKAPI_CALL 
vk_dbg_callback(VkDebugUtilsMessageSeverityFlagBitsEXT severity,
+                                           VkDebugUtilsMessageTypeFlagsEXT 
messageType,
+                                           const 
VkDebugUtilsMessengerCallbackDataEXT *data,
+                                           void *priv)
 {
     int l;
     AVHWDeviceContext *ctx = priv;

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