lavu/vulkan: add option to switch between shader compilers and cleanup glslang

1 files changed, 15 insertions, 0 deletions

diff --git a/libavutil/vulkan.h b/libavutil/vulkan.h
index 14c69ce015..3d89f02732 100644
--- a/libavutil/vulkan.h
+++ b/libavutil/vulkan.h
@@ -22,6 +22,10 @@
 #define VK_NO_PROTOTYPES
 #define VK_ENABLE_BETA_EXTENSIONS
 
+#ifndef FF_VK_ENABLE_SHADER_COMPILATION
+#define FF_VK_ENABLE_SHADER_COMPILATION 1
+#endif
+
 #include "pixdesc.h"
 #include "bprint.h"
 #include "hwcontext.h"
@@ -64,6 +68,15 @@ typedef struct FFVkSPIRVShader {
     VkPipelineShaderStageCreateInfo shader;
 } FFVkSPIRVShader;
 
+typedef struct FFVkSPIRVCompiler {
+    void *priv;
+    int (*compile_shader)(struct FFVkSPIRVCompiler *ctx, void *avctx,
+                          struct FFVkSPIRVShader *shd, uint8_t **data,
+                          size_t *size, const char *entrypoint, void **opaque);
+    void (*free_shader)(struct FFVkSPIRVCompiler *ctx, void **opaque);
+    void (*uninit)(struct FFVkSPIRVCompiler **ctx);
+} FFVkSPIRVCompiler;
+
 typedef struct FFVkSampler {
     VkSampler sampler[4];
 } FFVkSampler;
@@ -194,6 +207,8 @@ typedef struct FFVulkanContext {
     AVHWFramesContext     *frames;
     AVVulkanFramesContext *hwfc;
 
+    FFVkSPIRVCompiler     *spirv_compiler;
+
     /* Properties */
     int                 output_width;
     int                output_height;