avcodec: remove va parameter from hwaccel release callback

modules/codec/avcodec/dxva2.c

@@ -471,12 +471,11 @@ static int Get(vlc_va_t *external, AVFrame *ff)
     ff->opaque = surface;
     return VLC_SUCCESS;
 }
-static void Release(vlc_va_t *external, AVFrame *ff)
+static void Release(AVFrame *ff)
 {
     vlc_va_surface_t *surface = ff->opaque;
 
     surface->refcount--;
-    (void) external;
 }
 static void Close(vlc_va_t *external)
 {

modules/codec/avcodec/hwdummy.c

@@ -69,9 +69,8 @@ static int Lock(vlc_va_t *va, AVFrame *ff)
     return VLC_SUCCESS;
 }
 
-static void Unlock(vlc_va_t *va, AVFrame *ff)
+static void Unlock(AVFrame *ff)
 {
-    (void) va;
     assert((uintptr_t)ff->opaque == SURFACE_MAGIC);
 }
 

modules/codec/avcodec/va.h

@@ -38,7 +38,7 @@ struct vlc_va_t {
     int  (*setup)(vlc_va_t *, void **hw, vlc_fourcc_t *output,
                   int width, int height);
     int  (*get)(vlc_va_t *, AVFrame *frame);
-    void (*release)(vlc_va_t *, AVFrame *frame);
+    void (*release)(AVFrame *frame);
     int  (*extract)(vlc_va_t *, picture_t *dst, AVFrame *src);
 };
 
@@ -94,7 +94,7 @@ static inline int vlc_va_Get(vlc_va_t *va, AVFrame *frame)
  */
 static inline void vlc_va_Release(vlc_va_t *va, AVFrame *frame)
 {
-    va->release(va, frame);
+    va->release(frame);
 }
 
 /**

modules/codec/avcodec/vaapi.c

@@ -518,7 +518,7 @@ static int Get( vlc_va_t *va, AVFrame *p_ff )
     return VLC_SUCCESS;
 }
 
-static void Release( vlc_va_t *va, AVFrame *p_ff )
+static void Release( AVFrame *p_ff )
 {
     vlc_va_surface_t *p_surface = p_ff->opaque;
 

modules/codec/avcodec/vda.c

@@ -254,9 +254,8 @@ static int Extract( vlc_va_t *external, picture_t *p_picture, AVFrame *p_ff )
     return VLC_SUCCESS;
 }
 
-static void Release( vlc_va_t *external, AVFrame *p_ff )
+static void Release( AVFrame *p_ff )
 {
-    VLC_UNUSED( external );
     CVPixelBufferRef cv_buffer = ( CVPixelBufferRef )p_ff->data[3];
 
     if ( cv_buffer )

modules/hw/vdpau/avcodec.c

@@ -91,14 +91,12 @@ static int Lock(vlc_va_t *va, AVFrame *ff)
     return VLC_SUCCESS;
 }
 
-static void Unlock(vlc_va_t *va, AVFrame *ff)
+static void Unlock(AVFrame *ff)
 {
     vlc_vdp_video_field_t *field = ff->opaque;
 
     assert(field != NULL);
     field->destroy(field);
-
-    (void) va;
 }
 
 static int Copy(vlc_va_t *va, picture_t *pic, AVFrame *ff)