vo_gpu: restore dovi mapping directly on image_params after init

video/out/gpu/libmpv_gpu.c

@@ -124,9 +124,7 @@ static void reconfig(struct render_backend *ctx, struct mp_image_params *params)
 {
     struct priv *p = ctx->priv;
 
-    struct mp_image_params fallback_params = *params;
-    mp_image_params_restore_dovi_mapping(&fallback_params);
-    gl_video_config(p->renderer, &fallback_params);
+    gl_video_config(p->renderer, params);
 }
 
 static void reset(struct render_backend *ctx)

video/out/gpu/video.c

@@ -911,6 +911,7 @@ static void init_video(struct gl_video *p)
     }
     p->color_swizzle[4] = '\0';
 
+    mp_image_params_restore_dovi_mapping(&p->image_params);
     mp_image_params_guess_csp(&p->image_params);
 
     av_lfg_init(&p->lfg, 1);

video/out/vo_gpu.c

@@ -123,9 +123,7 @@ static int reconfig(struct vo *vo, struct mp_image_params *params)
         return -1;
 
     resize(vo);
-    struct mp_image_params fallback_params = *params;
-    mp_image_params_restore_dovi_mapping(&fallback_params);
-    gl_video_config(p->renderer, &fallback_params);
+    gl_video_config(p->renderer, params);
 
     return 0;
 }