hwcontext_vaapi: Don't abort on failing to allocate from a fixed-size pool

Cherry-picked from Libav d30719e62de68975cbc7ffd318df03a183037563.

Signed-off-by: wm4 <nfxjfg@googlemail.com>

diff --git a/libavutil/hwcontext_vaapi.c b/libavutil/hwcontext_vaapi.c
index 6176bdc880c81dec7cac0b214a8d55f3b1160abc..da15f891300b0f3f05a42a34e884be5756dfc657 100644 (file)
--- a/libavutil/hwcontext_vaapi.c
+++ b/libavutil/hwcontext_vaapi.c
@@ -397,6 +397,10 @@ static AVBufferRef *vaapi_pool_alloc(void *opaque, int size)
     VAStatus vas;
     AVBufferRef *ref;
 
+    if (hwfc->initial_pool_size > 0 &&
+        avfc->nb_surfaces >= hwfc->initial_pool_size)
+        return NULL;
+
     vas = vaCreateSurfaces(hwctx->display, ctx->rt_format,
                            hwfc->width, hwfc->height,
                            &surface_id, 1,