Merge commit 'f62bb216'

* commit 'f62bb216':
  hwcontext_vaapi: allow transfers to/from any size of sw frame
Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>

libavutil/hwcontext_vaapi.c

@@ -817,6 +817,9 @@ static int vaapi_transfer_data_from(AVHWFramesContext *hwfc,
     AVFrame *map;
     int err;
 
+    if (dst->width > hwfc->width || dst->height > hwfc->height)
+        return AVERROR(EINVAL);
+
     map = av_frame_alloc();
     if (!map)
         return AVERROR(ENOMEM);
@@ -826,6 +829,9 @@ static int vaapi_transfer_data_from(AVHWFramesContext *hwfc,
     if (err)
         goto fail;
 
+    map->width  = dst->width;
+    map->height = dst->height;
+
     err = av_frame_copy(dst, map);
     if (err)
         goto fail;
@@ -842,6 +848,9 @@ static int vaapi_transfer_data_to(AVHWFramesContext *hwfc,
     AVFrame *map;
     int err;
 
+    if (src->width > hwfc->width || src->height > hwfc->height)
+        return AVERROR(EINVAL);
+
     map = av_frame_alloc();
     if (!map)
         return AVERROR(ENOMEM);
@@ -851,6 +860,9 @@ static int vaapi_transfer_data_to(AVHWFramesContext *hwfc,
     if (err)
         goto fail;
 
+    map->width  = src->width;
+    map->height = src->height;
+
     err = av_frame_copy(map, src);
     if (err)
         goto fail;