VAAPI-XCB: Include vaapi.h and vasub.h only once.

Include the headerfiles vaaph.h and vasub.h only once.

modules/codec/avcodec/vaapi.h

@@ -17,6 +17,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  ****************************************************************************/
 
+#ifndef VLC_VAAPI_H
+#define VLC_VAAPI_H 1
+
 #ifdef HAVE_AVCODEC_VAAPI
 
 /* VA API connection shared structure
@@ -97,3 +100,4 @@ struct picture_sys_t
 };
 
 #endif
+#endif

modules/codec/avcodec/vasub.h

@@ -20,6 +20,7 @@
 #ifndef VLC_VAAPI_VASUB_H
 #define VLC_VAAPI_VASUB_H 1
 
+#ifdef HAVE_AVCODEC_VAAPI
 /* Check if subtitle format is supported by VA API */
 int VASubtitleFourCC(vlc_va_conn_t *vaconn, const unsigned int vafourcc, VAImageFormat *sub_fmt, int *flags);
 int FindVAFourCC(vlc_va_conn_t *vaconn, VAImageFormat *fmt, vlc_fourcc_t *i_chroma, int32_t *i_bits_per_pixel);
@@ -56,3 +57,5 @@ subpicture_cache_t *RenderDirectSubpicture(vlc_object_t *obj, vlc_va_conn_t *vac
 int RenderCachedSubpictures(vlc_object_t *obj, vlc_va_conn_t *vaconn, vlc_array_t *cache_array, const int cache_id,
                             picture_t *picture, subpicture_t *subpicture);
 #endif
+
+#endif