lavc/vaapi_hevc: add function to find exact va_profile for REXT

Add vaapi_parse_rext_profile and use profile constraint flags to
determine the exact va_profile for HEVC_REXT.

If profile mismatch is allowed, select Main profile by default.

Add build object in Makefile for h265_profile_level dependency.

Signed-off-by: Linjie Fu <linjie.fu@intel.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/libavcodec/vaapi_hevc.h b/libavcodec/vaapi_hevc.h
new file mode 100644
index 0000000000..b3b0e6fc1e
--- /dev/null
+++ b/libavcodec/vaapi_hevc.h
@@ -0,0 +1,27 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_VAAPI_HEVC_H
+#define AVCODEC_VAAPI_HEVC_H
+
+#include <va/va.h>
+#include "avcodec.h"
+
+VAProfile ff_vaapi_parse_hevc_rext_profile(AVCodecContext *avctx);
+
+#endif /* AVCODEC_VAAPI_HEVC_H */