avcodec/avs2_parser: parse more info

Including video resolution, framerate and picture type, etc.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/libavcodec/avs2.c b/libavcodec/avs2.c
new file mode 100644
index 0000000000..ead8687d0a
--- /dev/null
+++ b/libavcodec/avs2.c
@@ -0,0 +1,42 @@
+/*
+ * AVS2 related definitions
+ *
+ * Copyright (C) 2022 Zhao Zhili, <zhilizhao@tencent.com>
+ *
+ * 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
+ */
+
+#include "avs2.h"
+
+const AVRational ff_avs2_frame_rate_tab[16] = {
+    { 0    , 0   }, // forbid
+    { 24000, 1001},
+    { 24   , 1   },
+    { 25   , 1   },
+    { 30000, 1001},
+    { 30   , 1   },
+    { 50   , 1   },
+    { 60000, 1001},
+    { 60   , 1   },
+    { 100  , 1   },
+    { 120  , 1   },
+    { 200  , 1   },
+    { 240  , 1   },
+    { 300  , 1   },
+    { 0    , 0   }, // reserved
+    { 0    , 0   }  // reserved
+};