From 0b8742521fa226dd0467d7a7f457b5018d96b22a Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Sun, 10 Nov 2019 21:09:51 -0300
Subject: [PATCH] avcodec/av1_parser: export bitstream timing info when
 available

Based on h264_parser code.

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavcodec/av1_parser.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavcodec/av1_parser.c b/libavcodec/av1_parser.c
index b916608d65..510cad987b 100644
--- a/libavcodec/av1_parser.c
+++ b/libavcodec/av1_parser.c
@@ -157,6 +157,9 @@ static int av1_parser_parse(AVCodecParserContext *ctx,
         av_assert2(ctx->format != AV_PIX_FMT_NONE);
     }
 
+    if (avctx->framerate.num)
+        avctx->time_base = av_inv_q(av_mul_q(avctx->framerate, (AVRational){avctx->ticks_per_frame, 1}));
+
 end:
     ff_cbs_fragment_reset(s->cbc, td);