From 205b8fd078e50aa3f7f401646dbb73de1bb35a10 Mon Sep 17 00:00:00 2001
From: Tobias Rapp <t.rapp@noa-archive.com>
Date: Mon, 6 Mar 2017 08:53:28 +0100
Subject: avcodec: estimate output bitrate for uncompressed video codecs

Allows to get a more realistic total bitrate (and estimated file size)
in avi_write_header. Previously a static default value of 200k was
assumed.

Adds an internal helper function for bitrate guessing.

Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavcodec/y41penc.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libavcodec/y41penc.c')

diff --git a/libavcodec/y41penc.c b/libavcodec/y41penc.c
index 94acc343fb..ca94a3c171 100644
--- a/libavcodec/y41penc.c
+++ b/libavcodec/y41penc.c
@@ -31,6 +31,7 @@ static av_cold int y41p_encode_init(AVCodecContext *avctx)
     }
 
     avctx->bits_per_coded_sample = 12;
+    avctx->bit_rate = ff_guess_coded_bitrate(avctx);
 
     return 0;
 }
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