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| author | Tobias Rapp <t.rapp@noa-archive.com> | 2017-03-06 08:53:28 +0100 |
|---|---|---|
| committer | Tobias Rapp <t.rapp@noa-archive.com> | 2017-03-17 11:55:16 +0100 |
| commit | 205b8fd078e50aa3f7f401646dbb73de1bb35a10 (patch) | |
| tree | abbe5fa686d8d01a1c3bde998e712e5c26f6a561 /libavcodec/v210enc.c | |
| parent | 8db301deadfcf113fb274881e65afcbe3e1bd645 (diff) | |
| download | ffmpeg-205b8fd078e50aa3f7f401646dbb73de1bb35a10.tar.gz | |
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>
Diffstat (limited to 'libavcodec/v210enc.c')
| -rw-r--r-- | libavcodec/v210enc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/v210enc.c b/libavcodec/v210enc.c index d3a8e26bc1..a6afbbfc41 100644 --- a/libavcodec/v210enc.c +++ b/libavcodec/v210enc.c @@ -110,6 +110,9 @@ FF_ENABLE_DEPRECATION_WARNINGS ff_v210enc_init(s); + avctx->bits_per_coded_sample = 20; + avctx->bit_rate = ff_guess_coded_bitrate(avctx) * 16 / 15; + return 0; } |