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author | wm4 <wm4@nowhere> | 2017-12-26 05:53:44 +0100 |
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committer | Kevin Mitchell <kevmitch@gmail.com> | 2017-12-28 00:59:22 -0700 |
commit | d480b1261b92fcf2ba08bd0934a86e65220d8950 (patch) | |
tree | 464727c200327988e615e13478f5b7c1f4c0b4b8 /DOCS/man | |
parent | f6a582e0b29daa9053ba782fd0d6bc787d01e5db (diff) | |
download | mpv-d480b1261b92fcf2ba08bd0934a86e65220d8950.tar.bz2 mpv-d480b1261b92fcf2ba08bd0934a86e65220d8950.tar.xz |
vd_lavc: add an option to explicitly workaround x264 4:4:4 bug
Technically, the user could just use --vd-lavc-o with the same result.
But I find it better to make this an explicit option, so we can document
the ups and downs, and also avoid setting it for non-h264.
Diffstat (limited to 'DOCS/man')
-rw-r--r-- | DOCS/man/options.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst index e76f5a115a..baf8f3a6d5 100644 --- a/DOCS/man/options.rst +++ b/DOCS/man/options.rst @@ -1159,6 +1159,18 @@ Video on the machine and use that, up to the maximum of 16. You can set more than 16 threads manually. +``--vd-lavc-assume-old-x264=<yes|no>`` + Assume the video was encoded by an old, buggy x264 version (default: no). + Normally, this is autodetected by libavcodec. But if the bitstream contains + no x264 version info (or it was somehow skipped), and the stream was in fact + encoded by an old x264 version (build 150 or earlier), and if the stream + uses ``4:4:4`` chroma, then libavcodec will by default show corrupted video. + This option sets the libavcodec ``x264_build`` option to ``150``, which + means that if the stream contains no version info, or was not encoded by + x264 at all, it assumes it was encoded by the old version. Enabling this + option is pretty safe if you want your broken files to work, but in theory + this can break on streams not encoded by x264, or if a stream encoded by a + newer x264 version contains no version info. Audio |