[FFmpeg-devel] [V3 3/4] doc/codecs: document the -hwaccel_flags option.

Jun Zhao mypopydev at gmail.com
Mon Oct 9 10:50:10 EEST 2017

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From 2c5609811a1bad27fed802c674c9fb095edbb59b Mon Sep 17 00:00:00 2001
From: Jun Zhao <jun.zhao at intel.com>
Date: Mon, 9 Oct 2017 02:41:37 -0400
Subject: [V3 3/4] doc/codecs: document the -hwaccel_flags option.

Signed-off-by: Jun Zhao <jun.zhao at intel.com>
 doc/codecs.texi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/doc/codecs.texi b/doc/codecs.texi
index 40f64fe4c8..2d23a11b7f 100644
--- a/doc/codecs.texi
+++ b/doc/codecs.texi
@@ -1279,6 +1279,20 @@ ffprobe -dump_separator "
 Maximum number of pixels per image. This value can be used to avoid out of
 memory failures due to large images.
+ at item  -hwaccel_flags  @var{flags} (@emph{decoding,video})
+Possible values:
+ at table @samp
+ at item ignore_level
+ignore level even if the codec level used is unknown or higher than the maximum
+supported level reported by the hardware driver
+ at item allow_high_depth
+allow to output YUV pixel formats with a different chroma sampling than 4:2:0
+and/or other than 8 bits per component
+ at item allow_profile_mismatch
+attempt to decode anyway if HW accelerated decoder's supported profiles do not
+exactly match the stream
+ at end table
 @item apply_cropping @var{bool} (@emph{decoding,video})
 Enable cropping if cropping parameters are multiples of the required
 alignment for the left and top parameters. If the alignment is not met the

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