[FFmpeg-devel] [PATCH] Document ffmpeg -formats

Daniel Verkamp daniel
Fri Feb 20 03:35:03 CET 2009


As in $subject.

Please inspect these carefully, as I have only made my best guess at
what they actually mean (since they aren't documented :).

-- Daniel Verkamp
-------------- next part --------------
>From 23b080ad2f94ca6b74a9543396aaf1d554202bd5 Mon Sep 17 00:00:00 2001
From: Daniel Verkamp <daniel at drv.nu>
Date: Thu, 19 Feb 2009 20:32:35 -0600
Subject: [PATCH] Document -formats

 doc/ffmpeg-doc.texi |   18 +++++++++++++++++-
 1 files changed, 17 insertions(+), 1 deletions(-)

diff --git a/doc/ffmpeg-doc.texi b/doc/ffmpeg-doc.texi
index bb093f7..20b49f4 100644
--- a/doc/ffmpeg-doc.texi
+++ b/doc/ffmpeg-doc.texi
@@ -229,7 +229,23 @@ Show help.
 Show version.
 @item -formats
-Show available formats, codecs, protocols, ...
+Show available formats, codecs, bitstream filters, protocols, and frame size and frame rate abbreviations.
+The fields preceding the format and codec names have the following meanings:
+ at table @samp
+ at item D
+Decoding available
+ at item E
+Encoding available
+ at item V/A/S
+Video/audio/subtitle codec
+ at item S
+Decoder can use draw_horiz_band callback
+ at item D
+Codec uses get_buffer() for allocating buffers
+ at item T
+Codec can handle input truncated at random locations instead of only at frame boundaries
+ at end table
 @item -f @var{fmt}
 Force format.

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