[FFmpeg-devel] [PATCH 2/2] Document new 'blocksize' option of 'pipe' protocol
Andrey Utkin
andrey.krieger.utkin at gmail.com
Wed Jul 31 14:22:02 CEST 2013
---
doc/protocols.texi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/doc/protocols.texi b/doc/protocols.texi
index e8427aa..bae05d5 100644
--- a/doc/protocols.texi
+++ b/doc/protocols.texi
@@ -325,6 +325,16 @@ ffmpeg -i test.wav -f avi pipe:1 | cat > test.avi
ffmpeg -i test.wav -f avi pipe: | cat > test.avi
@end example
+This protocol accepts the following options:
+
+ at table @option
+ at item blocksize
+Set I/O operation maximum block size, in bytes. Default value is
+ at code{INT_MAX}, which results in not limiting the requested block size.
+Setting this value reasonably low improves user termination request reaction
+time, which is valuable if data transmission is slow.
+ at end table
+
Note that some formats (typically MOV), require the output protocol to
be seekable, so they will fail with the pipe output protocol.
--
1.8.1.5
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