ALSA demuxer: use av_gettime and a timefilter.

[ffmpeg] / doc / demuxers.texi

diff --git a/doc/demuxers.texi b/doc/demuxers.texi
index 4168fc10c637e181f0ba3d9090ea914f602b8614..ffaadfe4f91a9aee996a523f80d26b376821e1b7 100644 (file)
--- a/doc/demuxers.texi
+++ b/doc/demuxers.texi
@@ -1,10 +1,10 @@
 @chapter Demuxers
 @c man begin DEMUXERS
 
-Demuxers are configured elements in Libav which allow to read the
+Demuxers are configured elements in FFmpeg which allow to read the
 multimedia streams from a particular type of file.
 
-When you configure your Libav build, all the supported demuxers
+When you configure your FFmpeg build, all the supported demuxers
 are enabled by default. You can list all available ones using the
 configure option "--list-demuxers".
 
@@ -72,5 +72,7 @@ This demuxer presents all AVStreams from all variant streams.
 The id field is set to the bitrate variant index number. By setting
 the discard flags on AVStreams (by pressing 'a' or 'v' in ffplay),
 the caller can decide which variant streams to actually receive.
+The total bitrate of the variant that the stream belongs to is
+available in a metadata key named "variant_bitrate".
 
 @c man end INPUT DEVICES