This still works for me on trusty:
>> avconv -loglevel debug -f pulse -i default -y test.wav\
avconv version 9.13-6:9.13-0ubuntu0.14.04.1, Copyright (c) 2000-2014 the Libav
developers
built on May 9 2014 13:34:03 with gcc 4.8 (Ubuntu 4.8.2-19ubuntu1)
configuration: --arch=amd64 --enable-pthreads --enable-runtime-cpudetect
--extra-version='6:9.13-0ubuntu0.14.04.1' --libdir=/usr/lib/x86_64-linux-gnu
--prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype
--enable-frei0r --enable-gnutls --enable-libgsm --enable-libmp3lame
--enable-librtmp --enable-libopenjpeg --enable-libopus --enable-libpulse
--enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi
--enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl
--enable-swscale --enable-libcdio --enable-x11grab --enable-libx264
--enable-libxvid --shlibdir=/usr/lib/x86_64-linux-gnu --enable-shared
--disable-static
libavutil 52. 3. 0 / 52. 3. 0
libavcodec 54. 35. 0 / 54. 35. 0
libavformat 54. 20. 4 / 54. 20. 4
libavdevice 53. 2. 0 / 53. 2. 0
libavfilter 3. 3. 0 / 3. 3. 0
libavresample 1. 0. 1 / 1. 0. 1
libswscale 2. 1. 1 / 2. 1. 1
Splitting the commandline.
Reading option '-loglevel' ... matched as option 'loglevel' (set libav* logging
level) with argument 'debug'.
Reading option '-f' ... matched as option 'f' (force format) with argument
'pulse'.
Reading option '-i' ... matched as input file with argument 'default'.
Reading option '-y' ... matched as option 'y' (overwrite output files) with
argument '1'.
Reading option 'test.wav' ... matched as output file.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option loglevel (set libav* logging level) with argument debug.
Applying option y (overwrite output files) with argument 1.
Successfully parsed a group of options.
Parsing a group of options: input file default.
Applying option f (force format) with argument pulse.
Successfully parsed a group of options.
Opening an input file: default.
[pulse @ 0x264d020] All info found
[pulse @ 0x264d020] Estimating duration from bitrate, this may be inaccurate
Guessed Channel Layout for Input Stream #0.0 : stereo
Input #0, pulse, from 'default':
Duration: N/A, start: 0.635570, bitrate: N/A
Stream #0.0, 1, 1/1000000: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536
kb/s
Successfully openened the file.
Parsing a group of options: output file test.wav.
Successfully parsed a group of options.
Opening an output file: test.wav.
Successfully openened the file.
[abuffer source @ 0x264dd20] Setting value '1/48000' for key 'time_base'
[abuffer source @ 0x264dd20] Setting value '48000' for key 'sample_rate'
[abuffer source @ 0x264dd20] Setting value 's16' for key 'sample_fmt'
[abuffer source @ 0x264dd20] Setting value '0x3' for key 'channel_layout'
[abuffer @ 0x2657e80] tb:1/48000 samplefmt:s16 samplerate: 48000 ch layout:0x3
[aformat filter @ 0x264e0c0] Setting value 's16' for key 'sample_fmts'
[abuffersink @ 0x264e4a0] auto-inserting filter 'auto-inserted fifo 0' between
the filter 'audio format for output stream 0:0' and the filter 'output stream
0:0'
Output #0, wav, to 'test.wav':
Metadata:
ISFT : Lavf54.20.4
Stream #0.0, 0, 1/48000: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (pcm_s16le -> pcm_s16le)
Press ctrl-c to stop encoding
size= 420kB time=2.24 bitrate=1536.4kbits/s
video:0kB audio:420kB global headers:0kB muxing overhead 0.018136%
Received signal 2: terminating.
zsh: exit 255 avconv -loglevel debug -f pulse -i default -y test.wav
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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to libav in Ubuntu.
https://bugs.launchpad.net/bugs/1086500
Title:
avconv do not support "-f pulse"
Status in the libav multimedia framework:
Fix Released
Status in “libav” package in Ubuntu:
Fix Released
Bug description:
$ avconv -f pulse -i default test.wav
avconv version 0.8.4-4:0.8.4-0ubuntu0.12.04.1, Copyright (c) 2000-2012 the
Libav developers
built on Nov 6 2012 16:51:33 with gcc 4.6.3
Unknown input format: 'pulse'
$
Pulseaudio is the default sound system in most used distro Ubuntu
So - Pulseaudio should be supported.
Pulseaudio lets me record from "monitor" source
=> PA support is necessary to grab desktop with sound without manual switch
of source in pulseaudio control panel.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: libav-tools 4:0.8.4-0ubuntu0.12.04.1
ProcVersionSignature: Ubuntu 3.2.0-34.53-generic 3.2.33
Uname: Linux 3.2.0-34-generic x86_64
ApportVersion: 2.0.1-0ubuntu15
Architecture: amd64
Date: Tue Dec 4 19:01:53 2012
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120401)
MarkForUpload: True
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=cs_CZ.UTF-8
SHELL=/bin/bash
SourcePackage: libav
UpgradeStatus: No upgrade log present (probably fresh install)
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https://bugs.launchpad.net/libav/+bug/1086500/+subscriptions
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