[FFmpeg-trac] #2361(undetermined:new): Error message: [dshow @ 000000000249efe0] Could not enumerate video devices.
FFmpeg
trac at avcodec.org
Thu Mar 14 21:07:46 CET 2013
#2361: Error message: [dshow @ 000000000249efe0] Could not enumerate video
devices.
-------------------------------------+-------------------------------------
Reporter: | Owner:
Hotisnottheword | Status: new
Type: defect | Component:
Priority: normal | undetermined
Version: 1.1.3 | Resolution:
Keywords: dshow | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by DJX):
'''ffmpeg -f dshow -i video="UScreenCapture" output.flv'''
{{{
ffmpeg -f dshow -i video="UScreenCapture" output.flv
ffmpeg version N-50911-g9efcfbe Copyright (c) 2000-2013 the FFmpeg
developers
built on Mar 13 2013 21:31:52 with gcc 4.7.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-av
isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
--enab
le-libass --enable-libbluray --enable-libcaca --enable-libfreetype
--enable-libg
sm --enable-libilbc --enable-libmp3lame --enable-libopencore-amrnb
--enable-libo
pencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp
--enable-li
bschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora
--enable-lib
twolame --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis
--enabl
e-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 19.100 / 52. 19.100
libavcodec 55. 0.100 / 55. 0.100
libavformat 55. 0.100 / 55. 0.100
libavdevice 54. 4.100 / 54. 4.100
libavfilter 3. 45.103 / 3. 45.103
libswscale 2. 2.100 / 2. 2.100
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 2.100 / 52. 2.100
[dshow @ 00000000002eefe0] Could not enumerate video devices.
video=UScreenCapture: Input/output error
}}}
'''ffmpeg -list_devices true -f dshow -i dummy'''
{{{
ffmpeg -list_devices true -f dshow -i dummy
ffmpeg version N-50911-g9efcfbe Copyright (c) 2000-2013 the FFmpeg
developers
built on Mar 13 2013 21:31:52 with gcc 4.7.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-av
isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
--enab
le-libass --enable-libbluray --enable-libcaca --enable-libfreetype
--enable-libg
sm --enable-libilbc --enable-libmp3lame --enable-libopencore-amrnb
--enable-libo
pencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp
--enable-li
bschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora
--enable-lib
twolame --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis
--enabl
e-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 19.100 / 52. 19.100
libavcodec 55. 0.100 / 55. 0.100
libavformat 55. 0.100 / 55. 0.100
libavdevice 54. 4.100 / 54. 4.100
libavfilter 3. 45.103 / 3. 45.103
libswscale 2. 2.100 / 2. 2.100
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 2.100 / 52. 2.100
[dshow @ 000000000209efe0] DirectShow video devices
[dshow @ 000000000209efe0] Could not enumerate video devices.
[dshow @ 000000000209efe0] DirectShow audio devices
[dshow @ 000000000209efe0] "Microphone (SoundMAX Integrated"
[dshow @ 000000000209efe0] "Rear Input (SoundMAX Integrated"
dummy: Immediate exit requested
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2361#comment:2>
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