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声音未记录在GUVCView -可能的ALSA/插孔问题
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Stack Overflow用户
提问于 2021-05-31 14:09:57
回答 1查看 456关注 0票数 1

我似乎无法在任何集成的(使用Linux )视频/音频记录器上录制声音。我尝试从命令行中使用GUVCView,并得到以下错误:

代码语言:javascript
复制
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm_route.c:877:(find_matching_chmap) Found no matching channel map
connect(2) call to /dev/shm/jack-1000/default/jack_0 failed (err=No such file or directory)
attempt to connect to server failed
connect(2) call to /dev/shm/jack-1000/default/jack_0 failed (err=No such file or directory)
attempt to connect to server failed
ALSA lib pcm_oss.c:377:(_snd_pcm_oss_open) Unknown field port
ALSA lib pcm_oss.c:377:(_snd_pcm_oss_open) Unknown field port
ALSA lib pcm_usb_stream.c:486:(_snd_pcm_usb_stream_open) Invalid type for card
ALSA lib pcm_usb_stream.c:486:(_snd_pcm_usb_stream_open) Invalid type for card
connect(2) call to /dev/shm/jack-1000/default/jack_0 failed (err=No such file or directory)
attempt to connect to server failed
V4L2_CORE: (jpeg decoder) error while decoding frame

我已经能够记录声音与录音应用程序。

我可以用GUVCView录制视频,但是没有声音和视频一起录制。

我看到ALSA和JACK的错误正在产生。使用inxi -Fxzc0对日志进行拉出就会得到如下结果:

代码语言:javascript
复制
           Sound Server-1: ALSA v: k5.11.19-1-MANJARO running: yes 
           Sound Server-2: JACK v: 0.125.0 running: no 
           Sound Server-3: PulseAudio v: 14.2 running: yes 
           Sound Server-4: PipeWire v: 0.3.28 running: yes 

不知道下一步要做什么才能与此应用程序集成录音。

编辑:我试着打开杰克,然后尝试用GUVCView录制。从命令行:

代码语言:javascript
复制
GUVCVIEW: version 2.0.6
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (UVCIOC_CTRL_MAP) Error: No such file or directory
V4L2_CORE: (jpeg decoder) error while decoding frame
GUVCVIEW: (status) saving video to /home/avltbyzn/Videos/Webcam/video-37.mkv
ENCODER: add stream 0 to stream list
ENCODER: add stream 1 to stream list
ENCODER: (matroska) add seekhead entry 0 (max 10)
ENCODER: (matroska) add seekhead entry 1 (max 10)
AUDIO: Pulseaudio pa_stream_get_latency() failed
ENCODER: (matroska) closing context
ENCODER: (matroska) closing cluster
ENCODER: (matroska)writing cues
ENCODER: (matroska)add seekhead
ENCODER: (matroska) add seekhead entry 2 (max 10)
ENCODER: (matroska)write seekhead
ENCODER: (matroska) end duration = 9932 (9932.000000)
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回答 1

Stack Overflow用户

发布于 2022-12-03 22:30:27

也许https://sourceforge.net/projects/guvcview/的某个人会知道。点击票子,然后在那里添加你的问题。它可能需要更多的文档,比如所有的东西。

票数 0
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页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/67775351

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