打开一个MP4，只能播放2～3秒的音乐，还不是从头开始的，没有画面，然后就自动关闭了。用VLC试了一下，也是无法播放视频，而且VLC播放的时候，一点声音都不出。这个视频用Microsoft Edge浏览器都可以正常播放。

另外，升级之后闪屏闪得有点频繁，就像Windows下更新显卡驱动那样，屏幕跳一下黑一下，再回来。

以下是视频的日志文件：

2022-01-23, 14:21:37.208 [Info ] [ ] configPath "/home/king/.config/deepin/deepin-movie/config.conf"
2022-01-23, 14:21:37.208 [Info ] [ ] keys ("base.decode.select", "base.general.last_open_path", "base.general.pad_load_path", "base.play.addsimilar", "base.play.disable_interop", "base.play.emptylist", "base.play.forced_interop", "base.play.global_volume", "base.play.hwaccel", "base.play.last_volume", "base.play.light_theme", "base.play.mousepreview", "base.play.multiinstance", "base.play.mute", "base.play.pauseonmin", "base.play.playlist_pos", "base.play.playmode", "base.play.resumelast", "base.play.showInthumbnailmode", "base.screenshot.location", "set.start.crash", "shortcuts.file.enable", "shortcuts.file.open_file", "shortcuts.file.playlist_next", "shortcuts.file.playlist_prev", "shortcuts.frame_sound.enable", "shortcuts.frame_sound.mini", "shortcuts.frame_sound.mute", "shortcuts.frame_sound.next_frame", "shortcuts.frame_sound.previous_frame", "shortcuts.frame_sound.vol_down", "shortcuts.frame_sound.vol_up", "shortcuts.play.accel", "shortcuts.play.decel", "shortcuts.play.delete_from_playlist", "shortcuts.play.enable", "shortcuts.play.exitfullscreen", "shortcuts.play.fullscreen", "shortcuts.play.movie_info", "shortcuts.play.pause_play", "shortcuts.play.playlist", "shortcuts.play.reset", "shortcuts.play.seek_backward", "shortcuts.play.seek_forward", "shortcuts.screenshot.burst_screenshot", "shortcuts.screenshot.enable", "shortcuts.screenshot.screenshot", "shortcuts.sub.enable", "shortcuts.sub.sub_backward", "shortcuts.sub.sub_forward", "subtitle.font.family", "subtitle.font.size")
2022-01-23, 14:21:37.239 [Info ] [ ] "machine: x86_64"
2022-01-23, 14:21:37.239 [Info ] [ ] match x86
2022-01-23, 14:21:37.260 [Info ] [ ] inspur check : "Dell Inc."
2022-01-23, 14:21:37.260 [Info ] [ ] drm driver i915
2022-01-23, 14:21:37.260 [Info ] [ ] drm driver i915
2022-01-23, 14:21:37.260 [Info ] [ ] From gsetting, composition about opengl : "Default"
2022-01-23, 14:21:37.260 [Info ] [ ] composited: true
2022-01-23, 14:21:37.260 [Warning] [ ] getPlayProperty file path error!!!!!
2022-01-23, 14:21:37.260 [Info ] [ ] CompositingManager Composited is true
2022-01-23, 14:21:37.260 [Info ] [ ] composited = true
2022-01-23, 14:21:37.291 [Info ] [ ] "#ffffff"
2022-01-23, 14:21:37.292 [Info ] [ ] "#ffffff"
2022-01-23, 14:21:37.292 [Warning] [ ] QLayout: Attempting to add QLayout "" to QWidget "bottomToolButtonWidget", which already has a layout
2022-01-23, 14:21:37.292 [Warning] [ ] QLayout: Attempting to add QLayout "" to QWidget "bottomToolButtonWidget", which already has a layout
2022-01-23, 14:21:37.292 [Warning] [ ] QLayout: Attempting to add QLayout "" to QWidget "bottomToolButtonWidget", which already has a layout
2022-01-23, 14:21:37.292 [Warning] [ ] QLayout: Attempting to add QLayout "" to QWidget "bottomToolButtonWidget", which already has a layout
2022-01-23, 14:21:37.293 [Warning] [ ] QLayout: Attempting to add QLayout "" to QWidget "bottomToolButtonWidget", which already has a layout
2022-01-23, 14:21:37.297 [Warning] [dthememanager.cpp Dtk::Widget::DThemeManagerPrivate::registerWidget 279] can not load qss with out filename dmr::Tip(0x55cc7d03c750)
2022-01-23, 14:21:37.301 [Warning] [dthememanager.cpp Dtk::Widget::DThemeManagerPrivate::registerWidget 279] can not load qss with out filename dmr::Tip(0x55cc7d0a9730)
2022-01-23, 14:21:37.303 [Warning] [dthememanager.cpp Dtk::Widget::DThemeManagerPrivate::registerWidget 279] can not load qss with out filename dmr::Tip(0x55cc7d0a3f00)
2022-01-23, 14:21:37.305 [Info ] [ ]
2022-01-23, 14:21:37.306 [Info ] [ ] "Playback" QVariant(QString, "true")
2022-01-23, 14:21:37.306 [Info ] [ ] "Fullscreen" QKeySequence("Alt+Return") "Alt+Return"
2022-01-23, 14:21:37.306 [Info ] [ ] "Frame/Sound" QVariant(QString, "true")
2022-01-23, 14:21:37.306 [Info ] [ ] "Screenshot" QVariant(QString, "true")
2022-01-23, 14:21:37.306 [Info ] [ ] "Subtitle" QVariant(QString, "true")
2022-01-23, 14:21:37.306 [Info ] [ ] "File" QVariant(QString, "true")
2022-01-23, 14:21:37.306 [Info ] [ ] onBindingsChanged
2022-01-23, 14:21:37.306 [Info ] [ ] updateMainActionsForMovie
2022-01-23, 14:21:37.306 [Info ] [ ] codepage "auto"
2022-01-23, 14:21:37.306 [Info ] [ ] reflectActionToUI dmr::ActionFactory::DefaultFrame
2022-01-23, 14:21:37.377 [Warning] [ ] QPropertyAnimation: you're trying to animate a non-existing property fps of your QObject
2022-01-23, 14:21:37.377 [Warning] [ ] QPropertyAnimation: you're trying to animate a non-existing property fps of your QObject
2022-01-23, 14:21:37.377 [Warning] [ ] QPropertyAnimation: you're trying to animate a non-existing property fps of your QObject
2022-01-23, 14:21:37.377 [Warning] [ ] QPropertyAnimation: you're trying to animate a non-existing property fps of your QObject
2022-01-23, 14:21:37.377 [Info ] [ ] actionKind = dmr::ActionFactory::OrderPlay fromUI false
2022-01-23, 14:21:37.377 [Info ] [ ] reflectActionToUI dmr::ActionFactory::OrderPlay
2022-01-23, 14:21:37.383 [Info ] [ ] session Path is : "/org/freedesktop/login1/session/_32"
2022-01-23, 14:21:37.384 [Info ] [ ] moveEvent 进入moveEvent
2022-01-23, 14:21:37.384 [Info ] [ ] resizeEvent QRect(295,116 850x600)
2022-01-23, 14:21:37.389 [Info ] [ ] showEvent
2022-01-23, 14:21:37.679 [Warning] [ ] QWidget::setMinimumSize: (/QListWidget) Negative sizes (-105,288) are not possible
2022-01-23, 14:21:37.738 [Info ] [ ] collectionJob 0 index is -1 QUrl("file:///home/king/Desktop/《一起向未来》手势舞.mp4")
2022-01-23, 14:21:37.738 [Info ] [ ] append "《一起向未来》手势舞.mp4"
2022-01-23, 14:21:37.738 [Info ] [ ] collectionJob 0 index is -1 QUrl("file:///home/king/Desktop/yqxwl.mp4")
2022-01-23, 14:21:37.738 [Info ] [ ] append "yqxwl.mp4"
2022-01-23, 14:21:37.738 [Info ] [ ] input size 2 output size 2 _pendingJob: 2
2022-01-23, 14:21:37.738 [Info ] [ ] not wayland
2022-01-23, 14:21:37.741 [Info ] [ ] addPlayFile
2022-01-23, 14:21:37.744 [Info ] [ ] load cached thumb QUrl("file:///home/king/Desktop/《一起向未来》手势舞.mp4")
2022-01-23, 14:21:37.764 [Info ] [ ] tag: major_brand isom
2022-01-23, 14:21:37.764 [Info ] [ ] tag: minor_version 512
2022-01-23, 14:21:37.764 [Info ] [ ] tag: compatible_brands isomiso2avc1mp41
2022-01-23, 14:21:37.764 [Info ] [ ] tag: encoder Lavf55.33.100
2022-01-23, 14:21:37.764 [Info ] [ ] input size 1 output size 0 _pendingJob: 0
2022-01-23, 14:21:37.764 [Info ] [ ] playByName QUrl("file:///home/king/Desktop/yqxwl.mp4") id: -1
2022-01-23, 14:21:37.764 [Info ] [ ] appendItems
2022-01-23, 14:21:37.764 [Warning] [ ] QWidget::setMinimumSize: (playItemWidget/dmr::PlayItemWidget) Negative sizes (-130,36) are not possible
2022-01-23, 14:21:37.764 [Warning] [ ] QWidget::setMinimumSize: (/Dtk::Widget::DLabel) Negative sizes (-180,0) are not possible
2022-01-23, 14:21:37.765 [Warning] [ ] QWidget::setMaximumSize: (/Dtk::Widget::DLabel) Negative sizes (-180,16777215) are not possible
2022-01-23, 14:21:37.765 [Warning] [dthememanager.cpp Dtk::Widget::DThemeManagerPrivate::registerWidget 279] can not load qss with out filename dmr::Tip(0x55cc7d58eca0)
2022-01-23, 14:21:37.768 [Info ] [ ] updateItemStates 1 current = -1
2022-01-23, 14:21:37.768 [Info ] [ ]
2022-01-23, 14:21:37.768 [Info ] [ ] onPlaylistAsyncAppendFinished id is: -1
2022-01-23, 14:21:37.768 [Info ] [ ] save QUrl("file:///home/king/Desktop/《一起向未来》手势舞.mp4")
2022-01-23, 14:21:37.772 [Info ] [ ] loadPlaylist
2022-01-23, 14:21:37.772 [Warning] [ ] QWidget::setMinimumSize: (playItemWidget/dmr::PlayItemWidget) Negative sizes (-130,36) are not possible
2022-01-23, 14:21:37.772 [Warning] [ ] QWidget::setMinimumSize: (/Dtk::Widget::DLabel) Negative sizes (-180,0) are not possible
2022-01-23, 14:21:37.772 [Warning] [ ] QWidget::setMaximumSize: (/Dtk::Widget::DLabel) Negative sizes (-180,16777215) are not possible
2022-01-23, 14:21:37.772 [Warning] [dthememanager.cpp Dtk::Widget::DThemeManagerPrivate::registerWidget 279] can not load qss with out filename dmr::Tip(0x55cc7d0d0d20)
2022-01-23, 14:21:37.774 [Info ] [ ] updateItemStates 1 current = -1
2022-01-23, 14:21:37.800 [Info ] [ ] tag: major_brand isom
2022-01-23, 14:21:37.800 [Info ] [ ] tag: minor_version 512
2022-01-23, 14:21:37.800 [Info ] [ ] tag: compatible_brands isomiso2avc1mp41
2022-01-23, 14:21:37.800 [Info ] [ ] tag: encoder Lavf55.33.100
2022-01-23, 14:21:37.800 [Info ] [ ] load cached thumb QUrl("file:///home/king/Desktop/yqxwl.mp4")
2022-01-23, 14:21:37.800 [Info ] [ ] appendItems
2022-01-23, 14:21:37.800 [Warning] [ ] QWidget::setMinimumSize: (playItemWidget/dmr::PlayItemWidget) Negative sizes (-130,36) are not possible
2022-01-23, 14:21:37.800 [Warning] [ ] QWidget::setMinimumSize: (/Dtk::Widget::DLabel) Negative sizes (-180,0) are not possible
2022-01-23, 14:21:37.800 [Warning] [ ] QWidget::setMaximumSize: (/Dtk::Widget::DLabel) Negative sizes (-180,16777215) are not possible
2022-01-23, 14:21:37.800 [Warning] [dthememanager.cpp Dtk::Widget::DThemeManagerPrivate::registerWidget 279] can not load qss with out filename dmr::Tip(0x55cc7d462d10)
2022-01-23, 14:21:37.803 [Info ] [ ] updateItemStates 2 current = -1
2022-01-23, 14:21:37.803 [Info ] [ ]
2022-01-23, 14:21:37.803 [Info ] [ ] changeCurrent 1
2022-01-23, 14:21:37.803 [Info ] [ ] tryPlayCurrent
2022-01-23, 14:21:37.855 [Info ] [ ] deepin-movie hwdec: "libva info: VA-API version 1.4.0\nlibva info: va_getDriverName() returns 0\nlibva info: Trying to open /usr/lib/x86_64-linux-gnu/dri/i965_drv_video.so\nlibva info: Found init function __vaDriverInit_1_4\nlibva info: va_openDriver() returns 0\n"
2022-01-23, 14:21:37.977 [Info ] [ ] -------- set gpu-hwdec-interop = "auto" [detected]
2022-01-23, 14:21:37.977 [Info ] [ ] mpv_init vo: ""
2022-01-23, 14:21:37.977 [Info ] [ ] mpv_init hwdec: ""
2022-01-23, 14:21:37.978 [Info ] [ ] load ":/resources/profiles/composited.profile"
2022-01-23, 14:21:37.978 [Info ] [ ] "#disabled temporary, slow for 4k videos" ("#disabled temporary, slow for 4k videos")
2022-01-23, 14:21:37.978 [Info ] [ ] "#scale=spline36" ("#scale", "spline36")
2022-01-23, 14:21:37.978 [Info ] [ ] "#cscale=spline36" ("#cscale", "spline36")
2022-01-23, 14:21:37.978 [Info ] [ ] "#dscale=mitchell" ("#dscale", "mitchell")
2022-01-23, 14:21:37.978 [Info ] [ ] "#dither-depth=auto" ("#dither-depth", "auto")
2022-01-23, 14:21:37.978 [Info ] [ ] "#correct-downscaling=yes" ("#correct-downscaling", "yes")
2022-01-23, 14:21:37.978 [Info ] [ ] "#sigmoid-upscaling=yes" ("#sigmoid-upscaling", "yes")
2022-01-23, 14:21:37.978 [Info ] [ ] "#deband=yes" ("#deband", "yes")
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#disabled temporary, slow for 4k videos" = ""
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#scale" = "spline36"
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#cscale" = "spline36"
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#dscale" = "mitchell"
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#dither-depth" = "auto"
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#correct-downscaling" = "yes"
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#sigmoid-upscaling" = "yes"
2022-01-23, 14:21:37.978 [Info ] [ ] ignore(commented out) "#deband" = "yes"
2022-01-23, 14:21:37.978 [Info ] [ ] mpv_init First set mpv propertys!!
2022-01-23, 14:21:37.979 [Info ] [ ] MpvGLWidget开始initMpvFuns
2022-01-23, 14:21:38.032 [Info ] [ ] GL resize 850 600
2022-01-23, 14:21:38.034 [Info ] [ ] (QVariant(QString, "loadfile"), QVariant(QString, "/home/king/Desktop/yqxwl.mp4"))
2022-01-23, 14:21:38.034 [Info ] [ ] play Set mpv propertys!!
2022-01-23, 14:21:38.034 [Info ] [ ] updateItemStates 2 current = 1
2022-01-23, 14:21:38.035 [Info ] [ ] updateItemStates 2 current = 1
2022-01-23, 14:21:38.035 [Info ] [ ] save QUrl("file:///home/king/Desktop/《一起向未来》手势舞.mp4")
2022-01-23, 14:21:38.035 [Info ] [ ] save QUrl("file:///home/king/Desktop/yqxwl.mp4")
2022-01-23, 14:21:38.041 [Info ] [ ] idle
2022-01-23, 14:21:38.491 [Info ] [ ] start-file
2022-01-23, 14:21:38.491 [Info ] [ ] tracks-changed
2022-01-23, 14:21:38.491 [Info ] [ ] ()
2022-01-23, 14:21:38.491 [Info ] [ ] (QMap(("external", QVariant(bool, false))("external-filename", QVariant(Invalid))("id", QVariant(qlonglong, 1))("lang", QVariant(Invalid))("selected", QVariant(bool, true))("title", QVariant(QString, "[internal]"))("type", QVariant(QString, "audio"))))
2022-01-23, 14:21:38.492 [Info ] [ ]
2022-01-23, 14:21:38.492 [Info ] [ ] updateMainActionsForMovie
2022-01-23, 14:21:38.494 [Info ] [ ] tracks-changed
2022-01-23, 14:21:38.497 [Info ] [ ] ()
2022-01-23, 14:21:38.497 [Info ] [ ] (QMap(("external", QVariant(bool, false))("external-filename", QVariant(Invalid))("id", QVariant(qlonglong, 1))("lang", QVariant(Invalid))("selected", QVariant(bool, true))("title", QVariant(QString, "[internal]"))("type", QVariant(QString, "audio"))))
2022-01-23, 14:21:38.497 [Info ] [ ]
2022-01-23, 14:21:38.497 [Info ] [ ] updateMainActionsForMovie 2022-01-23, 14:21:38.499 [Info ] [ ] audio-reconfig
2022-01-23, 14:21:38.499 [Info ] [ ] file-loaded
2022-01-23, 14:21:38.499 [Info ] [ ] hwdec-interop QVariant(QString, "auto") codec: QVariant(QString, "h264 (H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10)") format: QVariant(QString, "h264")
2022-01-23, 14:21:38.499 [Info ] [ ] handle_mpv_events Set mpv propertys!!
2022-01-23, 14:21:38.499 [Info ] [ ] update sub "Arial" 20
2022-01-23, 14:21:38.500 [Info ] [ ] model _userRequestingItem false state dmr::PlayerEngine::Playing
2022-01-23, 14:21:38.500 [Info ] [ ]
2022-01-23, 14:21:38.500 [Info ] [ ]
2022-01-23, 14:21:38.500 [Info ] [ ] operator() dmr::PlayerEngine::Playing
2022-01-23, 14:21:38.505 [Info ] [ ] "The name org.freedesktop.PowerManagement was not provided by any .service files"
2022-01-23, 14:21:38.505 [Info ] [ ] updateMainActionsForMovie
2022-01-23, 14:21:38.505 [Info ] [ ] reflectActionToUI dmr::ActionFactory::SelectTrack idx = 0
2022-01-23, 14:21:38.505 [Info ] [ ] reflectActionToUI dmr::ActionFactory::SelectSubtitle idx = 0
2022-01-23, 14:21:38.506 [Info ] [ ]
2022-01-23, 14:21:38.506 [Info ] [ ] resizeByConstraints
2022-01-23, 14:21:38.506 [Info ] [ ] original: QSize(850, 600) requested: QSize(468, 832) 2022-01-23, 14:21:38.506 [Info ] [ ] original: QSize(850, 600) requested: QSize(468, 832)
2022-01-23, 14:21:38.506 [Info ] [ ] resizeByConstraints
2022-01-23, 14:21:38.506 [Info ] [ ] original: QSize(850, 600) requested: QSize(468, 832) 2022-01-23, 14:21:38.506 [Info ] [ ] "pause"
2022-01-23, 14:21:38.506 [Info ] [ ] "mute"
2022-01-23, 14:21:38.506 [Info ] [ ] "volume"
2022-01-23, 14:21:38.506 [Info ] [ ] "sid"
2022-01-23, 14:21:38.506 [Info ] [ ] reflectActionToUI dmr::ActionFactory::SelectSubtitle idx = 0
2022-01-23, 14:21:38.506 [Error ] [ ] "cplayer: Invalid parameter for gpu-sw flag: on\n"
2022-01-23, 14:21:38.507 [Info ] [ ] checkErrorMpvLogsChanged "Invalid parameter for gpu-sw flag: on\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "aid"
2022-01-23, 14:21:38.507 [Info ] [ ] reflectActionToUI dmr::ActionFactory::SelectTrack idx = 0
2022-01-23, 14:21:38.507 [Info ] [ ] "dwidth"
2022-01-23, 14:21:38.507 [Info ] [ ] resizeByConstraints
2022-01-23, 14:21:38.507 [Info ] [ ] original: QSize(850, 600) requested: QSize(468, 832)
2022-01-23, 14:21:38.507 [Info ] [ ] update videoSize QSize(720, 1280)
2022-01-23, 14:21:38.507 [Info ] [ ] "dheight"
2022-01-23, 14:21:38.507 [Info ] [ ] resizeByConstraints
2022-01-23, 14:21:38.507 [Info ] [ ] original: QSize(850, 600) requested: QSize(468, 832)
2022-01-23, 14:21:38.507 [Info ] [ ] update videoSize QSize(720, 1280)
2022-01-23, 14:21:38.507 [Info ] [ ] "core-idle"
2022-01-23, 14:21:38.507 [Info ] [ ] "paused-for-cache"
2022-01-23, 14:21:38.507 [Info ] [ ] paused-for-cache QVariant(bool, false)
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: Valid values are:\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: yes\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: no\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: (passing nothing)\n"
2022-01-23, 14:21:38.507 [Error ] [ ] "cplayer: Invalid parameter for sub-visibility flag: true\n"
2022-01-23, 14:21:38.507 [Info ] [ ] checkErrorMpvLogsChanged "Invalid parameter for sub-visibility flag: true\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: Valid values are:\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: yes\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: no\n"
2022-01-23, 14:21:38.507 [Info ] [ ] "cplayer: (passing nothing)\n"
2022-01-23, 14:21:38.507 [Warning] [ ] "cplayer: Driver 'opengl-cb' has been replaced with 'libmpv'!\n"
2022-01-23, 14:21:38.507 [Info ] [ ] checkWarningMpvLogsChanged "Driver 'opengl-cb' has been replaced with 'libmpv'!\n"
2022-01-23, 14:21:38.507 [Warning] [ ] "cplayer: Driver 'opengl-cb' has been replaced with 'libmpv'!\n"
2022-01-23, 14:21:38.507 [Info ] [ ] checkWarningMpvLogsChanged "Driver 'opengl-cb' has been replaced with 'libmpv'!\n"
2022-01-23, 14:21:38.508 [Info ] [ ] "cplayer: Playing: /home/king/Desktop/yqxwl.mp4\n"
2022-01-23, 14:21:38.508 [Info ] [ ] "cplayer: (+) Video --vid=1 (*) (h264 1280x720 30.011fps)\n"
2022-01-23, 14:21:38.508 [Info ] [ ] "cplayer: (+) Audio --aid=1 (*) (aac 2ch 48000Hz)\n"
2022-01-23, 14:21:38.508 [Error ] [ ] "ffmpeg: AVHWDeviceContext: Cannot load libcuda.so.1\n"
2022-01-23, 14:21:38.508 [Info ] [ ] checkErrorMpvLogsChanged "AVHWDeviceContext: Cannot load libcuda.so.1\n"
2022-01-23, 14:21:38.508 [Error ] [ ] "ffmpeg: AVHWDeviceContext: Could not dynamically load CUDA\n"
2022-01-23, 14:21:38.508 [Info ] [ ] checkErrorMpvLogsChanged "AVHWDeviceContext: Could not dynamically load CUDA\n"
2022-01-23, 14:21:38.508 [Info ] [ ] "vd: Using hardware decoding (vaapi-copy).\n"
2022-01-23, 14:21:38.508 [Info ] [ ] "cplayer: VO: [libmpv] 1280x720 nv12\n"
2022-01-23, 14:21:38.508 [Info ] [ ] "cplayer: AO: [pulse] 48000Hz stereo 2ch float\n"