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Diffstat (limited to 'DOCS/man/options.rst')
| -rw-r--r-- | DOCS/man/options.rst | 95 |
1 files changed, 82 insertions, 13 deletions
diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst index e5fe542712..ec71dd762b 100644 --- a/DOCS/man/options.rst +++ b/DOCS/man/options.rst @@ -394,8 +394,7 @@ Program Behavior ``--merge-files`` Pretend that all files passed to mpv are concatenated into a single, big - file. This uses timeline/EDL support internally. Note that this won't work - for ordered chapter files. + file. This uses timeline/EDL support internally. ``--no-resume-playback`` Do not restore playback position from the ``watch_later`` configuration @@ -539,7 +538,7 @@ Video filters all frames, but doesn't render them on the VO. It tries to query the display FPS (X11 only, not correct on multi-monitor systems), or assumes infinite display FPS if that fails. Drops are indicated in - the terminal status line as ``D:`` field. If the decoder is too slow, + the terminal status line as ``Dropped:`` field. If the decoder is too slow, in theory all frames would have to be dropped (because all frames are too late) - to avoid this, frame dropping stops if the effective framerate is below 10 FPS. @@ -560,9 +559,13 @@ Video ``--display-fps=<fps>`` Set the display FPS used with the ``--video-sync=display-*`` modes. By - default, a detected value is used (X11 only, not correct on multi-monitor - systems). Keep in mind that setting an incorrect value (even if slightly - incorrect) can ruin video playback. + default, a detected value is used. Keep in mind that setting an incorrect + value (even if slightly incorrect) can ruin video playback. On multi-monitor + systems, there is a chance that the detected value is from the wrong + monitor. + + Set this option only if you have reason to believe the automatically + determined value is wrong. ``--hwdec=<api>`` Specify the hardware video decoding API that should be used if possible. @@ -975,7 +978,7 @@ Audio There is not much reason to use this. HDMI supports uncompressed multichannel PCM, and mpv supports lossless DTS-HD decoding via - FFmpeg's libdcadec wrapper. + FFmpeg's new DCA decoder (based on libdcadec). ``--ad=<[+|-]family1:(*|decoder1),[+|-]family2:(*|decoder2),...[-]>`` Specify a priority list of audio decoders to be used, according to their @@ -1089,8 +1092,8 @@ Audio This and enabling passthrough via ``--ad`` are deprecated in favor of using ``--audio-spdif=dts-hd``. -``--audio-channels=<number|layout>`` - Request a channel layout for audio output (default: auto). This will ask +``--audio-channels=<auto|number|layout>`` + Request a channel layout for audio output (default: stereo). This will ask the AO to open a device with the given channel layout. It's up to the AO to accept this layout, or to pick a fallback or to error out if the requested layout is not supported. @@ -1103,9 +1106,10 @@ Audio lists speaker names, which can be used to express arbitrary channel layouts (e.g. ``fl-fr-lfe`` is 2.1). - The default is ``--audio-channels=auto``, which tries to play audio using - the input file's channel layout. (Or more precisely, the output of the - audio filter chain.) (``empty`` is an accepted obsolete alias for ``auto``.) + ``--audio-channels=auto`` tries to play audio using the input file's + channel layout. There is no guarantee that the audio API handles this + correctly. See the HDMI warning below. + (``empty`` is an accepted obsolete alias for ``auto``.) This will also request the channel layout from the decoder. If the decoder does not support the layout, it will fall back to its native channel layout. @@ -1124,6 +1128,16 @@ Audio channel layout, random things can happen, such as dropping the additional channels, or adding noise. +``--audio-normalize-downmix=<yes|no>`` + Enable/disable normalization if surround audio is downmixed to stereo + (default: no). If this is disabled, downmix can cause clipping. If it's + enabled, the output might be too silent. It depends on the source audio. + + Technically, this changes the ``normalize`` suboption of the + ``lavrresample`` audio filter, which performs the downmixing. + + If downmix happens outside of mpv for some reason, this has no effect. + ``--audio-display=<no|attachment>`` Setting this option to ``attachment`` (default) will display image attachments (e.g. album cover art) when playing audio files. It will @@ -1381,7 +1395,7 @@ Subtitles .. admonition:: Warning Enabling hinting can lead to mispositioned text (in situations it's - supposed to match up with video background), or reduce the smoothness + supposed to match up video background), or reduce the smoothness of animations with some badly authored ASS scripts. It is recommended to not use this option, unless really needed. @@ -3538,3 +3552,58 @@ Miscellaneous Force the contents of the ``media-title`` property to this value. Useful for scripts which want to set a title, without overriding the user's setting in ``--title``. + +``--external-file=<filename>`` + Add all tracks from the given file. Unlike ``--sub-file`` and + ``--audio-file``, this includes all tracks, and does not cause default + stream selection over the "proper" file. + +``--lavfi-complex=<string>`` + Set a "complex" libavfilter filter, which means a single filter graph can + take input from multiple source audio and video tracks. The graph can result + in a single audio or video output (or both). + + Currently, the filter graph labels are used to select the participating + input tracks and audio/video output. The following rules apply: + + - A label of the form ``aidN`` selects audio track N as input (e.g. + ``aid1``). + - A label of the form ``vidN`` selects video track N as input. + - A label named ``ao`` will be connected to the audio input. + - A label named ``vo`` will be connected to the video output. + + Each label can be used only once. If you want to use e.g. an audio stream + for multiple filters, you need to use the ``asplit`` filter. Multiple + video or audio outputs are not possible, but you can use filters to merge + them into one. + + The complex filter can not be changed yet during playback. It's also not + possible to change the tracks connected to the filter at runtime. Other + tracks, as long as they're not connected to the filter, and the + corresponding output is not connected to the filter, can still be freely + changed. + + Note that the normal filter chains (``--af``, ``--vf``) are applied between + the complex graphs (e.g. ``ao`` label) and the actual output. + + .. admonition:: Examples + + - ``--lavfi-complex='[aid1] asplit [ao] [t] ; [t] aphasemeter [vo]'`` + Play audio track 1, and visualize it as video using the ``aphasemeter`` + filter. + - ``--lavfi-complex='[aid1] [aid2] amix [ao]'`` + Play audio track 1 and 2 at the same time. + - ``--lavfi-complex='[vid1] [vid2] vstack [vo]'`` + Stack video track 1 and 2 and play them at the same time. Note that + both tracks need to have the same width, or filter initialization + will fail (you can add ``scale`` filters before the ``vstack`` filter + to fix the size). + - ``--lavfi-complex='[aid1] asplit [ao] [t] ; [t] aphasemeter [t2] ; [vid1] [t2] overlay [vo]'`` + Play audio track 1, and overlay its visualization over video track 1. + - ``--lavfi-complex='[aid1] asplit [t1] [ao] ; [t1] showvolume [t2] ; [vid1] [t2] overlay [vo]'`` + Play audio track 1, and overlay the measured volume for each speaker + over video track 1. + + See the FFmpeg libavfilter documentation for details on the filter. + + |