mirror of https://github.com/mpv-player/mpv
Sync -channels and -srate options with the XML docs.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14768 b3059339-0415-0410-9bf9-f77b7e298cf2
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@ -815,8 +815,10 @@ Specify the CD-ROM device (default: /dev/\:cdrom).
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.B \-channels <number>
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.B \-channels <number>
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Change the number of playback channels (default: 2).
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Change the number of playback channels (default: 2).
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If the number of output channels is bigger than the number of input channels
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If the number of output channels is bigger than the number of input channels
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empty channels are inserted (unless mixing from mono to stereo, then the mono
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empty channels are inserted with the help of the channels audio filter (unless
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channel is repeated in both output channels).
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mixing from mono to stereo, then the mono channel is repeated in both
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output channels).
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The routing will be the default routing for the channels filter.
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If the number of output channels is smaller than the number of input channels,
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If the number of output channels is smaller than the number of input channels,
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results depend on the audio decoder (\-afm).
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results depend on the audio decoder (\-afm).
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MPlayer asks the decoder to decode the audio into as many channels as
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MPlayer asks the decoder to decode the audio into as many channels as
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@ -829,8 +831,8 @@ In that case liba52 does the decoding by default and correctly downmixes the
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audio into the requested number of channels.
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audio into the requested number of channels.
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.br
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.br
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.I NOTE:
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.I NOTE:
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This option is honored by codecs (AC3 only), filters (surround) and ao drivers
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This option is honored by codecs (AC3 only), filters (surround) and audio
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(OSS at least).
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output drivers (OSS at least).
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.sp 1
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.sp 1
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Available options are:
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Available options are:
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.sp 1
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.sp 1
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@ -1095,9 +1097,14 @@ Useful for playback from CD-ROM images or VOB files with junk at the beginning.
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.
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.
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.TP
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.TP
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.B \-srate <Hz>
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.B \-srate <Hz>
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Selects the given output sampling rate, resampling if necessary.
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Selects the sample rate to be used by the sound card
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(of course sound cards have limits on this).
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If the sample frequency of your sound card is different from that
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of the current media, the resample audio filter will be inserted
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into the audio filter layer to compensate for the difference.
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The type of resampling can be controlled by the \-af-adv option.
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The type of resampling can be controlled by the \-af-adv option.
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The default is fast resampling that may cause distortion.
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The default is fast resampling that may cause distortion.
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.br
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MEncoder passes this value to LAME for resampling.
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MEncoder passes this value to LAME for resampling.
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.
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.
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.TP
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.TP
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