diff options
Diffstat (limited to 'DOCS/xml/en/codecs.xml')
| -rw-r--r-- | DOCS/xml/en/codecs.xml | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/DOCS/xml/en/codecs.xml b/DOCS/xml/en/codecs.xml index 3e45b58e10..937b0ec15e 100644 --- a/DOCS/xml/en/codecs.xml +++ b/DOCS/xml/en/codecs.xml @@ -359,11 +359,11 @@ satisfied the requirements for <systemitem class="library">x264</systemitem>. Windows Media Audio 9 (WMAv3) (using DMO DLL) </para></listitem> <listitem><para> - AC3 Dolby audio (<emphasis role="bold">native</emphasis> code, with + AC-3 Dolby audio (<emphasis role="bold">native</emphasis> code, with MMX/SSE/3DNow! optimization) </para></listitem> <listitem><para> - AC3 passing through sound card hardware + AC-3 passing through sound card hardware </para></listitem> <listitem><para> AAC @@ -372,7 +372,7 @@ satisfied the requirements for <systemitem class="library">x264</systemitem>. Ogg Vorbis audio codec (<emphasis role="bold">native</emphasis> library) </para></listitem> <listitem><para> - RealAudio: DNET (low bitrate AC3), Cook, Sipro and ATRAC3 + RealAudio: DNET (low bitrate AC-3), Cook, Sipro and ATRAC3 </para></listitem> <listitem><para> QuickTime: Qualcomm and QDesign audio codecs @@ -395,17 +395,17 @@ satisfied the requirements for <systemitem class="library">x264</systemitem>. <!-- ********** --> <sect2 id="swac3"> -<title>Software AC3 decoding</title> +<title>Software AC-3 decoding</title> <para> -This is the default decoder used for files with AC3 audio. +This is the default decoder used for files with AC-3 audio. </para> <para> -The AC3 decoder can create audio output mixes for 2, 4, or 6 speakers. +The AC-3 decoder can create audio output mixes for 2, 4, or 6 speakers. When configured for 6 speakers, this decoder provides separate output of -all the AC3 channels to the sound driver, allowing for full "surround -sound" experience without the external AC3 decoder required to use the +all the AC-3 channels to the sound driver, allowing for full "surround +sound" experience without the external AC-3 decoder required to use the hwac3 codec. </para> @@ -415,7 +415,7 @@ channels. Use <option>-channels 2</option> for a stereo downmix. For a 4 channel downmix (Left Front, Right Front, Left Surround and Right Surround outputs), use <option>-channels 4</option>. In this case, any center channel will be mixed equally to the front channels. -<option>-channels 6</option> will output all the AC3 channels as they are +<option>-channels 6</option> will output all the AC-3 channels as they are encoded - in the order Left, Right, Left Surround, Right Surround, Center and LFE. </para> @@ -436,12 +436,12 @@ also supposed to work). <!-- ********** --> <sect2 id="hwac3"> -<title>Hardware AC3 decoding</title> +<title>Hardware AC-3 decoding</title> <para> -You need an AC3 capable sound card, with digital out (S/PDIF). The card's +You need an AC-3 capable sound card, with digital out (S/PDIF). The card's driver must properly support the AFMT_AC3 format (C-Media does). Connect -your AC3 decoder to the S/PDIF output, and use the <option>-ac +your AC-3 decoder to the S/PDIF output, and use the <option>-ac hwac3</option> option. It is experimental but known to work with C-Media cards and Soundblaster Live! + ALSA (but not OSS) drivers and DXR3/Hollywood+ MPEG decoder cards. |