diff options
Diffstat (limited to 'DOCS/xml/en/encoding-guide.xml')
| -rw-r--r-- | DOCS/xml/en/encoding-guide.xml | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/DOCS/xml/en/encoding-guide.xml b/DOCS/xml/en/encoding-guide.xml index 0141e4dba0..fab2e12ab1 100644 --- a/DOCS/xml/en/encoding-guide.xml +++ b/DOCS/xml/en/encoding-guide.xml @@ -1517,14 +1517,14 @@ to get a list of supported codecs. <para> Audio is a much simpler problem to solve: if you care about quality, just leave it as is. -Even AC3 5.1 streams are at most 448Kbit/s, and they are worth every bit. +Even AC-3 5.1 streams are at most 448Kbit/s, and they are worth every bit. You might be tempted to transcode the audio to high quality Vorbis, but -just because you do not have an A/V receiver for AC3 pass-through today +just because you do not have an A/V receiver for AC-3 pass-through today does not mean you will not have one tomorrow. Future-proof your DVD rips by -preserving the AC3 stream. -You can keep the AC3 stream either by copying it directly into the video +preserving the AC-3 stream. +You can keep the AC-3 stream either by copying it directly into the video stream <link linkend="menc-feat-mpeg4">during the encoding</link>. -You can also extract the AC3 stream in order to mux it into containers such +You can also extract the AC-3 stream in order to mux it into containers such as NUT or Matroska. <screen> mplayer <replaceable>source_file.vob</replaceable> -aid 129 -dumpaudio -dumpfile <replaceable>sound.ac3</replaceable> @@ -1569,7 +1569,7 @@ are discontinuities/splices where there are missing or extra audio frames. The correct way to handle this kind of problem is to insert silence or cut audio at these points. However <application>MPlayer</application> cannot do that, so if you -demux the AC3 audio and encode it with a separate app (or dump it to PCM with +demux the AC-3 audio and encode it with a separate app (or dump it to PCM with <application>MPlayer</application>), the splices will be left incorrect and the only way to correct them is to drop/dup video frames at the splice. @@ -1731,7 +1731,7 @@ limitations: Unfortunately, the most efficient codec, Vorbis, does not meet either of these requirements. Therefore, if you plan to store your movie in AVI, you will have to - use a less efficient codec such as MP3 or AC3. + use a less efficient codec such as MP3 or AC-3. </para></listitem> </orderedlist> @@ -2600,7 +2600,7 @@ mencoder dvd://2 -o <replaceable>title2.avi</replaceable> -ovc lavc -lavcopts vc </row> <row> <entry>ac3</entry> - <entry>AC3, AKA Dolby Digital</entry> + <entry>AC-3, AKA Dolby Digital</entry> </row> <row> <entry>adpcm_ima_wav</entry> @@ -2635,7 +2635,7 @@ The first column contains the codec names that should be passed after the </para> <informalexample><para> -An example with AC3 compression: +An example with AC-3 compression: <screen> mencoder dvd://2 -o <replaceable>title2.avi</replaceable> -oac lavc -lavcopts acodec=ac3 -ovc copy </screen> @@ -4746,7 +4746,7 @@ compliant. <entry>MPEG-2</entry> <entry>9800 kbps</entry> <entry>48000 Hz</entry> - <entry>AC3,PCM</entry> + <entry>AC-3,PCM</entry> <entry>1536 kbps (max)</entry> <entry>30000/1001, 24000/1001</entry> <entry>4:3, 16:9 (only for 720x480)</entry> @@ -4759,7 +4759,7 @@ compliant. <entry>MPEG-1</entry> <entry>1856 kbps</entry> <entry>48000 Hz</entry> - <entry>AC3,PCM</entry> + <entry>AC-3,PCM</entry> <entry>1536 kbps (max)</entry> <entry>30000/1001, 24000/1001</entry> <entry>4:3, 16:9</entry> @@ -4792,7 +4792,7 @@ compliant. <entry>MPEG-2</entry> <entry>9800 kbps</entry> <entry>48000 Hz</entry> - <entry>MP2,AC3,PCM</entry> + <entry>MP2,AC-3,PCM</entry> <entry>1536 kbps (max)</entry> <entry>25</entry> <entry>4:3, 16:9 (only for 720x576)</entry> @@ -4803,7 +4803,7 @@ compliant. <entry>MPEG-1</entry> <entry>1856 kbps</entry> <entry>48000 Hz</entry> - <entry>MP2,AC3,PCM</entry> + <entry>MP2,AC-3,PCM</entry> <entry>1536 kbps (max)</entry> <entry>25</entry> <entry>4:3, 16:9</entry> @@ -5169,7 +5169,7 @@ support it too well. <para> For DVD audio, <systemitem class="library">libavcodec</systemitem>'s -AC3 codec is used. +AC-3 codec is used. </para> @@ -5255,10 +5255,10 @@ keyint=18:vstrict=0:acodec=ac3:abitrate=192:aspect=16/9 -ofps 30000/1001 \ <sect3 id="menc-feat-vcd-dvd-all-pal-ac3-copy"> -<title>PAL AVI Containing AC3 Audio to DVD</title> +<title>PAL AVI Containing AC-3 Audio to DVD</title> <para> -If the source already has AC3 audio, use -oac copy instead of re-encoding it. +If the source already has AC-3 audio, use -oac copy instead of re-encoding it. <screen> mencoder -oac copy -ovc lavc -of mpeg -mpegopts format=dvd:tsaf \ -vf scale=720:576,harddup -ofps 25 \ @@ -5270,10 +5270,10 @@ keyint=15:vstrict=0:aspect=16/9 -o <replaceable>movie.mpg</replaceable> <replace <sect3 id="menc-feat-vcd-dvd-all-ntsc-ac3-copy"> -<title>NTSC AVI Containing AC3 Audio to DVD</title> +<title>NTSC AVI Containing AC-3 Audio to DVD</title> <para> -If the source already has AC3 audio, and is NTSC @ 24000/1001 fps: +If the source already has AC-3 audio, and is NTSC @ 24000/1001 fps: <screen> mencoder -oac copy -ovc lavc -of mpeg -mpegopts format=dvd:tsaf:telecine \ -vf scale=720:480,harddup -lavcopts vcodec=mpeg2video:vrc_buf_size=1835:\ |