Input: a stereo audio file (L+R) Output: a 6-channel audio file in 5.1(side) layout (FL+FR+FC+LFE+SL+SR) This is a simplified process, using just sox command line, to generate a 5.1 audio file. Step 1: Front left & right channel we just copy the left and right channel into the first two channels FR + FL. sox …
Continue reading “upmixing a stereo file to 5.1 audio with sox”
V….. = Video A….. = Audio S….. = Subtitle .F…. = Frame-level multithreading ..S… = Slice-level multithreading …X.. = Codec is experimental ….B. = Supports draw_horiz_band …..D = Supports direct rendering method 1 Video encoders V….. a64multi Multicolor charset for Commodore 64 (codec a64_multi) V….. a64multi5 Multicolor charset for Commodore 64, extended with 5th color …
V….. = Video A….. = Audio S….. = Subtitle .F…. = Frame-level multithreading ..S… = Slice-level multithreading …X.. = Codec is experimental ….B. = Supports draw_horiz_band …..D = Supports direct rendering method 1 Video decoders V….D 012v Uncompressed 4:2:2 10-bit V….D 4xm 4X Movie V….D 8bps QuickTime 8BPS video V….D aasc Autodesk RLE VF…D aic …
Individual channels: NAME DESCRIPTION FL front left FR front right FC front center LFE low frequency BL back left BR back right FLC front left-of-center FRC front right-of-center BC back center SL side left SR side right TC top center TFL top front left TFC top front center TFR top front right TBL top back …
(additionally to the output of ffmpeg -h) Advanced global options: -cpuflags flags force specific cpu flags -hide_banner hide_banner do not show program banner -copy_unknown Copy unknown stream types -benchmark add timings for benchmarking -benchmark_all add timings for each task -progress url write program-readable progress information -stdin enable or disable interaction on standard input -timelimit limit set …
D….. = Decoding supported .E…. = Encoding supported ..V… = Video codec ..A… = Audio codec ..S… = Subtitle codec …I.. = Intra frame-only codec ….L. = Lossy compression …..S = Lossless compression Video codecs D.VI.S 012v Uncompressed 4:2:2 10-bit D.V.L. 4xm 4X Movie D.VI.S 8bps QuickTime 8BPS video .EVIL. a64_multi Multicolor charset for Commodore …
sox [gopts] [[fopts] infile]… [fopts] outfile [effect [effopt]]… SPECIAL FILENAMES (infile, outfile): – Pipe/redirect input/output (stdin/stdout); may need -t -d, –default-device Use the default audio device (where available) -n, –null Use the `null’ file handler; e.g. with synth effect -p, –sox-pipe Alias for `-t sox -‘ SPECIAL FILENAMES (infile only): “|program [options] …” Pipe input …
ffmpeg [options] [[infile options] -i infile]… {[outfile options] outfile}… Getting help: -h — print basic options -h long — print more options -h full — print all options (including all format and codec specific options, very long) Print help / information / capabilities: -L show license -h topic show help -? topic show help -help …
