Hi all! To me, 32kbps AAC+ in stereo sounds pretty good and is a good fit for mobile phones..
Romain Le 26 juillet 2011 13:58, Alain Bolli <[email protected]> a écrit : > Thank you. > I will finally give the choice to the auditors. I will modify my player and > people will choose between two streams. One in 128 kbits and the other in 64 > kbits. > > Best, > > Alain > -- > http://www.netvibes.com/bolli#Contact > > > 2011/7/26 okay_awright <[email protected]> >> >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> hi, >> just my very own personal observation: mobile users around me use >> headphones so stereo would probably be mandatory. I can't stand MP3 >> streams below 96kbps, they really sound too cheap to my ears, even in a >> noisy environment and with a mobile player. If bandwidth availability is >> an issue, 96kbps AAC might sound a bit better - Android handles both MP4 >> AAC and Ogg Vorbis, but I don't know if Vorbis sounds good at very low >> bitrates. >> If I may suggest, keep the best possible source at all times, up to par >> with the expected CD quality for example - 44khz, 16bits (or even 24 if >> your stream is pre-processed before transcoding.) For the same bandwidth >> usage it will then sound much better when encoded in MP3 and AAC. At >> least, I think most encoding algorithms deliver a better sound with such >> parameters. >> >> - -- >> best regards, >> >> okay_awright >> <okay_awright AT ddcr DOT biz> >> [PGP key on request] >> >> On 26/07/2011 12:47, Alain Bolli wrote: >> > Great, now it works ! Thank you David. >> > >> > A non technical question : what would you preconize for a stream for >> > mobile >> > : 32 or 64 kbits ? mono or stereo ? >> > For the moment I have 32 kbits, samplerate 22050 and stereo. >> > >> > Best, >> > >> > Alain >> > -- >> > http://www.netvibes.com/bolli#Contact >> > >> > >> > 2011/7/26 David Baelde <[email protected]> >> > >> >> Hi Alain, >> >> >> >> I'm really sorry, I didn't notice there was something else broken in >> >> the example. The following works, with the use of mean() to convert >> >> from stereo to mono: >> >> >> >> # First transcoder: MP3 32 kbps >> >> output.icecast( >> >> %mp3(bitrate=32, samplerate=22050, stereo=false), >> >> mount="/your-stream-32.mp3", >> >> mean(input)) >> >> # Second transcoder : MP3 128 kbps >> >> output.icecast( >> >> %mp3(bitrate=128), >> >> mount="/your-stream-128.mp3", >> >> input) >> >> >> >> This example dated back from long ago, before we switched to encoding >> >> formats. This change introduced the %mp3(..) thing, but also made each >> >> source have its own content type, stereo, mono, video, etc. The mono >> >> output expects a mono source, so we have to explicitly do the >> >> conversion. In that case, the conversion is simply done just before >> >> the output, but in other cases it might be performed in other ways. >> >> >> >> I'll fix that on the website and repository... >> >> -- >> >> David >> >> >> > >> > >> > >> > >> > ------------------------------------------------------------------------------ >> > Magic Quadrant for Content-Aware Data Loss Prevention >> > Research study explores the data loss prevention market. Includes >> > in-depth >> > analysis on the changes within the DLP market, and the criteria used to >> > evaluate the strengths and weaknesses of these DLP solutions. >> > http://www.accelacomm.com/jaw/sfnl/114/51385063/ >> > >> > >> > >> > _______________________________________________ >> > Savonet-users mailing list >> > [email protected] >> > https://lists.sourceforge.net/lists/listinfo/savonet-users >> >> >> -----BEGIN PGP SIGNATURE----- >> >> iQEcBAEBAgAGBQJOLqY4AAoJEN2X/7ng71pTOfMH/A9sxsrzGjnKkZDX1mQUXX7R >> k8LQD22uSNrPRjfYNdVjLWfMkAaKirAZxQWcdJJPEb65AbnypnsHZWj/1FQyJRw3 >> C2lGi/VaD8mNQZT9MA0XDqK2G4w3Aik9qHjbfEuR7R1j6D9I2oy9DvZPna3gEjL8 >> pUWwzlXrW3NpoP/QfFYBMZqTCTZkqeenDn7wnrga4STDSRyRoZwlzYP2a8XHPe96 >> pJ7I1DstEm/qxQKcwWHWcac+Lvw5B5muei+4j26TppjSiYflnKve1kcvuRNSiBi9 >> TQogwZwh1ywNUHmwB+D9G6+XMi+sg0lbO3J24wA5/+YxcfMe8x0TOSdaO0/4bNU= >> =xDCC >> -----END PGP SIGNATURE----- > > > ------------------------------------------------------------------------------ > Magic Quadrant for Content-Aware Data Loss Prevention > Research study explores the data loss prevention market. Includes in-depth > analysis on the changes within the DLP market, and the criteria used to > evaluate the strengths and weaknesses of these DLP solutions. > http://www.accelacomm.com/jaw/sfnl/114/51385063/ > _______________________________________________ > Savonet-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/savonet-users > > ------------------------------------------------------------------------------ Magic Quadrant for Content-Aware Data Loss Prevention Research study explores the data loss prevention market. Includes in-depth analysis on the changes within the DLP market, and the criteria used to evaluate the strengths and weaknesses of these DLP solutions. http://www.accelacomm.com/jaw/sfnl/114/51385063/ _______________________________________________ Savonet-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/savonet-users
