Edgar, I forgot to mention, the flag is to handle the DevSound's SamplesPlayed count reset after Pause And Play. (This behaviour not seen on emulator.)
-Rajesh. >-----Original Message----- >From: [EMAIL PROTECTED] >[mailto:[EMAIL PROTECTED] >Sent: Wednesday, September 28, 2005 1:49 PM >To: [EMAIL PROTECTED]; [EMAIL PROTECTED]; [EMAIL PROTECTED] >Cc: [email protected] >Subject: [Audio-dev] RE: error in AAC file related to hardware? > >Hi Edgar, > We have noticed a behavior in 6630 which was not occuring >in earlier devices. The behaviour is that the Samples Played >Count from Devsound resets after pause And Play. Pause need >not be User initiated pause, even re-bufferring issues a pause >to audio session. So handling has been put in place to handle >samples played count reset . On helix we have seen this >behavoiur for 6630 and on symbian 9.0 devices. I have >submitted a CR already on symbian Audio changes. One of the >change on it is to handle this case when >HELIX_CONFIG_SYMBIAN_PLATFORM_SECURITY is enabled. > >And your second problem of audio not being smooth could be >because of incorrect samples played timing calculation. Change >for this is also part of the CR that I sent on Friday. > >CR: Symbian Audio Sessionchanges (audio-dev & porting-symbian mailing >list) > >Regards, >Rajesh. > > >>-----Original Message----- >>From: ext Edgar Luevano [mailto:[EMAIL PROTECTED] >>Sent: Wednesday, September 28, 2005 1:19 PM >>To: [EMAIL PROTECTED]; [EMAIL PROTECTED]; Rathinasamy Rajesh >>(Nokia-TP-MSW/Dallas) >>Cc: audio-dev >>Subject: error in AAC file related to hardware? >> >>I sent some email before about a bug when playing a specific 3gp file >>with AAC audio, (with other AAC files it just plays fine is >only a file >>that has a problem when playing) I'm runnign Heix in a 6680 phone. >> >>, I found that a special flag is set in audio_session-mmf.cpp >when the >>device is a 6630. >> >>I set this flag and test again, and after this change helix does not >>stop playback. It actually plays the clip complete. >>But after 2 seconds, the audio starts to be like interrupted, >it plays >>a few miliseconds, and audio is cutted and then it plays >again a little >>bit and keeps like that until the end of the clip. Because this the >>total clip is played in the double of time. >> >>I also found the following behaviours: >> >>Once the playback start to play bad, and I do a forward, and release >>the playback sounds fine for 1 to 2 seconds and start to fail again. >>After some forwards and bacwards I got it to be played fine for about >>10 seconds. ( The time that is being played fine varies but >in the most >>of the cases is 1 or 2 seconds played fine befroe start to plays as I >>mentioned) >> >>In one test it takes more time to start to play after I do a forward >>than after I do a backward. >> >>Afer several forwards/backwards it appears a white rectangule in the >>bottom of the screen, and if I keep forwarding this rectangle >increases >>and decreases its height synchronously with the 'beep' sound of the >>forwarding state, and when the forward button is released, it >does not >>play anymore. >> >>If I press the application button and come back to helix again, the >>white rectangle dissapear and I can see the menu there again (options >>and back), and I can play it again. >> >>Now I will look how this flag affects the playback. If >somebody have an >>idea of what can it be please help me. >> >>Thank you >>Edgar >> >>Edgar Luevano >>Dextratech Technologies >>Monterrey, N.L >>Mexico >>+52 81 82202010 >>www.dextratech.com >> >> > >_______________________________________________ >Audio-dev mailing list >[email protected] >http://lists.helixcommunity.org/mailman/listinfo/audio-dev > _______________________________________________ Audio-dev mailing list [email protected] http://lists.helixcommunity.org/mailman/listinfo/audio-dev
