Race condition in some iOS devices.
Daniel Varela <[email protected]> Fri, 1 Mar 2013 16:28:50 +0000
| Newsgroups | gmane.comp.lib.openal |
|---|---|
| Message-ID | <[email protected]> |
--===============0225846580== Content-Type: multipart/alternative; boundary="=-GQCxyRPdlpp9GY+wAejL" --=-GQCxyRPdlpp9GY+wAejL Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hello=2E =20 As described in this link=2C there is a race condition in some iOS devices= in which subsequent callings to pause resume over an OpenAL source voice d= oes not works=2E Before we just fixed it by calling alSourcePlay twice when resuming the sou= nd=2C but it causes the buffer to restart and we need to have several track= s synchronized for interactive music purposes and this solution is no longe= r valid=2E =20 I was wondering if someone has experienced the same issue=2E =20 Thanks=2E =20 Daniel Varela =7C Audio Programmer Tech Team =7C Blitz Games Studios Ltd=2E *********** Blitz Games Studios Limited is registered in England =28company no=3A 24829= 13=29 with registered office at Regent Square House=2C The Parade=2C Leamin= gton Spa=2C Warwickshire=2C CV32 4NL=2C UK=2E This message is intended sole= ly for the addressee and may contain confidential information=2E If you hav= e received this message in error please send it back to us and immediately= and permanently delete it from your system=2E Do not use=2C copy or disclo= se the information contained in this message or in any attachment=2E Please= also note that transmission cannot be guaranteed to be secure or error-fre= e=2E *********** --=-GQCxyRPdlpp9GY+wAejL Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable =3Chtml xmlns=3Av=3D=22urn=3Aschemas-microsoft-com=3Avml=22 xmlns=3Ao=3D=22= urn=3Aschemas-microsoft-com=3Aoffice=3Aoffice=22 xmlns=3Aw=3D=22urn=3Aschem= as-microsoft-com=3Aoffice=3Aword=22 xmlns=3Am=3D=22http=3A//schemas=2Emicro= soft=2Ecom/office/2004/12/omml=22 xmlns=3D=22http=3A//www=2Ew3=2Eorg/TR/REC= -html40=22=3E=3Chead=3E=3Cmeta http-equiv=3DContent-Type content=3D=22text/= html=3B charset=3Dus-ascii=22=3E=3Cmeta name=3DGenerator content=3D=22Micro= soft Word 12 =28filtered medium=29=22=3E=3Cstyle=3E=3C!-- /* Font Definitions */ =40font-face =09=7Bfont-family=3A=22Cambria Math=22=3B =09panose-1=3A2 4 5 3 5 4 6 3 2 4=3B=7D =40font-face =09=7Bfont-family=3ACalibri=3B =09panose-1=3A2 15 5 2 2 2 4 3 2 4=3B=7D /* Style Definitions */ p=2EMsoNormal=2C li=2EMsoNormal=2C div=2EMsoNormal =09=7Bmargin=3A0cm=3B =09margin-bottom=3A=2E0001pt=3B =09font-size=3A11=2E0pt=3B =09font-family=3A=22Calibri=22=2C=22sans-serif=22=3B=7D a=3Alink=2C span=2EMsoHyperlink =09=7Bmso-style-priority=3A99=3B =09color=3Ablue=3B =09text-decoration=3Aunderline=3B=7D a=3Avisited=2C span=2EMsoHyperlinkFollowed =09=7Bmso-style-priority=3A99=3B =09color=3Apurple=3B =09text-decoration=3Aunderline=3B=7D span=2EEmailStyle17 =09=7Bmso-style-type=3Apersonal-compose=3B =09font-family=3A=22Calibri=22=2C=22sans-serif=22=3B =09color=3Awindowtext=3B=7D =2EMsoChpDefault =09=7Bmso-style-type=3Aexport-only=3B=7D =40page WordSection1 =09=7Bsize=3A612=2E0pt 792=2E0pt=3B =09margin=3A72=2E0pt 72=2E0pt 72=2E0pt 72=2E0pt=3B=7D div=2EWordSection1 =09=7Bpage=3AWordSection1=3B=7D --=3E=3C/style=3E=3C!--=5Bif gte mso 9=5D=3E=3Cxml=3E =3Co=3Ashapedefaults v=3Aext=3D=22edit=22 spidmax=3D=221026=22 /=3E =3C/xml=3E=3C!=5Bendif=5D--=3E=3C!--=5Bif gte mso 9=5D=3E=3Cxml=3E =3Co=3Ashapelayout v=3Aext=3D=22edit=22=3E =3Co=3Aidmap v=3Aext=3D=22edit=22 data=3D=221=22 /=3E =3C/o=3Ashapelayout=3E=3C/xml=3E=3C!=5Bendif=5D--=3E=3C/head=3E=3Cbody lang= =3DEN-GB link=3Dblue vlink=3Dpurple=3E=3Cdiv class=3DWordSection1=3E=3Cp cl= ass=3DMsoNormal=3EHello=2E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNo= rmal=3E=3Co=3Ap=3E=26nbsp=3B=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNormal=3EAs= described in =3Ca href=3D=22http=3A//openradar=2Eappspot=2Ecom/10081775=22= =3Ethis link=3C/a=3E=2C there is a race condition in some iOS devices in wh= ich subsequent callings to pause resume over an OpenAL source voice does no= t works=2E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNormal=3EBefore we= just fixed it by calling alSourcePlay twice when resuming the sound=2C but= it causes the buffer to restart and we need to have several tracks synchro= nized for interactive music purposes and this solution is no longer valid= =2E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNormal=3E=3Co=3Ap=3E=26nb= sp=3B=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNormal=3EI was wondering if someon= e has experienced the same issue=2E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/p=3E=3Cp clas= s=3DMsoNormal=3E=3Co=3Ap=3E=26nbsp=3B=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNo= rmal=3EThanks=2E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNormal=3E=3C= o=3Ap=3E=26nbsp=3B=3C/o=3Ap=3E=3C/p=3E=3Cp class=3DMsoNormal=3E=3Cb=3E=3Csp= an style=3D=27font-size=3A10=2E0pt=3Bcolor=3Ablack=27=3EDaniel Varela=3C/sp= an=3E=3C/b=3E=3Cspan style=3D=27font-size=3A10=2E0pt=3Bcolor=3Ablack=27=3E= =7C =3C/span=3E=3Ci=3E=3Cspan style=3D=27font-size=3A10=2E0pt=3Bcolor=3A= =23C00000=27=3EAudio Programmer=3C/span=3E=3C/i=3E=3Cspan style=3D=27font-s= ize=3A10=2E0pt=3Bcolor=3Ablack=27=3E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/span=3E=3C/p= =3E=3Cp class=3DMsoNormal=3E=3Cb=3E=3Cspan style=3D=27font-size=3A8=2E0pt= =3Bcolor=3Ablack=27=3ETech Team =3C/span=3E=3C/b=3E=3Cspan style=3D=27font-= size=3A8=2E0pt=3Bcolor=3Ablack=27=3E=7C=3Cb=3E =3C/b=3EBlitz Games Studios= Ltd=2E=3Cb=3E=3Co=3Ap=3E=3C/o=3Ap=3E=3C/b=3E=3C/span=3E=3C/p=3E=3Cp class= =3DMsoNormal=3E=3Co=3Ap=3E=26nbsp=3B=3C/o=3Ap=3E=3C/p=3E=3C/div=3E= =3CBR /=3E =3CBR /=3E =3Cfont size=3D=221=22=3E=3Cbr=3E***********=3Cbr=3EBlitz Games Studios Lim= ited is registered in England =28company no=3A 2482913=29 with registered o= ffice at Regent Square House=2C The Parade=2C Leamington Spa=2C Warwickshir= e=2C CV32 4NL=2C UK=2E This message is intended solely for the addressee an= d may contain confidential information=2E If you have received this message= in error please send it back to us and immediately and permanently delete= it from your system=2E Do not use=2C copy or disclose the information cont= ained in this message or in any attachment=2E Please also note that transmi= ssion cannot be guaranteed to be secure or error-free=2E=3Cbr=3E***********= =3C/font=3E=3Cbr=3E=3Cbr=3E=3Cbr=3E=3CBR /=3E =3C/body=3E=3C/html=3E= --=-GQCxyRPdlpp9GY+wAejL-- --===============0225846580== Content-Type: text/plain; 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