[mythtv] mythmusic ALSA support (patch) (hack)

Amish S. Dave amish at drozd.uchicago.edu
Sat Sep 4 00:30:50 EDT 2004


Some people may be like me and want mythmusic to work with ALSA without
OSS emulation.  CVS mythtv has support for ALSA, but mythmusic has it's
own audiooutput code.

Ideally, mythmusic will use the libmyth code.  I didn't have time or
knowledge of mythtv internals to do that, but I did hack mythmusic's
audiooutput code to use ALSA instead of OSS.  This may temporarily help
some people out.  There were some things that were OSS-specific that
I couldn't trivially map onto ALSA.  For me, it still does the job.

Attached is a replacement for audiooutput.cpp and audiooutput.h in
mythmusic/mythmusic/.   I apologize for not even trying to let this
coexist with the OSS code, and for not packaging this more nicely.
It's not meant for inclusion (it shows how NOT to do things).  It
will only work if ALSA is enabled in the main mythtv compilation,
so mythfrontend gets linked to libasound.

Sincerely,
--
Amish S. Dave, MD, PhD
www_amishdave_net

begin 644 audiooutput_alsa.tar.bz2
M0EIH.3%!62936=%[D9L`#$#_F-QT`<![_____^___O____\$`!````A@$?]X
M/0R.UWN2N[<4[,T>7I3<H9$E433H=4'0"BJ!6J]`Y.6V;"21`TTC3)D:F4_0
M2)C*8FFF@,@](-#3:0&AZFT$&GJ!II&@$FDVJ'DR(:`````T`&@```-`#302
MF@"C-I!&GJ>A&(P`)DT`:9&F``"8AIIA)I1()/23:$\IM3:FAZ0!IH!H````
M-`!HT`'#$:::#0!H````:#(--`T`&C0!B&@$B(($"&C1J:8F0:F*GO4R1-/U
M"?J at T>HT:,R at 8@:!B?G/]3],=9E<_>D*+B2#:,._PE!X%P9AWV\)"Q-B`Q`B
MR22)).#&()%8$LWH01`%02*"BBJL%D4Y:6*L61!`1`1&B!H;V0,YL$8C$9$C
M((K(H1=_OOY\53*5_NWZ\O+B1MR`J1$S:%4:UJ6YIIDQX6F#1)FN,!B1`5E9
M at A4,P8J%19/#E"[+`+*[4G"LI#1PU!&"@C!508*H1%%48*BMZEZ^IM[.-69J
MI=SC!IKN%9,;#'D;UUKFWM)A-'(Z,RXBJB3!6)3=LN<QQ9C"I8UEJ5+;%+;4
M-:?FAF:[J0-B**[EE0@)"(!F?*6DU.^M6V2*)</\=:(H-/ZLB*1F<A8JJ"Q,
MR16I1RI:%%T!YX`YK`SS0X09)`FT8`=ID)!2$(&33AL"(A%8A%BOAV&XB3$8
MC$2*(*@5MM$B,D8(P0K`*P%*7Z7&^QQ1Y?.3F'H)'\TF8!Z6?FQ2QTR^%H2-
M0";<4&L6A,^59!;1A,N/K^'=(5M:'ZC_/=F:N7;K!6ATG$OHD'R6E3T/90YE
M$(3!Z--5NX^3J,DURH"^*`4S[X at 41?7#(:D!7U9_K9$Z4BD]D$(EM;$G9+US
M\EI#-!F#.T<S9ILLJ*M$H]I1=&=VI1 at 1J$RJXB<;EO*57KG1D')NW4#7MI&D
M+*O5^O$@WG.N.4)\`]',9O7VP(<W0O,^&AG*W^%)Y1_RDFRFP%-2D0]IR_X8
M.R"Z\0K0:`MM?(X8L"H$V at CTPNJ_'^V<)QPC5Y&+3"Z)#/?CKL-NRUG-?@"0
M'VL,[MHIS:0').0)GC:\EF>MCZ*Q;D)BV^>^U\>JNO9BZMJ*`;1S$$FE>@H&
MKN,K@"24Q"843+RF7U_&#PR*HM/?U(?J%(9(*XAGE<,9,?7//DM'S#'K@/NV
M67?O--H1Y7E(6SPGD4KDK&RW#CKP/)133$TC0>N5<$K<@57#EC`0%$J6D>)U
M4DZ9@[BW2=&D!:NMEJD&;*1FLE#.H82:]`@ZM5WI7K_"=G1XI>D1Q&P^W^O?
M\MD(+JXDW^(0'YB9$9-C%K8I:6Y^1AO4I<R\(_!J4#.>X^"_Z;G>47ZN%[V@
M?F^_.LD]&L30,!B)5__#-W;)B6LV9&KU1Y at 2YE=.#JRC6:R>8+#5E2+#K0%+
M/GM4N329XQ@)`DY3<"@F.>`LU0ZP at 6.*4$-5:KN'">FEW8=40U5,-KP0JFX"
M9(M+.7[?=C/]/Z at N[]1?'TW0]N-?N[3D4-V6>NX16R=7EO&<TE$SMM"SB9AA
M&%2PG41?.UR\846<8G,B/QL.AC!'-CBUF1A(!`-@;DK/5&*1"8,!>4M$;9N4
MX3?;HS$MPM'&1J1KEBI=G3]<!5A^3?7FJ5&SMRA$_1`>MFYE=;[L-AD959:Y
M)S/IXB#K7P:<:I2"??0)B"$?8T at V:T9-9!VT!^C at ZVN8\W<D.OG,&]C8XY8&
ML$RY;7R[W<-MVN\Z&$4IW4N,K%SMMVU([(ZIQZC:3E5VPS+(]$>XP(`VLH/7
M;(HBDGBRSP\YWM at UF9A=,0--C0K_%GQ(QUY_:?4?7N/=<CFN:M%T/VVTC$^@
M/%C9\C`Z(P4#QOB2!_HF<'6<%H,CLY^L#GLX*;#EZ02A..VXQ at 9)4D>L>]U=
MQ.S]E-)YFP22/C3'(11H^R#_(B6M3O at 66)]T7UW4T,*JAE/O_13E0J[_N2*!
M,K)K.'#*PJE9F=@8IJ)/QJJBP)GF86VN_6='O^9ZIA6XK&(!OOI,DB*C$OL$
M+W+-GG[/T3[!B-S$V@?LQE&3%A]7C/PY,+PBCC%R&#L1=%*A00^TR!BWM4$S
M&9:3O(O^%<B7LKUD-%X:AH4\KYWS;:6!:-'3VD#>J8?63(BC,9K2AC67)+,/
MO?+8J"PRRDUYQ6D%LYDRH^()?8QL0=G]1+Q*%+)[*0PP/FR"60K`G8Z3")8=
M<$AE`^?FR^:7S".+ZY>>CZO%^*E]6I0C*CZ60#&SWLDV_Q419=SM=N-,//9]
MSFM2J`J6&3*ABN,HR"AJ$Q6<07 at 7`<TZ/[4+VZ85&;MVEL[>_NN><:<9\Y=G
M1YG3&-EL!=B/>!D1,Q4C-G.<F0[!E>SS\%?03;-JGIET+/:-<KT6,,JW)4&2
MBG0^T2X-Y1!6)%8&G+2K1(_F_H-U/VR"3-$NI0YN!&;IVFD"^=[P>XE=HPH(
MAK81UM6!AJHHUVJ0J1*5JB.C>.\:9 at 1X@<C,I+AC3A",53?/&WGFE0./@[!C
MFFX;-^_".$\ZG-T5!3988$?=OI5;>DVP(SHLXQ!9JX58%*R=36VR(HO1V^_<
M;A7QIJB:G(J-&T!\DNFM$JI(\(,9%PBT%(ED6<>ZE0-UUDZOLCQYS<713/QR
M:?O?[C"Y_HF:M?I9':`XDRF_JGAPF;I;6,DV"O:>!DX1U0RD:1%?H^>F:9W;
MVGN"%\3SJGP7B*@TE5$(*EG`P_TH at 8'L0 at H$JR6'SD"0E%.Q*R4)*69".,G7
M at E!9B4.^V6`?-3D$\*BOIM;`*@%T(F/ISKH4;1%@9<U2F=Z>\`XTFCNC@\G&
M+D87 at U$Z:8;&%`I'Y.$'W7X"#N::&"X)(^('*F at 1V,&DD)"V9"/L^"8G, at V]
M)%)!RW&)/R[QP8 at P>A1=&W[S&TCO8BZ\G?44Q(B`ZM9Q&Q)AY_[=CAT]__/+
M4CC)T86`ME+9)6&0S1QW<@N+JG*.877/!%*_BJ//=<A^ALQ6NHKGC/35YR5[
M`Q*Z2;$D7<M0XQ9S(V&Q$!J"+,PJU*#E/%(&%<>K`2NC:A'()![4>LLM8&:_
MD8:WO'E?4'F6%[=,D\404>LW(- at BFHXK&3%J67#!);0WD(U$!,X+2A882L8&
M(DZVE-C+"*F3B'BFCAHZ:`"\X<Z]LFG*A$?]FP#;F!T*6VCGL'.5P2$N8,,"
MR0$'9(135.1M"ZW`V-C*(""+4$6[&58&!/1MCQV at A9DZ1*$1(B$]4BKEP0<?
M1?"WIK-T>^S-D333#:H-)AZ)D38A\AF7QQ5BU<'DG;*L$]9)FX)@38QF!2$$
MK!7B9(AJ[BW3I*/N/>C5*+HA1E""3`#RJOWNHE6J99+$W$+76LHB&K1KVE`G
M`*JPJ&/,D6+$@/VJZ=&..B&+(NGRCTB`.P0JP3`Q96X2Z17<)0;DH%B2UTBV
M),#D`VI0WYL:^\S2MAM&(LXZDHA13"-^G$QV6@$98O10`H`:I`1L80_%:EO8
M",M-9(I+`3!1C/,]R\L]]D>A)-"."+HS6L6H1APS*M!B4$4)/4FBMP%R#1WN
MF05)^<)54N!;SQT73OD4"8EE""XCS-(8VDR%\&(I9OB'0J2&2&J'UELT',?I
M#S<#`/3&\>;Z1^@#K0*<%?BT^O_Z0):9*5LJUN>KM1*;L.XW2;Q.&'?SH&H]
M.""/(JL4C1BYF>HR,F!GH=;I/1*/+5P-#0/I:^EJ6<W/X32G[)*#1ZRE;4A-
M&@&_@)"PJ6!O4D4%Z[KS<N2;]A9&]GYK/Y4.-C$D3.]0$`MH_Q^7$H-C[?2D
M'I&+,\-P<.$@4Q.<%%G!!$IB/%'<&)Y['L!?PZ2CI*8$*!AL"',R-)$N$C#8
M&V!*4IPP%J$)E\"UE0[LC6&U))@SOR.?R3&VTQL9@=QW'.YB/>X.1&!R6`V>
M-Y-=!M-`DT[%T(X86O'>27VET(.^G6#Z$U, at ZDI@LDW($62'+T-PFZRJMI;&
M=\;Y.QB2ZW@>VU0N5 at 4;H((B6?NA@=6LFK;,BY at 2R2"M*8*[5?RYK!!K7L62
M$9EPR6:H4S!(P"#LN%Q`3<"[!_S0W''BE`&)P=+R\=.#SMI-8(+%%6,1FX=_
M?H1(8%RJXV&#JKE0LE`G(7!H%#1`(E$`<,,!H*:$S9K,IQK;DD)U`Z?880Q`
M]130OXH%KU@=R24&PX9((2,1,6:2D at 7DCO`N4%M0<#7!8ZI&BP)HHNU&HS0U
MCK.5'Y;B(C:&PQ/SVO_`_DS8QZC5)&Z"-\$R??B')#U7R*L:`NJ(]%5V,_$_
M:^*,$((@1FO`-9J4]V6X:5]#$T8I`6,&:M`=B$1&K"-^HM:CY(1A?I`^CK1A
M8NT;.*V3?G2XM"!M-ZSH$>,>9%Y"<0@:9$!),T at XDF3.<27+)\9VDI(HJ/PT
MF>9S$RQTBE.</`RP(8TSMTU]2#!<;:AG,,U4-1VK`68[-)*(IBEJ^6*JW#ID
M2Z%>-HIV7B-TS+E2Q000&!A;SVWFAW#2W;0."\@!W`$FE,P#, at T!KH.>V0%,
M""HS6UYF(@K`&@%Y#NT%8YG/93W8=>2QX`5Y8EOTF1EA'?2>2SQ(",Z97M."
MB`N:CE$VL0]*&[1*@?`@I$*"*SKH989'2LJSG%7!E>Q3"/P)5-HQ:@04$+?R
M(XT0C&J],KD-!KZ2;@4!<^,A*48")1U9T6P9U#OO29"F,-=SZL;RQ/QPI1MP
MDHHP+6..&:((,PVIFAJR-'F&N2,GJ`]><]>)A,(T:6!?V8A*M=YV59P-,]7K
M-`4/X\"%"MVKD!KM'$W,@=6+*8,2I'[&%Y at P!A5BL[M8.DVSM;@O!L3:.DLV
M%8AEJR,DKKQC.L-`F:JV*(SD@)<`9F\0VPFT0P1D$*N1B1TE)`V=@*H4-%VR
MQY at C-"PP,F6DAAF:PZ;5TV9K,:AYA`#;J:D'UFU<^_J7SN$<@,`*`B`FZ!D2
MQ%:"GL8$5A6(D*YB?-!2$$7H1R(%2(!_=X4==ACQF)?,'9-0=GD(KNX\22QW
MJJ\5S-;P1P`.50#05PB_0*AGDL\KQ+X/G_\<AQ\$L)!0UA#!CT)$$DBB%65&
MUO(A;P6;L8%8)Z1C*R#4K45%=$Y(CC2]L0C at MF8(A+UP(VKW<A4]7FAE:21/
M=`H$GV*GS742NI<OA+;V(.4Y!#37,UP83``^L)4I_D&&=`$$,PN&3&DR&6!D
2PYQQ:&2)?^+N2*<*$AHO<C-@
`
end



More information about the mythtv-dev mailing list