Mythtranscode bug in fifo mode for audio output

[FabriceMG <mgf@…>]

In 0.24 , Mythtranscode don't work properly with 6 channels output
i have make more and more test in 0.24 and 0.23.1 , in 0.23.1 he works properly.
I have make test with same file and same cutlist

0.24 log file : ​pastebin file

extract :

2010-12-28 18:27:45.701 Player(0): ClearAfterSeek(1)
2010-12-28 18:27:45.701 DelMap: Tracker next CUT_START: 16546
2010-12-28 18:27:45.702 AFD: Audio stream changed
2010-12-28 18:27:45.702 AFD: Trying to reselect audio track
2010-12-28 18:27:45.702 AFD: Selected track 1: French AC3 2ch (A/V Stream #1)
2010-12-28 18:27:45.702 AFD: Initializing audio parms from audio track #1
2010-12-28 18:27:45.702 AFD: Audio format changed 
			from id( AC3)  48000Hz  2ch 16bps     to id( AC3)  48000Hz  6ch 16bps    
2010-12-28 18:27:45.702 AudioOutput Error: Invalid channel count 6
Terminated

0.23.1 log file : ​pastebin file

extract :

2010-12-29 19:02:11.590 AFD: SeekReset(14985, 16, do flush, do discard)
2010-12-29 19:02:11.590 AFD: SeekReset() flushing
2010-12-29 19:02:11.590 VideoBuffers::DiscardFrames(1): AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAU
2010-12-29 19:02:11.590 VideoBuffers::DiscardFrames(): AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA -- done()
2010-12-29 19:02:11.590 VideoBuffers::DiscardFrames(1): AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA -- done
2010-12-29 19:02:11.590 AFD: AC3 changed from 2 to 6 channels (frame 14985)
2010-12-29 19:02:11.592 [h264 @ 0x22af960]number of reference frames exceeds max (probably corrupt input), discarding one
2010-12-29 19:02:11.592 [h264 @ 0x22af960]number of reference frames exceeds max (probably corrupt input), discarding one
2010-12-29 19:02:11.592 [h264 @ 0x22af960]number of reference frames exceeds max (probably corrupt input), discarding one
2010-12-29 19:02:11.592 [h264 @ 0x22af960]number of reference frames exceeds max (probably corrupt input), discarding one
2010-12-29 19:02:11.592 [h264 @ 0x22af960]number of reference frames exceeds max (probably corrupt input), discarding one
2010-12-29 19:02:11.592 [h264 @ 0x22af960]number of reference frames exceeds max (probably corrupt input), discarding one
2010-12-29 19:02:12.221 NVP(0): ClearAfterSeek(1)
Terminated

[beirdo]

Related to #9356

[jyavenard]

Should be fixed with SHA: b9f2adc105a3ece49d7e3a8ed1be63bdf2f45a5d