Quote:
A director comment track, for example (as long as it is not the audio of the PiP) cannot be considered as secondary stream
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It is possible to have secondary audio without PiP (even in 3D) but secondary audio is always mixed with primary audio at playback level (secondary audio must include mixing metadata).
Code:
00000000h: 4D 50 4C 53 30 32 30 30 00 00 00 3A 00 00 00 BE ; MPLS0200...:...¾
00000010h: 00 00 00 D2 00 00 00 00 00 00 00 00 00 00 00 00 ; ...Ò............
00000020h: 00 00 00 00 00 00 00 00 00 00 00 0E 00 01 00 00 ; ................
00000030h: 00 00 00 00 00 00 00 00 40 00 00 00 00 80 00 00 ; ........@....€..
00000040h: 00 01 00 00 00 78 30 30 30 30 32 4D 32 54 53 00 ; .....x00002M2TS.
00000050h: 01 00 00 07 FF F8 00 D5 CC 6F 00 00 00 00 00 00 ; ....ÿø.ÕÌo......
00000060h: 00 00 00 00 00 00 00 56 00 00 01 01 00 00 02 00 ; .......V........
00000070h: 00 00 00 00 00 00 09 01 10 11 00 00 00 00 00 00 ; ................
00000080h: 05 1B 61 00 00 00 09 01 11 00 00 00 00 00 00 00 ; ..a.............
00000090h: 05 86 6E 65 6E 67 09 01 1A 00 00 00 00 00 00 00 ; .†neng..........
000000a0h: 05 A1 61 65 6E 67 01 00 00 00 09 01 1A 01 00 00 ; .¡aeng..........
000000b0h: 00 00 00 00 05 A2 61 65 6E 67 01 00 00 00 00 00 ; .....¢aeng......
000000c0h: 00 10 00 01 00 01 00 00 00 07 FF F8 FF FF 00 00 ; ..........ÿøÿÿ..
000000d0h: 00 00 00 00 00 68 00 00 00 24 00 00 00 02 00 02 ; .....h...$......
000000e0h: 00 01 00 00 00 24 00 00 00 18 00 02 00 02 00 00 ; .....$..........
000000f0h: 00 3C 00 00 00 30 00 16 00 00 09 02 00 00 10 12 ; .<...0..........
00000100h: 00 00 00 00 05 20 61 00 00 00 00 20 00 00 00 00 ; ..... a.... ....
00000110h: 00 2C 00 01 00 00 00 24 00 08 00 00 00 01 00 1C ; .,.....$........
00000120h: 30 30 30 30 33 4D 32 54 53 00 00 00 02 00 00 07 ; 00003M2TS.......
00000130h: FF F8 00 D5 CC 6F 00 00 00 07 FF F8 00 00 ; ÿø.ÕÌo....ÿø..