[Cin] HDV is really 4 channel?

[Terje J. Hanssen]

Den 16.01.2024 21:30, skrev Terje J. Hanssen:
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> Den 16.01.2024 20:23, skrev Andrew Randrianasulu:
>> https://trac.ffmpeg.org/ticket/1258
>>
>> see attached to this ticket  modded decoder ...
>>
>> I wonder if Terje's audio really 4ch? if so,may be we can decode it 
>> to 4* wav first, then encode them correctly to bluray lpcm / dvd pcm 
>> / ac3 ...
>
>
> I did leave out some "empty channels" to simplify and clean up the 
> post. Here are the full ffprobe output for the HDV source (mediainfo 
> was complete):
>
>     ffprobe -hide_banner hdv07_05.m2t
>     [mpeg2video @ 0x55d58a968340] Invalid frame dimensions 0x0.
>         Last message repeated 7 times
>     [mpegts @ 0x55d58a93e580] Could not find codec parameters for
>     stream 2 (Unknown: none ([160][0][0][0] / 0x00A0)): unknown codec
>     Consider increasing the value for the 'analyzeduration' (0) and
>     'probesize' (5000000) options
>     [mpegts @ 0x55d58a93e580] Could not find codec parameters for
>     stream 3 (Unknown: none ([161][0][0][0] / 0x00A1)): unknown codec
>     Consider increasing the value for the 'analyzeduration' (0) and
>     'probesize' (5000000) options
>     Input #0, mpegts, from 'hdv07_05.m2t':
>       Duration: 00:06:58.27, start: 3276.528000, bitrate: 25626 kb/s
>       Program 100
>       Stream #0:0[0x810]: Video: mpeg2video (Main) ([2][0][0][0] /
>     0x0002), yuv420p(tv, bt709, top first), 1440x1080 [SAR 4:3 DAR
>     16:9], 25000 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
>         Side data:
>           cpb: bitrate max/min/avg: 25000000/0/0 buffer size: 7340032
>     vbv_delay: N/A
>       Stream #0:1[0x814]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000
>     Hz, stereo, fltp, 384 kb/s
>       Stream #0:2[0x815]: Unknown: none ([160][0][0][0] / 0x00A0)
>       Stream #0:3[0x811]: Unknown: none ([161][0][0][0] / 0x00A1)
>     Unsupported codec with id 0 for input stream 2
>     Unsupported codec with id 0 for input stream 3
>
>
I fogot to add that loading the HDV clip in CinGG, there is only two 
visible streams:
#1 (video) and #2 (stereo Audio)
(That is, nothing similar to loading .mov file, where there were 
additional 6 empty audio streams, #3 - #8)



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