[Cin] video on LPCM DVD from DV method

Terje J. Hanssen terjejhanssen at gmail.com
Sat Jan 20 16:25:47 CET 2024



Den 20.01.2024 16:20, skrev Terje J. Hanssen:
>
>
> Den 20.01.2024 15:22, skrev Andrew Randrianasulu:
>>
>>
>> сб, 20 янв. 2024 г., 17:08 Terje J. Hanssen <terjejhanssen at gmail.com>:
>>
>>
>>
>>     Den 20.01.2024 13:44, skrev Andrew Randrianasulu:
>>     > https://youtu.be/-NE2LZsVUjo
>>     >
>>     > grand total of  two and half minutes at whooping 5 fps.
>>
>>     Good to see it is possible "^"
>>
>>     As LPCM is standard audio on DV video, and as released PAL DVD
>>     Videos
>>     must contain at least one audio track using the PCM, MP2, or AC-3
>>     format, and all standard PAL players must support all three of these
>>     formats:
>>
>>     What hinder "Create DVD" to render video + PCM audio from a DV file
>>     simultaneous?
>>
>>
>> I guess because we use mplex and it demands separate audio and video 
>> (and subtitle if you do it) stream .... {if you search dvdstyler sf 
>> forums you will see ffmpeg was not always consistent in exact dvd muxing}
>
> I noticed a bit earlier there had been various problems with mplex
>
> But let me ask another way:
> When I test simply and load a DV file in CinGG, then File > DVD 
> Render, and check the defaults there and next Batch Render: <Start>
>
> Now the DVD video and audio render simultaneous in one step.
> Inspecting the DVD structure's dvd.mpg it transcoded with AC3 audio.
> Why is transcoding to AC3 audio possible and not the "DV input's LPCM"?
>
> Additional:
> Is Raw PCM the same as FFmpeg's dvd_pcm and is the latter available 
> from the FFmpeg on CinGG's Create DVD?
pcm_dvd

> (as known FFmpeg can encode and mux DVD with PCM to mpeg, while i.e 
> DeVeDe additional can generate the iso)
>
>>
>> I subscribed to mjpeg-users list and asked there about relative 
>> loudness of lpcm vs ac3 audio.
>>
>>
>>
>>
>>
>>
>
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