[Cin] dvdcreate and filempeg patches

[Andrew Randrianasulu]

сб, 3 июн. 2023 г., 02:07 Phyllis Smith <phylsmith2017 at gmail.com>:

> Tested all patches with or without Deinterlace and with Format changed to
> Bottom Field First.  Everything seemed to work and created DVD media and
> played on player attached to TV.
>
> Not sure about adding "-c" to the mpeg2enc but it did not cause any
> problems.
>

"c" sets Closed GOP, not critical but some Windows authoring softwares and
guides recommend it.



Thanks, I will check in to GIT the next time I boot the desktop.
>
> On Tue, May 30, 2023 at 11:31 PM Andrew Randrianasulu <
> randrianasulu at gmail.com> wrote:
>
>> I am very sorry, there was crasher in patch 2!
>>
>> Nw it works as intended at least mediainfo says (after I set format
>> manually to BFF))
>>
>>  mediainfo /dev/shm/tmp/dvd_20230531-081921/dvd.mpg
>> General
>> Complete name                            :
>> /dev/shm/tmp/dvd_20230531-081921/dvd.mpg
>> Format                                   : MPEG-PS
>> File size                                : 5.19 MiB
>> Duration                                 : 5 s 240 ms
>> Overall bit rate mode                    : Variable
>> Overall bit rate                         : 8 311 kb/s
>>
>> Video
>> ID                                       : 224 (0xE0)
>> Format                                   : MPEG Video
>> Format version                           : Version 2
>> Format profile                           : Main at Main
>> Format settings                          : CustomMatrix
>> Format settings, BVOP                    : No
>> Format settings, Matrix                  : Custom
>> Format settings, GOP                     : N=15
>> Format settings, picture structure       : Frame
>> Duration                                 : 5 s 240 ms
>> Bit rate mode                            : Variable
>> Bit rate                                 : 8 000 kb/s
>> Width                                    : 720 pixels
>> Height                                   : 576 pixels
>> Display aspect ratio                     : 4:3
>> Frame rate                               : 25.000 FPS
>> Standard                                 : PAL
>> Color space                              : YUV
>> Chroma subsampling                       : 4:2:0
>> Bit depth                                : 8 bits
>> Scan type                                : Interlaced
>> Scan order                               : Bottom Field First
>> Compression mode                         : Lossy
>> Bits/(Pixel*Frame)                       : 0.772
>> Time code of first frame                 : 00:00:00:00
>> Time code source                         : Group of pictures header
>> GOP, Open/Closed                         : Closed
>> Stream size                              : 4.95 MiB (95%)
>> Color primaries                          : BT.601 PAL
>> Transfer characteristics                 : BT.470 System B/G
>> Matrix coefficients                      : BT.470 System B/G
>>
>> ===
>>
>> and mpeg2enc line looked like this
>>
>> FileMPEG::open_file: Running
>> /dev/shm/cinelerra/cinelerra-5.1/bin//mpeg2enc -v 0  -b 8000 -q 1 -a 2
>> -F 3 -H -c -I 1 -M 4 -z b -f 8 -g 15 -G 15 -R 0 -o
>> '/dev/shm/tmp/dvd_20230531-081921/dvd.m2v'
>>
>> On Wed, May 31, 2023 at 5:04 AM Andrew Randrianasulu
>> <randrianasulu at gmail.com> wrote:
>> >
>> >
>> >
>> > ср, 31 мая 2023 г., 03:30 Phyllis Smith <phylsmith2017 at gmail.com>:
>> >>
>> >> Andrew, I applied these on my ffmpeg 6.0 version but have no results
>> yet -- have not tried anything different but the default works just like
>> before.  More later.
>> >
>> >
>> > Be sure to set session interlace mode in Format ...
>> > Of course there is possibility I set those params in wrong order .. :/
>> >>
>> >>
>> >> On Mon, May 29, 2023 at 7:26 PM Andrew Randrianasulu <
>> randrianasulu at gmail.com> wrote:
>> >>>
>> >>> I tried to add few more flags to filempeg encoder settings, not
>> touching -I (as in Interlace, not small "l" as in level) for now
>> >>>
>> >>> I also tried to get interlace info from both session interlace mode
>> and deinterlace checkbox ...
>> >>>
>> >>>
>>
>
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