[Cin] megapatch series 8
Phyllis Smith
phylsmith2017 at gmail.com
Tue Apr 19 17:22:57 CEST 2022
For Truehd, in bdwrite.C getting error message as shown in second Bold
below when 004 ffmpeg truehd new 4 patches added.
In addition it shows "case 2" as STEREO although earlier in the code it is
"3" as shown immediately below (and COMBO 12 not handled).
BLURAY_AUDIO_FORMAT_MONO = 1,
*BLURAY_AUDIO_FORMAT_STEREO = 3,*
BLURAY_AUDIO_FORMAT_MULTI_CHAN = 6,
BLURAY_AUDIO_FORMAT_COMBO = 12, // Stereo ac3/dts,
...
static int bd_audio_format(int channels)
{
int audio_format = 0;
switch( channels ) {
case 1:
audio_format = BLURAY_AUDIO_FORMAT_MONO;
break;
case 2:
audio_format = BLURAY_AUDIO_FORMAT_STEREO;
break;
case 6:
audio_format = BLURAY_AUDIO_FORMAT_MULTI_CHAN;
break;
default:
fprintf(stderr, *"unknown bluray audio format %d ch\n", channels*);
exit(1);
}
return audio_format;
}
On Mon, Apr 18, 2022 at 10:33 PM Andrew Randrianasulu <
randrianasulu at gmail.com> wrote:
>
>
> On Tuesday, April 19, 2022, Phyllis Smith <phylsmith2017 at gmail.com> wrote:
>
>> Forgot to add that this patch also applied and result checked in even
>> though not yet functional:
>> 0012-truehd-experimental-bluray-profile.patch
>>
>> On Mon, Apr 18, 2022 at 6:21 PM Phyllis Smith <phylsmith2017 at gmail.com>
>> wrote:
>>
>>> Checked into GIT from megapile_8 the patches related to creating Bluray
>>> media by Andrew:
>>>
>>> 0005-EXPERIMENT-update-bdwrite-for-lpcm-hevc.patch
>>> 0006-EXPERIMENTAL-add-variable-chapter-interval-to-bdwrit.patch
>>> 0007-EXPERIMENTAL-add-bd_profile-array-to-bdcreate.C-so-i.patch
>>> 0008-EXPERIMENTAL-bdcreate-add-m2ts-profiles-part-1.patch
>>> 0009-Fix-bdcreate.C-layout.patch
>>>
>>> 0010-EXPERIMENTAL-attempt-to-get-value-from-popuptextbox.patch0012-truehd-experimental-bluray-profile.patch
>>> 0013-EXPERIMENTAL-add-truehd-audio-profile-for-bdcreate.C.patch
>>> 0014-EXPERIMENTAL-add-tsmuxer-checkbox.patch
>>> 0015-EXPERIMENTAL-fix-layout-in-bdcreate-after-tsmuxer-ch.patch
>>> 0016-NOT-YET.patch
>>> 0017-EXPERIMENTAL-shell-script-run-tsmuxer-conditionally-.patch
>>> 0018-Attempt-at-fixing-bdwrite-stream_type-coding_type-co.patch
>>> 0019-EXPERIMENTAL-attempt-at-fixing-bdwrite-on-Android-af.patch
>>> 0020-EXPERIMENTAL-real-fix-for-bdwrite.patch
>>> 0021-EXPERIMENTAL-try-to-add-lpcm-to-tsmuxer-meta-file.patch
>>> 0022-EXPERIMENTAL-really-fix-audio-names-fir-tsmuxer-meta.patch
>>> 0037-freebsd-in-bdcreate-bdwrite.patch
>>> and from megapile_10:
>>> 0077-Better-layout-in-bdcreate.C-after-my-changes.patch
>>>
>>> Already in from a previous checkin as related to Bluray from megapile_8
>>> were:
>>> 0001-ffmpeg-4.4-bluray-lpcm-encoder.patch
>>> 0002-Fix-ffmpeg-4.4-bluray-lpcm-patch-for-5.1.patch
>>> 0003-Add-simple-m2ts-lpcm-profile.patch
>>> 0011-Rename-m2ts_pcm.m2ts-to-bluray_lpcm.m2ts.patch
>>> But because I forgot to test
>>> 0004-Improve-truehd-decoder-encoder-from-ffmpeg.git.patch the choice in
>>> bdcreate.C for truehd (line 865) was commented out until I can test a
>>> smaller set tomorrow. Although *I am confused why the following lines
>>> of code (around line 70) in bdcreate.C do not include truehd as an
>>> option???* I looked in megapile_10 to see if I missed a related patch
>>> but did not see anything.
>>> static struct bd_profile {
>>> const char *name;
>>> } bd_profiles[] = {
>>> {"bluray.m2ts"},
>>> {"bluray_lpcm.m2ts"},
>>> };
>>>
>>
>
> I think I just did things a little bit different, so may be this piece
> if code no longer needed - need to look again (just wake up)
>
>
>
>>> and around line 350 (and maybe other places too?):
>>> fprintf(fp,"MUXOPT --blu-ray --hdmv-descriptors\n");
>>> fprintf(fp,"V_MPEG4/ISO/AVC, bd.m2ts, track=4113\n");
>>> if(!strcmp(use_profile, "bluray.m2ts"))
>>> fprintf(fp,"A_AC3, bd.m2ts, track=4352\n");
>>> if(!strcmp(use_profile, "bluray_lpcm.m2ts"))
>>> fprintf(fp,"A_LPCM, bd.m2ts, track=4352\n");
>>> fprintf(fp,"\n");
>>> fclose(fp);
>>>
>>
>
>
> yes, not yet for tsmuxer - not quite sure how it works there (latery I
> read truehd must come with ac3 'core' embedded, not sure if ffmpeg can
> output this in one pass? -
> https://forum.doom9.org/showthread.php?t=176668&page=61 - comment 1202
> and around...)
>
> it will be very interesting to hear from your experiment!
>
>
>
>>> oh YES, you are right, I swapped those unintentionally!
>>>>
>>>> probably explains your bug with chapters?
>>>>
>>> YOU ARE RIGHT ! now chapters work (hopefully you understand why it takes
>>> me so long to test and check in changes as I do not want to add problems --
>>> the oxen is slow, but the earth is patient).
>>>
>>
>
> yes, very big thanks for NOT rushing things out!
>
>>
>>> "lpcm" works too and when I press the "info" button on the remote
>>> control on the LG bluray player, it clearly shows it is lpcm -- this not
>>> working was my mistake due to not getting the current GIT head.
>>>
>>
> \0/
>
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