[mythtv-users] HDMI-Componet Converter/Decoder
Henk D. Schoneveld
belcampo at zonnet.nl
Sat Feb 28 21:52:38 UTC 2015
Uploaded some samples 4:3 16:9 conversions 3 x 20MB http://we.tl/yb7VXqFGrT
On 28 Feb 2015, at 22:12, Henk D. Schoneveld <belcampo at zonnet.nl> wrote:
>
> On 28 Feb 2015, at 19:35, Hika van den Hoven <hikavdh at gmail.com> wrote:
>
>> Hoi Henk,
>>
>> Saturday, February 28, 2015, 7:17:50 PM, you wrote:
>>
>>
>>> On 28 Feb 2015, at 19:06, Hika van den Hoven <hikavdh at gmail.com> wrote:
>>
>>>> Hoi Dave,
>>>>
>>>> Saturday, February 28, 2015, 6:19:05 PM, you wrote:
>>>>
>>>>> -----Original message-----
>>>>> From:Gordon McCrae <gordon.mccrae at gmail.com>
>>>>> Sent:Sat 28-02-2015 17:04
>>>>> Subject:Re: [mythtv-users] HDMI-Componet Converter/Decoder
>>>>> To:mythtv-users at mythtv.org;
>>>>>
>>>>> On 28/02/15 16:20, Dave Pearson (Lists) wrote:
>>>>> -----Original message-----
>>>>> From: Henk D. Schoneveld <belcampo at zonnet.nl>
>>>>> Sent: Sat 28-02-2015 16:12
>>>>> Subject: Re: [mythtv-users] HDMI-Componet Converter/Decoder
>>>>> To: Discussion about MythTV <mythtv-users at mythtv.org>;
>>>>>
>>>>
>>>>>
>>>>> On 28 Feb 2015, at 10:32, Dave Pearson (Lists) <lists at the-pearsons.co.uk> wrote:
>>>>>
>>>>>
>>>>> I've just installed an HD-PVR in my mythtv system. It's connected
>>>>> to a Virgin V-Plus box via S-Video and I'm only able to record in
>>>>> 4:3 Aspect Ratio, even though the source material is 16:9.
>>>>> The aspect ratio is ‘just’ a replaceable value in your recording,
>>>>> which shouldn’t be too difficult to replace in your recorded file.
>>>>>
>>>>
>>>>>
>>>>>
>>>>> Because of this, I think I have to bite the bullet and get an
>>>>> HDMI-Component Converter box. Has anyone any experience of using one of these:
>>>>>
>>>>
>>>>>
>>>>>
>>>>> Liqoo HDMI to Ypbpr Component AV to VGA SPDIF Converter Adapter R / L 1080P
>>>>>
>>>>
>>>>>
>>>>>
>>>>> The HDFury2 seems to be very expensive in comparison.
>>>>>
>>>>
>>>>>
>>>>>
>>>>> I'd also welcome recommendations for any other devices that people
>>>>> are using and having success with.
>>>>>
>>>>
>>>>>
>>>>>
>>>>> Regards,
>>>>>
>>>>> Dave
>>>>> _______________________________________________
>>>>> mythtv-users mailing list
>>>>> mythtv-users at mythtv.org
>>>>> http://lists.mythtv.org/mailman/listinfo/mythtv-users
>>>>> http://wiki.mythtv.org/Mailing_List_etiquette
>>>>> MythTV Forums: https://forum.mythtv.org
>>>>>
>>>>>
>>>>
>>>>
>>>>> _______________________________________________ mythtv-users
>>>>> mailing list mythtv-users at mythtv.org
>>>>> http://lists.mythtv.org/mailman/listinfo/mythtv-users
>>>>> http://wiki.mythtv.org/Mailing_List_etiquette MythTV Forums: https://forum.mythtv.org
>>>>
>>>>>
>>>>
>>>>> Hi Henk,
>>>>
>>>>>
>>>>
>>>>>
>>>>>
>>>>
>>>>> I've been trying to find a way of replacing that value in the
>>>>> recordings, but haven't been able to find one yet, any suggestions would be welcome.
>>>>
>>>>>
>>>>
>>>>>
>>>>>
>>>>
>>>>> I am able to watch the recordings in mythfrontend by setting the
>>>>> Aspect Ratio override, but that's no good when I'm away from home
>>>>> and watching via Plex, so fixing up the recordings would be good.
>>>>
>>>>>
>>>>
>>>>>
>>>>>
>>>>
>>>>> Reagrds,
>>>>
>>>>>
>>>>
>>>>> Dave.
>>>>
>>>>> ffmpeg -i InputFile -vcodec copy -acodec copy -aspect 16:9 OutputFile
>>>>>
>>>>
>>>>
>>>>> _______________________________________________
>>>>
>>>>
>>>>
>>>>>
>>>>
>>>>> Hi Gordon,
>>>>
>>>>>
>>>>> I've tried that and, unfortunately it doesn't work, here is the
>>>>> mediainfo report on an HD-PVR recorded file:
>>>>
>>>>>
>>>>> General
>>>>> ID : 0 (0x0)
>>>>> Complete name : 2148_20150227210000.mpg
>>>>> Format : MPEG-TS
>>>>> File size : 893 MiB
>>>>> Duration : 1h 0mn
>>>>> Overall bit rate mode : Variable
>>>>> Overall bit rate : 2 069 Kbps
>>>>
>>>>> Video
>>>>> ID : 4113 (0x1011)
>>>>> Menu ID : 1 (0x1)
>>>>> Format : AVC
>>>>> Format/Info : Advanced Video Codec
>>>>> Format profile : Main at L3.1
>>>>> Format settings, CABAC : Yes
>>>>> Format settings, ReFrames : 4 frames
>>>>> Format settings, GOP : M=4, N=32
>>>>> Codec ID : 27
>>>>> Duration : 1h 0mn
>>>>> Bit rate mode : Variable
>>>>> Bit rate : 1 579 Kbps
>>>>> Maximum bit rate : 20.0 Mbps
>>>>> 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 : Top Field First
>>>>> Bits/(Pixel*Frame) : 0.152
>>>>> Stream size : 682 MiB (76%)
>>>>> Color primaries : BT.601 PAL
>>>>> Transfer characteristics : BT.470 System B, BT.470 System G
>>>>> Matrix coefficients : BT.601
>>>>
>>>>> Audio
>>>>> ID : 4352 (0x1100)
>>>>> Menu ID : 1 (0x1)
>>>>> Format : AC-3
>>>>> Format/Info : Audio Coding 3
>>>>> Mode extension : CM (complete main)
>>>>> Format settings, Endianness : Big
>>>>> Codec ID : 129
>>>>> Duration : 1h 0mn
>>>>> Bit rate mode : Constant
>>>>> Bit rate : 384 Kbps
>>>>> Channel(s) : 2 channels
>>>>> Channel positions : Front: L R
>>>>> Sampling rate : 48.0 KHz
>>>>> Bit depth : 16 bits
>>>>> Compression mode : Lossy
>>>>> Delay relative to video : -72ms
>>>>> Stream size : 166 MiB (19%)
>>>>>
>>>>> Regards,
>>>>
>>>>> Dave.
>>>>
>>>> As far as I know SCART = PAL so 4:3 but with black bars on top and
>>>> bottom for 16:9. If you want to get rid of the bars I think you have
>>>> to transcode removing the bars.
>>> I don’t think so, he said that aspect override in mythtv solved the
>>> problem, only plex and others had the problem, by not having a aspect override option.
>>
>> I record analog PAL and have my old 16:9 CRT TV connected through a VGA to
>> SCART converter. That's what is my experience. Myth zooms in to place
>> the bars outside the image. It took me lot of fiddling to get it
>> right. Even though the tv is 16:9 the image coming in is 4:3 of which
>> I don't use the upper and bottom part.
> PAL is 720x576 displayed as 768x576 in 4:3 format and 1024x576 in 16:9 format. Both have their origin in 720 pixels.
> 720 pixels are displayed over an area that occupies 768 or 1024 pixels, so the pixels have more width than height, non-square.
> A VGA interface, like that from a computer only has square pixel formats.
> I think the SCART to VGA conversion looses the non-square information and for that reason you’re getting what you get.
>>
>> Tot mails,
>> Hika mailto:hikavdh at gmail.com
>>
>> "Zonder hoop kun je niet leven
>> Zonder leven is er geen hoop
>> Het eeuwige dilemma
>> Zeker als je hoop moet vernietigen om te kunnen overleven!"
>>
>> De lerende Mens
>>
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>> http://wiki.mythtv.org/Mailing_List_etiquette
>> MythTV Forums: https://forum.mythtv.org
>
> _______________________________________________
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