[Matroska-devel] Anamorphic video plays as 3:2

Steve Lhomme slhomme at matroska.org
Thu Aug 18 16:22:49 CEST 2011


Please run mkvinfo to show what's in the file, not what software
interpret from it.

On Wed, Aug 17, 2011 at 10:35 AM, Watcher <lists at on-track.ca> wrote:
> I have an anamorphic video that is playing in MPC-HC as 3:2. If I switch MPC-HC
> to use the internal matroska filter is plays at the correct 16:9 so I assume it
> must be Haali causing the problem.
>
> The info collected below from Haali seems to show that is does recognize it
> being anamorphic, but for some reason it is playing as 3:2. Note that the window
> does open to 16:9 initially for a fraction of a second before resizing to 3:2.
>
>
> Filter : Haali Media Splitter - CLSID : {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D}
>
> - Connected to:
>
> CLSID: {04FE9017-F873-410E-871E-AB91661A4EF7}
> Filter: ffdshow Video Decoder
> Pin: In
>
> - Connection media type:
>
> Video: MPEG4 Video (H264) 720x480 (853:480) 23.98fps
>
> AM_MEDIA_TYPE:
> majortype: MEDIATYPE_Video {73646976-0000-0010-8000-00AA00389B71}
> subtype: Unknown GUID Name {31435641-0000-0010-8000-00AA00389B71}
> formattype: FORMAT_MPEG2_VIDEO {E06D80E3-DB46-11CF-B4D1-00805F6CBBEA}
> bFixedSizeSamples: 0
> bTemporalCompression: 0
> lSampleSize: 1
> cbFormat: 169
>
> VIDEOINFOHEADER:
> rcSource: (0,0)-(0,0)
> rcTarget: (0,0)-(0,0)
> dwBitRate: 0
> dwBitErrorRate: 0
> AvgTimePerFrame: 417083
>
> VIDEOINFOHEADER2:
> dwInterlaceFlags: 0x00000000
> dwCopyProtectFlags: 0x00000000
> dwPictAspectRatioX: 853
> dwPictAspectRatioY: 480
> dwControlFlags: 0x00000000
> dwReserved2: 0x00000000
>
> MPEG2VIDEOINFO:
> dwStartTimeCode: 0
> cbSequenceHeader: 37
> dwProfile: 0x00000064
> dwLevel: 0x0000001e
> dwFlags: 0x00000004
>
> BITMAPINFOHEADER:
> biSize: 40
> biWidth: 720
> biHeight: 480
> biPlanes: 1
> biBitCount: 24
> biCompression: avc1
> biSizeImage: 0
> biXPelsPerMeter: 720
> biYPelsPerMeter: 853
> biClrUsed: 0
> biClrImportant: 0
>
> pbFormat:
> 0000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> 0010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> 0020: 00 00 00 00 00 00 00 00 3b 5d 06 00 00 00 00 00 ........;]......
> 0030: 00 00 00 00 00 00 00 00 55 03 00 00 e0 01 00 00 ........U...à...
> 0040: 00 00 00 00 00 00 00 00 28 00 00 00 d0 02 00 00 ........(...Ð...
> 0050: e0 01 00 00 01 00 18 00 61 76 63 31 00 00 00 00 à.......avc1....
> 0060: d0 02 00 00 55 03 00 00 00 00 00 00 00 00 00 00 Ð...U...........
> 0070: 00 00 00 00 25 00 00 00 64 00 00 00 1e 00 00 00 ....%...d.......
> 0080: 04 00 00 00|00 1c 67 64 00 1e ac 34 e7 02 d0 f6 ......gd..¬4ç.Ðö
> 0090: ff c0 d5 40 b4 04 00 00 0f a4 00 02 ee 02 3c 58 ÿÀÕ@´....¤..î.<X
> 00a0: b6 78 00 05 68 ee b2 c8 b0                      ¶x..hî²È°
>
> - Enumerated media type 0:
>
> Set as the current media type
>
>
>
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-- 
Steve Lhomme
Matroska association Chairman



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