[FFmpeg-trac] #4277(avformat:new): Feature Request: Phantom Cine read support
FFmpeg
trac at avcodec.org
Wed Jan 21 17:46:09 CET 2015
#4277: Feature Request: Phantom Cine read support
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Reporter: fabian | Type: enhancement
Status: new | Priority: wish
Component: avformat | Version: unspecified
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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[NB: This is a dup of https://bugzilla.libav.org/show_bug.cgi?id=764]
Dear FFmpeg devs,
some time ago, a feature request was filed against FFmpeg to add read
support for the proprietary Phantom Cine video format [1]. Samples have
been provided in [2].
However, since then it has become silent around this feature request. As
far as I understand, the basic understanding of the file format has been
summarized in [3]. This page even links to an extensive documentation [4]
of the format provided by its original proprietor, Vision Research Inc.
The copyright notice of this document states the following:
"
The information contained in this document file includes data that is
proprietary to Vision
Research, Inc. and shall not be duplicated, used, or disclosed – in whole
or in part – for any
purpose other than to create file conversion routines from Vision’s
proprietary “CIN” format
to other formats which may be in use by the end user. This restriction
does not limit your right
to use information contained in this data if it is obtained from another
source without
restriction. The data subject to this restriction are contained in all
pages of this file.
"
So, it is allowed to reference the official file format specification for
the development of a decoder for this format, which is exactly what I
request here.
If you need further video sample material, please do not hesitate to ask
for it. I have literally terabytes of videos from a high-speed camera that
uses CINE as its native format, i.e. the software that is used to read out
the data from the camera uses CINE as its native format. The inly
restriction is the file size which is typically in the order of several
hundret megabytes, but I can of course provide shorter videos as well if
needed.
Thank you very much already!
Best regards,
Fabian
[1] http://ffmpeg.org/pipermail/ffmpeg-devel/2010-March/094865.html
[2] http://samples.mplayerhq.hu/V-codecs/Phantom_Cine/
[3] http://wiki.multimedia.cx/index.php?title=Phantom_Cine
[4] http://www.visionresearch.com/devzonedownloads/cine640.pdf
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Ticket URL: <https://trac.ffmpeg.org/ticket/4277>
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