[Bug 767957] gstjpeg2000.h : store all JPEG 2000 file format and code stream marker information in single header file

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=767957

--- Comment #12 from boxerab at gmail.com <boxerab at gmail.com> ---
(In reply to Sebastian Dröge (slomo) from comment #10)
> Review of attachment 330445 [details] [review]:
> 
> ::: gst-libs/gst/codecparsers/gstjpeg2000.h
> @@ +98,3 @@
> +  GST_JPEG2000_PROGRESSION_ORDER_CPRL,
> +  GST_JPEG2000_PROGRESSION_ORDER_MAX
> +} GstJPEG2000ProgressionOrder;
> 
> Is this ever going to be used by anything but the decimator or a
> decoder/encoder?

A parser may be interested in progression order changes - for example, a 4K
image
has one progression order change to separate the lower res 2K image from the
full
4K image, so that decoders that do not support 4K can still decode the low res
2K image.

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