codecparsers: mpeg2: add helpers to convert quantization matrices.
authorGwenole Beauchesne <gwenole.beauchesne@intel.com>
Tue, 5 Feb 2013 10:56:46 +0000 (11:56 +0100)
committerGwenole Beauchesne <gwenole.beauchesne@intel.com>
Wed, 6 Feb 2013 14:17:27 +0000 (15:17 +0100)
commit8957fb76611b2d3ad9ac881c02466035802b7cf1
tree32075cbb2a8549cbefd2fcacfdf52c4c5564aaac
parent07c4034305e307c28a00f7b2048aa06cd95f6afa
codecparsers: mpeg2: add helpers to convert quantization matrices.

Add utility functions to convert quantization matrices from zigzag scan
order (as encoded in the bitstream) into raster scan order. Also provide
another function to reverse the operation.

https://bugzilla.gnome.org/show_bug.cgi?id=693000

Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
gst-libs/gst/codecparsers/gstmpegvideoparser.c
gst-libs/gst/codecparsers/gstmpegvideoparser.h