Lines Matching refs:scaling

140 -- libjpeg: IDCT scaling extensions in decompressor
141    libjpeg-turbo supports IDCT scaling with scaling factors of 1/8, 1/4, 3/8,
173 usefulness of DCT scaling as a means of data reduction and SmartScale as a
179 -- libjpeg: DCT scaling in compressor
181    There is no technical reason why DCT scaling could not be supported when
183    below), only scaling factors of 1/2, 8/15, 4/7, 8/13, 2/3, 8/11, 4/5, and
197    additional DCT scaling factors.
201    This requires the DCT scaling feature, which is not supported.
204    This requires both the DCT scaling and SmartScale features, which are not
298 -- When decompressing using scaling factors of 1/2 and 1/4, because libjpeg v8
299    implements those scaling algorithms differently than libjpeg v6b does, and
303    with its DCT/IDCT scaling algorithms rather than with a separate
308 -- When decompressing using a scaling factor > 1 and merged (AKA "non-fancy" or
310    merged upsampling with scaling factors > 1.