Lines Matching full:jpeg
1 Advanced usage instructions for the Independent JPEG Group's JPEG software
6 The "wizard" switches are intended for experimentation with JPEG by persons
7 who are reasonably knowledgeable about the JPEG standard. If you don't know
11 when making files intended for general use, because not all JPEG decoders
12 will support unusual JPEG parameter settings.
19 as examples in the JPEG standard) and scales them up or down according to
24 JPEG and is not supported by all implementations. If you need to ensure
39 will be stored in the JPEG file).
46 # Quantization tables given in JPEG spec, section K.1
82 component, in the order in which the components appear in the JPEG SOF marker.
96 -sample HxV[,...] Set JPEG sampling factors for each color
99 The -sample switch specifies the JPEG sampling factors for each color
100 component, in the order in which they appear in the JPEG SOF marker.
106 There are still some JPEG decoders in existence that support only 2x1
116 By default, cjpeg emits a single-scan sequential JPEG file. The
117 -progressive switch generates a progressive JPEG file using a default series
118 of progression parameters. You can create multiple-scan sequential JPEG
119 files or progressive JPEG files with custom progression parameters by using
127 the components to be included in the scan, and for progressive JPEG it also
133 followed by a colon (':') and the four progressive-JPEG parameters. The
136 JPEG SOF marker, with the first component being numbered 0. (Note that these
146 producing a sequential JPEG file. cjpeg automatically determines whether
150 The scan script must meet the JPEG restrictions on progression sequences.
163 sequential JPEG file:
