@@ -179,8 +179,8 @@ supported and which aren't.
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NOTE: As of this writing, extensive research has been conducted into the
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NOTE: As of this writing, extensive research has been conducted into the
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usefulness of DCT scaling as a means of data reduction and SmartScale as a
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usefulness of DCT scaling as a means of data reduction and SmartScale as a
|
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means of quality improvement. The reader is invited to peruse the research at
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means of quality improvement. Readers are invited to peruse the research at
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<http://www.libjpeg-turbo.org/About/SmartScale> and draw his/her own conclusions,
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<http://www.libjpeg-turbo.org/About/SmartScale> and draw their own conclusions,
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but it is the general belief of our project that these features have not
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but it is the general belief of our project that these features have not
|
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demonstrated sufficient usefulness to justify inclusion in libjpeg-turbo.
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demonstrated sufficient usefulness to justify inclusion in libjpeg-turbo.
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@@ -4,7 +4,7 @@
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* This file was part of the Independent JPEG Group's software:
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* This file was part of the Independent JPEG Group's software:
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* Copyright (C) 1991-1996, Thomas G. Lane.
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* Copyright (C) 1991-1996, Thomas G. Lane.
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* libjpeg-turbo Modifications:
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* libjpeg-turbo Modifications:
|
||||||
* Copyright (C) 2009, 2014-2015, D. R. Commander.
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* Copyright (C) 2009, 2014-2015, 2020, D. R. Commander.
|
||||||
* For conditions of distribution and use, see the accompanying README.ijg
|
* For conditions of distribution and use, see the accompanying README.ijg
|
||||||
* file.
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* file.
|
||||||
*
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*
|
||||||
@@ -1145,7 +1145,7 @@ start_pass_2_quant(j_decompress_ptr cinfo, boolean is_pre_scan)
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int i;
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int i;
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||||||
/* Only F-S dithering or no dithering is supported. */
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/* Only F-S dithering or no dithering is supported. */
|
||||||
/* If user asks for ordered dither, give him F-S. */
|
/* If user asks for ordered dither, give them F-S. */
|
||||||
if (cinfo->dither_mode != JDITHER_NONE)
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if (cinfo->dither_mode != JDITHER_NONE)
|
||||||
cinfo->dither_mode = JDITHER_FS;
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cinfo->dither_mode = JDITHER_FS;
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||||||
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|
||||||
@@ -1263,7 +1263,7 @@ jinit_2pass_quantizer(j_decompress_ptr cinfo)
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cquantize->sv_colormap = NULL;
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cquantize->sv_colormap = NULL;
|
||||||
|
|
||||||
/* Only F-S dithering or no dithering is supported. */
|
/* Only F-S dithering or no dithering is supported. */
|
||||||
/* If user asks for ordered dither, give him F-S. */
|
/* If user asks for ordered dither, give them F-S. */
|
||||||
if (cinfo->dither_mode != JDITHER_NONE)
|
if (cinfo->dither_mode != JDITHER_NONE)
|
||||||
cinfo->dither_mode = JDITHER_FS;
|
cinfo->dither_mode = JDITHER_FS;
|
||||||
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||||||
|
|||||||
Reference in New Issue
Block a user