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Searched refs:dithering (Results 1 – 25 of 36) sorted by relevance

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/external/webp/src/utils/
Drandom_utils.c33 void VP8InitRandom(VP8Random* const rg, float dithering) { in VP8InitRandom() argument
37 rg->amp_ = (dithering < 0.0) ? 0 in VP8InitRandom()
38 : (dithering > 1.0) ? (1 << VP8_RANDOM_DITHER_FIX) in VP8InitRandom()
39 : (uint32_t)((1 << VP8_RANDOM_DITHER_FIX) * dithering); in VP8InitRandom()
Drandom_utils.h34 void VP8InitRandom(VP8Random* const rg, float dithering);
/external/python/cpython2/Doc/library/
Dimageop.rst60 (simple-minded) dithering algorithm.
73 Convert an 8-bit greyscale image to a 4-bit greyscale image without dithering.
78 Convert an 8-bit greyscale image to a 2-bit greyscale image without dithering.
83 Convert an 8-bit greyscale image to a 2-bit greyscale image with dithering. As
84 for :func:`dither2mono`, the dithering algorithm is currently very simple.
/external/mesa3d/docs/
Dperf.rst8 #. Turn off dithering when not needed.
42 #. Try disabling dithering with the MESA_NO_DITHER environment variable.
43 If this env var is defined Mesa will disable dithering and the
Dxlibdriver.rst111 dithering) should nearly match those in the bottom row (drawn as grays).
140 If you set the **MESA_HPCR_CLEAR** environment variable then dithering
Dversions.rst86 - MUCH, MUCH nicer dithering in 8-bit RGB mode
185 - Support for HP's Color Recovery dithering displays
213 - dithering in 8-bit TrueColor/DirectColor visuals
409 - slightly faster RGB dithering
419 - better color selection when dithering
470 - TrueColor visuals how have dithering (for depths < 24 bits)
/external/webp/src/enc/
Dwebp_enc.c358 float dithering = 0.f; in WebPEncode() local
364 dithering = 1.0f + (0.5f - 1.0f) * x2 * x2; in WebPEncode()
366 if (!WebPPictureARGBToYUVADithered(pic, WEBP_YUV420, dithering)) { in WebPEncode()
Dpicture_csp_enc.c848 float dithering, in ImportYUVAFromRGBA() argument
898 if (dithering > 0.) { in ImportYUVAFromRGBA()
899 VP8InitRandom(&base_rg, dithering); in ImportYUVAFromRGBA()
996 float dithering, int use_iterative_conversion) { in PictureARGBToYUVA() argument
1011 dithering, use_iterative_conversion, picture); in PictureARGBToYUVA()
1016 float dithering) { in WebPPictureARGBToYUVADithered() argument
1017 return PictureARGBToYUVA(picture, colorspace, dithering, 0); in WebPPictureARGBToYUVADithered()
/external/libpng/
DTODO9 * Improved dithering.
/external/libcups/examples/
Dr300-basic.drv55 // Very basic dithering settings
Dr300-colorman.drv65 // Very basic dithering settings
Dr300-remote.drv65 // Very basic dithering settings
/external/igt-gpu-tools/tools/
Dintel_bios.h72 uint32_t dithering:1; member
Dintel_vbt_decode.c1104 …printf("\t\t Dithering: %s\n", config->dithering ? "done in Display Controller" : "done in Panel C… in dump_mipi_config()
/external/skia/src/gpu/effects/
DGrDitherEffect.fp10 // Larger values increase the strength of the dithering effect.
/external/webp/src/webp/
Dencode.h497 WebPPicture* picture, WebPEncCSP colorspace, float dithering);
/external/webp/include/webp/
Dencode.h497 WebPPicture* picture, WebPEncCSP colorspace, float dithering);
/external/libjpeg-turbo/
Dusage.txt213 -smooth N Smooth the input image to eliminate dithering noise.
236 factor of 10 to 50 gets rid of dithering patterns in the input file, resulting
369 -dither fs Use Floyd-Steinberg dithering in color quantization.
370 -dither ordered Use ordered dithering in color quantization.
371 -dither none Do not use dithering in color quantization.
372 By default, Floyd-Steinberg dithering is applied when
375 between speed and quality; no dithering is fast but
/external/webp/
DREADME364 -nodither .... disable dithering
365 -dither <d> .. dithering strength (in 0..100)
366 -alpha_dither use alpha-plane dithering if needed
411 -dither <int> dithering strength (0..100), default=50
412 -noalphadither disable alpha plane dithering
/external/mesa3d/docs/gallium/cso/
Dblend.rst67 Whether dithering is enabled.
/external/mesa3d/docs/relnotes/
D13.0.4.rst98 - meta: Disable dithering during glGenerateMipmap
/external/ImageMagick/MagickWand/
DChangeLog101 of pre-defined dithering threshold maps, but over multiple intensity levels,
/external/skqp/docs/
Dspelling.txt64 distributed dither dithering divide divided divides dividing division divisions divisor do
/external/libcups/ppdc/
Dfoo.drv210 // have a cost of 100, unless the filter does no dithering - then a cost
/external/rust/crates/libz-sys/src/zlib-ng/test/data/
Dlcet10.txt228 thresholding and dithering offered by George THOMA and FLEISCHHAUER.
3355 special handling, setting for dithering or gray scale, and adjusting for
3685 thresholding, dynamic thresholding, dithering, image merge * Page edge
3754 by a process known as dithering or electronic screening. But dithering
3758 dithering, it cannot be used for every compound image. In the document
3765 dithering matrix; the resulting images are merged to give the best
3768 THOMA illustrated how dithering is also used in nonphotographic or
3800 Devoting the remainder of his brief presentation to dithering,
3803 printed halftones. AM took the same image and used the dithering
3807 FLEISCHHAUER also observed that dithering produces a binary file which is
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