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    Searched refs:dithering (Results 1 - 8 of 8) sorted by null

  /external/webp/src/utils/
random_utils.c 33 void VP8InitRandom(VP8Random* const rg, float dithering) {
37 rg->amp_ = (dithering < 0.0) ? 0
38 : (dithering > 1.0) ? (1 << VP8_RANDOM_DITHER_FIX)
39 : (uint32_t)((1 << VP8_RANDOM_DITHER_FIX) * dithering);
random_utils.h 24 #define VP8_RANDOM_DITHER_FIX 8 // fixed-point precision for dithering
33 // Initializes random generator with an amplitude 'dithering' in range [0..1].
34 void VP8InitRandom(VP8Random* const rg, float dithering);
  /system/core/libpixelflinger/codeflinger/
load_store.cpp 246 int dithering = 0; local
252 dithering = mDithering;
268 if (!dithering) {
283 // in the dithering case though, we need to preserve the lower bits
318 // but better one (needed for dithering) is:
324 // Dithering is done here
325 if (dithering) {
326 comment("dithering");
342 if ((maskLoBits|dithering) && (sh > dbits)) {
  /external/webp/src/enc/
webp_enc.c 351 float dithering = 0.f; local
355 // slowly decreasing from max dithering at low quality (q->0)
356 // to 0.5 dithering amplitude at high quality (q->100)
357 dithering = 1.0f + (0.5f - 1.0f) * x2 * x2;
359 if (!WebPPictureARGBToYUVADithered(pic, WEBP_YUV420, dithering)) {
picture_csp_enc.c 837 float dithering,
887 if (dithering > 0.)
    [all...]
  /external/webp/include/webp/
encode.h 127 // 0=none, 1=segment-smooth, 2=pseudo-random dithering
486 // pseudo-random dithering with a strength 'dithering' between
487 // 0.0 (no dithering) and 1.0 (maximum dithering). This is useful
490 WebPPicture* picture, WebPEncCSP colorspace, float dithering);
  /external/webp/src/webp/
encode.h 127 // 0=none, 1=segment-smooth, 2=pseudo-random dithering
486 // pseudo-random dithering with a strength 'dithering' between
487 // 0.0 (no dithering) and 1.0 (maximum dithering). This is useful
490 WebPPicture* picture, WebPEncCSP colorspace, float dithering);
  /external/ImageMagick/www/api/
magick-image.php     [all...]

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