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    Searched refs:dithering (Results 1 - 11 of 11) sorted by null

  /external/chromium_org/third_party/libwebp/utils/
random.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.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);
  /external/webp/src/utils/
random.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.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);
  /external/chromium_org/third_party/libwebp/enc/
webpenc.c 331 float dithering = 0.f; local
335 // slowly decreasing from max dithering at low quality (q->0)
336 // to 0.5 dithering amplitude at high quality (q->100)
337 dithering = 1.0f + (0.5f - 1.0f) * x2 * x2;
339 if (!WebPPictureARGBToYUVADithered(pic, WEBP_YUV420, dithering)) {
picture_csp.c 177 float dithering,
194 VP8InitRandom(&rg, dithering);
247 float dithering) {
260 dithering, picture);
346 0.f /* no dithering */, picture);
  /external/webp/src/enc/
webpenc.c 331 float dithering = 0.f; local
335 // slowly decreasing from max dithering at low quality (q->0)
336 // to 0.5 dithering amplitude at high quality (q->100)
337 dithering = 1.0f + (0.5f - 1.0f) * x2 * x2;
339 if (!WebPPictureARGBToYUVADithered(pic, WEBP_YUV420, dithering)) {
picture_csp.c 177 float dithering,
194 VP8InitRandom(&rg, dithering);
247 float dithering) {
260 dithering, picture);
346 0.f /* no dithering */, picture);
  /system/core/libpixelflinger/codeflinger/
load_store.cpp 262 int dithering = 0; local
268 dithering = mDithering;
284 if (!dithering) {
299 // in the dithering case though, we need to preserve the lower bits
334 // but better one (needed for dithering) is:
340 // Dithering is done here
341 if (dithering) {
342 comment("dithering");
358 if ((maskLoBits|dithering) && (sh > dbits)) {
  /external/chromium_org/third_party/libwebp/webp/
encode.h 121 // 0=none, 1=segment-smooth, 2=pseudo-random dithering
458 // pseudo-random dithering with a strength 'dithering' between
459 // 0.0 (no dithering) and 1.0 (maximum dithering). This is useful
462 WebPPicture* picture, WebPEncCSP colorspace, float dithering);
  /external/webp/include/webp/
encode.h 121 // 0=none, 1=segment-smooth, 2=pseudo-random dithering
458 // pseudo-random dithering with a strength 'dithering' between
459 // 0.0 (no dithering) and 1.0 (maximum dithering). This is useful
462 WebPPicture* picture, WebPEncCSP colorspace, float dithering);

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