VP8_RANDOM_DITHER_FIX  161 third_party/libwebp/dec/frame.c     const int max_amp = (1 << VP8_RANDOM_DITHER_FIX) - 1;
VP8_RANDOM_DITHER_FIX   38 third_party/libwebp/utils/random.c            : (dithering > 1.0) ? (1 << VP8_RANDOM_DITHER_FIX)
VP8_RANDOM_DITHER_FIX   39 third_party/libwebp/utils/random.c            : (uint32_t)((1 << VP8_RANDOM_DITHER_FIX) * dithering);
VP8_RANDOM_DITHER_FIX   42 third_party/libwebp/utils/random.h   assert(num_bits + VP8_RANDOM_DITHER_FIX <= 31);
VP8_RANDOM_DITHER_FIX   49 third_party/libwebp/utils/random.h   diff = (diff * amp) >> VP8_RANDOM_DITHER_FIX;  // restrict range