Searched refs:dither (Results 1 – 14 of 14) sorted by relevance
| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/utils/ |
| A D | quant_levels_dec_utils.c | 139 const uint8_t* const dither = kOrderedDither[p->row_ % DSIZE]; in ApplyFilter() local
148 dst[x] = clip_8b(c + dither[x % DSIZE]); in ApplyFilter()
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| /AliOS-Things-master/components/SDL2/src/image/external/jpeg-9b/ |
| A D | jquant1.c | 524 int * dither; /* points to active row of dither matrix */ in quantize_ord_dither() local
541 dither = cquantize->odither[ci][row_index]; in quantize_ord_dither()
552 *output_ptr += colorindex_ci[GETJSAMPLE(*input_ptr)+dither[col_index]]; in quantize_ord_dither()
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| A D | usage.txt | 294 to "-dct fast -nosmooth -onepass -dither ordered".
356 -dither fs Use Floyd-Steinberg dithering in color quantization.
357 -dither ordered Use ordered dithering in color quantization.
358 -dither none Do not use dithering in color quantization.
361 the best results. Ordered dither is a compromise
365 Ordered dither is only available in -onepass mode.
428 When producing a color-quantized image, "-onepass -dither ordered" is fast but
429 much lower quality than the default behavior. "-dither none" may give
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| A D | change.log | 375 Make ordered dither use 16x16 instead of 4x4 pattern for a small quality
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| A D | libjpeg.txt | 1185 JDITHER_ORDERED ordered dither: moderate speed and quality
1186 JDITHER_FS Floyd-Steinberg dither: slow, high quality
1187 Default is JDITHER_FS. (At present, ordered dither is implemented
1189 ordered dither when two_pass_quantize is TRUE or when you supply
2111 one would use ordered dither for initial passes, then switch to
2112 Floyd-Steinberg dither for the final pass. Caution: changing dither mode
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| A D | structure.txt | 162 low-quality ordered-dither technique. The system architecture is designed to
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/dsp/ |
| A D | dec.c | 698 static void DitherCombine8x8_C(const uint8_t* dither, uint8_t* dst, in DitherCombine8x8_C() argument
703 const int delta0 = dither[i] - VP8_DITHER_AMP_CENTER; in DitherCombine8x8_C()
709 dither += 8; in DitherCombine8x8_C()
734 void (*VP8DitherCombine8x8)(const uint8_t* dither, uint8_t* dst,
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| A D | dsp.h | 427 extern void (*VP8DitherCombine8x8)(const uint8_t* dither, uint8_t* dst,
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/dec/ |
| A D | frame_dec.c | 363 uint8_t dither[64]; in Dither8x8() local
366 dither[i] = VP8RandomBits2(rg, VP8_DITHER_AMP_BITS + 1, amp); in Dither8x8()
368 VP8DitherCombine8x8(dither, dst, bps); in Dither8x8()
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/ |
| A D | NEWS | 145 * dither option added to decoder (dwebp -dither 50 ...)
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| A D | README | 359 -dither <d> .. dithering strength (in 0..100)
405 -dither <int> dithering strength (0..100), default=50
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| A D | ChangeLog | 2277 cbdd3e6e add a -dither dithering option to the decoder
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| /AliOS-Things-master/components/SDL2/src/image/external/tiff-4.0.9/tools/ |
| A D | tiffmedian.c | 120 int i, dither = 0; in main() local
148 dither = 1; in main()
280 if (dither) in main()
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| /AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/ |
| A D | libpng-manual.txt | 4802 it has not been well tested and doesn't actually "dither".
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