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Searched refs:bit_depth (Results 1 – 25 of 37) sorted by relevance

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/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/
A Dpngwtran.c29 if (row_info->bit_depth == 8 && in png_do_pack()
32 switch ((int)bit_depth) in png_do_pack()
155 row_info->bit_depth = (png_byte)bit_depth; in png_do_pack()
173 png_const_color_8p bit_depth) in png_do_shift() argument
184 shift_start[channels] = row_info->bit_depth - bit_depth->red; in png_do_shift()
188 shift_start[channels] = row_info->bit_depth - bit_depth->green; in png_do_shift()
192 shift_start[channels] = row_info->bit_depth - bit_depth->blue; in png_do_shift()
199 shift_start[channels] = row_info->bit_depth - bit_depth->gray; in png_do_shift()
206 shift_start[channels] = row_info->bit_depth - bit_depth->alpha; in png_do_shift()
219 if (bit_depth->gray == 1 && row_info->bit_depth == 2) in png_do_shift()
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A Dpngtrans.c42 if (png_ptr->bit_depth == 16) in png_set_swap()
57 if (png_ptr->bit_depth < 8) in png_set_packing()
77 if (png_ptr->bit_depth < 8) in png_set_packswap()
283 row_info->bit_depth == 8) in png_do_invert()
298 row_info->bit_depth == 16) in png_do_invert()
323 if (row_info->bit_depth == 16) in png_do_swap()
459 if (row_info->bit_depth < 8) in png_do_packswap()
466 if (row_info->bit_depth == 1) in png_do_packswap()
512 if (row_info->bit_depth == 8) in png_do_strip_channel()
560 if (row_info->bit_depth == 8) in png_do_strip_channel()
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A Dpngrtran.c2069 info_ptr->bit_depth = 16; in png_read_transform_info()
2076 info_ptr->bit_depth = 8; in png_read_transform_info()
2126 info_ptr->bit_depth); in png_read_transform_info()
2156 if (row_info->bit_depth < 8) in png_do_unpack()
2236 row_info->bit_depth = 8; in png_do_unpack()
2264 int bit_depth = row_info->bit_depth; in png_do_unshift() local
2302 switch (bit_depth) in png_do_unshift()
2438 row_info->bit_depth = 8; in png_do_scale_16_to_8()
2466 row_info->bit_depth = 8; in png_do_chop()
2939 row_info->bit_depth); in png_do_gray_to_rgb()
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A Dexample.c279 int bit_depth, color_type, interlace_type;
291 int bit_depth, color_type, interlace_type;
365 png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
404 if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)
819 png_set_IHDR(png_ptr, info_ptr, width, height, bit_depth,
A Dpngwutil.c685 switch (bit_depth) in png_write_IHDR()
703 is_invalid_depth = (bit_depth != 8); in png_write_IHDR()
714 switch (bit_depth) in png_write_IHDR()
729 is_invalid_depth = (bit_depth != 8); in png_write_IHDR()
740 is_invalid_depth = (bit_depth != 8); in png_write_IHDR()
795 png_ptr->bit_depth = (png_byte)bit_depth; in png_write_IHDR()
809 png_ptr->usr_bit_depth = png_ptr->bit_depth; in png_write_IHDR()
815 buf[8] = (png_byte)bit_depth; in png_write_IHDR()
827 png_ptr->bit_depth < 8) in png_write_IHDR()
1372 if (tran->gray >= (1 << png_ptr->bit_depth)) in png_write_tRNS()
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A Dpngtest.c253 if (row_info->bit_depth == 1) in count_zero_samples()
265 if (row_info->bit_depth == 2) in count_zero_samples()
277 if (row_info->bit_depth == 4) in count_zero_samples()
289 if (row_info->bit_depth == 8) in count_zero_samples()
293 if (row_info->bit_depth == 16) in count_zero_samples()
313 if (row_info->bit_depth == 8) in count_zero_samples()
317 if (row_info->bit_depth == 16) in count_zero_samples()
328 if (row_info->bit_depth == 16) in count_zero_samples()
877 int bit_depth, color_type; in test_one_file() local
1093 png_set_IHDR(write_ptr, write_info_ptr, width, height, bit_depth, in test_one_file()
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A Dpngread.c331 if (row_info->bit_depth == 8) in png_do_read_intrapixel()
351 else if (row_info->bit_depth == 16) in png_do_read_intrapixel()
402 row_info.bit_depth = png_ptr->bit_depth; in png_read_row()
1373 if (png_ptr->bit_depth == 16) in png_image_format()
2165 if (png_ptr->bit_depth == 16 && in png_image_read_colormap()
2183 if (png_ptr->bit_depth <= 8) in png_image_read_colormap()
2246 if (png_ptr->bit_depth < 8) in png_image_read_colormap()
2886 if (png_ptr->bit_depth > 8) in png_image_read_colormap()
3164 info_ptr->bit_depth == 8) in png_image_read_colormapped()
3441 switch (info_ptr->bit_depth) in png_image_read_background()
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A Dpnginfo.h65 png_byte bit_depth; /* 1, 2, 4, 8, or 16 bits/channel (from IHDR) */ member
A Dpngset.c255 png_uint_32 width, png_uint_32 height, int bit_depth, in png_set_IHDR() argument
266 info_ptr->bit_depth = (png_byte)bit_depth; in png_set_IHDR()
273 info_ptr->bit_depth, info_ptr->color_type, info_ptr->interlace_type, in png_set_IHDR()
288 info_ptr->pixel_depth = (png_byte)(info_ptr->channels * info_ptr->bit_depth); in png_set_IHDR()
584 (1 << info_ptr->bit_depth) : PNG_MAX_PALETTE_LENGTH; in png_set_PLTE()
1029 if (info_ptr->bit_depth < 16) in png_set_tRNS()
1031 int sample_max = (1 << info_ptr->bit_depth) - 1; in png_set_tRNS()
A Dpng.c875 png_build_grayscale_palette(int bit_depth, png_colorp palette)
887 switch (bit_depth)
2548 png_uint_32 width, png_uint_32 height, int bit_depth,
2622 if (bit_depth != 1 && bit_depth != 2 && bit_depth != 4 &&
2623 bit_depth != 8 && bit_depth != 16)
2636 if (((color_type == PNG_COLOR_TYPE_PALETTE) && bit_depth > 8) ||
2639 color_type == PNG_COLOR_TYPE_RGB_ALPHA) && bit_depth < 8))
3950 if (png_ptr->bit_depth == 8)
4196 png_build_gamma_table(png_structrp png_ptr, int bit_depth)
4212 if (bit_depth <= 8)
A Dpngget.c73 return info_ptr->bit_depth; in png_get_bit_depth()
826 png_uint_32 *width, png_uint_32 *height, int *bit_depth, in png_get_IHDR() argument
841 if (bit_depth != NULL) in png_get_IHDR()
842 *bit_depth = info_ptr->bit_depth; in png_get_IHDR()
862 info_ptr->bit_depth, info_ptr->color_type, info_ptr->interlace_type, in png_get_IHDR()
A Dpngrutil.c843 int bit_depth, color_type, compression_type, filter_type; in png_handle_IHDR() local
862 bit_depth = buf[8]; in png_handle_IHDR()
871 png_ptr->bit_depth = (png_byte)bit_depth; in png_handle_IHDR()
904 png_debug1(3, "bit_depth = %d", png_ptr->bit_depth); in png_handle_IHDR()
907 png_set_IHDR(png_ptr, info_ptr, width, height, bit_depth, in png_handle_IHDR()
983 max_palette_length = (1 << png_ptr->bit_depth); in png_handle_PLTE()
1192 sample_depth = png_ptr->bit_depth; in png_handle_sBIT()
1999 if (png_ptr->bit_depth <= 8) in png_handle_bKGD()
2017 if (png_ptr->bit_depth <= 8) in png_handle_bKGD()
3171 * (png_ptr->bit_depth > 8? 2: 1) in png_check_chunk_length()
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/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/contrib/examples/
A Dpngpixel.c35 unsigned int bit_depth, unsigned int channels) in component() argument
42 png_uint_32 bit_offset_hi = bit_depth * ((x >> 6) * channels); in component()
53 switch (bit_depth) in component()
90 int index = component(row, x, 0, bit_depth, 1); in print_pixel()
120 component(row, x, 1, bit_depth, 3), in print_pixel()
121 component(row, x, 2, bit_depth, 3)); in print_pixel()
126 component(row, x, 1, bit_depth, 2)); in print_pixel()
131 component(row, x, 1, bit_depth, 4), in print_pixel()
132 component(row, x, 2, bit_depth, 4), in print_pixel()
133 component(row, x, 3, bit_depth, 4)); in print_pixel()
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/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/contrib/libtests/
A Dmakepng.c289 if (bit_depth == 1) in generate_palette()
332 unsigned int mask = (1U << bit_depth)-1; in set_value()
344 switch (bit_depth) in set_value()
911 0x0101U & ((1U<<bit_depth)-1U); in write_png()
1683 int bit_depth = 32; /* invalid */ in main() local
1820 bit_depth = atoi(arg); in main()
1821 if (bit_depth <= 0 || bit_depth > 16 || in main()
1822 (bit_depth & -bit_depth) != bit_depth) in main()
1848 if (color_type == 8 || bit_depth == 32) in main()
1860 (1U<<bit_depth)-1); in main()
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A Dpngvalid.c447 #define PALETTE_COUNT(bit_depth) ((bit_depth) > 4 ? 1U : 16U) argument
480 *bit_depth = (png_byte)(*bit_depth << 1); in next_format()
483 if (*bit_depth <= 8 in next_format()
526 x *= bit_depth; in sample()
546 if (bit_depth == 8) in sample()
3692 int bit_depth) in set_random_tRNS() argument
4979 if (dp->bit_depth < 1 || dp->bit_depth > 16) in standard_display_init()
6168 this->bit_depth = bit_depth; in image_pixel_init()
6621 test_pixel.bit_depth = dp->this.bit_depth; in transform_info_imp()
7323 bit_depth); in image_transform_png_set_expand_gray_1_2_4_to_8_add()
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A Dpngimage.c563 int bit_depth; member
962 int bd = dp->bit_depth; in update_display()
999 int bit_depth, color_type; in compare_read() local
1013 C(bit_depth); in compare_read()
1052 if (bit_depth < 8) in compare_read()
1112 bpp = bit_depth; in compare_read()
1118 bpp = 2 * bit_depth; in compare_read()
1125 bpp = 3 * bit_depth; in compare_read()
1133 bpp = 4 * bit_depth; in compare_read()
1166 bpp, bit_depth); in compare_read()
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/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/contrib/pngminus/
A Dpnm2png.c214 bit_depth = 1; in pnm2png()
237 bit_depth = 1; in pnm2png()
239 bit_depth = 2; in pnm2png()
241 bit_depth = 4; in pnm2png()
243 bit_depth = 8; in pnm2png()
245 bit_depth = 16; in pnm2png()
263 bit_depth = 1; in pnm2png()
265 bit_depth = 2; in pnm2png()
267 bit_depth = 4; in pnm2png()
269 bit_depth = 8; in pnm2png()
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A Dpng2pnm.c176 int bit_depth; in png2pnm() local
222 png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, in png2pnm()
231 if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) in png2pnm()
239 if (bit_depth == 16) in png2pnm()
260 if (bit_depth == 16) in png2pnm()
334 fprintf (pnm_file, "%ld\n", ((1L << (int) bit_depth) - 1L)); in png2pnm()
341 fprintf (pnm_file, "%ld\n", ((1L << (int) bit_depth) - 1L)); in png2pnm()
352 fprintf (alpha_file, "%ld\n", ((1L << (int) bit_depth) - 1L)); in png2pnm()
370 if (bit_depth == 16) in png2pnm()
386 if (bit_depth == 16) in png2pnm()
[all …]
/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/contrib/gregbook/
A Dreadpng.c73 int bit_depth, color_type; variable
139 png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, in readpng_init()
183 if (bit_depth == 16) { in readpng_get_bgcolor()
187 } else if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) { in readpng_get_bgcolor()
188 if (bit_depth == 1) in readpng_get_bgcolor()
190 else if (bit_depth == 2) in readpng_get_bgcolor()
234 if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) in readpng_get_image()
239 if (bit_depth == 16) in readpng_get_image()
A Dreadpng2.c220 int color_type, bit_depth; in readpng2_info_callback() local
261 png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, in readpng2_info_callback()
283 if (bit_depth == 16) { in readpng2_info_callback()
287 } else if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) { in readpng2_info_callback()
288 if (bit_depth == 1) in readpng2_info_callback()
291 else if (bit_depth == 2) in readpng2_info_callback()
313 if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) in readpng2_info_callback()
318 if (bit_depth == 16) in readpng2_info_callback()
A Dreadppm.c68 int bit_depth, color_type, channels; variable
119 bit_depth = 8; in readpng_init()
/AliOS-Things-master/components/SDL2/src/image/
A DIMG_png.c113 …oconst15_inforp info_ptr, png_uint_32 *width, png_uint_32 *height, int *bit_depth, int *color_type…
138 …ng_ptr, png_inforp info_ptr, png_uint_32 width, png_uint_32 height, int bit_depth, int color_type,…
167 …oconst15_inforp info_ptr, png_uint_32 *width, png_uint_32 *height, int *bit_depth, int *color_type… in IMG_InitPNG()
192 …ng_ptr, png_inforp info_ptr, png_uint_32 width, png_uint_32 height, int bit_depth, int color_type,… in IMG_InitPNG()
257 int bit_depth, color_type, interlace_type, num_channels; in IMG_LoadPNG_RW() local
318 lib.png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, in IMG_LoadPNG_RW()
373 lib.png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, in IMG_LoadPNG_RW()
394 bit_depth*num_channels, Rmask,Gmask,Bmask,Amask); in IMG_LoadPNG_RW()
/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/contrib/oss-fuzz/
A Dlibpng_read_fuzzer.cc148 int bit_depth, color_type, interlace_type, compression_type; in LLVMFuzzerTestOneInput() local
152 &height, &bit_depth, &color_type, &interlace_type, in LLVMFuzzerTestOneInput()
/AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/imageio/
A Dpngdec.c237 int color_type, bit_depth, interlaced; in ReadPNG() local
270 &width, &height, &bit_depth, &color_type, &interlaced, in ReadPNG()
280 if (bit_depth < 8) { in ReadPNG()
/AliOS-Things-master/components/freetype/src/sfnt/
A Dttsbit.c318 FT_Byte bit_depth; member
381 decoder->bit_depth = *p; in tt_sbit_decoder_init()
422 switch ( decoder->bit_depth ) in tt_sbit_decoder_alloc_bitmap()
555 line_bits = width * decoder->bit_depth; in tt_sbit_decoder_load_byte_aligned()
694 line_bits = width * decoder->bit_depth; in tt_sbit_decoder_load_bit_aligned()
889 decoder->bit_depth, in tt_sbit_decoder_load_png()

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