624 static unsigned reverseBits(unsigned bits, unsigned num)  in reverseBits()  argument
628     for(i = 0; i < num; i++) result |= ((bits >> (num - i - 1u)) & 1u) << i;  in reverseBits()
843     unsigned bits, n;  in HuffmanTree_makeFromLengths2()  local
853         for(bits = 0; bits != tree->numcodes; ++bits) ++blcount[tree->lengths[bits]];  in HuffmanTree_makeFromLengths2()
855         for(bits = 1; bits <= tree->maxbitlen; ++bits) {  in HuffmanTree_makeFromLengths2()
856             nextcode[bits] = (nextcode[bits - 1] + blcount[bits - 1]) << 1u;  in HuffmanTree_makeFromLengths2()
3580 static void addColorBits(unsigned char * out, size_t index, unsigned bits, unsigned in)  in addColorBits()  argument
3582     unsigned m = bits == 1 ? 7 : bits == 2 ? 3 : 1; /*8 / bits - 1*/  in addColorBits()
3585     in &= (1u << bits) - 1u; /*filter out any other bits of the input value*/  in addColorBits()
3586     in = in << (bits * (m - p));  in addColorBits()
3587     if(p == 0) out[index * bits / 8u] = in;  in addColorBits()
3588     else out[index * bits / 8u] |= in;  in addColorBits()
4220     stats->bits = 1;  in lodepng_color_stats_init()
4263     unsigned bits_done = (stats->bits == 1 && bpp == 1) ? 1 : 0;  in lodepng_compute_color_stats()
4279     if(stats->bits == 16) numcolors_done = 1;  in lodepng_compute_color_stats()
4280     if(stats->bits >= bpp) bits_done = 1;  in lodepng_compute_color_stats()
4298                 stats->bits = 16;  in lodepng_compute_color_stats()
4358             if(!bits_done && stats->bits < 8) {  in lodepng_compute_color_stats()
4360                 unsigned bits = getValueRequiredBits(r);  in lodepng_compute_color_stats()  local
4361                 if(bits > stats->bits) stats->bits = bits;  in lodepng_compute_color_stats()
4363             bits_done = (stats->bits >= bpp);  in lodepng_compute_color_stats()
4368 … if(stats->bits < 8) stats->bits = 8; /*PNG has no colored modes with less than 8-bit per channel*/  in lodepng_compute_color_stats()
4377 …if(stats->bits < 8) stats->bits = 8; /*PNG has no alphachannel modes with less than 8-bit per chan…  in lodepng_compute_color_stats()
4390 …if(stats->bits < 8) stats->bits = 8; /*PNG has no alphachannel modes with less than 8-bit per chan…  in lodepng_compute_color_stats()
4422 …if(stats->bits < 8) stats->bits = 8; /*PNG has no alphachannel modes with less than 8-bit per chan…  in lodepng_compute_color_stats()
4484     unsigned bits = stats->bits;  in auto_choose_color()  local
4491         if(bits < 8) bits = 8; /*PNG has no alphachannel modes with less than 8-bit per channel*/  in auto_choose_color()
4496     if(!gray_ok && bits < 8) bits = 8;  in auto_choose_color()
4500     palette_ok = n <= 256 && bits <= 8 && n != 0; /*n==0 means likely numcolors wasn't computed*/  in auto_choose_color()
4502     if(gray_ok && !alpha && bits <= palettebits) palette_ok = 0; /*gray is less overhead*/  in auto_choose_color()
4524         mode_out->bitdepth = bits;  in auto_choose_color()