Lines Matching refs:sig_bit
4037 png_byte shift, sig_bit;
4041 sig_bit = png_ptr->sig_bit.red;
4043 if (png_ptr->sig_bit.green > sig_bit)
4044 sig_bit = png_ptr->sig_bit.green;
4046 if (png_ptr->sig_bit.blue > sig_bit)
4047 sig_bit = png_ptr->sig_bit.blue;
4050 sig_bit = png_ptr->sig_bit.gray;
4070 if (sig_bit > 0 && sig_bit < 16U)
4071 shift = (png_byte)(16U - sig_bit); /* shift == insignificant bits */
