MAX_SIXEL_WIDTH
ip->decsixel_ph = MAX_SIXEL_WIDTH;
&& ip->decsixel_x < MAX_SIXEL_WIDTH) {
MAX_SIXEL_WIDTH - ip->decsixel_x);
width = MIN(ip->decsixel_ph, MAX_SIXEL_WIDTH);
uint32_t decsixel_buf[MAX_SIXEL_WIDTH];