Lines Matching defs:prev_dc
412 int codebook = 3, code, dc, prev_dc, delta, sign, new_sign;
414 prev_dc = (blocks[0] - 0x4000) / scale;
415 encode_vlc_codeword(pb, FIRST_DC_CB, MAKE_CODE(prev_dc));
422 delta = dc - prev_dc;
430 prev_dc = dc;
653 int codebook = 3, code, dc, prev_dc, delta, sign, new_sign;
656 prev_dc = (blocks[0] - 0x4000) / scale;
657 bits = estimate_vlc(FIRST_DC_CB, MAKE_CODE(prev_dc));
666 delta = dc - prev_dc;
674 prev_dc = dc;