void vp9_xform_quant(MACROBLOCK *x, int plane, int block,
BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
MACROBLOCKD *const xd = &x->e_mbd;
- struct macroblock_plane *const p = &x->plane[plane];
- struct macroblockd_plane *const pd = &xd->plane[plane];
- int16_t *coeff = BLOCK_OFFSET(p->coeff, block);
- int16_t *qcoeff = BLOCK_OFFSET(p->qcoeff, block);
- int16_t *dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
- const scan_order *scan_order;
- uint16_t *eob = &p->eobs[block];
+ const struct macroblock_plane *const p = &x->plane[plane];
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ const scan_order *const scan_order = &vp9_default_scan_orders[tx_size];
+ int16_t *const coeff = BLOCK_OFFSET(p->coeff, block);
+ int16_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
+ int16_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
+ uint16_t *const eob = &p->eobs[block];
const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
int i, j;
- int16_t *src_diff;
+ const int16_t *src_diff;
txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &i, &j);
src_diff = &p->src_diff[4 * (j * diff_stride + i)];
switch (tx_size) {
case TX_32X32:
- scan_order = &vp9_default_scan_orders[TX_32X32];
fdct32x32(x->use_lp32x32fdct, src_diff, coeff, diff_stride);
vp9_quantize_b_32x32(coeff, 1024, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
scan_order->iscan);
break;
case TX_16X16:
- scan_order = &vp9_default_scan_orders[TX_16X16];
vp9_fdct16x16(src_diff, coeff, diff_stride);
vp9_quantize_b(coeff, 256, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
scan_order->scan, scan_order->iscan);
break;
case TX_8X8:
- scan_order = &vp9_default_scan_orders[TX_8X8];
vp9_fdct8x8(src_diff, coeff, diff_stride);
vp9_quantize_b(coeff, 64, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
scan_order->scan, scan_order->iscan);
break;
case TX_4X4:
- scan_order = &vp9_default_scan_orders[TX_4X4];
x->fwd_txm4x4(src_diff, coeff, diff_stride);
vp9_quantize_b(coeff, 16, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,