{
// dc values
quant_val = vp8_dc_quant(Q, cpi->common.y1dc_delta_q);
+ cpi->Y1quant_fast[Q][0] = (1 << 16) / quant_val;
vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y1quant[Q] + 0,
cpi->Y1quant_shift[Q] + 0, quant_val);
cpi->Y1zbin[Q][0] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
cpi->zrun_zbin_boost_y1[Q][0] = (quant_val * zbin_boost[0]) >> 7;
quant_val = vp8_dc2quant(Q, cpi->common.y2dc_delta_q);
+ cpi->Y2quant_fast[Q][0] = (1 << 16) / quant_val;
vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y2quant[Q] + 0,
cpi->Y2quant_shift[Q] + 0, quant_val);
cpi->Y2zbin[Q][0] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7;
cpi->zrun_zbin_boost_y2[Q][0] = (quant_val * zbin_boost[0]) >> 7;
quant_val = vp8_dc_uv_quant(Q, cpi->common.uvdc_delta_q);
+ cpi->UVquant_fast[Q][0] = (1 << 16) / quant_val;
vp8cx_invert_quant(cpi->sf.improved_quant, cpi->UVquant[Q] + 0,
cpi->UVquant_shift[Q] + 0, quant_val);
cpi->UVzbin[Q][0] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;;
int rc = vp8_default_zig_zag1d[i];
quant_val = vp8_ac_yquant(Q);
+ cpi->Y1quant_fast[Q][rc] = (1 << 16) / quant_val;
vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y1quant[Q] + rc,
cpi->Y1quant_shift[Q] + rc, quant_val);
cpi->Y1zbin[Q][rc] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
cpi->zrun_zbin_boost_y1[Q][i] = (quant_val * zbin_boost[i]) >> 7;
quant_val = vp8_ac2quant(Q, cpi->common.y2ac_delta_q);
+ cpi->Y2quant_fast[Q][rc] = (1 << 16) / quant_val;
vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y2quant[Q] + rc,
cpi->Y2quant_shift[Q] + rc, quant_val);
cpi->Y2zbin[Q][rc] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7;
cpi->zrun_zbin_boost_y2[Q][i] = (quant_val * zbin_boost[i]) >> 7;
quant_val = vp8_ac_uv_quant(Q, cpi->common.uvac_delta_q);
+ cpi->UVquant_fast[Q][rc] = (1 << 16) / quant_val;
vp8cx_invert_quant(cpi->sf.improved_quant, cpi->UVquant[Q] + rc,
cpi->UVquant_shift[Q] + rc, quant_val);
cpi->UVzbin[Q][rc] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
for (i = 0; i < 16; i++)
{
x->block[i].quant = cpi->Y1quant[QIndex];
+ x->block[i].quant_fast = cpi->Y1quant_fast[QIndex];
x->block[i].quant_shift = cpi->Y1quant_shift[QIndex];
x->block[i].zbin = cpi->Y1zbin[QIndex];
x->block[i].round = cpi->Y1round[QIndex];
for (i = 16; i < 24; i++)
{
x->block[i].quant = cpi->UVquant[QIndex];
+ x->block[i].quant_fast = cpi->UVquant_fast[QIndex];
x->block[i].quant_shift = cpi->UVquant_shift[QIndex];
x->block[i].zbin = cpi->UVzbin[QIndex];
x->block[i].round = cpi->UVround[QIndex];
// Y2
zbin_extra = (cpi->common.Y2dequant[QIndex][1] * ((cpi->zbin_over_quant / 2) + cpi->zbin_mode_boost)) >> 7;
+ x->block[24].quant_fast = cpi->Y2quant_fast[QIndex];
x->block[24].quant = cpi->Y2quant[QIndex];
x->block[24].quant_shift = cpi->Y2quant_shift[QIndex];
x->block[24].zbin = cpi->Y2zbin[QIndex];
x->e_mbd.block[24].dequant = cpi->common.Y2dequant[QIndex];
x->block[24].zrun_zbin_boost = cpi->zrun_zbin_boost_y2[QIndex];
x->block[24].zbin_extra = (short)zbin_extra;
+
+ /* save this macroblock QIndex for vp8_update_zbin_extra() */
+ x->q_index = QIndex;
+}
+void vp8_update_zbin_extra(VP8_COMP *cpi, MACROBLOCK *x)
+{
+ int i;
+ int QIndex = x->q_index;
+ int zbin_extra;
+
+ // Y
+ zbin_extra = (cpi->common.Y1dequant[QIndex][1] * (cpi->zbin_over_quant + cpi->zbin_mode_boost)) >> 7;
+ for (i = 0; i < 16; i++)
+ {
+ x->block[i].zbin_extra = (short)zbin_extra;
+ }
+
+ // UV
+ zbin_extra = (cpi->common.UVdequant[QIndex][1] * (cpi->zbin_over_quant + cpi->zbin_mode_boost)) >> 7;
+ for (i = 16; i < 24; i++)
+ {
+ x->block[i].zbin_extra = (short)zbin_extra;
+ }
+
+ // Y2
+ zbin_extra = (cpi->common.Y2dequant[QIndex][1] * ((cpi->zbin_over_quant / 2) + cpi->zbin_mode_boost)) >> 7;
+ x->block[24].zbin_extra = (short)zbin_extra;
}
void vp8cx_frame_init_quantizer(VP8_COMP *cpi)
int sum;
unsigned int a;
unsigned int b;
- unsigned int d;
/* TODO: This could also be done over smaller areas (8x8), but that would
* require extensive changes elsewhere, as lambda is assumed to be fixed
* over an entire MB in most of the code.
VP8_COMMON *const cm = & cpi->common;
MACROBLOCKD *const xd = & x->e_mbd;
- int i;
TOKENEXTRA *tp = cpi->tok;
int segment_counts[MAX_MB_SEGMENTS];
int totalrate;
}
vp8_initialize_rd_consts(cpi, vp8_dc_quant(cm->base_qindex, cm->y1dc_delta_q));
- //vp8_initialize_rd_consts( cpi, vp8_dc_quant(cpi->avg_frame_qindex, cm->y1dc_delta_q) );
vp8cx_initialize_me_consts(cpi, cm->base_qindex);
- //vp8cx_initialize_me_consts( cpi, cpi->avg_frame_qindex);
// Copy data over into macro block data sturctures.
x->activity_sum = 0;
-#if 0
- // Experimental rd code
- // 2 Pass - Possibly set Rdmult based on last frame distortion + this frame target bits or other metrics
- // such as cpi->rate_correction_factor that indicate relative complexity.
- /*if ( cpi->pass == 2 && (cpi->last_frame_distortion > 0) && (cpi->target_bits_per_mb > 0) )
- {
- //x->rdmult = ((cpi->last_frame_distortion * 256)/cpi->common.MBs)/ cpi->target_bits_per_mb;
- x->rdmult = (int)(cpi->RDMULT * cpi->rate_correction_factor);
- }
- else
- x->rdmult = cpi->RDMULT; */
- //x->rdmult = (int)(cpi->RDMULT * pow( (cpi->rate_correction_factor * 2.0), 0.75 ));
-#endif
-
xd->mode_info_context->mbmi.mode = DC_PRED;
xd->mode_info_context->mbmi.uv_mode = DC_PRED;
if (cpi->sf.RD)
{
+ int zbin_mode_boost_enabled = cpi->zbin_mode_boost_enabled;
+
+ /* Are we using the fast quantizer for the mode selection? */
+ if(cpi->sf.use_fastquant_for_pick)
+ {
+ cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize, fastquantb);
+
+ /* the fast quantizer does not use zbin_extra, so
+ * do not recalculate */
+ cpi->zbin_mode_boost_enabled = 0;
+ }
inter_error = vp8_rd_pick_inter_mode(cpi, x, recon_yoffset, recon_uvoffset, &rate, &distortion, &intra_error);
+
+ /* switch back to the regular quantizer for the encode */
+ if (cpi->sf.improved_quant)
+ {
+ cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize, quantb);
+ }
+
+ /* restore cpi->zbin_mode_boost_enabled */
+ cpi->zbin_mode_boost_enabled = zbin_mode_boost_enabled;
+
}
else
#endif
#endif
// MB level adjutment to quantizer setup
- if (xd->segmentation_enabled || cpi->zbin_mode_boost_enabled)
+ if (xd->segmentation_enabled)
{
// If cyclic update enabled
if (cpi->cyclic_refresh_mode_enabled)
((xd->mode_info_context->mbmi.ref_frame != LAST_FRAME) || (xd->mode_info_context->mbmi.mode != ZEROMV)))
{
xd->mode_info_context->mbmi.segment_id = 0;
+
+ /* segment_id changed, so update */
+ vp8cx_mb_init_quantizer(cpi, x);
}
}
+ }
+ {
// Experimental code. Special case for gf and arf zeromv modes. Increase zbin size to supress noise
if (cpi->zbin_mode_boost_enabled)
{
else
cpi->zbin_mode_boost = 0;
- vp8cx_mb_init_quantizer(cpi, x);
+ vp8_update_zbin_extra(cpi, x);
}
cpi->count_mb_ref_frame_usage[xd->mode_info_context->mbmi.ref_frame] ++;
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