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Cleaning up vp9_quantize.c.

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Change-Id: I9a38af32f16f196b83dd69755eafb9543edf5691
This commit is contained in:
Dmitry Kovalev
2014-02-28 10:11:31 -08:00
parent bac4113c42
commit f527c46f20
3 changed files with 24 additions and 36 deletions
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6
vp9/encoder/vp9_encodeframe.c
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@@ -490,7 +490,7 @@ static void update_state(VP9_COMP *cpi, PICK_MODE_CONTEXT *ctx,
if ((cpi->oxcf.aq_mode == VARIANCE_AQ) ||
(cpi->oxcf.aq_mode == COMPLEXITY_AQ)) {
vp9_mb_init_quantizer(cpi, x);
vp9_init_plane_quantizers(cpi, x);
}
// FIXME(rbultje) I'm pretty sure this should go to the end of this block
@@ -637,7 +637,7 @@ static void set_offsets(VP9_COMP *cpi, const TileInfo *const tile,
: cm->last_frame_seg_map;
mbmi->segment_id = vp9_get_segment_id(cm, map, bsize, mi_row, mi_col);
}
vp9_mb_init_quantizer(cpi, x);
vp9_init_plane_quantizers(cpi, x);
if (seg->enabled && cpi->seg0_cnt > 0 &&
!vp9_segfeature_active(seg, 0, SEG_LVL_REF_FRAME) &&
@@ -725,7 +725,7 @@ static void rd_pick_sb_modes(VP9_COMP *cpi, const TileInfo *const tile,
}
rdmult_ratio = vp9_vaq_rdmult_ratio(energy);
vp9_mb_init_quantizer(cpi, x);
vp9_init_plane_quantizers(cpi, x);
}
if (cpi->oxcf.tuning == VP8_TUNE_SSIM)

52
vp9/encoder/vp9_quantize.c
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@@ -9,13 +9,14 @@
*/
#include <math.h>
#include "vpx_mem/vpx_mem.h"
#include "vp9/encoder/vp9_onyx_int.h"
#include "vp9/encoder/vp9_rdopt.h"
#include "vp9/encoder/vp9_quantize.h"
#include "vp9/common/vp9_quant_common.h"
#include "vp9/encoder/vp9_rdopt.h"
#include "vp9/common/vp9_quant_common.h"
#include "vp9/common/vp9_seg_common.h"
void vp9_quantize_b_c(const int16_t *coeff_ptr, intptr_t count,
@@ -151,44 +152,40 @@ static void invert_quant(int16_t *quant, int16_t *shift, int d) {
}
void vp9_init_quantizer(VP9_COMP *cpi) {
int i, q;
VP9_COMMON *const cm = &cpi->common;
int i, q, quant;
for (q = 0; q < QINDEX_RANGE; q++) {
const int qzbin_factor = q == 0 ? 64 : (vp9_dc_quant(q, 0) < 148 ? 84 : 80);
const int qrounding_factor = q == 0 ? 64 : 48;
// y
for (i = 0; i < 2; ++i) {
const int quant = i == 0 ? vp9_dc_quant(q, cm->y_dc_delta_q)
: vp9_ac_quant(q, 0);
// y
quant = i == 0 ? vp9_dc_quant(q, cm->y_dc_delta_q)
: vp9_ac_quant(q, 0);
invert_quant(&cpi->y_quant[q][i], &cpi->y_quant_shift[q][i], quant);
cpi->y_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
cpi->y_round[q][i] = (qrounding_factor * quant) >> 7;
cm->y_dequant[q][i] = quant;
}
// uv
for (i = 0; i < 2; ++i) {
const int quant = i == 0 ? vp9_dc_quant(q, cm->uv_dc_delta_q)
: vp9_ac_quant(q, cm->uv_ac_delta_q);
// uv
quant = i == 0 ? vp9_dc_quant(q, cm->uv_dc_delta_q)
: vp9_ac_quant(q, cm->uv_ac_delta_q);
invert_quant(&cpi->uv_quant[q][i], &cpi->uv_quant_shift[q][i], quant);
cpi->uv_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
cpi->uv_round[q][i] = (qrounding_factor * quant) >> 7;
cm->uv_dequant[q][i] = quant;
}
#if CONFIG_ALPHA
// alpha
for (i = 0; i < 2; ++i) {
const int quant = i == 0 ? vp9_dc_quant(q, cm->a_dc_delta_q)
: vp9_ac_quant(q, cm->a_ac_delta_q);
// alpha
quant = i == 0 ? vp9_dc_quant(q, cm->a_dc_delta_q)
: vp9_ac_quant(q, cm->a_ac_delta_q);
invert_quant(&cpi->a_quant[q][i], &cpi->a_quant_shift[q][i], quant);
cpi->a_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
cpi->a_round[q][i] = (qrounding_factor * quant) >> 7;
cm->a_dequant[q][i] = quant;
}
#endif
}
for (i = 2; i < 8; i++) {
cpi->y_quant[q][i] = cpi->y_quant[q][1];
@@ -214,7 +211,7 @@ void vp9_init_quantizer(VP9_COMP *cpi) {
}
}
void vp9_mb_init_quantizer(VP9_COMP *cpi, MACROBLOCK *x) {
void vp9_init_plane_quantizers(VP9_COMP *cpi, MACROBLOCK *x) {
const VP9_COMMON *const cm = &cpi->common;
MACROBLOCKD *xd = &x->e_mbd;
const int segment_id = xd->mi_8x8[0]->mbmi.segment_id;
@@ -246,7 +243,7 @@ void vp9_mb_init_quantizer(VP9_COMP *cpi, MACROBLOCK *x) {
x->plane[3].quant_shift = cpi->a_quant_shift[qindex];
x->plane[3].zbin = cpi->a_zbin[qindex];
x->plane[3].round = cpi->a_round[qindex];
x->plane[3].zbin_extra = (int16_t)zbin_extra;
x->plane[3].zbin_extra = (int16_t)((cm->a_dequant[qindex][1] * zbin) >> 7);
xd->plane[3].dequant = cm->a_dequant[qindex];
#endif
@@ -272,26 +269,17 @@ void vp9_update_zbin_extra(VP9_COMP *cpi, MACROBLOCK *x) {
}
void vp9_frame_init_quantizer(VP9_COMP *cpi) {
// Clear Zbin mode boost for default case
cpi->zbin_mode_boost = 0;
// MB level quantizer setup
vp9_mb_init_quantizer(cpi, &cpi->mb);
vp9_init_plane_quantizers(cpi, &cpi->mb);
}
void vp9_set_quantizer(struct VP9_COMP *cpi, int q) {
VP9_COMMON *cm = &cpi->common;
VP9_COMMON *const cm = &cpi->common;
// quantizer has to be reinitialized with vp9_init_quantizer() if any
// delta_q changes.
cm->base_qindex = q;
// if any of the delta_q values are changing update flag will
// have to be set.
cm->y_dc_delta_q = 0;
cm->uv_dc_delta_q = 0;
cm->uv_ac_delta_q = 0;
// quantizer has to be reinitialized if any delta_q changes.
// As there are not any here for now this is inactive code.
// if(update)
// vp9_init_quantizer(cpi);
}

2
vp9/encoder/vp9_quantize.h
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@@ -28,7 +28,7 @@ void vp9_frame_init_quantizer(struct VP9_COMP *cpi);
void vp9_update_zbin_extra(struct VP9_COMP *cpi, MACROBLOCK *x);
void vp9_mb_init_quantizer(struct VP9_COMP *cpi, MACROBLOCK *x);
void vp9_init_plane_quantizers(struct VP9_COMP *cpi, MACROBLOCK *x);
void vp9_init_quantizer(struct VP9_COMP *cpi);