From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- media/libvpx/vp8/encoder/quantize.c | 583 ++++++++++++++++++++++++++++++++++++ 1 file changed, 583 insertions(+) create mode 100644 media/libvpx/vp8/encoder/quantize.c (limited to 'media/libvpx/vp8/encoder/quantize.c') diff --git a/media/libvpx/vp8/encoder/quantize.c b/media/libvpx/vp8/encoder/quantize.c new file mode 100644 index 000000000..c5a7bc670 --- /dev/null +++ b/media/libvpx/vp8/encoder/quantize.c @@ -0,0 +1,583 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + + +#include +#include "vpx_mem/vpx_mem.h" + +#include "onyx_int.h" +#include "quantize.h" +#include "vp8/common/quant_common.h" + +void vp8_fast_quantize_b_c(BLOCK *b, BLOCKD *d) +{ + int i, rc, eob; + int x, y, z, sz; + short *coeff_ptr = b->coeff; + short *round_ptr = b->round; + short *quant_ptr = b->quant_fast; + short *qcoeff_ptr = d->qcoeff; + short *dqcoeff_ptr = d->dqcoeff; + short *dequant_ptr = d->dequant; + + eob = -1; + for (i = 0; i < 16; i++) + { + rc = vp8_default_zig_zag1d[i]; + z = coeff_ptr[rc]; + + sz = (z >> 31); /* sign of z */ + x = (z ^ sz) - sz; /* x = abs(z) */ + + y = ((x + round_ptr[rc]) * quant_ptr[rc]) >> 16; /* quantize (x) */ + x = (y ^ sz) - sz; /* get the sign back */ + qcoeff_ptr[rc] = x; /* write to destination */ + dqcoeff_ptr[rc] = x * dequant_ptr[rc]; /* dequantized value */ + + if (y) + { + eob = i; /* last nonzero coeffs */ + } + } + *d->eob = (char)(eob + 1); +} + +void vp8_regular_quantize_b_c(BLOCK *b, BLOCKD *d) +{ + int i, rc, eob; + int zbin; + int x, y, z, sz; + short *zbin_boost_ptr = b->zrun_zbin_boost; + short *coeff_ptr = b->coeff; + short *zbin_ptr = b->zbin; + short *round_ptr = b->round; + short *quant_ptr = b->quant; + short *quant_shift_ptr = b->quant_shift; + short *qcoeff_ptr = d->qcoeff; + short *dqcoeff_ptr = d->dqcoeff; + short *dequant_ptr = d->dequant; + short zbin_oq_value = b->zbin_extra; + + memset(qcoeff_ptr, 0, 32); + memset(dqcoeff_ptr, 0, 32); + + eob = -1; + + for (i = 0; i < 16; i++) + { + rc = vp8_default_zig_zag1d[i]; + z = coeff_ptr[rc]; + + zbin = zbin_ptr[rc] + *zbin_boost_ptr + zbin_oq_value; + + zbin_boost_ptr ++; + sz = (z >> 31); /* sign of z */ + x = (z ^ sz) - sz; /* x = abs(z) */ + + if (x >= zbin) + { + x += round_ptr[rc]; + y = ((((x * quant_ptr[rc]) >> 16) + x) + * quant_shift_ptr[rc]) >> 16; /* quantize (x) */ + x = (y ^ sz) - sz; /* get the sign back */ + qcoeff_ptr[rc] = x; /* write to destination */ + dqcoeff_ptr[rc] = x * dequant_ptr[rc]; /* dequantized value */ + + if (y) + { + eob = i; /* last nonzero coeffs */ + zbin_boost_ptr = b->zrun_zbin_boost; /* reset zero runlength */ + } + } + } + + *d->eob = (char)(eob + 1); +} + +void vp8_quantize_mby(MACROBLOCK *x) +{ + int i; + int has_2nd_order = (x->e_mbd.mode_info_context->mbmi.mode != B_PRED + && x->e_mbd.mode_info_context->mbmi.mode != SPLITMV); + + for (i = 0; i < 16; i++) + x->quantize_b(&x->block[i], &x->e_mbd.block[i]); + + if(has_2nd_order) + x->quantize_b(&x->block[24], &x->e_mbd.block[24]); +} + +void vp8_quantize_mb(MACROBLOCK *x) +{ + int i; + int has_2nd_order=(x->e_mbd.mode_info_context->mbmi.mode != B_PRED + && x->e_mbd.mode_info_context->mbmi.mode != SPLITMV); + + for (i = 0; i < 24+has_2nd_order; i++) + x->quantize_b(&x->block[i], &x->e_mbd.block[i]); +} + + +void vp8_quantize_mbuv(MACROBLOCK *x) +{ + int i; + + for (i = 16; i < 24; i++) + x->quantize_b(&x->block[i], &x->e_mbd.block[i]); +} + +static const int qrounding_factors[129] = +{ + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48 +}; + + +static const int qzbin_factors[129] = +{ + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80 +}; + + +static const int qrounding_factors_y2[129] = +{ + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, + 48 +}; + + +static const int qzbin_factors_y2[129] = +{ + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 84, 84, 84, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, + 80 +}; + + +static void invert_quant(int improved_quant, short *quant, + short *shift, short d) +{ + if(improved_quant) + { + unsigned t; + int l; + t = d; + for(l = 0; t > 1; l++) + t>>=1; + t = 1 + (1<<(16+l))/d; + *quant = (short)(t - (1<<16)); + *shift = l; + /* use multiplication and constant shift by 16 */ + *shift = 1 << (16 - *shift); + } + else + { + *quant = (1 << 16) / d; + *shift = 0; + /* use multiplication and constant shift by 16 */ + *shift = 1 << (16 - *shift); + } +} + + +void vp8cx_init_quantizer(VP8_COMP *cpi) +{ + int i; + int quant_val; + int Q; + + int zbin_boost[16] = {0, 0, 8, 10, 12, 14, 16, 20, 24, 28, 32, 36, 40, 44, + 44, 44}; + + for (Q = 0; Q < QINDEX_RANGE; Q++) + { + /* dc values */ + quant_val = vp8_dc_quant(Q, cpi->common.y1dc_delta_q); + cpi->Y1quant_fast[Q][0] = (1 << 16) / quant_val; + 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->Y1round[Q][0] = (qrounding_factors[Q] * quant_val) >> 7; + cpi->common.Y1dequant[Q][0] = quant_val; + 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; + 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->Y2round[Q][0] = (qrounding_factors_y2[Q] * quant_val) >> 7; + cpi->common.Y2dequant[Q][0] = quant_val; + 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; + 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;; + cpi->UVround[Q][0] = (qrounding_factors[Q] * quant_val) >> 7; + cpi->common.UVdequant[Q][0] = quant_val; + cpi->zrun_zbin_boost_uv[Q][0] = (quant_val * zbin_boost[0]) >> 7; + + /* all the ac values = ; */ + quant_val = vp8_ac_yquant(Q); + cpi->Y1quant_fast[Q][1] = (1 << 16) / quant_val; + invert_quant(cpi->sf.improved_quant, cpi->Y1quant[Q] + 1, + cpi->Y1quant_shift[Q] + 1, quant_val); + cpi->Y1zbin[Q][1] = ((qzbin_factors[Q] * quant_val) + 64) >> 7; + cpi->Y1round[Q][1] = (qrounding_factors[Q] * quant_val) >> 7; + cpi->common.Y1dequant[Q][1] = quant_val; + cpi->zrun_zbin_boost_y1[Q][1] = (quant_val * zbin_boost[1]) >> 7; + + quant_val = vp8_ac2quant(Q, cpi->common.y2ac_delta_q); + cpi->Y2quant_fast[Q][1] = (1 << 16) / quant_val; + invert_quant(cpi->sf.improved_quant, cpi->Y2quant[Q] + 1, + cpi->Y2quant_shift[Q] + 1, quant_val); + cpi->Y2zbin[Q][1] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7; + cpi->Y2round[Q][1] = (qrounding_factors_y2[Q] * quant_val) >> 7; + cpi->common.Y2dequant[Q][1] = quant_val; + cpi->zrun_zbin_boost_y2[Q][1] = (quant_val * zbin_boost[1]) >> 7; + + quant_val = vp8_ac_uv_quant(Q, cpi->common.uvac_delta_q); + cpi->UVquant_fast[Q][1] = (1 << 16) / quant_val; + invert_quant(cpi->sf.improved_quant, cpi->UVquant[Q] + 1, + cpi->UVquant_shift[Q] + 1, quant_val); + cpi->UVzbin[Q][1] = ((qzbin_factors[Q] * quant_val) + 64) >> 7; + cpi->UVround[Q][1] = (qrounding_factors[Q] * quant_val) >> 7; + cpi->common.UVdequant[Q][1] = quant_val; + cpi->zrun_zbin_boost_uv[Q][1] = (quant_val * zbin_boost[1]) >> 7; + + for (i = 2; i < 16; i++) + { + cpi->Y1quant_fast[Q][i] = cpi->Y1quant_fast[Q][1]; + cpi->Y1quant[Q][i] = cpi->Y1quant[Q][1]; + cpi->Y1quant_shift[Q][i] = cpi->Y1quant_shift[Q][1]; + cpi->Y1zbin[Q][i] = cpi->Y1zbin[Q][1]; + cpi->Y1round[Q][i] = cpi->Y1round[Q][1]; + cpi->zrun_zbin_boost_y1[Q][i] = (cpi->common.Y1dequant[Q][1] * + zbin_boost[i]) >> 7; + + cpi->Y2quant_fast[Q][i] = cpi->Y2quant_fast[Q][1]; + cpi->Y2quant[Q][i] = cpi->Y2quant[Q][1]; + cpi->Y2quant_shift[Q][i] = cpi->Y2quant_shift[Q][1]; + cpi->Y2zbin[Q][i] = cpi->Y2zbin[Q][1]; + cpi->Y2round[Q][i] = cpi->Y2round[Q][1]; + cpi->zrun_zbin_boost_y2[Q][i] = (cpi->common.Y2dequant[Q][1] * + zbin_boost[i]) >> 7; + + cpi->UVquant_fast[Q][i] = cpi->UVquant_fast[Q][1]; + cpi->UVquant[Q][i] = cpi->UVquant[Q][1]; + cpi->UVquant_shift[Q][i] = cpi->UVquant_shift[Q][1]; + cpi->UVzbin[Q][i] = cpi->UVzbin[Q][1]; + cpi->UVround[Q][i] = cpi->UVround[Q][1]; + cpi->zrun_zbin_boost_uv[Q][i] = (cpi->common.UVdequant[Q][1] * + zbin_boost[i]) >> 7; + } + } +} + +#define ZBIN_EXTRA_Y \ + (( cpi->common.Y1dequant[QIndex][1] * \ + ( x->zbin_over_quant + \ + x->zbin_mode_boost + \ + x->act_zbin_adj ) ) >> 7) + +#define ZBIN_EXTRA_UV \ + (( cpi->common.UVdequant[QIndex][1] * \ + ( x->zbin_over_quant + \ + x->zbin_mode_boost + \ + x->act_zbin_adj ) ) >> 7) + +#define ZBIN_EXTRA_Y2 \ + (( cpi->common.Y2dequant[QIndex][1] * \ + ( (x->zbin_over_quant / 2) + \ + x->zbin_mode_boost + \ + x->act_zbin_adj ) ) >> 7) + +void vp8cx_mb_init_quantizer(VP8_COMP *cpi, MACROBLOCK *x, int ok_to_skip) +{ + int i; + int QIndex; + MACROBLOCKD *xd = &x->e_mbd; + int zbin_extra; + + /* Select the baseline MB Q index. */ + if (xd->segmentation_enabled) + { + /* Abs Value */ + if (xd->mb_segement_abs_delta == SEGMENT_ABSDATA) + QIndex = xd->segment_feature_data[MB_LVL_ALT_Q][xd->mode_info_context->mbmi.segment_id]; + /* Delta Value */ + else + { + QIndex = cpi->common.base_qindex + xd->segment_feature_data[MB_LVL_ALT_Q][xd->mode_info_context->mbmi.segment_id]; + /* Clamp to valid range */ + QIndex = (QIndex >= 0) ? ((QIndex <= MAXQ) ? QIndex : MAXQ) : 0; + } + } + else + QIndex = cpi->common.base_qindex; + + /* This initialization should be called at least once. Use ok_to_skip to + * decide if it is ok to skip. + * Before encoding a frame, this function is always called with ok_to_skip + * =0, which means no skiping of calculations. The "last" values are + * initialized at that time. + */ + if (!ok_to_skip || QIndex != x->q_index) + { + + xd->dequant_y1_dc[0] = 1; + xd->dequant_y1[0] = cpi->common.Y1dequant[QIndex][0]; + xd->dequant_y2[0] = cpi->common.Y2dequant[QIndex][0]; + xd->dequant_uv[0] = cpi->common.UVdequant[QIndex][0]; + + for (i = 1; i < 16; i++) + { + xd->dequant_y1_dc[i] = + xd->dequant_y1[i] = cpi->common.Y1dequant[QIndex][1]; + xd->dequant_y2[i] = cpi->common.Y2dequant[QIndex][1]; + xd->dequant_uv[i] = cpi->common.UVdequant[QIndex][1]; + } +#if 1 + /*TODO: Remove dequant from BLOCKD. This is a temporary solution until + * the quantizer code uses a passed in pointer to the dequant constants. + * This will also require modifications to the x86 and neon assembly. + * */ + for (i = 0; i < 16; i++) + x->e_mbd.block[i].dequant = xd->dequant_y1; + for (i = 16; i < 24; i++) + x->e_mbd.block[i].dequant = xd->dequant_uv; + x->e_mbd.block[24].dequant = xd->dequant_y2; +#endif + + /* Y */ + zbin_extra = ZBIN_EXTRA_Y; + + 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]; + x->block[i].zrun_zbin_boost = cpi->zrun_zbin_boost_y1[QIndex]; + x->block[i].zbin_extra = (short)zbin_extra; + } + + /* UV */ + zbin_extra = ZBIN_EXTRA_UV; + + 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]; + x->block[i].zrun_zbin_boost = cpi->zrun_zbin_boost_uv[QIndex]; + x->block[i].zbin_extra = (short)zbin_extra; + } + + /* Y2 */ + zbin_extra = ZBIN_EXTRA_Y2; + + 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->block[24].round = cpi->Y2round[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; + + x->last_zbin_over_quant = x->zbin_over_quant; + x->last_zbin_mode_boost = x->zbin_mode_boost; + x->last_act_zbin_adj = x->act_zbin_adj; + + + + } + else if(x->last_zbin_over_quant != x->zbin_over_quant + || x->last_zbin_mode_boost != x->zbin_mode_boost + || x->last_act_zbin_adj != x->act_zbin_adj) + { + /* Y */ + zbin_extra = ZBIN_EXTRA_Y; + + for (i = 0; i < 16; i++) + x->block[i].zbin_extra = (short)zbin_extra; + + /* UV */ + zbin_extra = ZBIN_EXTRA_UV; + + for (i = 16; i < 24; i++) + x->block[i].zbin_extra = (short)zbin_extra; + + /* Y2 */ + zbin_extra = ZBIN_EXTRA_Y2; + x->block[24].zbin_extra = (short)zbin_extra; + + x->last_zbin_over_quant = x->zbin_over_quant; + x->last_zbin_mode_boost = x->zbin_mode_boost; + x->last_act_zbin_adj = x->act_zbin_adj; + } +} + +void vp8_update_zbin_extra(VP8_COMP *cpi, MACROBLOCK *x) +{ + int i; + int QIndex = x->q_index; + int zbin_extra; + + /* Y */ + zbin_extra = ZBIN_EXTRA_Y; + + for (i = 0; i < 16; i++) + x->block[i].zbin_extra = (short)zbin_extra; + + /* UV */ + zbin_extra = ZBIN_EXTRA_UV; + + for (i = 16; i < 24; i++) + x->block[i].zbin_extra = (short)zbin_extra; + + /* Y2 */ + zbin_extra = ZBIN_EXTRA_Y2; + x->block[24].zbin_extra = (short)zbin_extra; +} +#undef ZBIN_EXTRA_Y +#undef ZBIN_EXTRA_UV +#undef ZBIN_EXTRA_Y2 + +void vp8cx_frame_init_quantizer(VP8_COMP *cpi) +{ + /* Clear Zbin mode boost for default case */ + cpi->mb.zbin_mode_boost = 0; + + /* MB level quantizer setup */ + vp8cx_mb_init_quantizer(cpi, &cpi->mb, 0); +} + + +void vp8_set_quantizer(struct VP8_COMP *cpi, int Q) +{ + VP8_COMMON *cm = &cpi->common; + MACROBLOCKD *mbd = &cpi->mb.e_mbd; + int update = 0; + int new_delta_q; + int new_uv_delta_q; + cm->base_qindex = Q; + + /* if any of the delta_q values are changing update flag has to be set */ + /* currently only y2dc_delta_q may change */ + + cm->y1dc_delta_q = 0; + cm->y2ac_delta_q = 0; + + if (Q < 4) + { + new_delta_q = 4-Q; + } + else + new_delta_q = 0; + + update |= cm->y2dc_delta_q != new_delta_q; + cm->y2dc_delta_q = new_delta_q; + + new_uv_delta_q = 0; + // For screen content, lower the q value for UV channel. For now, select + // conservative delta; same delta for dc and ac, and decrease it with lower + // Q, and set to 0 below some threshold. May want to condition this in + // future on the variance/energy in UV channel. + if (cpi->oxcf.screen_content_mode && Q > 40) { + new_uv_delta_q = -(int)(0.15 * Q); + // Check range: magnitude of delta is 4 bits. + if (new_uv_delta_q < -15) { + new_uv_delta_q = -15; + } + } + update |= cm->uvdc_delta_q != new_uv_delta_q; + cm->uvdc_delta_q = new_uv_delta_q; + cm->uvac_delta_q = new_uv_delta_q; + + /* Set Segment specific quatizers */ + mbd->segment_feature_data[MB_LVL_ALT_Q][0] = cpi->segment_feature_data[MB_LVL_ALT_Q][0]; + mbd->segment_feature_data[MB_LVL_ALT_Q][1] = cpi->segment_feature_data[MB_LVL_ALT_Q][1]; + mbd->segment_feature_data[MB_LVL_ALT_Q][2] = cpi->segment_feature_data[MB_LVL_ALT_Q][2]; + mbd->segment_feature_data[MB_LVL_ALT_Q][3] = cpi->segment_feature_data[MB_LVL_ALT_Q][3]; + + /* quantizer has to be reinitialized for any delta_q changes */ + if(update) + vp8cx_init_quantizer(cpi); + +} -- cgit v1.2.3