decodframe.c

/*
 *  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 "onyxd_int.h"
#include "header.h"
#include "reconintra.h"
#include "reconintra4x4.h"
#include "recon.h"
#include "reconinter.h"
#include "dequantize.h"
#include "detokenize.h"
#include "invtrans.h"
#include "alloccommon.h"
#include "entropymode.h"
#include "quant_common.h"
#include "vpx_scale/vpxscale.h"
#include "vpx_scale/yv12extend.h"
#include "setupintrarecon.h"

#include "decodemv.h"
#include "extend.h"
#include "vpx_mem/vpx_mem.h"
#include "idct.h"
#include "dequantize.h"
#include "predictdc.h"
#include "threading.h"
#include "decoderthreading.h"
#include "dboolhuff.h"

#include <assert.h>
#include <stdio.h>

void vp8cx_init_de_quantizer(VP8D_COMP *pbi)
{
    int i;
    int Q;
    VP8_COMMON *const pc = & pbi->common;

    for (Q = 0; Q < QINDEX_RANGE; Q++)
    {
        pc->Y1dequant[Q][0] = (short)vp8_dc_quant(Q, pc->y1dc_delta_q);
        pc->Y2dequant[Q][0] = (short)vp8_dc2quant(Q, pc->y2dc_delta_q);
        pc->UVdequant[Q][0] = (short)vp8_dc_uv_quant(Q, pc->uvdc_delta_q);

        /* all the ac values = ; */
        for (i = 1; i < 16; i++)
        {
            int rc = vp8_default_zig_zag1d[i];

            pc->Y1dequant[Q][rc] = (short)vp8_ac_yquant(Q);
            pc->Y2dequant[Q][rc] = (short)vp8_ac2quant(Q, pc->y2ac_delta_q);
            pc->UVdequant[Q][rc] = (short)vp8_ac_uv_quant(Q, pc->uvac_delta_q);
        }
    }
}

void mb_init_dequantizer(VP8D_COMP *pbi, MACROBLOCKD *xd)
{
    int i;
    int QIndex;
    MB_MODE_INFO *mbmi = &xd->mode_info_context->mbmi;
    VP8_COMMON *const pc = & pbi->common;