idct_blk_dspr2.c 2 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11
/*
 *  Copyright (c) 2012 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 "vpx_config.h"
12
#include "vp8_rtcd.h"
13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88

#if HAVE_DSPR2

void vp8_dequant_idct_add_y_block_dspr2
(short *q, short *dq,
 unsigned char *dst, int stride, char *eobs)
{
    int i, j;

    for (i = 0; i < 4; i++)
    {
        for (j = 0; j < 4; j++)
        {
            if (*eobs++ > 1)
                vp8_dequant_idct_add_dspr2(q, dq, dst, stride);
            else
            {
                vp8_dc_only_idct_add_dspr2(q[0]*dq[0], dst, stride, dst, stride);
                ((int *)q)[0] = 0;
            }

            q   += 16;
            dst += 4;
        }

        dst += 4 * stride - 16;
    }
}

void vp8_dequant_idct_add_uv_block_dspr2
(short *q, short *dq,
 unsigned char *dstu, unsigned char *dstv, int stride, char *eobs)
{
    int i, j;

    for (i = 0; i < 2; i++)
    {
        for (j = 0; j < 2; j++)
        {
            if (*eobs++ > 1)
                vp8_dequant_idct_add_dspr2(q, dq, dstu, stride);
            else
            {
                vp8_dc_only_idct_add_dspr2(q[0]*dq[0], dstu, stride, dstu, stride);
                ((int *)q)[0] = 0;
            }

            q    += 16;
            dstu += 4;
        }

        dstu += 4 * stride - 8;
    }

    for (i = 0; i < 2; i++)
    {
        for (j = 0; j < 2; j++)
        {
            if (*eobs++ > 1)
                vp8_dequant_idct_add_dspr2(q, dq, dstv, stride);
            else
            {
                vp8_dc_only_idct_add_dspr2(q[0]*dq[0], dstv, stride, dstv, stride);
                ((int *)q)[0] = 0;
            }

            q    += 16;
            dstv += 4;
        }

        dstv += 4 * stride - 8;
    }
}

#endif