2010-08-20 19:58:19 +02:00
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/*
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2010-09-09 14:16:39 +02:00
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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2010-08-20 19:58:19 +02:00
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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2011-09-15 14:34:12 +02:00
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#include "vpx_config.h"
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2012-01-13 01:55:44 +01:00
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#include "vpx_rtcd.h"
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2010-08-20 19:58:19 +02:00
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2011-10-18 18:06:50 +02:00
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void vp8_dequant_idct_add_y_block_v6(short *q, short *dq,
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unsigned char *dst,
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int stride, char *eobs)
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2010-08-20 19:58:19 +02:00
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{
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int i;
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for (i = 0; i < 4; i++)
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{
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if (eobs[0] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q, dq, dst, stride);
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else if (eobs[0] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[0]*dq[0], dst, stride, dst, stride);
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2010-08-20 19:58:19 +02:00
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((int *)q)[0] = 0;
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}
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if (eobs[1] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q+16, dq, dst+4, stride);
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else if (eobs[1] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[16]*dq[0], dst+4, stride, dst+4, stride);
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2010-08-20 19:58:19 +02:00
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((int *)(q+16))[0] = 0;
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}
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if (eobs[2] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q+32, dq, dst+8, stride);
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else if (eobs[2] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[32]*dq[0], dst+8, stride, dst+8, stride);
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2010-08-20 19:58:19 +02:00
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((int *)(q+32))[0] = 0;
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}
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if (eobs[3] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q+48, dq, dst+12, stride);
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else if (eobs[3] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[48]*dq[0], dst+12, stride,dst+12,stride);
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2010-08-20 19:58:19 +02:00
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((int *)(q+48))[0] = 0;
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}
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q += 64;
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dst += 4*stride;
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eobs += 4;
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}
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}
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2011-10-18 18:06:50 +02:00
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void vp8_dequant_idct_add_uv_block_v6(short *q, short *dq,
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unsigned char *dstu,
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unsigned char *dstv,
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int stride, char *eobs)
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2010-08-20 19:58:19 +02:00
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{
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int i;
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for (i = 0; i < 2; i++)
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{
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if (eobs[0] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q, dq, dstu, stride);
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else if (eobs[0] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[0]*dq[0], dstu, stride, dstu, stride);
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2010-08-20 19:58:19 +02:00
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((int *)q)[0] = 0;
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}
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if (eobs[1] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q+16, dq, dstu+4, stride);
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else if (eobs[1] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[16]*dq[0], dstu+4, stride,
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dstu+4, stride);
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2010-08-20 19:58:19 +02:00
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((int *)(q+16))[0] = 0;
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}
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q += 32;
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dstu += 4*stride;
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eobs += 2;
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}
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for (i = 0; i < 2; i++)
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{
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if (eobs[0] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q, dq, dstv, stride);
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else if (eobs[0] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[0]*dq[0], dstv, stride, dstv, stride);
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2010-08-20 19:58:19 +02:00
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((int *)q)[0] = 0;
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}
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if (eobs[1] > 1)
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2011-10-18 18:06:50 +02:00
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vp8_dequant_idct_add_v6 (q+16, dq, dstv+4, stride);
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else if (eobs[1] == 1)
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2010-08-20 19:58:19 +02:00
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{
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2011-10-18 18:06:50 +02:00
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vp8_dc_only_idct_add_v6 (q[16]*dq[0], dstv+4, stride,
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dstv+4, stride);
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2010-08-20 19:58:19 +02:00
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((int *)(q+16))[0] = 0;
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}
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q += 32;
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dstv += 4*stride;
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eobs += 2;
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}
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}
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