c2140b8af1
Changes 'The VP8 project' to 'The WebM project', for consistency with other webmproject.org repositories. Fixes issue #97. Change-Id: I37c13ed5fbdb9d334ceef71c6350e9febed9bbba
152 lines
4.2 KiB
C
152 lines
4.2 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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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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#include "vpx_ports/config.h"
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#include "idct.h"
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#include "dequantize.h"
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void vp8_dequant_dc_idct_add_y_block_neon
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(short *q, short *dq, unsigned char *pre,
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unsigned char *dst, int stride, char *eobs, short *dc)
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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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vp8_dequant_dc_idct_add_neon (q, dq, pre, dst, 16, stride, dc[0]);
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else
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vp8_dc_only_idct_add_neon (dc[0], pre, dst, 16, stride);
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if (eobs[1] > 1)
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vp8_dequant_dc_idct_add_neon (q+16, dq, pre+4, dst+4, 16, stride, dc[1]);
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else
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vp8_dc_only_idct_add_neon (dc[1], pre+4, dst+4, 16, stride);
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if (eobs[2] > 1)
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vp8_dequant_dc_idct_add_neon (q+32, dq, pre+8, dst+8, 16, stride, dc[2]);
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else
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vp8_dc_only_idct_add_neon (dc[2], pre+8, dst+8, 16, stride);
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if (eobs[3] > 1)
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vp8_dequant_dc_idct_add_neon (q+48, dq, pre+12, dst+12, 16, stride, dc[3]);
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else
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vp8_dc_only_idct_add_neon (dc[3], pre+12, dst+12, 16, stride);
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q += 64;
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dc += 4;
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pre += 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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void vp8_dequant_idct_add_y_block_neon
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(short *q, short *dq, unsigned char *pre,
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unsigned char *dst, int stride, char *eobs)
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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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vp8_dequant_idct_add_neon (q, dq, pre, dst, 16, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[0]*dq[0], pre, dst, 16, stride);
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((int *)q)[0] = 0;
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}
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if (eobs[1] > 1)
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vp8_dequant_idct_add_neon (q+16, dq, pre+4, dst+4, 16, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[16]*dq[0], pre+4, dst+4, 16, stride);
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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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vp8_dequant_idct_add_neon (q+32, dq, pre+8, dst+8, 16, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[32]*dq[0], pre+8, dst+8, 16, stride);
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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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vp8_dequant_idct_add_neon (q+48, dq, pre+12, dst+12, 16, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[48]*dq[0], pre+12, dst+12, 16, stride);
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((int *)(q+48))[0] = 0;
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}
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q += 64;
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pre += 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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void vp8_dequant_idct_add_uv_block_neon
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(short *q, short *dq, unsigned char *pre,
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unsigned char *dstu, unsigned char *dstv, int stride, char *eobs)
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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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vp8_dequant_idct_add_neon (q, dq, pre, dstu, 8, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[0]*dq[0], pre, dstu, 8, stride);
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((int *)q)[0] = 0;
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}
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if (eobs[1] > 1)
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vp8_dequant_idct_add_neon (q+16, dq, pre+4, dstu+4, 8, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[16]*dq[0], pre+4, dstu+4, 8, stride);
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((int *)(q+16))[0] = 0;
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}
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q += 32;
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pre += 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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vp8_dequant_idct_add_neon (q, dq, pre, dstv, 8, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[0]*dq[0], pre, dstv, 8, stride);
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((int *)q)[0] = 0;
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}
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if (eobs[1] > 1)
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vp8_dequant_idct_add_neon (q+16, dq, pre+4, dstv+4, 8, stride);
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else
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{
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vp8_dc_only_idct_add_neon (q[16]*dq[0], pre+4, dstv+4, 8, stride);
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((int *)(q+16))[0] = 0;
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}
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q += 32;
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pre += 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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