ref: 0465aa45ea799861c688db06b0d82da67f4b3d7f
dir: /vp8/common/x86/idct_blk_sse2.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 "vpx_config.h" #include "vp8_rtcd.h" void vp8_idct_dequant_0_2x_sse2 (short *q, short *dq , unsigned char *dst, int dst_stride); void vp8_idct_dequant_full_2x_sse2 (short *q, short *dq , unsigned char *dst, int dst_stride); void vp8_dequant_idct_add_y_block_sse2 (short *q, short *dq, unsigned char *dst, int stride, char *eobs) { int i; for (i = 0; i < 4; i++) { if (((short *)(eobs))[0]) { if (((short *)(eobs))[0] & 0xfefe) vp8_idct_dequant_full_2x_sse2 (q, dq, dst, stride); else vp8_idct_dequant_0_2x_sse2 (q, dq, dst, stride); } if (((short *)(eobs))[1]) { if (((short *)(eobs))[1] & 0xfefe) vp8_idct_dequant_full_2x_sse2 (q+32, dq, dst+8, stride); else vp8_idct_dequant_0_2x_sse2 (q+32, dq, dst+8, stride); } q += 64; dst += stride*4; eobs += 4; } } void vp8_dequant_idct_add_uv_block_sse2 (short *q, short *dq, unsigned char *dstu, unsigned char *dstv, int stride, char *eobs) { if (((short *)(eobs))[0]) { if (((short *)(eobs))[0] & 0xfefe) vp8_idct_dequant_full_2x_sse2 (q, dq, dstu, stride); else vp8_idct_dequant_0_2x_sse2 (q, dq, dstu, stride); } q += 32; dstu += stride*4; if (((short *)(eobs))[1]) { if (((short *)(eobs))[1] & 0xfefe) vp8_idct_dequant_full_2x_sse2 (q, dq, dstu, stride); else vp8_idct_dequant_0_2x_sse2 (q, dq, dstu, stride); } q += 32; if (((short *)(eobs))[2]) { if (((short *)(eobs))[2] & 0xfefe) vp8_idct_dequant_full_2x_sse2 (q, dq, dstv, stride); else vp8_idct_dequant_0_2x_sse2 (q, dq, dstv, stride); } q += 32; dstv += stride*4; if (((short *)(eobs))[3]) { if (((short *)(eobs))[3] & 0xfefe) vp8_idct_dequant_full_2x_sse2 (q, dq, dstv, stride); else vp8_idct_dequant_0_2x_sse2 (q, dq, dstv, stride); } }