ref: 864bc77e7a2a190d2a25f55b62380d65a7956308
dir: /vp8/common/arm/neon/idct_blk_neon.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" /* place these declarations here because we don't want to maintain them * outside of this scope */ void idct_dequant_full_2x_neon(short *q, short *dq, unsigned char *dst, int stride); void idct_dequant_0_2x_neon(short *q, short dq, unsigned char *dst, int stride); void vp8_dequant_idct_add_y_block_neon(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) idct_dequant_full_2x_neon(q, dq, dst, stride); else idct_dequant_0_2x_neon(q, dq[0], dst, stride); } if (((short *)(eobs))[1]) { if (((short *)eobs)[1] & 0xfefe) idct_dequant_full_2x_neon(q + 32, dq, dst + 8, stride); else idct_dequant_0_2x_neon(q + 32, dq[0], dst + 8, stride); } q += 64; dst += 4 * stride; eobs += 4; } } void vp8_dequant_idct_add_uv_block_neon(short *q, short *dq, unsigned char *dstu, unsigned char *dstv, int stride, char *eobs) { if (((short *)(eobs))[0]) { if (((short *)eobs)[0] & 0xfefe) idct_dequant_full_2x_neon(q, dq, dstu, stride); else idct_dequant_0_2x_neon(q, dq[0], dstu, stride); } q += 32; dstu += 4 * stride; if (((short *)(eobs))[1]) { if (((short *)eobs)[1] & 0xfefe) idct_dequant_full_2x_neon(q, dq, dstu, stride); else idct_dequant_0_2x_neon(q, dq[0], dstu, stride); } q += 32; if (((short *)(eobs))[2]) { if (((short *)eobs)[2] & 0xfefe) idct_dequant_full_2x_neon(q, dq, dstv, stride); else idct_dequant_0_2x_neon(q, dq[0], dstv, stride); } q += 32; dstv += 4 * stride; if (((short *)(eobs))[3]) { if (((short *)eobs)[3] & 0xfefe) idct_dequant_full_2x_neon(q, dq, dstv, stride); else idct_dequant_0_2x_neon(q, dq[0], dstv, stride); } }