diff options
Diffstat (limited to 'src/libffmpeg/libavcodec/ppc/gmc_altivec.c')
| -rw-r--r-- | src/libffmpeg/libavcodec/ppc/gmc_altivec.c | 38 |
1 files changed, 6 insertions, 32 deletions
diff --git a/src/libffmpeg/libavcodec/ppc/gmc_altivec.c b/src/libffmpeg/libavcodec/ppc/gmc_altivec.c index 04978d825..42c936bb3 100644 --- a/src/libffmpeg/libavcodec/ppc/gmc_altivec.c +++ b/src/libffmpeg/libavcodec/ppc/gmc_altivec.c @@ -3,18 +3,20 @@ * AltiVec-enabled * Copyright (c) 2003 Romain Dolbeau <romain@dolbeau.org> * - * This library is free software; you can redistribute it and/or + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. + * version 2.1 of the License, or (at your option) any later version. * - * This library is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -32,32 +34,6 @@ void gmc1_altivec(uint8_t *dst /* align 8 */, uint8_t *src /* align1 */, int stride, int h, int x16, int y16, int rounder) { POWERPC_PERF_DECLARE(altivec_gmc1_num, GMC1_PERF_COND); -#ifdef ALTIVEC_USE_REFERENCE_C_CODE - const int A=(16-x16)*(16-y16); - const int B=( x16)*(16-y16); - const int C=(16-x16)*( y16); - const int D=( x16)*( y16); - int i; - -POWERPC_PERF_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND); - - for(i=0; i<h; i++) - { - dst[0]= (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + rounder)>>8; - dst[1]= (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + rounder)>>8; - dst[2]= (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + rounder)>>8; - dst[3]= (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + rounder)>>8; - dst[4]= (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + rounder)>>8; - dst[5]= (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + rounder)>>8; - dst[6]= (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + rounder)>>8; - dst[7]= (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + rounder)>>8; - dst+= stride; - src+= stride; - } - -POWERPC_PERF_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND); - -#else /* ALTIVEC_USE_REFERENCE_C_CODE */ const unsigned short __attribute__ ((aligned(16))) rounder_a[8] = {rounder, rounder, rounder, rounder, rounder, rounder, rounder, rounder}; @@ -167,6 +143,4 @@ POWERPC_PERF_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND); } POWERPC_PERF_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND); - -#endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } |