1/* 2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21#include "libavcodec/dsputil.h" 22#include "dsputil_arm.h" 23 24void ff_simple_idct_armv5te(DCTELEM *data); 25void ff_simple_idct_put_armv5te(uint8_t *dest, int line_size, DCTELEM *data); 26void ff_simple_idct_add_armv5te(uint8_t *dest, int line_size, DCTELEM *data); 27 28void ff_prefetch_arm(void *mem, int stride, int h); 29 30void av_cold ff_dsputil_init_armv5te(DSPContext* c, AVCodecContext *avctx) 31{ 32 if (!avctx->lowres && (avctx->idct_algo == FF_IDCT_AUTO || 33 avctx->idct_algo == FF_IDCT_SIMPLEARMV5TE)) { 34 c->idct_put = ff_simple_idct_put_armv5te; 35 c->idct_add = ff_simple_idct_add_armv5te; 36 c->idct = ff_simple_idct_armv5te; 37 c->idct_permutation_type = FF_NO_IDCT_PERM; 38 } 39 40 c->prefetch = ff_prefetch_arm; 41} 42