2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
4 * This file is part of FFmpeg.
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.
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.
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
21 #include "libavcodec/dsputil.h"
22 #include "dsputil_arm.h"
24 void ff_simple_idct_armv5te(DCTELEM *data);
25 void ff_simple_idct_put_armv5te(uint8_t *dest, int line_size, DCTELEM *data);
26 void ff_simple_idct_add_armv5te(uint8_t *dest, int line_size, DCTELEM *data);
28 av_cold void ff_dsputil_init_armv5te(DSPContext *c, AVCodecContext *avctx)
30 if (!avctx->lowres && avctx->bits_per_raw_sample <= 8 &&
31 (avctx->idct_algo == FF_IDCT_AUTO ||
32 avctx->idct_algo == FF_IDCT_SIMPLEARMV5TE)) {
33 c->idct_put = ff_simple_idct_put_armv5te;
34 c->idct_add = ff_simple_idct_add_armv5te;
35 c->idct = ff_simple_idct_armv5te;
36 c->idct_permutation_type = FF_NO_IDCT_PERM;