From 8992cb1d0d07edc33d274f6d7924ecdf6f83d994 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Thu, 5 Sep 2013 17:57:22 +0100 Subject: making act segmenter --- ffmpeg/libavcodec/arm/rv34dsp_init_arm.c | 46 ++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 ffmpeg/libavcodec/arm/rv34dsp_init_arm.c (limited to 'ffmpeg/libavcodec/arm/rv34dsp_init_arm.c') diff --git a/ffmpeg/libavcodec/arm/rv34dsp_init_arm.c b/ffmpeg/libavcodec/arm/rv34dsp_init_arm.c new file mode 100644 index 0000000..8bfe90b --- /dev/null +++ b/ffmpeg/libavcodec/arm/rv34dsp_init_arm.c @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2011 Janne Grunau + * + * 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 2.1 of the License, or (at your option) any later version. + * + * 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 FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include + +#include "libavutil/attributes.h" +#include "libavcodec/avcodec.h" +#include "libavcodec/rv34dsp.h" +#include "libavutil/arm/cpu.h" + +void ff_rv34_inv_transform_noround_neon(int16_t *block); + +void ff_rv34_inv_transform_noround_dc_neon(int16_t *block); + +void ff_rv34_idct_add_neon(uint8_t *dst, ptrdiff_t stride, int16_t *block); +void ff_rv34_idct_dc_add_neon(uint8_t *dst, ptrdiff_t stride, int dc); + +av_cold void ff_rv34dsp_init_arm(RV34DSPContext *c) +{ + int cpu_flags = av_get_cpu_flags(); + + if (have_neon(cpu_flags)) { + c->rv34_inv_transform = ff_rv34_inv_transform_noround_neon; + c->rv34_inv_transform_dc = ff_rv34_inv_transform_noround_dc_neon; + + c->rv34_idct_add = ff_rv34_idct_add_neon; + c->rv34_idct_dc_add = ff_rv34_idct_dc_add_neon; + } +} -- cgit v1.2.3