0,0 → 1,51 |
/* |
* ARM NEON optimised H.264 chroma functions |
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com> |
* |
* 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 <stdint.h> |
|
#include "libavutil/attributes.h" |
#include "libavutil/cpu.h" |
#include "libavutil/arm/cpu.h" |
#include "libavcodec/h264chroma.h" |
|
void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int); |
void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int); |
void ff_put_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); |
|
void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int); |
void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int); |
void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); |
|
av_cold void ff_h264chroma_init_arm(H264ChromaContext *c, int bit_depth) |
{ |
const int high_bit_depth = bit_depth > 8; |
int cpu_flags = av_get_cpu_flags(); |
|
if (have_neon(cpu_flags) && !high_bit_depth) { |
c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon; |
c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon; |
c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_neon; |
|
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon; |
c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon; |
c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_neon; |
} |
} |