mirror of
https://github.com/FFmpeg/FFmpeg.git
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ac4b32df71
Further performance improvements and security fixes by Vittorio Giovara, Luca Barbato and Diego Biurrun. Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org> Signed-off-by: Diego Biurrun <diego@biurrun.de>
92 lines
4.0 KiB
C
92 lines
4.0 KiB
C
/*
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* Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdint.h>
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#include "libavutil/attributes.h"
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#include "libavutil/arm/cpu.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/h264pred.h"
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void ff_pred16x16_vert_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred16x16_hor_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred16x16_plane_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred16x16_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred16x16_128_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred16x16_left_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred16x16_top_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_vert_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_hor_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_plane_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_128_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_left_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_top_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_l0t_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_0lt_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_l00_dc_neon(uint8_t *src, ptrdiff_t stride);
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void ff_pred8x8_0l0_dc_neon(uint8_t *src, ptrdiff_t stride);
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static av_cold void h264_pred_init_neon(H264PredContext *h, int codec_id,
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const int bit_depth,
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const int chroma_format_idc)
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{
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const int high_depth = bit_depth > 8;
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if (high_depth)
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return;
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h->pred8x8[VERT_PRED8x8 ] = ff_pred8x8_vert_neon;
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h->pred8x8[HOR_PRED8x8 ] = ff_pred8x8_hor_neon;
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if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
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h->pred8x8[PLANE_PRED8x8] = ff_pred8x8_plane_neon;
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h->pred8x8[DC_128_PRED8x8 ] = ff_pred8x8_128_dc_neon;
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if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 &&
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codec_id != AV_CODEC_ID_VP8) {
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h->pred8x8[DC_PRED8x8 ] = ff_pred8x8_dc_neon;
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h->pred8x8[LEFT_DC_PRED8x8] = ff_pred8x8_left_dc_neon;
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h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_neon;
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h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8] = ff_pred8x8_l0t_dc_neon;
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h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8] = ff_pred8x8_0lt_dc_neon;
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h->pred8x8[ALZHEIMER_DC_L00_PRED8x8] = ff_pred8x8_l00_dc_neon;
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h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8] = ff_pred8x8_0l0_dc_neon;
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}
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h->pred16x16[DC_PRED8x8 ] = ff_pred16x16_dc_neon;
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h->pred16x16[VERT_PRED8x8 ] = ff_pred16x16_vert_neon;
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h->pred16x16[HOR_PRED8x8 ] = ff_pred16x16_hor_neon;
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h->pred16x16[LEFT_DC_PRED8x8] = ff_pred16x16_left_dc_neon;
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h->pred16x16[TOP_DC_PRED8x8 ] = ff_pred16x16_top_dc_neon;
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h->pred16x16[DC_128_PRED8x8 ] = ff_pred16x16_128_dc_neon;
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if (codec_id != AV_CODEC_ID_SVQ3 && codec_id != AV_CODEC_ID_RV40 &&
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codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
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h->pred16x16[PLANE_PRED8x8 ] = ff_pred16x16_plane_neon;
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}
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av_cold void ff_h264_pred_init_arm(H264PredContext *h, int codec_id,
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int bit_depth, const int chroma_format_idc)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_neon(cpu_flags))
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h264_pred_init_neon(h, codec_id, bit_depth, chroma_format_idc);
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}
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