55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
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/*
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* Copyright (c) 2002 Michael Niedermayer
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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 "libavutil/internal.h"
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#include "libavutil/arm/cpu.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/mpegvideo.h"
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#include "mpegvideo_arm.h"
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#include "asm-offsets.h"
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#if HAVE_NEON
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AV_CHECK_OFFSET(MpegEncContext, y_dc_scale, Y_DC_SCALE);
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AV_CHECK_OFFSET(MpegEncContext, c_dc_scale, C_DC_SCALE);
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AV_CHECK_OFFSET(MpegEncContext, ac_pred, AC_PRED);
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AV_CHECK_OFFSET(MpegEncContext, block_last_index, BLOCK_LAST_INDEX);
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AV_CHECK_OFFSET(MpegEncContext, inter_scantable.raster_end,
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INTER_SCANTAB_RASTER_END);
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AV_CHECK_OFFSET(MpegEncContext, h263_aic, H263_AIC);
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#endif
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void ff_dct_unquantize_h263_inter_neon(MpegEncContext *s, int16_t *block,
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int n, int qscale);
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void ff_dct_unquantize_h263_intra_neon(MpegEncContext *s, int16_t *block,
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int n, int qscale);
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av_cold void ff_mpv_common_init_arm(MpegEncContext *s)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_armv5te(cpu_flags))
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ff_mpv_common_init_armv5te(s);
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if (have_neon(cpu_flags)) {
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s->dct_unquantize_h263_intra = ff_dct_unquantize_h263_intra_neon;
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s->dct_unquantize_h263_inter = ff_dct_unquantize_h263_inter_neon;
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}
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}
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