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581b5f0b9b
* commit 'e3fcb14347466095839c2a3c47ebecff02da891e': dsputil: Split off IDCT bits into their own context Conflicts: configure libavcodec/aic.c libavcodec/arm/Makefile libavcodec/arm/dsputil_init_arm.c libavcodec/arm/dsputil_init_armv6.c libavcodec/asvdec.c libavcodec/dnxhdenc.c libavcodec/dsputil.c libavcodec/dvdec.c libavcodec/dxva2_mpeg2.c libavcodec/intrax8.c libavcodec/mdec.c libavcodec/mjpegdec.c libavcodec/mjpegenc_common.h libavcodec/mpegvideo.c libavcodec/ppc/dsputil_altivec.h libavcodec/ppc/dsputil_ppc.c libavcodec/ppc/idctdsp.c libavcodec/x86/Makefile libavcodec/x86/dsputil_init.c libavcodec/x86/dsputil_mmx.c libavcodec/x86/dsputil_x86.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
/*
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* ARM-NEON-optimized IDCT functions
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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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 <stdint.h>
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#include "libavutil/attributes.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/idctdsp.h"
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#include "idctdsp_arm.h"
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void ff_simple_idct_neon(int16_t *data);
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void ff_simple_idct_put_neon(uint8_t *dest, int line_size, int16_t *data);
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void ff_simple_idct_add_neon(uint8_t *dest, int line_size, int16_t *data);
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void ff_add_pixels_clamped_neon(const int16_t *, uint8_t *, int);
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void ff_put_pixels_clamped_neon(const int16_t *, uint8_t *, int);
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void ff_put_signed_pixels_clamped_neon(const int16_t *, uint8_t *, int);
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av_cold void ff_idctdsp_init_neon(IDCTDSPContext *c, AVCodecContext *avctx,
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unsigned high_bit_depth)
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{
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if (!avctx->lowres && !high_bit_depth) {
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if (avctx->idct_algo == FF_IDCT_AUTO ||
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avctx->idct_algo == FF_IDCT_SIMPLEAUTO ||
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avctx->idct_algo == FF_IDCT_SIMPLENEON) {
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c->idct_put = ff_simple_idct_put_neon;
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c->idct_add = ff_simple_idct_add_neon;
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c->idct = ff_simple_idct_neon;
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c->idct_permutation_type = FF_PARTTRANS_IDCT_PERM;
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}
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}
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c->add_pixels_clamped = ff_add_pixels_clamped_neon;
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c->put_pixels_clamped = ff_put_pixels_clamped_neon;
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c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_neon;
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}
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