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64 lines
2.3 KiB
64 lines
2.3 KiB
/* |
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* Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org> |
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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 "config.h" |
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#include "libavutil/attributes.h" |
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#include "libavcodec/h264chroma.h" |
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#if HAVE_ALTIVEC |
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#include "libavutil/cpu.h" |
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#include "libavutil/intreadwrite.h" |
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#include "libavutil/ppc/types_altivec.h" |
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#include "libavutil/ppc/util_altivec.h" |
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#include "dsputil_altivec.h" |
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#define PUT_OP_U8_ALTIVEC(d, s, dst) d = s |
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#define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s) |
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#define OP_U8_ALTIVEC PUT_OP_U8_ALTIVEC |
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#define PREFIX_h264_chroma_mc8_altivec put_h264_chroma_mc8_altivec |
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#define PREFIX_h264_chroma_mc8_num altivec_put_h264_chroma_mc8_num |
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#include "h264chroma_template.c" |
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#undef OP_U8_ALTIVEC |
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#undef PREFIX_h264_chroma_mc8_altivec |
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#undef PREFIX_h264_chroma_mc8_num |
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#define OP_U8_ALTIVEC AVG_OP_U8_ALTIVEC |
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#define PREFIX_h264_chroma_mc8_altivec avg_h264_chroma_mc8_altivec |
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#define PREFIX_h264_chroma_mc8_num altivec_avg_h264_chroma_mc8_num |
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#include "h264chroma_template.c" |
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#undef OP_U8_ALTIVEC |
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#undef PREFIX_h264_chroma_mc8_altivec |
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#undef PREFIX_h264_chroma_mc8_num |
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#endif /* HAVE_ALTIVEC */ |
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av_cold void ff_h264chroma_init_ppc(H264ChromaContext *c, int bit_depth) |
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{ |
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#if HAVE_ALTIVEC |
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const int high_bit_depth = bit_depth > 8; |
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if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) { |
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if (!high_bit_depth) { |
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c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec; |
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c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec; |
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} |
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} |
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#endif /* HAVE_ALTIVEC */ |
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}
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