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Rev | Author | Line No. | Line |
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6148 | serge | 1 | /* |
2 | * ARM NEON optimised H.264 chroma functions |
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3 | * Copyright (c) 2008 Mans Rullgard |
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4 | * |
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5 | * This file is part of FFmpeg. |
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6 | * |
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7 | * FFmpeg is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU Lesser General Public |
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9 | * License as published by the Free Software Foundation; either |
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10 | * version 2.1 of the License, or (at your option) any later version. |
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11 | * |
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12 | * FFmpeg is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * Lesser General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU Lesser General Public |
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18 | * License along with FFmpeg; if not, write to the Free Software |
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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20 | */ |
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21 | |||
22 | #include |
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23 | |||
24 | #include "libavutil/attributes.h" |
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25 | #include "libavutil/cpu.h" |
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26 | #include "libavutil/arm/cpu.h" |
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27 | #include "libavcodec/h264chroma.h" |
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28 | |||
29 | void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int); |
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30 | void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int); |
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31 | void ff_put_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); |
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32 | |||
33 | void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int); |
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34 | void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int); |
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35 | void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); |
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36 | |||
37 | av_cold void ff_h264chroma_init_arm(H264ChromaContext *c, int bit_depth) |
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38 | { |
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39 | const int high_bit_depth = bit_depth > 8; |
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40 | int cpu_flags = av_get_cpu_flags(); |
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41 | |||
42 | if (have_neon(cpu_flags) && !high_bit_depth) { |
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43 | c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon; |
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44 | c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon; |
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45 | c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_neon; |
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46 | |||
47 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon; |
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48 | c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon; |
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49 | c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_neon; |
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50 | } |
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51 | } |