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1 /*
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2 * HEVC video Decoder
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3 *
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4 * Copyright (C) 2012 - 2013 Guillaume Martres
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5 *
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6 * This file is part of FFmpeg.
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7 *
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8 * FFmpeg is free software; you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public
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10 * License as published by the Free Software Foundation; either
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11 * version 2.1 of the License, or (at your option) any later version.
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12 *
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13 * FFmpeg is distributed in the hope that it will be useful,
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14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with FFmpeg; if not, write to the Free Software
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20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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21 */
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22
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23 #include "hevc.h"
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24
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25 #include "hevcpred.h"
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26
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27 #if defined(USE_FULL)
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28 #define HEVC_INLINE av_always_inline
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29 #else
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30 /* Note: slower but smaller */
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31 #define HEVC_INLINE av_noinline
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32 #endif
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33
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34 #ifdef USE_VAR_BIT_DEPTH
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35
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36 #define BIT_DEPTH bit_depth
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37 #include "hevcpred_template.c"
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38 #undef BIT_DEPTH
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39
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40 #else
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41
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42 #define BIT_DEPTH 8
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43 #include "hevcpred_template.c"
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44 #undef BIT_DEPTH
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45
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46 #ifdef USE_FULL
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47 #define BIT_DEPTH 9
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48 #include "hevcpred_template.c"
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49 #undef BIT_DEPTH
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50
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51 #define BIT_DEPTH 10
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52 #include "hevcpred_template.c"
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53 #undef BIT_DEPTH
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54
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55 #define BIT_DEPTH 12
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56 #include "hevcpred_template.c"
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57 #undef BIT_DEPTH
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58 #endif /* USE_FULL */
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59
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60 #endif /* USE_VAR_BIT_DEPTH */
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61
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62 #ifdef USE_FUNC_PTR
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63 void ff_hevc_pred_init(HEVCPredContext *hpc, int bit_depth)
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64 {
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65 #undef FUNC
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66 #define FUNC(a, depth) a ## _ ## depth
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67
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68 #define HEVC_PRED(depth) \
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69 hpc->intra_pred[0] = FUNC(intra_pred_2, depth); \
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70 hpc->intra_pred[1] = FUNC(intra_pred_3, depth); \
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71 hpc->intra_pred[2] = FUNC(intra_pred_4, depth); \
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72 hpc->intra_pred[3] = FUNC(intra_pred_5, depth); \
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73 hpc->pred_planar[0] = FUNC(pred_planar_0, depth); \
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74 hpc->pred_planar[1] = FUNC(pred_planar_1, depth); \
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75 hpc->pred_planar[2] = FUNC(pred_planar_2, depth); \
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76 hpc->pred_planar[3] = FUNC(pred_planar_3, depth); \
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77 hpc->pred_dc = FUNC(pred_dc, depth); \
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78 hpc->pred_angular[0] = FUNC(pred_angular_0, depth); \
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79 hpc->pred_angular[1] = FUNC(pred_angular_1, depth); \
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80 hpc->pred_angular[2] = FUNC(pred_angular_2, depth); \
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81 hpc->pred_angular[3] = FUNC(pred_angular_3, depth);
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82
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83 #ifdef USE_VAR_BIT_DEPTH
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84 HEVC_PRED(var);
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85 #else
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86 switch (bit_depth) {
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87 #ifdef USE_FULL
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88 case 9:
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89 HEVC_PRED(9);
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90 break;
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91 case 10:
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92 HEVC_PRED(10);
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93 break;
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94 case 12:
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95 HEVC_PRED(12);
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96 break;
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97 #endif /* USE_FULL */
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98 default:
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99 HEVC_PRED(8);
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100 break;
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101 }
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102 #endif /* !USE_VAR_BIT_DEPTH */
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103 }
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104 #endif
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