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1 #ifndef H264_TABLES_H
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2 #define H264_TABLES_H
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3
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4 #define MAX_NEG_CROP 1024
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5
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6 extern uint8_t ff_cropTbl[256+2 *MAX_NEG_CROP];
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7 extern int block_offset[16+4+4];
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8
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9 static const uint8_t scan8[16 + 2*4]={
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10 4+1*8, 5+1*8, 4+2*8, 5+2*8,
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11 6+1*8, 7+1*8, 6+2*8, 7+2*8,
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12 4+3*8, 5+3*8, 4+4*8, 5+4*8,
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13 6+3*8, 7+3*8, 6+4*8, 7+4*8,
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14 1+1*8, 2+1*8,
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15 1+2*8, 2+2*8,
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16 1+4*8, 2+4*8,
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17 1+5*8, 2+5*8,
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18 };
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19
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20 static const uint8_t ff_zigzag_direct[64] = {
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21 0, 1, 8, 16, 9, 2, 3, 10,
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22 17, 24, 32, 25, 18, 11, 4, 5,
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23 12, 19, 26, 33, 40, 48, 41, 34,
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24 27, 20, 13, 6, 7, 14, 21, 28,
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25 35, 42, 49, 56, 57, 50, 43, 36,
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26 29, 22, 15, 23, 30, 37, 44, 51,
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27 58, 59, 52, 45, 38, 31, 39, 46,
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28 53, 60, 61, 54, 47, 55, 62, 63
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29 };
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30
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31 static const uint8_t zigzag_scan[16]={
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32 0+0*4, 1+0*4, 0+1*4, 0+2*4,
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33 1+1*4, 2+0*4, 3+0*4, 2+1*4,
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34 1+2*4, 0+3*4, 1+3*4, 2+2*4,
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35 3+1*4, 3+2*4, 2+3*4, 3+3*4,
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36 };
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37
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38 static const uint8_t luma_dc_zigzag_scan[16]={
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39 0*16 + 0*64, 1*16 + 0*64, 2*16 + 0*64, 0*16 + 2*64,
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40 3*16 + 0*64, 0*16 + 1*64, 1*16 + 1*64, 2*16 + 1*64,
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41 1*16 + 2*64, 2*16 + 2*64, 3*16 + 2*64, 0*16 + 3*64,
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42 3*16 + 1*64, 1*16 + 3*64, 2*16 + 3*64, 3*16 + 3*64,
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43 };
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44
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45 static const uint8_t chroma_dc_scan[4]={
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46 (0+0*2)*16, (1+0*2)*16,
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47 (0+1*2)*16, (1+1*2)*16, //FIXME
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48 };
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49
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50 static const uint8_t rem6[52]={
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51 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3,
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52 };
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53
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54 static const uint8_t div6[52]={
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55 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
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56 };
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57
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58 static const uint8_t dequant4_coeff_init[6][3]={
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59 {10,13,16},
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60 {11,14,18},
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61 {13,16,20},
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62 {14,18,23},
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63 {16,20,25},
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64 {18,23,29},
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65 };
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66
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67 static const uint8_t dequant8_coeff_init_scan[16] = {
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68 0,3,4,3, 3,1,5,1, 4,5,2,5, 3,1,5,1
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69 };
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70 static const uint8_t dequant8_coeff_init[6][6]={
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71 {20,18,32,19,25,24},
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72 {22,19,35,21,28,26},
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73 {26,23,42,24,33,31},
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74 {28,25,45,26,35,33},
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75 {32,28,51,30,40,38},
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76 {36,32,58,34,46,43},
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77 };
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78
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79
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80 void init_block_offset(int linesize, int uvlinesize);
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81 void ff_cropTbl_init();
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82
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83 #endif
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