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Revision 1.3 - (view) (download)
| 1 : | Isibaar | 1.1 | /************************************************************************** |
| 2 : | * | ||
| 3 : | * Modifications: | ||
| 4 : | * | ||
| 5 : | * 22.08.2001 added support for EXT_MODE encoding mode | ||
| 6 : | * support for EXTENDED API | ||
| 7 : | * 22.08.2001 fixed bug in iDQtab | ||
| 8 : | * | ||
| 9 : | * Michael Militzer <isibaar@videocoding.de> | ||
| 10 : | * | ||
| 11 : | **************************************************************************/ | ||
| 12 : | |||
| 13 : | #ifndef _ENCODER_H_ | ||
| 14 : | #define _ENCODER_H_ | ||
| 15 : | |||
| 16 : | |||
| 17 : | #include "xvid.h" | ||
| 18 : | |||
| 19 : | #include "portab.h" | ||
| 20 : | #include "global.h" | ||
| 21 : | #include "image/image.h" | ||
| 22 : | |||
| 23 : | |||
| 24 : | #define H263_QUANT 0 | ||
| 25 : | #define MPEG4_QUANT 1 | ||
| 26 : | |||
| 27 : | |||
| 28 : | typedef uint32_t bool; | ||
| 29 : | |||
| 30 : | |||
| 31 : | typedef enum | ||
| 32 : | { | ||
| 33 : | I_VOP = 0, | ||
| 34 : | P_VOP = 1 | ||
| 35 : | } | ||
| 36 : | VOP_TYPE; | ||
| 37 : | |||
| 38 : | /*********************************** | ||
| 39 : | |||
| 40 : | Encoding Parameters | ||
| 41 : | |||
| 42 : | ************************************/ | ||
| 43 : | |||
| 44 : | typedef struct | ||
| 45 : | { | ||
| 46 : | uint32_t width; | ||
| 47 : | uint32_t height; | ||
| 48 : | |||
| 49 : | uint32_t edged_width; | ||
| 50 : | uint32_t edged_height; | ||
| 51 : | uint32_t mb_width; | ||
| 52 : | uint32_t mb_height; | ||
| 53 : | |||
| 54 : | VOP_TYPE coding_type; | ||
| 55 : | |||
| 56 : | /* rounding type; alternate 0-1 after each interframe */ | ||
| 57 : | |||
| 58 : | uint32_t rounding_type; | ||
| 59 : | |||
| 60 : | /* 1 <= fixed_code <= 4 | ||
| 61 : | automatically adjusted using motion vector statistics inside | ||
| 62 : | */ | ||
| 63 : | |||
| 64 : | uint32_t fixed_code; | ||
| 65 : | uint32_t quant; | ||
| 66 : | uint32_t quant_type; | ||
| 67 : | uint32_t motion_flags; | ||
| 68 : | uint32_t global_flags; | ||
| 69 : | h | 1.3 | |
| 70 : | HINTINFO * hint; | ||
| 71 : | Isibaar | 1.1 | } MBParam; |
| 72 : | |||
| 73 : | typedef struct | ||
| 74 : | { | ||
| 75 : | int iTextBits; | ||
| 76 : | float fMvPrevSigma; | ||
| 77 : | int iMvSum; | ||
| 78 : | int iMvCount; | ||
| 79 : | int kblks; | ||
| 80 : | int mblks; | ||
| 81 : | int ublks; | ||
| 82 : | } | ||
| 83 : | Statistics; | ||
| 84 : | |||
| 85 : | |||
| 86 : | |||
| 87 : | typedef struct | ||
| 88 : | { | ||
| 89 : | MBParam mbParam; | ||
| 90 : | |||
| 91 : | int iFrameNum; | ||
| 92 : | int iMaxKeyInterval; | ||
| 93 : | int lum_masking; | ||
| 94 : | int bitrate; | ||
| 95 : | |||
| 96 : | // images | ||
| 97 : | |||
| 98 : | IMAGE sCurrent; | ||
| 99 : | IMAGE sReference; | ||
| 100 : | IMAGE vInterH; | ||
| 101 : | IMAGE vInterV; | ||
| 102 : | h | 1.2 | IMAGE vInterVf; |
| 103 : | Isibaar | 1.1 | IMAGE vInterHV; |
| 104 : | h | 1.2 | IMAGE vInterHVf; |
| 105 : | Isibaar | 1.1 | |
| 106 : | // macroblock | ||
| 107 : | |||
| 108 : | MACROBLOCK * pMBs; | ||
| 109 : | |||
| 110 : | Statistics sStat; | ||
| 111 : | } | ||
| 112 : | Encoder; | ||
| 113 : | |||
| 114 : | |||
| 115 : | // indicates no quantizer changes in INTRA_Q/INTER_Q modes | ||
| 116 : | #define NO_CHANGE 64 | ||
| 117 : | |||
| 118 : | void init_encoder(uint32_t cpu_flags); | ||
| 119 : | |||
| 120 : | int encoder_create(XVID_ENC_PARAM * pParam); | ||
| 121 : | int encoder_destroy(Encoder * pEnc); | ||
| 122 : | int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult); | ||
| 123 : | |||
| 124 : | static __inline uint8_t get_fcode(uint16_t sr) | ||
| 125 : | { | ||
| 126 : | if (sr <= 16) | ||
| 127 : | return 1; | ||
| 128 : | |||
| 129 : | else if (sr <= 32) | ||
| 130 : | return 2; | ||
| 131 : | |||
| 132 : | else if (sr <= 64) | ||
| 133 : | return 3; | ||
| 134 : | |||
| 135 : | else if (sr <= 128) | ||
| 136 : | return 4; | ||
| 137 : | |||
| 138 : | else if (sr <= 256) | ||
| 139 : | return 5; | ||
| 140 : | |||
| 141 : | else if (sr <= 512) | ||
| 142 : | return 6; | ||
| 143 : | |||
| 144 : | else if (sr <= 1024) | ||
| 145 : | return 7; | ||
| 146 : | |||
| 147 : | else | ||
| 148 : | return 0; | ||
| 149 : | } | ||
| 150 : | |||
| 151 : | #endif /* _ENCODER_H_ */ |
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