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00028 #ifndef AVCODEC_MPEGVIDEO_H
00029 #define AVCODEC_MPEGVIDEO_H
00030
00031 #include "avcodec.h"
00032 #include "dsputil.h"
00033 #include "get_bits.h"
00034 #include "put_bits.h"
00035 #include "ratecontrol.h"
00036 #include "parser.h"
00037 #include "mpeg12data.h"
00038 #include "rl.h"
00039 #include "libavutil/timecode.h"
00040
00041 #include "libavutil/opt.h"
00042
00043 #define FRAME_SKIPPED 100
00044
00045 enum OutputFormat {
00046 FMT_MPEG1,
00047 FMT_H261,
00048 FMT_H263,
00049 FMT_MJPEG,
00050 FMT_H264,
00051 };
00052
00053 #define MPEG_BUF_SIZE (16 * 1024)
00054
00055 #define QMAT_SHIFT_MMX 16
00056 #define QMAT_SHIFT 21
00057
00058 #define MAX_FCODE 7
00059 #define MAX_MV 2048
00060
00061 #define MAX_THREADS 32
00062
00063 #define MAX_PICTURE_COUNT 34
00064
00065 #define ME_MAP_SIZE 64
00066 #define ME_MAP_SHIFT 3
00067 #define ME_MAP_MV_BITS 11
00068
00069 #define MAX_MB_BYTES (30*16*16*3/8 + 120)
00070
00071 #define INPLACE_OFFSET 16
00072
00073
00074 #define SEQ_END_CODE 0x000001b7
00075 #define SEQ_START_CODE 0x000001b3
00076 #define GOP_START_CODE 0x000001b8
00077 #define PICTURE_START_CODE 0x00000100
00078 #define SLICE_MIN_START_CODE 0x00000101
00079 #define SLICE_MAX_START_CODE 0x000001af
00080 #define EXT_START_CODE 0x000001b5
00081 #define USER_START_CODE 0x000001b2
00082
00087 #define DELAYED_PIC_REF 4
00088
00089 struct MpegEncContext;
00090
00094 typedef struct Picture{
00095 struct AVFrame f;
00096
00100 uint8_t *interpolated[3];
00101 int8_t *qscale_table_base;
00102 int16_t (*motion_val_base[2])[2];
00103 uint32_t *mb_type_base;
00104 #define MB_TYPE_INTRA MB_TYPE_INTRA4x4 //default mb_type if there is just one type
00105 #define IS_INTRA4x4(a) ((a)&MB_TYPE_INTRA4x4)
00106 #define IS_INTRA16x16(a) ((a)&MB_TYPE_INTRA16x16)
00107 #define IS_PCM(a) ((a)&MB_TYPE_INTRA_PCM)
00108 #define IS_INTRA(a) ((a)&7)
00109 #define IS_INTER(a) ((a)&(MB_TYPE_16x16|MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8))
00110 #define IS_SKIP(a) ((a)&MB_TYPE_SKIP)
00111 #define IS_INTRA_PCM(a) ((a)&MB_TYPE_INTRA_PCM)
00112 #define IS_INTERLACED(a) ((a)&MB_TYPE_INTERLACED)
00113 #define IS_DIRECT(a) ((a)&MB_TYPE_DIRECT2)
00114 #define IS_GMC(a) ((a)&MB_TYPE_GMC)
00115 #define IS_16X16(a) ((a)&MB_TYPE_16x16)
00116 #define IS_16X8(a) ((a)&MB_TYPE_16x8)
00117 #define IS_8X16(a) ((a)&MB_TYPE_8x16)
00118 #define IS_8X8(a) ((a)&MB_TYPE_8x8)
00119 #define IS_SUB_8X8(a) ((a)&MB_TYPE_16x16) //note reused
00120 #define IS_SUB_8X4(a) ((a)&MB_TYPE_16x8) //note reused
00121 #define IS_SUB_4X8(a) ((a)&MB_TYPE_8x16) //note reused
00122 #define IS_SUB_4X4(a) ((a)&MB_TYPE_8x8) //note reused
00123 #define IS_ACPRED(a) ((a)&MB_TYPE_ACPRED)
00124 #define IS_QUANT(a) ((a)&MB_TYPE_QUANT)
00125 #define IS_DIR(a, part, list) ((a) & (MB_TYPE_P0L0<<((part)+2*(list))))
00126 #define USES_LIST(a, list) ((a) & ((MB_TYPE_P0L0|MB_TYPE_P1L0)<<(2*(list))))
00127 #define HAS_CBP(a) ((a)&MB_TYPE_CBP)
00128
00129 int field_poc[2];
00130 int poc;
00131 int frame_num;
00132 int mmco_reset;
00133 int pic_id;
00135 int long_ref;
00136 int ref_poc[2][2][32];
00137 int ref_count[2][2];
00138 int mbaff;
00139 int field_picture;
00140 int sync;
00141
00142 int mb_var_sum;
00143 int mc_mb_var_sum;
00144 uint16_t *mb_var;
00145 uint16_t *mc_mb_var;
00146 uint8_t *mb_mean;
00147 int32_t *mb_cmp_score;
00148 int b_frame_score;
00149 struct MpegEncContext *owner2;
00150 int needs_realloc;
00151 } Picture;
00152
00156 typedef struct MotionEstContext{
00157 AVCodecContext *avctx;
00158 int skip;
00159 int co_located_mv[4][2];
00160 int direct_basis_mv[4][2];
00161 uint8_t *scratchpad;
00162 uint8_t *best_mb;
00163 uint8_t *temp_mb[2];
00164 uint8_t *temp;
00165 int best_bits;
00166 uint32_t *map;
00167 uint32_t *score_map;
00168 unsigned map_generation;
00169 int pre_penalty_factor;
00170 int penalty_factor;
00175 int sub_penalty_factor;
00176 int mb_penalty_factor;
00177 int flags;
00178 int sub_flags;
00179 int mb_flags;
00180 int pre_pass;
00181 int dia_size;
00182 int xmin;
00183 int xmax;
00184 int ymin;
00185 int ymax;
00186 int pred_x;
00187 int pred_y;
00188 uint8_t *src[4][4];
00189 uint8_t *ref[4][4];
00190 int stride;
00191 int uvstride;
00192
00193 int mc_mb_var_sum_temp;
00194 int mb_var_sum_temp;
00195 int scene_change_score;
00196
00197 op_pixels_func (*hpel_put)[4];
00198 op_pixels_func (*hpel_avg)[4];
00199 qpel_mc_func (*qpel_put)[16];
00200 qpel_mc_func (*qpel_avg)[16];
00201 uint8_t (*mv_penalty)[MAX_MV*2+1];
00202 uint8_t *current_mv_penalty;
00203 int (*sub_motion_search)(struct MpegEncContext * s,
00204 int *mx_ptr, int *my_ptr, int dmin,
00205 int src_index, int ref_index,
00206 int size, int h);
00207 }MotionEstContext;
00208
00212 typedef struct MpegEncContext {
00213 AVClass *class;
00214 struct AVCodecContext *avctx;
00215
00216 int width, height;
00217 int gop_size;
00218 int intra_only;
00219 int bit_rate;
00220 enum OutputFormat out_format;
00221 int h263_pred;
00222 int pb_frame;
00223
00224
00225 int h263_plus;
00226 int h263_flv;
00227
00228 enum AVCodecID codec_id;
00229 int fixed_qscale;
00230 int encoding;
00231 int flags;
00232 int flags2;
00233 int max_b_frames;
00234 int luma_elim_threshold;
00235 int chroma_elim_threshold;
00236 int strict_std_compliance;
00237 int workaround_bugs;
00238 int codec_tag;
00239 int stream_codec_tag;
00240
00241
00242
00243 int context_initialized;
00244 int input_picture_number;
00245 int coded_picture_number;
00246 int picture_number;
00247 int picture_in_gop_number;
00248 int mb_width, mb_height;
00249 int mb_stride;
00250 int b8_stride;
00251 int b4_stride;
00252 int h_edge_pos, v_edge_pos;
00253 int mb_num;
00254 int linesize;
00255 int uvlinesize;
00256 Picture *picture;
00257 Picture **input_picture;
00258 Picture **reordered_input_picture;
00259
00260 int y_dc_scale, c_dc_scale;
00261 int ac_pred;
00262 int block_last_index[12];
00263 int h263_aic;
00264
00265
00266 ScanTable inter_scantable;
00267 ScanTable intra_scantable;
00268 ScanTable intra_h_scantable;
00269 ScanTable intra_v_scantable;
00270
00271
00272
00273
00274 int64_t user_specified_pts;
00275
00278 int64_t dts_delta;
00282 int64_t reordered_pts;
00283
00285 PutBitContext pb;
00286
00287 int start_mb_y;
00288 int end_mb_y;
00289 struct MpegEncContext *thread_context[MAX_THREADS];
00290 int slice_context_count;
00291
00296 Picture last_picture;
00297
00302 Picture next_picture;
00303
00308 Picture new_picture;
00309
00314 Picture current_picture;
00315
00316 Picture *last_picture_ptr;
00317 Picture *next_picture_ptr;
00318 Picture *current_picture_ptr;
00319 int picture_count;
00320 int picture_range_start, picture_range_end;
00321 uint8_t *visualization_buffer[3];
00322 int last_dc[3];
00323 int16_t *dc_val_base;
00324 int16_t *dc_val[3];
00325 const uint8_t *y_dc_scale_table;
00326 const uint8_t *c_dc_scale_table;
00327 const uint8_t *chroma_qscale_table;
00328 uint8_t *coded_block_base;
00329 uint8_t *coded_block;
00330 int16_t (*ac_val_base)[16];
00331 int16_t (*ac_val[3])[16];
00332 int mb_skipped;
00333 uint8_t *mbskip_table;
00335 uint8_t *mbintra_table;
00336 uint8_t *cbp_table;
00337 uint8_t *pred_dir_table;
00338 uint8_t *edge_emu_buffer;
00339 uint8_t *rd_scratchpad;
00340 uint8_t *obmc_scratchpad;
00341 uint8_t *b_scratchpad;
00342
00343 int qscale;
00344 int chroma_qscale;
00345 unsigned int lambda;
00346 unsigned int lambda2;
00347 int *lambda_table;
00348 int adaptive_quant;
00349 int dquant;
00350 int closed_gop;
00351 int pict_type;
00352 int vbv_delay;
00353 int last_pict_type;
00354 int last_non_b_pict_type;
00355 int droppable;
00356 int frame_rate_index;
00357 AVRational mpeg2_frame_rate_ext;
00358 int last_lambda_for[5];
00359 int skipdct;
00360
00361
00362 int unrestricted_mv;
00363 int h263_long_vectors;
00364
00365 DSPContext dsp;
00366 int f_code;
00367 int b_code;
00368 int16_t (*p_mv_table_base)[2];
00369 int16_t (*b_forw_mv_table_base)[2];
00370 int16_t (*b_back_mv_table_base)[2];
00371 int16_t (*b_bidir_forw_mv_table_base)[2];
00372 int16_t (*b_bidir_back_mv_table_base)[2];
00373 int16_t (*b_direct_mv_table_base)[2];
00374 int16_t (*p_field_mv_table_base[2][2])[2];
00375 int16_t (*b_field_mv_table_base[2][2][2])[2];
00376 int16_t (*p_mv_table)[2];
00377 int16_t (*b_forw_mv_table)[2];
00378 int16_t (*b_back_mv_table)[2];
00379 int16_t (*b_bidir_forw_mv_table)[2];
00380 int16_t (*b_bidir_back_mv_table)[2];
00381 int16_t (*b_direct_mv_table)[2];
00382 int16_t (*p_field_mv_table[2][2])[2];
00383 int16_t (*b_field_mv_table[2][2][2])[2];
00384 uint8_t (*p_field_select_table[2]);
00385 uint8_t (*b_field_select_table[2][2]);
00386 int me_method;
00387 int mv_dir;
00388 #define MV_DIR_FORWARD 1
00389 #define MV_DIR_BACKWARD 2
00390 #define MV_DIRECT 4
00391 int mv_type;
00392 #define MV_TYPE_16X16 0
00393 #define MV_TYPE_8X8 1
00394 #define MV_TYPE_16X8 2
00395 #define MV_TYPE_FIELD 3
00396 #define MV_TYPE_DMV 4
00397
00402 int mv[2][4][2];
00403 int field_select[2][2];
00404 int last_mv[2][2][2];
00405 uint8_t *fcode_tab;
00406 int16_t direct_scale_mv[2][64];
00407
00408 MotionEstContext me;
00409
00410 int no_rounding;
00413
00414 int mb_x, mb_y;
00415 int mb_skip_run;
00416 int mb_intra;
00417 uint16_t *mb_type;
00418 #define CANDIDATE_MB_TYPE_INTRA 0x01
00419 #define CANDIDATE_MB_TYPE_INTER 0x02
00420 #define CANDIDATE_MB_TYPE_INTER4V 0x04
00421 #define CANDIDATE_MB_TYPE_SKIPPED 0x08
00422
00423
00424 #define CANDIDATE_MB_TYPE_DIRECT 0x10
00425 #define CANDIDATE_MB_TYPE_FORWARD 0x20
00426 #define CANDIDATE_MB_TYPE_BACKWARD 0x40
00427 #define CANDIDATE_MB_TYPE_BIDIR 0x80
00428
00429 #define CANDIDATE_MB_TYPE_INTER_I 0x100
00430 #define CANDIDATE_MB_TYPE_FORWARD_I 0x200
00431 #define CANDIDATE_MB_TYPE_BACKWARD_I 0x400
00432 #define CANDIDATE_MB_TYPE_BIDIR_I 0x800
00433
00434 #define CANDIDATE_MB_TYPE_DIRECT0 0x1000
00435
00436 int block_index[6];
00437 int block_wrap[6];
00438 uint8_t *dest[3];
00439
00440 int *mb_index2xy;
00441
00443 uint16_t intra_matrix[64];
00444 uint16_t chroma_intra_matrix[64];
00445 uint16_t inter_matrix[64];
00446 uint16_t chroma_inter_matrix[64];
00447 #define QUANT_BIAS_SHIFT 8
00448 int intra_quant_bias;
00449 int inter_quant_bias;
00450 int min_qcoeff;
00451 int max_qcoeff;
00452 int ac_esc_length;
00453 uint8_t *intra_ac_vlc_length;
00454 uint8_t *intra_ac_vlc_last_length;
00455 uint8_t *inter_ac_vlc_length;
00456 uint8_t *inter_ac_vlc_last_length;
00457 uint8_t *luma_dc_vlc_length;
00458 #define UNI_AC_ENC_INDEX(run,level) ((run)*128 + (level))
00459
00460 int coded_score[12];
00461
00463 int (*q_intra_matrix)[64];
00464 int (*q_chroma_intra_matrix)[64];
00465 int (*q_inter_matrix)[64];
00467 uint16_t (*q_intra_matrix16)[2][64];
00468 uint16_t (*q_chroma_intra_matrix16)[2][64];
00469 uint16_t (*q_inter_matrix16)[2][64];
00470
00471
00472 int (*dct_error_sum)[64];
00473 int dct_count[2];
00474 uint16_t (*dct_offset)[64];
00475
00476 void *opaque;
00477
00478
00479 int64_t total_bits;
00480 int frame_bits;
00481 int stuffing_bits;
00482 int next_lambda;
00483 RateControlContext rc_context;
00484
00485
00486 int mv_bits;
00487 int header_bits;
00488 int i_tex_bits;
00489 int p_tex_bits;
00490 int i_count;
00491 int f_count;
00492 int b_count;
00493 int skip_count;
00494 int misc_bits;
00495 int last_bits;
00496
00497
00498 int error_count, error_occurred;
00499 uint8_t *error_status_table;
00500 #define VP_START 1
00501 #define ER_AC_ERROR 2
00502 #define ER_DC_ERROR 4
00503 #define ER_MV_ERROR 8
00504 #define ER_AC_END 16
00505 #define ER_DC_END 32
00506 #define ER_MV_END 64
00507
00508 #define ER_MB_ERROR (ER_AC_ERROR|ER_DC_ERROR|ER_MV_ERROR)
00509 #define ER_MB_END (ER_AC_END|ER_DC_END|ER_MV_END)
00510
00511 int resync_mb_x;
00512 int resync_mb_y;
00513 GetBitContext last_resync_gb;
00514 int mb_num_left;
00515 int next_p_frame_damaged;
00516 int err_recognition;
00517
00518 ParseContext parse_context;
00519
00520
00521 int gob_index;
00522 int obmc;
00523 int showed_packed_warning;
00524 int mb_info;
00525 int prev_mb_info, last_mb_info;
00526 uint8_t *mb_info_ptr;
00527 int mb_info_size;
00528
00529
00530 int umvplus;
00531 int h263_aic_dir;
00532 int h263_slice_structured;
00533 int alt_inter_vlc;
00534 int modified_quant;
00535 int loop_filter;
00536 int custom_pcf;
00537
00538
00539 int time_increment_bits;
00540 int last_time_base;
00541 int time_base;
00542 int64_t time;
00543 int64_t last_non_b_time;
00544 uint16_t pp_time;
00545 uint16_t pb_time;
00546 uint16_t pp_field_time;
00547 uint16_t pb_field_time;
00548 int shape;
00549 int vol_sprite_usage;
00550 int sprite_width;
00551 int sprite_height;
00552 int sprite_left;
00553 int sprite_top;
00554 int sprite_brightness_change;
00555 int num_sprite_warping_points;
00556 int real_sprite_warping_points;
00557 uint16_t sprite_traj[4][2];
00558 int sprite_offset[2][2];
00559 int sprite_delta[2][2];
00560 int sprite_shift[2];
00561 int mcsel;
00562 int quant_precision;
00563 int quarter_sample;
00564 int scalability;
00565 int hierachy_type;
00566 int enhancement_type;
00567 int new_pred;
00568 int reduced_res_vop;
00569 int aspect_ratio_info;
00570 int sprite_warping_accuracy;
00571 int low_latency_sprite;
00572 int data_partitioning;
00573 int partitioned_frame;
00574 int rvlc;
00575 int resync_marker;
00576 int low_delay;
00577 int vo_type;
00578 int vol_control_parameters;
00579 int intra_dc_threshold;
00580 int use_intra_dc_vlc;
00581 PutBitContext tex_pb;
00582 PutBitContext pb2;
00583 int mpeg_quant;
00584 int t_frame;
00585 int padding_bug_score;
00586 int cplx_estimation_trash_i;
00587 int cplx_estimation_trash_p;
00588 int cplx_estimation_trash_b;
00589
00590
00591 int divx_version;
00592 int divx_build;
00593 int divx_packed;
00594 uint8_t *bitstream_buffer;
00595 int bitstream_buffer_size;
00596 unsigned int allocated_bitstream_buffer_size;
00597
00598 int xvid_build;
00599
00600
00601 int lavc_build;
00602
00603
00604 int rv10_version;
00605 int rv10_first_dc_coded[3];
00606 int orig_width, orig_height;
00607
00608
00609 struct MJpegContext *mjpeg_ctx;
00610 int mjpeg_vsample[3];
00611 int mjpeg_hsample[3];
00612 int esc_pos;
00613
00614
00615 int mv_table_index;
00616 int rl_table_index;
00617 int rl_chroma_table_index;
00618 int dc_table_index;
00619 int use_skip_mb_code;
00620 int slice_height;
00621 int first_slice_line;
00622 int flipflop_rounding;
00623 int msmpeg4_version;
00624 int per_mb_rl_table;
00625 int esc3_level_length;
00626 int esc3_run_length;
00628 int (*ac_stats)[2][MAX_LEVEL+1][MAX_RUN+1][2];
00629 int inter_intra_pred;
00630 int mspel;
00631
00632
00633 GetBitContext gb;
00634
00635
00636 int gop_picture_number;
00637 int last_mv_dir;
00638 int broken_link;
00639 uint8_t *vbv_delay_ptr;
00640
00641
00642 int progressive_sequence;
00643 int mpeg_f_code[2][2];
00644 int picture_structure;
00645
00646 #define PICT_TOP_FIELD 1
00647 #define PICT_BOTTOM_FIELD 2
00648 #define PICT_FRAME 3
00649
00650 int intra_dc_precision;
00651 int frame_pred_frame_dct;
00652 int top_field_first;
00653 int concealment_motion_vectors;
00654 int q_scale_type;
00655 int intra_vlc_format;
00656 int alternate_scan;
00657 int repeat_first_field;
00658 int chroma_420_type;
00659 int chroma_format;
00660 #define CHROMA_420 1
00661 #define CHROMA_422 2
00662 #define CHROMA_444 3
00663 int chroma_x_shift;
00664 int chroma_y_shift;
00665
00666 int progressive_frame;
00667 int full_pel[2];
00668 int interlaced_dct;
00669 int first_slice;
00670 int first_field;
00671 int drop_frame_timecode;
00672 int scan_offset;
00673
00674
00675 int rtp_mode;
00676
00677 char *tc_opt_str;
00678 AVTimecode tc;
00679
00680 uint8_t *ptr_lastgob;
00681 int swap_uv;
00682 DCTELEM (*pblocks[12])[64];
00683
00684 DCTELEM (*block)[64];
00685 DCTELEM (*blocks)[12][64];
00686 int (*decode_mb)(struct MpegEncContext *s, DCTELEM block[6][64]);
00687 #define SLICE_OK 0
00688 #define SLICE_ERROR -1
00689 #define SLICE_END -2
00690 #define SLICE_NOEND -3
00691
00692 void (*dct_unquantize_mpeg1_intra)(struct MpegEncContext *s,
00693 DCTELEM *block, int n, int qscale);
00694 void (*dct_unquantize_mpeg1_inter)(struct MpegEncContext *s,
00695 DCTELEM *block, int n, int qscale);
00696 void (*dct_unquantize_mpeg2_intra)(struct MpegEncContext *s,
00697 DCTELEM *block, int n, int qscale);
00698 void (*dct_unquantize_mpeg2_inter)(struct MpegEncContext *s,
00699 DCTELEM *block, int n, int qscale);
00700 void (*dct_unquantize_h263_intra)(struct MpegEncContext *s,
00701 DCTELEM *block, int n, int qscale);
00702 void (*dct_unquantize_h263_inter)(struct MpegEncContext *s,
00703 DCTELEM *block, int n, int qscale);
00704 void (*dct_unquantize_h261_intra)(struct MpegEncContext *s,
00705 DCTELEM *block, int n, int qscale);
00706 void (*dct_unquantize_h261_inter)(struct MpegEncContext *s,
00707 DCTELEM *block, int n, int qscale);
00708 void (*dct_unquantize_intra)(struct MpegEncContext *s,
00709 DCTELEM *block, int n, int qscale);
00710 void (*dct_unquantize_inter)(struct MpegEncContext *s,
00711 DCTELEM *block, int n, int qscale);
00712 int (*dct_quantize)(struct MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00713 int (*fast_dct_quantize)(struct MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00714 void (*denoise_dct)(struct MpegEncContext *s, DCTELEM *block);
00715
00716 int mpv_flags;
00717 int quantizer_noise_shaping;
00718
00719
00720 uint8_t *er_temp_buffer;
00721
00722
00723 float *cplx_tab, *bits_tab;
00724
00725
00726
00727 int context_reinit;
00728 } MpegEncContext;
00729
00730 #define REBASE_PICTURE(pic, new_ctx, old_ctx) (pic ? \
00731 (pic >= old_ctx->picture && pic < old_ctx->picture+old_ctx->picture_count ?\
00732 &new_ctx->picture[pic - old_ctx->picture] : pic - (Picture*)old_ctx + (Picture*)new_ctx)\
00733 : NULL)
00734
00735
00736 #define FF_MPV_FLAG_SKIP_RD 0x0001
00737 #define FF_MPV_FLAG_STRICT_GOP 0x0002
00738 #define FF_MPV_FLAG_QP_RD 0x0004
00739 #define FF_MPV_FLAG_CBP_RD 0x0008
00740
00741 #define FF_MPV_OFFSET(x) offsetof(MpegEncContext, x)
00742 #define FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
00743 #define FF_MPV_COMMON_OPTS \
00744 { "mpv_flags", "Flags common for all mpegvideo-based encoders.", FF_MPV_OFFSET(mpv_flags), AV_OPT_TYPE_FLAGS, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "mpv_flags" },\
00745 { "skip_rd", "RD optimal MB level residual skipping", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_SKIP_RD }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
00746 { "strict_gop", "Strictly enforce gop size", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_STRICT_GOP }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
00747 { "qp_rd", "Use rate distortion optimization for qp selection", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_QP_RD }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
00748 { "cbp_rd", "use rate distortion optimization for CBP", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_CBP_RD }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
00749 { "luma_elim_threshold", "single coefficient elimination threshold for luminance (negative values also consider dc coefficient)",\
00750 FF_MPV_OFFSET(luma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\
00751 { "chroma_elim_threshold", "single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)",\
00752 FF_MPV_OFFSET(chroma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\
00753 { "quantizer_noise_shaping", NULL, FF_MPV_OFFSET(quantizer_noise_shaping), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, FF_MPV_OPT_FLAGS },
00754
00755 extern const AVOption ff_mpv_generic_options[];
00756
00757 #define FF_MPV_GENERIC_CLASS(name) \
00758 static const AVClass name ## _class = {\
00759 .class_name = #name " encoder",\
00760 .item_name = av_default_item_name,\
00761 .option = ff_mpv_generic_options,\
00762 .version = LIBAVUTIL_VERSION_INT,\
00763 };
00764
00770 void ff_MPV_common_defaults(MpegEncContext *s);
00771
00772 void ff_MPV_decode_defaults(MpegEncContext *s);
00773 int ff_MPV_common_init(MpegEncContext *s);
00774 int ff_MPV_common_frame_size_change(MpegEncContext *s);
00775 void ff_MPV_common_end(MpegEncContext *s);
00776 void ff_MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]);
00777 int ff_MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx);
00778 void ff_MPV_frame_end(MpegEncContext *s);
00779 int ff_MPV_encode_init(AVCodecContext *avctx);
00780 int ff_MPV_encode_end(AVCodecContext *avctx);
00781 int ff_MPV_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
00782 AVFrame *frame, int *got_packet);
00783 void ff_dct_encode_init_x86(MpegEncContext *s);
00784 void ff_MPV_common_init_x86(MpegEncContext *s);
00785 void ff_MPV_common_init_axp(MpegEncContext *s);
00786 void ff_MPV_common_init_arm(MpegEncContext *s);
00787 void ff_MPV_common_init_altivec(MpegEncContext *s);
00788 void ff_MPV_common_init_bfin(MpegEncContext *s);
00789 void ff_clean_intra_table_entries(MpegEncContext *s);
00790 void ff_draw_horiz_band(MpegEncContext *s, int y, int h);
00791 void ff_mpeg_flush(AVCodecContext *avctx);
00792 void ff_print_debug_info(MpegEncContext *s, AVFrame *pict);
00793 void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix);
00794 void ff_release_unused_pictures(MpegEncContext *s, int remove_current);
00795 int ff_find_unused_picture(MpegEncContext *s, int shared);
00796 void ff_denoise_dct(MpegEncContext *s, DCTELEM *block);
00797 void ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src);
00798 int ff_MPV_lowest_referenced_row(MpegEncContext *s, int dir);
00799 void ff_MPV_report_decode_progress(MpegEncContext *s);
00800 int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src);
00801 const uint8_t *avpriv_mpv_find_start_code(const uint8_t *p, const uint8_t *end, uint32_t *state);
00802 void ff_set_qscale(MpegEncContext * s, int qscale);
00803
00804 void ff_er_frame_start(MpegEncContext *s);
00805 void ff_er_frame_end(MpegEncContext *s);
00806 void ff_er_add_slice(MpegEncContext *s, int startx, int starty, int endx, int endy, int status);
00807
00808 int ff_dct_common_init(MpegEncContext *s);
00809 int ff_dct_encode_init(MpegEncContext *s);
00810 void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][64],
00811 const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra);
00812 int ff_dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00813
00814 void ff_init_block_index(MpegEncContext *s);
00815 void ff_copy_picture(Picture *dst, Picture *src);
00816
00817 void ff_MPV_motion(MpegEncContext *s,
00818 uint8_t *dest_y, uint8_t *dest_cb,
00819 uint8_t *dest_cr, int dir,
00820 uint8_t **ref_picture,
00821 op_pixels_func (*pix_op)[4],
00822 qpel_mc_func (*qpix_op)[16]);
00823
00828 int ff_alloc_picture(MpegEncContext *s, Picture *pic, int shared);
00829
00830 extern const enum AVPixelFormat ff_pixfmt_list_420[];
00831 extern const enum AVPixelFormat ff_hwaccel_pixfmt_list_420[];
00832
00833 static inline void ff_update_block_index(MpegEncContext *s){
00834 const int block_size= 8 >> s->avctx->lowres;
00835
00836 s->block_index[0]+=2;
00837 s->block_index[1]+=2;
00838 s->block_index[2]+=2;
00839 s->block_index[3]+=2;
00840 s->block_index[4]++;
00841 s->block_index[5]++;
00842 s->dest[0]+= 2*block_size;
00843 s->dest[1]+= block_size;
00844 s->dest[2]+= block_size;
00845 }
00846
00847 static inline int get_bits_diff(MpegEncContext *s){
00848 const int bits= put_bits_count(&s->pb);
00849 const int last= s->last_bits;
00850
00851 s->last_bits = bits;
00852
00853 return bits - last;
00854 }
00855
00856 static inline int ff_h263_round_chroma(int x){
00857 static const uint8_t h263_chroma_roundtab[16] = {
00858
00859 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1,
00860 };
00861 return h263_chroma_roundtab[x & 0xf] + (x >> 3);
00862 }
00863
00864
00865 void ff_estimate_p_frame_motion(MpegEncContext * s,
00866 int mb_x, int mb_y);
00867 void ff_estimate_b_frame_motion(MpegEncContext * s,
00868 int mb_x, int mb_y);
00869 int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type);
00870 void ff_fix_long_p_mvs(MpegEncContext * s);
00871 void ff_fix_long_mvs(MpegEncContext * s, uint8_t *field_select_table, int field_select,
00872 int16_t (*mv_table)[2], int f_code, int type, int truncate);
00873 int ff_init_me(MpegEncContext *s);
00874 int ff_pre_estimate_p_frame_motion(MpegEncContext * s, int mb_x, int mb_y);
00875 int ff_epzs_motion_search(MpegEncContext * s, int *mx_ptr, int *my_ptr,
00876 int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2],
00877 int ref_mv_scale, int size, int h);
00878 int ff_get_mb_score(MpegEncContext * s, int mx, int my, int src_index,
00879 int ref_index, int size, int h, int add_rate);
00880
00881
00882 extern const uint8_t ff_mpeg1_dc_scale_table[128];
00883 extern const uint8_t * const ff_mpeg2_dc_scale_table[4];
00884
00885 void ff_mpeg1_encode_picture_header(MpegEncContext *s, int picture_number);
00886 void ff_mpeg1_encode_mb(MpegEncContext *s,
00887 DCTELEM block[6][64],
00888 int motion_x, int motion_y);
00889 void ff_mpeg1_encode_init(MpegEncContext *s);
00890 void ff_mpeg1_encode_slice_header(MpegEncContext *s);
00891 void ff_mpeg1_clean_buffers(MpegEncContext *s);
00892 int ff_mpeg1_find_frame_end(ParseContext *pc, const uint8_t *buf, int buf_size, AVCodecParserContext *s);
00893
00894 extern const uint8_t ff_aic_dc_scale_table[32];
00895 extern const uint8_t ff_h263_chroma_qscale_table[32];
00896 extern const uint8_t ff_h263_loop_filter_strength[32];
00897
00898
00899 void ff_h261_loop_filter(MpegEncContext *s);
00900 void ff_h261_reorder_mb_index(MpegEncContext* s);
00901 void ff_h261_encode_mb(MpegEncContext *s,
00902 DCTELEM block[6][64],
00903 int motion_x, int motion_y);
00904 void ff_h261_encode_picture_header(MpegEncContext * s, int picture_number);
00905 void ff_h261_encode_init(MpegEncContext *s);
00906 int ff_h261_get_picture_format(int width, int height);
00907
00908
00909
00910 void ff_rv10_encode_picture_header(MpegEncContext *s, int picture_number);
00911 int ff_rv_decode_dc(MpegEncContext *s, int n);
00912 void ff_rv20_encode_picture_header(MpegEncContext *s, int picture_number);
00913
00914
00915
00916 void ff_msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number);
00917 void ff_msmpeg4_encode_ext_header(MpegEncContext * s);
00918 void ff_msmpeg4_encode_mb(MpegEncContext * s,
00919 DCTELEM block[6][64],
00920 int motion_x, int motion_y);
00921 int ff_msmpeg4_decode_picture_header(MpegEncContext * s);
00922 int ff_msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
00923 int ff_msmpeg4_decode_init(AVCodecContext *avctx);
00924 void ff_msmpeg4_encode_init(MpegEncContext *s);
00925 int ff_wmv2_decode_picture_header(MpegEncContext * s);
00926 int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s);
00927 void ff_wmv2_add_mb(MpegEncContext *s, DCTELEM block[6][64], uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr);
00928 void ff_mspel_motion(MpegEncContext *s,
00929 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00930 uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
00931 int motion_x, int motion_y, int h);
00932 int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number);
00933 void ff_wmv2_encode_mb(MpegEncContext * s,
00934 DCTELEM block[6][64],
00935 int motion_x, int motion_y);
00936
00937 #endif
