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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 32
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
00083 struct MpegEncContext;
00084
00088 typedef struct Picture{
00089 struct AVFrame f;
00090
00094 uint8_t *interpolated[3];
00095 int8_t *qscale_table_base;
00096 int16_t (*motion_val_base[2])[2];
00097 uint32_t *mb_type_base;
00098 #define MB_TYPE_INTRA MB_TYPE_INTRA4x4 //default mb_type if there is just one type
00099 #define IS_INTRA4x4(a) ((a)&MB_TYPE_INTRA4x4)
00100 #define IS_INTRA16x16(a) ((a)&MB_TYPE_INTRA16x16)
00101 #define IS_PCM(a) ((a)&MB_TYPE_INTRA_PCM)
00102 #define IS_INTRA(a) ((a)&7)
00103 #define IS_INTER(a) ((a)&(MB_TYPE_16x16|MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8))
00104 #define IS_SKIP(a) ((a)&MB_TYPE_SKIP)
00105 #define IS_INTRA_PCM(a) ((a)&MB_TYPE_INTRA_PCM)
00106 #define IS_INTERLACED(a) ((a)&MB_TYPE_INTERLACED)
00107 #define IS_DIRECT(a) ((a)&MB_TYPE_DIRECT2)
00108 #define IS_GMC(a) ((a)&MB_TYPE_GMC)
00109 #define IS_16X16(a) ((a)&MB_TYPE_16x16)
00110 #define IS_16X8(a) ((a)&MB_TYPE_16x8)
00111 #define IS_8X16(a) ((a)&MB_TYPE_8x16)
00112 #define IS_8X8(a) ((a)&MB_TYPE_8x8)
00113 #define IS_SUB_8X8(a) ((a)&MB_TYPE_16x16) //note reused
00114 #define IS_SUB_8X4(a) ((a)&MB_TYPE_16x8) //note reused
00115 #define IS_SUB_4X8(a) ((a)&MB_TYPE_8x16) //note reused
00116 #define IS_SUB_4X4(a) ((a)&MB_TYPE_8x8) //note reused
00117 #define IS_ACPRED(a) ((a)&MB_TYPE_ACPRED)
00118 #define IS_QUANT(a) ((a)&MB_TYPE_QUANT)
00119 #define IS_DIR(a, part, list) ((a) & (MB_TYPE_P0L0<<((part)+2*(list))))
00120 #define USES_LIST(a, list) ((a) & ((MB_TYPE_P0L0|MB_TYPE_P1L0)<<(2*(list))))
00121 #define HAS_CBP(a) ((a)&MB_TYPE_CBP)
00122
00123 int field_poc[2];
00124 int poc;
00125 int frame_num;
00126 int mmco_reset;
00127 int pic_id;
00129 int long_ref;
00130 int ref_poc[2][2][32];
00131 int ref_count[2][2];
00132 int mbaff;
00133 int field_picture;
00134 int sync;
00135
00136 int mb_var_sum;
00137 int mc_mb_var_sum;
00138 uint16_t *mb_var;
00139 uint16_t *mc_mb_var;
00140 uint8_t *mb_mean;
00141 int32_t *mb_cmp_score;
00142 int b_frame_score;
00143 struct MpegEncContext *owner2;
00144 int needs_realloc;
00145 } Picture;
00146
00150 typedef struct MotionEstContext{
00151 AVCodecContext *avctx;
00152 int skip;
00153 int co_located_mv[4][2];
00154 int direct_basis_mv[4][2];
00155 uint8_t *scratchpad;
00156 uint8_t *best_mb;
00157 uint8_t *temp_mb[2];
00158 uint8_t *temp;
00159 int best_bits;
00160 uint32_t *map;
00161 uint32_t *score_map;
00162 unsigned map_generation;
00163 int pre_penalty_factor;
00164 int penalty_factor;
00169 int sub_penalty_factor;
00170 int mb_penalty_factor;
00171 int flags;
00172 int sub_flags;
00173 int mb_flags;
00174 int pre_pass;
00175 int dia_size;
00176 int xmin;
00177 int xmax;
00178 int ymin;
00179 int ymax;
00180 int pred_x;
00181 int pred_y;
00182 uint8_t *src[4][4];
00183 uint8_t *ref[4][4];
00184 int stride;
00185 int uvstride;
00186
00187 int mc_mb_var_sum_temp;
00188 int mb_var_sum_temp;
00189 int scene_change_score;
00190
00191 op_pixels_func (*hpel_put)[4];
00192 op_pixels_func (*hpel_avg)[4];
00193 qpel_mc_func (*qpel_put)[16];
00194 qpel_mc_func (*qpel_avg)[16];
00195 uint8_t (*mv_penalty)[MAX_MV*2+1];
00196 uint8_t *current_mv_penalty;
00197 int (*sub_motion_search)(struct MpegEncContext * s,
00198 int *mx_ptr, int *my_ptr, int dmin,
00199 int src_index, int ref_index,
00200 int size, int h);
00201 }MotionEstContext;
00202
00206 typedef struct MpegEncContext {
00207 AVClass *class;
00208 struct AVCodecContext *avctx;
00209
00210 int width, height;
00211 int gop_size;
00212 int intra_only;
00213 int bit_rate;
00214 enum OutputFormat out_format;
00215 int h263_pred;
00216 int pb_frame;
00217
00218
00219 int h263_plus;
00220 int h263_flv;
00221
00222 enum AVCodecID codec_id;
00223 int fixed_qscale;
00224 int encoding;
00225 int flags;
00226 int flags2;
00227 int max_b_frames;
00228 int luma_elim_threshold;
00229 int chroma_elim_threshold;
00230 int strict_std_compliance;
00231 int workaround_bugs;
00232 int codec_tag;
00233 int stream_codec_tag;
00234
00235
00236
00237 int context_initialized;
00238 int input_picture_number;
00239 int coded_picture_number;
00240 int picture_number;
00241 int picture_in_gop_number;
00242 int mb_width, mb_height;
00243 int mb_stride;
00244 int b8_stride;
00245 int b4_stride;
00246 int h_edge_pos, v_edge_pos;
00247 int mb_num;
00248 int linesize;
00249 int uvlinesize;
00250 Picture *picture;
00251 Picture **input_picture;
00252 Picture **reordered_input_picture;
00253
00254 int y_dc_scale, c_dc_scale;
00255 int ac_pred;
00256 int block_last_index[12];
00257 int h263_aic;
00258
00259
00260 ScanTable inter_scantable;
00261 ScanTable intra_scantable;
00262 ScanTable intra_h_scantable;
00263 ScanTable intra_v_scantable;
00264
00265
00266
00267
00268 int64_t user_specified_pts;
00269
00272 int64_t dts_delta;
00276 int64_t reordered_pts;
00277
00279 PutBitContext pb;
00280
00281 int start_mb_y;
00282 int end_mb_y;
00283 struct MpegEncContext *thread_context[MAX_THREADS];
00284 int slice_context_count;
00285
00290 Picture last_picture;
00291
00296 Picture next_picture;
00297
00302 Picture new_picture;
00303
00308 Picture current_picture;
00309
00310 Picture *last_picture_ptr;
00311 Picture *next_picture_ptr;
00312 Picture *current_picture_ptr;
00313 int picture_count;
00314 int picture_range_start, picture_range_end;
00315 uint8_t *visualization_buffer[3];
00316 int last_dc[3];
00317 int16_t *dc_val_base;
00318 int16_t *dc_val[3];
00319 const uint8_t *y_dc_scale_table;
00320 const uint8_t *c_dc_scale_table;
00321 const uint8_t *chroma_qscale_table;
00322 uint8_t *coded_block_base;
00323 uint8_t *coded_block;
00324 int16_t (*ac_val_base)[16];
00325 int16_t (*ac_val[3])[16];
00326 int mb_skipped;
00327 uint8_t *mbskip_table;
00329 uint8_t *mbintra_table;
00330 uint8_t *cbp_table;
00331 uint8_t *pred_dir_table;
00332 uint8_t *edge_emu_buffer;
00333 uint8_t *rd_scratchpad;
00334 uint8_t *obmc_scratchpad;
00335 uint8_t *b_scratchpad;
00336
00337 int qscale;
00338 int chroma_qscale;
00339 unsigned int lambda;
00340 unsigned int lambda2;
00341 int *lambda_table;
00342 int adaptive_quant;
00343 int dquant;
00344 int closed_gop;
00345 int pict_type;
00346 int last_pict_type;
00347 int last_non_b_pict_type;
00348 int dropable;
00349 int frame_rate_index;
00350 int last_lambda_for[5];
00351 int skipdct;
00352
00353
00354 int unrestricted_mv;
00355 int h263_long_vectors;
00356
00357 DSPContext dsp;
00358 int f_code;
00359 int b_code;
00360 int16_t (*p_mv_table_base)[2];
00361 int16_t (*b_forw_mv_table_base)[2];
00362 int16_t (*b_back_mv_table_base)[2];
00363 int16_t (*b_bidir_forw_mv_table_base)[2];
00364 int16_t (*b_bidir_back_mv_table_base)[2];
00365 int16_t (*b_direct_mv_table_base)[2];
00366 int16_t (*p_field_mv_table_base[2][2])[2];
00367 int16_t (*b_field_mv_table_base[2][2][2])[2];
00368 int16_t (*p_mv_table)[2];
00369 int16_t (*b_forw_mv_table)[2];
00370 int16_t (*b_back_mv_table)[2];
00371 int16_t (*b_bidir_forw_mv_table)[2];
00372 int16_t (*b_bidir_back_mv_table)[2];
00373 int16_t (*b_direct_mv_table)[2];
00374 int16_t (*p_field_mv_table[2][2])[2];
00375 int16_t (*b_field_mv_table[2][2][2])[2];
00376 uint8_t (*p_field_select_table[2]);
00377 uint8_t (*b_field_select_table[2][2]);
00378 int me_method;
00379 int mv_dir;
00380 #define MV_DIR_FORWARD 1
00381 #define MV_DIR_BACKWARD 2
00382 #define MV_DIRECT 4
00383 int mv_type;
00384 #define MV_TYPE_16X16 0
00385 #define MV_TYPE_8X8 1
00386 #define MV_TYPE_16X8 2
00387 #define MV_TYPE_FIELD 3
00388 #define MV_TYPE_DMV 4
00389
00394 int mv[2][4][2];
00395 int field_select[2][2];
00396 int last_mv[2][2][2];
00397 uint8_t *fcode_tab;
00398 int16_t direct_scale_mv[2][64];
00399
00400 MotionEstContext me;
00401
00402 int no_rounding;
00405
00406 int mb_x, mb_y;
00407 int mb_skip_run;
00408 int mb_intra;
00409 uint16_t *mb_type;
00410 #define CANDIDATE_MB_TYPE_INTRA 0x01
00411 #define CANDIDATE_MB_TYPE_INTER 0x02
00412 #define CANDIDATE_MB_TYPE_INTER4V 0x04
00413 #define CANDIDATE_MB_TYPE_SKIPPED 0x08
00414
00415
00416 #define CANDIDATE_MB_TYPE_DIRECT 0x10
00417 #define CANDIDATE_MB_TYPE_FORWARD 0x20
00418 #define CANDIDATE_MB_TYPE_BACKWARD 0x40
00419 #define CANDIDATE_MB_TYPE_BIDIR 0x80
00420
00421 #define CANDIDATE_MB_TYPE_INTER_I 0x100
00422 #define CANDIDATE_MB_TYPE_FORWARD_I 0x200
00423 #define CANDIDATE_MB_TYPE_BACKWARD_I 0x400
00424 #define CANDIDATE_MB_TYPE_BIDIR_I 0x800
00425
00426 #define CANDIDATE_MB_TYPE_DIRECT0 0x1000
00427
00428 int block_index[6];
00429 int block_wrap[6];
00430 uint8_t *dest[3];
00431
00432 int *mb_index2xy;
00433
00435 uint16_t intra_matrix[64];
00436 uint16_t chroma_intra_matrix[64];
00437 uint16_t inter_matrix[64];
00438 uint16_t chroma_inter_matrix[64];
00439 #define QUANT_BIAS_SHIFT 8
00440 int intra_quant_bias;
00441 int inter_quant_bias;
00442 int min_qcoeff;
00443 int max_qcoeff;
00444 int ac_esc_length;
00445 uint8_t *intra_ac_vlc_length;
00446 uint8_t *intra_ac_vlc_last_length;
00447 uint8_t *inter_ac_vlc_length;
00448 uint8_t *inter_ac_vlc_last_length;
00449 uint8_t *luma_dc_vlc_length;
00450 #define UNI_AC_ENC_INDEX(run,level) ((run)*128 + (level))
00451
00452 int coded_score[8];
00453
00455 int (*q_intra_matrix)[64];
00456 int (*q_chroma_intra_matrix)[64];
00457 int (*q_inter_matrix)[64];
00459 uint16_t (*q_intra_matrix16)[2][64];
00460 uint16_t (*q_chroma_intra_matrix16)[2][64];
00461 uint16_t (*q_inter_matrix16)[2][64];
00462
00463
00464 int (*dct_error_sum)[64];
00465 int dct_count[2];
00466 uint16_t (*dct_offset)[64];
00467
00468 void *opaque;
00469
00470
00471 int64_t total_bits;
00472 int frame_bits;
00473 int stuffing_bits;
00474 int next_lambda;
00475 RateControlContext rc_context;
00476
00477
00478 int mv_bits;
00479 int header_bits;
00480 int i_tex_bits;
00481 int p_tex_bits;
00482 int i_count;
00483 int f_count;
00484 int b_count;
00485 int skip_count;
00486 int misc_bits;
00487 int last_bits;
00488
00489
00490 int error_count, error_occurred;
00491 uint8_t *error_status_table;
00492 #define VP_START 1
00493 #define ER_AC_ERROR 2
00494 #define ER_DC_ERROR 4
00495 #define ER_MV_ERROR 8
00496 #define ER_AC_END 16
00497 #define ER_DC_END 32
00498 #define ER_MV_END 64
00499
00500 #define ER_MB_ERROR (ER_AC_ERROR|ER_DC_ERROR|ER_MV_ERROR)
00501 #define ER_MB_END (ER_AC_END|ER_DC_END|ER_MV_END)
00502
00503 int resync_mb_x;
00504 int resync_mb_y;
00505 GetBitContext last_resync_gb;
00506 int mb_num_left;
00507 int next_p_frame_damaged;
00508 int err_recognition;
00509
00510 ParseContext parse_context;
00511
00512
00513 int gob_index;
00514 int obmc;
00515 int showed_packed_warning;
00516 int mb_info;
00517 int prev_mb_info, last_mb_info;
00518 uint8_t *mb_info_ptr;
00519 int mb_info_size;
00520
00521
00522 int umvplus;
00523 int h263_aic_dir;
00524 int h263_slice_structured;
00525 int alt_inter_vlc;
00526 int modified_quant;
00527 int loop_filter;
00528 int custom_pcf;
00529
00530
00531 int time_increment_bits;
00532 int last_time_base;
00533 int time_base;
00534 int64_t time;
00535 int64_t last_non_b_time;
00536 uint16_t pp_time;
00537 uint16_t pb_time;
00538 uint16_t pp_field_time;
00539 uint16_t pb_field_time;
00540 int shape;
00541 int vol_sprite_usage;
00542 int sprite_width;
00543 int sprite_height;
00544 int sprite_left;
00545 int sprite_top;
00546 int sprite_brightness_change;
00547 int num_sprite_warping_points;
00548 int real_sprite_warping_points;
00549 uint16_t sprite_traj[4][2];
00550 int sprite_offset[2][2];
00551 int sprite_delta[2][2];
00552 int sprite_shift[2];
00553 int mcsel;
00554 int quant_precision;
00555 int quarter_sample;
00556 int scalability;
00557 int hierachy_type;
00558 int enhancement_type;
00559 int new_pred;
00560 int reduced_res_vop;
00561 int aspect_ratio_info;
00562 int sprite_warping_accuracy;
00563 int low_latency_sprite;
00564 int data_partitioning;
00565 int partitioned_frame;
00566 int rvlc;
00567 int resync_marker;
00568 int low_delay;
00569 int vo_type;
00570 int vol_control_parameters;
00571 int intra_dc_threshold;
00572 int use_intra_dc_vlc;
00573 PutBitContext tex_pb;
00574 PutBitContext pb2;
00575 int mpeg_quant;
00576 int t_frame;
00577 int padding_bug_score;
00578 int cplx_estimation_trash_i;
00579 int cplx_estimation_trash_p;
00580 int cplx_estimation_trash_b;
00581
00582
00583 int divx_version;
00584 int divx_build;
00585 int divx_packed;
00586 uint8_t *bitstream_buffer;
00587 int bitstream_buffer_size;
00588 unsigned int allocated_bitstream_buffer_size;
00589
00590 int xvid_build;
00591
00592
00593 int lavc_build;
00594
00595
00596 int rv10_version;
00597 int rv10_first_dc_coded[3];
00598 int orig_width, orig_height;
00599
00600
00601 struct MJpegContext *mjpeg_ctx;
00602 int mjpeg_vsample[3];
00603 int mjpeg_hsample[3];
00604 int esc_pos;
00605
00606
00607 int mv_table_index;
00608 int rl_table_index;
00609 int rl_chroma_table_index;
00610 int dc_table_index;
00611 int use_skip_mb_code;
00612 int slice_height;
00613 int first_slice_line;
00614 int flipflop_rounding;
00615 int msmpeg4_version;
00616 int per_mb_rl_table;
00617 int esc3_level_length;
00618 int esc3_run_length;
00620 int (*ac_stats)[2][MAX_LEVEL+1][MAX_RUN+1][2];
00621 int inter_intra_pred;
00622 int mspel;
00623
00624
00625 GetBitContext gb;
00626
00627
00628 int gop_picture_number;
00629 int last_mv_dir;
00630 int broken_link;
00631 uint8_t *vbv_delay_ptr;
00632
00633
00634 int progressive_sequence;
00635 int mpeg_f_code[2][2];
00636 int picture_structure;
00637
00638 #define PICT_TOP_FIELD 1
00639 #define PICT_BOTTOM_FIELD 2
00640 #define PICT_FRAME 3
00641
00642 int intra_dc_precision;
00643 int frame_pred_frame_dct;
00644 int top_field_first;
00645 int concealment_motion_vectors;
00646 int q_scale_type;
00647 int intra_vlc_format;
00648 int alternate_scan;
00649 int repeat_first_field;
00650 int chroma_420_type;
00651 int chroma_format;
00652 #define CHROMA_420 1
00653 #define CHROMA_422 2
00654 #define CHROMA_444 3
00655 int chroma_x_shift;
00656 int chroma_y_shift;
00657
00658 int progressive_frame;
00659 int full_pel[2];
00660 int interlaced_dct;
00661 int first_slice;
00662 int first_field;
00663 int drop_frame_timecode;
00664 int scan_offset;
00665
00666
00667 int rtp_mode;
00668
00669 char *tc_opt_str;
00670 AVTimecode tc;
00671
00672 uint8_t *ptr_lastgob;
00673 int swap_uv;
00674 DCTELEM (*pblocks[12])[64];
00675
00676 DCTELEM (*block)[64];
00677 DCTELEM (*blocks)[8][64];
00678 int (*decode_mb)(struct MpegEncContext *s, DCTELEM block[6][64]);
00679 #define SLICE_OK 0
00680 #define SLICE_ERROR -1
00681 #define SLICE_END -2
00682 #define SLICE_NOEND -3
00683
00684 void (*dct_unquantize_mpeg1_intra)(struct MpegEncContext *s,
00685 DCTELEM *block, int n, int qscale);
00686 void (*dct_unquantize_mpeg1_inter)(struct MpegEncContext *s,
00687 DCTELEM *block, int n, int qscale);
00688 void (*dct_unquantize_mpeg2_intra)(struct MpegEncContext *s,
00689 DCTELEM *block, int n, int qscale);
00690 void (*dct_unquantize_mpeg2_inter)(struct MpegEncContext *s,
00691 DCTELEM *block, int n, int qscale);
00692 void (*dct_unquantize_h263_intra)(struct MpegEncContext *s,
00693 DCTELEM *block, int n, int qscale);
00694 void (*dct_unquantize_h263_inter)(struct MpegEncContext *s,
00695 DCTELEM *block, int n, int qscale);
00696 void (*dct_unquantize_h261_intra)(struct MpegEncContext *s,
00697 DCTELEM *block, int n, int qscale);
00698 void (*dct_unquantize_h261_inter)(struct MpegEncContext *s,
00699 DCTELEM *block, int n, int qscale);
00700 void (*dct_unquantize_intra)(struct MpegEncContext *s,
00701 DCTELEM *block, int n, int qscale);
00702 void (*dct_unquantize_inter)(struct MpegEncContext *s,
00703 DCTELEM *block, int n, int qscale);
00704 int (*dct_quantize)(struct MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00705 int (*fast_dct_quantize)(struct MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00706 void (*denoise_dct)(struct MpegEncContext *s, DCTELEM *block);
00707
00708 int mpv_flags;
00709 int quantizer_noise_shaping;
00710
00711
00712 uint8_t *er_temp_buffer;
00713
00714
00715 float *cplx_tab, *bits_tab;
00716
00717
00718
00719 int context_reinit;
00720 } MpegEncContext;
00721
00722 #define REBASE_PICTURE(pic, new_ctx, old_ctx) (pic ? \
00723 (pic >= old_ctx->picture && pic < old_ctx->picture+old_ctx->picture_count ?\
00724 &new_ctx->picture[pic - old_ctx->picture] : pic - (Picture*)old_ctx + (Picture*)new_ctx)\
00725 : NULL)
00726
00727
00728 #define FF_MPV_FLAG_SKIP_RD 0x0001
00729 #define FF_MPV_FLAG_STRICT_GOP 0x0002
00730 #define FF_MPV_FLAG_QP_RD 0x0004
00731 #define FF_MPV_FLAG_CBP_RD 0x0008
00732
00733 #define FF_MPV_OFFSET(x) offsetof(MpegEncContext, x)
00734 #define FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
00735 #define FF_MPV_COMMON_OPTS \
00736 { "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" },\
00737 { "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" },\
00738 { "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" },\
00739 { "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" },\
00740 { "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" },\
00741 { "luma_elim_threshold", "single coefficient elimination threshold for luminance (negative values also consider dc coefficient)",\
00742 FF_MPV_OFFSET(luma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\
00743 { "chroma_elim_threshold", "single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)",\
00744 FF_MPV_OFFSET(chroma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\
00745 { "quantizer_noise_shaping", NULL, FF_MPV_OFFSET(quantizer_noise_shaping), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, FF_MPV_OPT_FLAGS },
00746
00747 extern const AVOption ff_mpv_generic_options[];
00748
00749 #define FF_MPV_GENERIC_CLASS(name) \
00750 static const AVClass name ## _class = {\
00751 .class_name = #name " encoder",\
00752 .item_name = av_default_item_name,\
00753 .option = ff_mpv_generic_options,\
00754 .version = LIBAVUTIL_VERSION_INT,\
00755 };
00756
00762 void ff_MPV_common_defaults(MpegEncContext *s);
00763
00764 void ff_MPV_decode_defaults(MpegEncContext *s);
00765 int ff_MPV_common_init(MpegEncContext *s);
00766 int ff_MPV_common_frame_size_change(MpegEncContext *s);
00767 void ff_MPV_common_end(MpegEncContext *s);
00768 void ff_MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]);
00769 int ff_MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx);
00770 void ff_MPV_frame_end(MpegEncContext *s);
00771 int ff_MPV_encode_init(AVCodecContext *avctx);
00772 int ff_MPV_encode_end(AVCodecContext *avctx);
00773 int ff_MPV_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
00774 AVFrame *frame, int *got_packet);
00775 void ff_dct_encode_init_x86(MpegEncContext *s);
00776 void ff_MPV_common_init_x86(MpegEncContext *s);
00777 void ff_MPV_common_init_axp(MpegEncContext *s);
00778 void ff_MPV_common_init_mmi(MpegEncContext *s);
00779 void ff_MPV_common_init_arm(MpegEncContext *s);
00780 void ff_MPV_common_init_altivec(MpegEncContext *s);
00781 void ff_MPV_common_init_bfin(MpegEncContext *s);
00782 void ff_clean_intra_table_entries(MpegEncContext *s);
00783 void ff_draw_horiz_band(MpegEncContext *s, int y, int h);
00784 void ff_mpeg_flush(AVCodecContext *avctx);
00785 void ff_print_debug_info(MpegEncContext *s, AVFrame *pict);
00786 void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix);
00787 void ff_release_unused_pictures(MpegEncContext *s, int remove_current);
00788 int ff_find_unused_picture(MpegEncContext *s, int shared);
00789 void ff_denoise_dct(MpegEncContext *s, DCTELEM *block);
00790 void ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src);
00791 int ff_MPV_lowest_referenced_row(MpegEncContext *s, int dir);
00792 void ff_MPV_report_decode_progress(MpegEncContext *s);
00793 int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src);
00794 const uint8_t *avpriv_mpv_find_start_code(const uint8_t *p, const uint8_t *end, uint32_t *state);
00795 void ff_set_qscale(MpegEncContext * s, int qscale);
00796
00797 void ff_er_frame_start(MpegEncContext *s);
00798 void ff_er_frame_end(MpegEncContext *s);
00799 void ff_er_add_slice(MpegEncContext *s, int startx, int starty, int endx, int endy, int status);
00800
00801 int ff_dct_common_init(MpegEncContext *s);
00802 int ff_dct_encode_init(MpegEncContext *s);
00803 void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][64],
00804 const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra);
00805 int ff_dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00806
00807 void ff_init_block_index(MpegEncContext *s);
00808 void ff_copy_picture(Picture *dst, Picture *src);
00809
00810 void ff_MPV_motion(MpegEncContext *s,
00811 uint8_t *dest_y, uint8_t *dest_cb,
00812 uint8_t *dest_cr, int dir,
00813 uint8_t **ref_picture,
00814 op_pixels_func (*pix_op)[4],
00815 qpel_mc_func (*qpix_op)[16]);
00816
00821 int ff_alloc_picture(MpegEncContext *s, Picture *pic, int shared);
00822
00823 extern const enum PixelFormat ff_pixfmt_list_420[];
00824 extern const enum PixelFormat ff_hwaccel_pixfmt_list_420[];
00825
00826 static inline void ff_update_block_index(MpegEncContext *s){
00827 const int block_size= 8 >> s->avctx->lowres;
00828
00829 s->block_index[0]+=2;
00830 s->block_index[1]+=2;
00831 s->block_index[2]+=2;
00832 s->block_index[3]+=2;
00833 s->block_index[4]++;
00834 s->block_index[5]++;
00835 s->dest[0]+= 2*block_size;
00836 s->dest[1]+= block_size;
00837 s->dest[2]+= block_size;
00838 }
00839
00840 static inline int get_bits_diff(MpegEncContext *s){
00841 const int bits= put_bits_count(&s->pb);
00842 const int last= s->last_bits;
00843
00844 s->last_bits = bits;
00845
00846 return bits - last;
00847 }
00848
00849 static inline int ff_h263_round_chroma(int x){
00850 static const uint8_t h263_chroma_roundtab[16] = {
00851
00852 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1,
00853 };
00854 return h263_chroma_roundtab[x & 0xf] + (x >> 3);
00855 }
00856
00857
00858 void ff_estimate_p_frame_motion(MpegEncContext * s,
00859 int mb_x, int mb_y);
00860 void ff_estimate_b_frame_motion(MpegEncContext * s,
00861 int mb_x, int mb_y);
00862 int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type);
00863 void ff_fix_long_p_mvs(MpegEncContext * s);
00864 void ff_fix_long_mvs(MpegEncContext * s, uint8_t *field_select_table, int field_select,
00865 int16_t (*mv_table)[2], int f_code, int type, int truncate);
00866 int ff_init_me(MpegEncContext *s);
00867 int ff_pre_estimate_p_frame_motion(MpegEncContext * s, int mb_x, int mb_y);
00868 int ff_epzs_motion_search(MpegEncContext * s, int *mx_ptr, int *my_ptr,
00869 int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2],
00870 int ref_mv_scale, int size, int h);
00871 int ff_get_mb_score(MpegEncContext * s, int mx, int my, int src_index,
00872 int ref_index, int size, int h, int add_rate);
00873
00874
00875 extern const uint8_t ff_mpeg1_dc_scale_table[128];
00876 extern const uint8_t * const ff_mpeg2_dc_scale_table[4];
00877
00878 void ff_mpeg1_encode_picture_header(MpegEncContext *s, int picture_number);
00879 void ff_mpeg1_encode_mb(MpegEncContext *s,
00880 DCTELEM block[6][64],
00881 int motion_x, int motion_y);
00882 void ff_mpeg1_encode_init(MpegEncContext *s);
00883 void ff_mpeg1_encode_slice_header(MpegEncContext *s);
00884 void ff_mpeg1_clean_buffers(MpegEncContext *s);
00885 int ff_mpeg1_find_frame_end(ParseContext *pc, const uint8_t *buf, int buf_size, AVCodecParserContext *s);
00886
00887 extern const uint8_t ff_aic_dc_scale_table[32];
00888 extern const uint8_t ff_h263_chroma_qscale_table[32];
00889 extern const uint8_t ff_h263_loop_filter_strength[32];
00890
00891
00892 void ff_h261_loop_filter(MpegEncContext *s);
00893 void ff_h261_reorder_mb_index(MpegEncContext* s);
00894 void ff_h261_encode_mb(MpegEncContext *s,
00895 DCTELEM block[6][64],
00896 int motion_x, int motion_y);
00897 void ff_h261_encode_picture_header(MpegEncContext * s, int picture_number);
00898 void ff_h261_encode_init(MpegEncContext *s);
00899 int ff_h261_get_picture_format(int width, int height);
00900
00901
00902
00903 void ff_rv10_encode_picture_header(MpegEncContext *s, int picture_number);
00904 int ff_rv_decode_dc(MpegEncContext *s, int n);
00905 void ff_rv20_encode_picture_header(MpegEncContext *s, int picture_number);
00906
00907
00908
00909 void ff_msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number);
00910 void ff_msmpeg4_encode_ext_header(MpegEncContext * s);
00911 void ff_msmpeg4_encode_mb(MpegEncContext * s,
00912 DCTELEM block[6][64],
00913 int motion_x, int motion_y);
00914 int ff_msmpeg4_decode_picture_header(MpegEncContext * s);
00915 int ff_msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
00916 int ff_msmpeg4_decode_init(AVCodecContext *avctx);
00917 void ff_msmpeg4_encode_init(MpegEncContext *s);
00918 int ff_wmv2_decode_picture_header(MpegEncContext * s);
00919 int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s);
00920 void ff_wmv2_add_mb(MpegEncContext *s, DCTELEM block[6][64], uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr);
00921 void ff_mspel_motion(MpegEncContext *s,
00922 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00923 uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
00924 int motion_x, int motion_y, int h);
00925 int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number);
00926 void ff_wmv2_encode_mb(MpegEncContext * s,
00927 DCTELEM block[6][64],
00928 int motion_x, int motion_y);
00929
00930 #endif
