X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpegvideo.h;h=2fd0dc2d8ab330730b35d8738993ea4274c7ed89;hb=89a13998a1b5074411dff5a461dce3837057b0b8;hp=6ce7faa23533e6911675e81a67de6786f2a76e62;hpb=6a9c85944427e3c4355bce67d7f677ec69527bff;p=ffmpeg diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h index 6ce7faa2353..2fd0dc2d8ab 100644 --- a/libavcodec/mpegvideo.h +++ b/libavcodec/mpegvideo.h @@ -28,43 +28,37 @@ #ifndef AVCODEC_MPEGVIDEO_H #define AVCODEC_MPEGVIDEO_H -#include "dsputil.h" +#include + +#include "avcodec.h" +#include "blockdsp.h" +#include "error_resilience.h" +#include "fdctdsp.h" #include "get_bits.h" +#include "h263dsp.h" +#include "hpeldsp.h" +#include "idctdsp.h" +#include "internal.h" +#include "me_cmp.h" +#include "motion_est.h" +#include "mpegpicture.h" +#include "mpegvideodsp.h" +#include "mpegvideoencdsp.h" +#include "pixblockdsp.h" #include "put_bits.h" #include "ratecontrol.h" #include "parser.h" +#include "mpegutils.h" #include "mpeg12data.h" -#include "rl.h" - -#define FRAME_SKIPPED 100 ///< return value for header parsers if frame is not coded - -enum OutputFormat { - FMT_MPEG1, - FMT_H261, - FMT_H263, - FMT_MJPEG, - FMT_H264, -}; +#include "qpeldsp.h" +#include "thread.h" +#include "videodsp.h" -#define MPEG_BUF_SIZE (16 * 1024) - -#define QMAT_SHIFT_MMX 16 -#define QMAT_SHIFT 22 - -#define MAX_FCODE 7 -#define MAX_MV 2048 +#include "libavutil/opt.h" #define MAX_THREADS 16 -#define MAX_PICTURE_COUNT 32 - -#define ME_MAP_SIZE 64 -#define ME_MAP_SHIFT 3 -#define ME_MAP_MV_BITS 11 - -#define MAX_MB_BYTES (30*16*16*3/8 + 120) - -#define INPLACE_OFFSET 16 +#define MAX_B_FRAMES 16 /* Start codes. */ #define SEQ_END_CODE 0x000001b7 @@ -76,127 +70,26 @@ enum OutputFormat { #define EXT_START_CODE 0x000001b5 #define USER_START_CODE 0x000001b2 -struct MpegEncContext; - /** - * Picture. + * MpegEncContext. */ -typedef struct Picture{ - FF_COMMON_FRAME +typedef struct MpegEncContext { + AVClass *class; - /** - * halfpel luma planes. - */ - uint8_t *interpolated[3]; - int16_t (*motion_val_base[2])[2]; - uint32_t *mb_type_base; -#define MB_TYPE_INTRA MB_TYPE_INTRA4x4 //default mb_type if there is just one type -#define IS_INTRA4x4(a) ((a)&MB_TYPE_INTRA4x4) -#define IS_INTRA16x16(a) ((a)&MB_TYPE_INTRA16x16) -#define IS_PCM(a) ((a)&MB_TYPE_INTRA_PCM) -#define IS_INTRA(a) ((a)&7) -#define IS_INTER(a) ((a)&(MB_TYPE_16x16|MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8)) -#define IS_SKIP(a) ((a)&MB_TYPE_SKIP) -#define IS_INTRA_PCM(a) ((a)&MB_TYPE_INTRA_PCM) -#define IS_INTERLACED(a) ((a)&MB_TYPE_INTERLACED) -#define IS_DIRECT(a) ((a)&MB_TYPE_DIRECT2) -#define IS_GMC(a) ((a)&MB_TYPE_GMC) -#define IS_16X16(a) ((a)&MB_TYPE_16x16) -#define IS_16X8(a) ((a)&MB_TYPE_16x8) -#define IS_8X16(a) ((a)&MB_TYPE_8x16) -#define IS_8X8(a) ((a)&MB_TYPE_8x8) -#define IS_SUB_8X8(a) ((a)&MB_TYPE_16x16) //note reused -#define IS_SUB_8X4(a) ((a)&MB_TYPE_16x8) //note reused -#define IS_SUB_4X8(a) ((a)&MB_TYPE_8x16) //note reused -#define IS_SUB_4X4(a) ((a)&MB_TYPE_8x8) //note reused -#define IS_ACPRED(a) ((a)&MB_TYPE_ACPRED) -#define IS_QUANT(a) ((a)&MB_TYPE_QUANT) -#define IS_DIR(a, part, list) ((a) & (MB_TYPE_P0L0<<((part)+2*(list)))) -#define USES_LIST(a, list) ((a) & ((MB_TYPE_P0L0|MB_TYPE_P1L0)<<(2*(list)))) ///< does this mb use listX, note does not work if subMBs -#define HAS_CBP(a) ((a)&MB_TYPE_CBP) - - int field_poc[2]; ///< h264 top/bottom POC - int poc; ///< h264 frame POC - int frame_num; ///< h264 frame_num (raw frame_num from slice header) - int mmco_reset; ///< h264 MMCO_RESET set this 1. Reordering code must not mix pictures before and after MMCO_RESET. - int pic_id; /**< h264 pic_num (short -> no wrap version of pic_num, - pic_num & max_pic_num; long -> long_pic_num) */ - int long_ref; ///< 1->long term reference 0->short term reference - int ref_poc[2][2][16]; ///< h264 POCs of the frames used as reference (FIXME need per slice) - int ref_count[2][2]; ///< number of entries in ref_poc (FIXME need per slice) - int mbaff; ///< h264 1 -> MBAFF frame 0-> not MBAFF - int field_picture; ///< whether or not the picture was encoded in seperate fields - - int mb_var_sum; ///< sum of MB variance for current frame - int mc_mb_var_sum; ///< motion compensated MB variance for current frame - uint16_t *mb_var; ///< Table for MB variances - uint16_t *mc_mb_var; ///< Table for motion compensated MB variances - uint8_t *mb_mean; ///< Table for MB luminance - int32_t *mb_cmp_score; ///< Table for MB cmp scores, for mb decision FIXME remove - int b_frame_score; /* */ - struct MpegEncContext *owner2; ///< pointer to the MpegEncContext that allocated this picture -} Picture; + int y_dc_scale, c_dc_scale; + int ac_pred; + int block_last_index[12]; ///< last non zero coefficient in block + int h263_aic; ///< Advanded INTRA Coding (AIC) -/** - * Motion estimation context. - */ -typedef struct MotionEstContext{ - AVCodecContext *avctx; - int skip; ///< set if ME is skipped for the current MB - int co_located_mv[4][2]; ///< mv from last P-frame for direct mode ME - int direct_basis_mv[4][2]; - uint8_t *scratchpad; ///< data area for the ME algo, so that the ME does not need to malloc/free - uint8_t *best_mb; - uint8_t *temp_mb[2]; - uint8_t *temp; - int best_bits; - uint32_t *map; ///< map to avoid duplicate evaluations - uint32_t *score_map; ///< map to store the scores - int map_generation; - int pre_penalty_factor; - int penalty_factor; /*!< an estimate of the bits required to - code a given mv value, e.g. (1,0) takes - more bits than (0,0). We have to - estimate whether any reduction in - residual is worth the extra bits. */ - int sub_penalty_factor; - int mb_penalty_factor; - int flags; - int sub_flags; - int mb_flags; - int pre_pass; ///< = 1 for the pre pass - int dia_size; - int xmin; - int xmax; - int ymin; - int ymax; - int pred_x; - int pred_y; - uint8_t *src[4][4]; - uint8_t *ref[4][4]; - int stride; - int uvstride; - /* temp variables for picture complexity calculation */ - int mc_mb_var_sum_temp; - int mb_var_sum_temp; - int scene_change_score; -/* cmp, chroma_cmp;*/ - op_pixels_func (*hpel_put)[4]; - op_pixels_func (*hpel_avg)[4]; - qpel_mc_func (*qpel_put)[16]; - qpel_mc_func (*qpel_avg)[16]; - uint8_t (*mv_penalty)[MAX_MV*2+1]; ///< amount of bits needed to encode a MV - uint8_t *current_mv_penalty; - int (*sub_motion_search)(struct MpegEncContext * s, - int *mx_ptr, int *my_ptr, int dmin, - int src_index, int ref_index, - int size, int h); -}MotionEstContext; + /* scantables */ + ScanTable inter_scantable; ///< if inter == intra then intra should be used to reduce tha cache usage + ScanTable intra_scantable; + ScanTable intra_h_scantable; + ScanTable intra_v_scantable; + + /* WARNING: changes above this line require updates to hardcoded + * offsets used in asm. */ -/** - * MpegEncContext. - */ -typedef struct MpegEncContext { struct AVCodecContext *avctx; /* the following parameters must be initialized before encoding */ int width, height;///< picture size. must be a multiple of 16 @@ -211,18 +104,15 @@ typedef struct MpegEncContext { int h263_plus; ///< h263 plus headers int h263_flv; ///< use flv h263 header - enum CodecID codec_id; /* see CODEC_ID_xxx */ + enum AVCodecID codec_id; /* see AV_CODEC_ID_xxx */ int fixed_qscale; ///< fixed qscale if non zero int encoding; ///< true if we are encoding (vs decoding) - int flags; ///< AVCodecContext.flags (HQ, MV4, ...) - int flags2; ///< AVCodecContext.flags2 int max_b_frames; ///< max number of b-frames for encoding int luma_elim_threshold; int chroma_elim_threshold; int strict_std_compliance; ///< strictly follow the std (MPEG4, ...) int workaround_bugs; ///< workaround bugs in encoders which cannot be detected automatically int codec_tag; ///< internal codec_tag upper case converted from avctx codec_tag - int stream_codec_tag; ///< internal stream_codec_tag upper case converted from avctx stream_codec_tag /* the following fields are managed internally by the encoder */ /* sequence parameters */ @@ -231,33 +121,26 @@ typedef struct MpegEncContext { int coded_picture_number; ///< used to set pic->coded_picture_number, should not be used for/by anything else int picture_number; //FIXME remove, unclear definition int picture_in_gop_number; ///< 0-> first pic in gop, ... - int b_frames_since_non_b; ///< used for encoding, relative to not yet reordered input - int64_t user_specified_pts;///< last non zero pts from AVFrame which was passed into avcodec_encode_video() int mb_width, mb_height; ///< number of MBs horizontally & vertically int mb_stride; ///< mb_width+1 used for some arrays to allow simple addressing of left & top MBs without sig11 int b8_stride; ///< 2*mb_width+1 used for some 8x8 block arrays to allow simple addressing - int b4_stride; ///< 4*mb_width+1 used for some 4x4 block arrays to allow simple addressing int h_edge_pos, v_edge_pos;///< horizontal / vertical position of the right/bottom edge (pixel replication) int mb_num; ///< number of MBs of a picture - int linesize; ///< line size, in bytes, may be different from width - int uvlinesize; ///< line size, for chroma in bytes, may be different from width + ptrdiff_t linesize; ///< line size, in bytes, may be different from width + ptrdiff_t uvlinesize; ///< line size, for chroma in bytes, may be different from width Picture *picture; ///< main picture buffer Picture **input_picture; ///< next pictures on display order for encoding Picture **reordered_input_picture; ///< pointer to the next pictures in codedorder for encoding - int y_dc_scale, c_dc_scale; - int ac_pred; - int block_last_index[12]; ///< last non zero coefficient in block - int h263_aic; ///< Advanded INTRA Coding (AIC) - - /* scantables */ - ScanTable inter_scantable; ///< if inter == intra then intra should be used to reduce tha cache usage - ScanTable intra_scantable; - ScanTable intra_h_scantable; - ScanTable intra_v_scantable; - - /* WARNING: changes above this line require updates to hardcoded - * offsets used in asm. */ + int64_t user_specified_pts; ///< last non-zero pts from AVFrame which was passed into avcodec_encode_video2() + /** + * pts difference between the first and second input frame, used for + * calculating dts of the first frame when there's a delay */ + int64_t dts_delta; + /** + * reordered pts to be used as dts for the next output frame when there's + * a delay */ + int64_t reordered_pts; /** bit output */ PutBitContext pb; @@ -265,6 +148,7 @@ typedef struct MpegEncContext { int start_mb_y; ///< start mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y) int end_mb_y; ///< end mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y) struct MpegEncContext *thread_context[MAX_THREADS]; + int slice_context_count; ///< number of used thread_contexts /** * copy of the previous picture structure. @@ -293,13 +177,9 @@ typedef struct MpegEncContext { Picture *last_picture_ptr; ///< pointer to the previous picture. Picture *next_picture_ptr; ///< pointer to the next picture (for bidir pred) Picture *current_picture_ptr; ///< pointer to the current picture - int picture_count; ///< number of allocated pictures (MAX_PICTURE_COUNT * avctx->thread_count) - int picture_range_start, picture_range_end; ///< the part of picture that this context can allocate in - uint8_t *visualization_buffer[3]; //< temporary buffer vor MV visualization int last_dc[3]; ///< last DC values for MPEG1 int16_t *dc_val_base; int16_t *dc_val[3]; ///< used for mpeg4 DC prediction, all 3 arrays must be continuous - int16_t dc_cache[4*5]; const uint8_t *y_dc_scale_table; ///< qscale -> y_dc_scale table const uint8_t *c_dc_scale_table; ///< qscale -> c_dc_scale table const uint8_t *chroma_qscale_table; ///< qscale -> chroma_qscale (h263) @@ -307,19 +187,14 @@ typedef struct MpegEncContext { uint8_t *coded_block; ///< used for coded block pattern prediction (msmpeg4v3, wmv1) int16_t (*ac_val_base)[16]; int16_t (*ac_val[3])[16]; ///< used for for mpeg4 AC prediction, all 3 arrays must be continuous - uint8_t *prev_pict_types; ///< previous picture types in bitstream order, used for mb skip -#define PREV_PICT_TYPES_BUFFER_SIZE 256 int mb_skipped; ///< MUST BE SET only during DECODING uint8_t *mbskip_table; /**< used to avoid copy if macroblock skipped (for black regions for example) and used for b-frame encoding & decoding (contains skip table of next P Frame) */ uint8_t *mbintra_table; ///< used to avoid setting {ac, dc, cbp}-pred stuff to zero on inter MB decoding uint8_t *cbp_table; ///< used to store cbp, ac_pred for partitioned decoding uint8_t *pred_dir_table; ///< used to store pred_dir for partitioned decoding - uint8_t *allocated_edge_emu_buffer; - uint8_t *edge_emu_buffer; ///< points into the middle of allocated_edge_emu_buffer - uint8_t *rd_scratchpad; ///< scratchpad for rate distortion mb decision - uint8_t *obmc_scratchpad; - uint8_t *b_scratchpad; ///< scratchpad used for writing into write only buffers + + ScratchpadContext sc; int qscale; ///< QP int chroma_qscale; ///< chroma QP @@ -328,11 +203,10 @@ typedef struct MpegEncContext { int *lambda_table; int adaptive_quant; ///< use adaptive quantization int dquant; ///< qscale difference to prev qscale - int closed_gop; ///< MPEG1/2 GOP is closed int pict_type; ///< AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ... int last_pict_type; //FIXME removes int last_non_b_pict_type; ///< used for mpeg4 gmc b-frames & ratecontrol - int dropable; + int droppable; int frame_rate_index; int last_lambda_for[5]; ///< last lambda for a specific pict type int skipdct; ///< skip dct and code zero residual @@ -340,9 +214,18 @@ typedef struct MpegEncContext { /* motion compensation */ int unrestricted_mv; ///< mv can point outside of the coded picture int h263_long_vectors; ///< use horrible h263v1 long vector mode - int decode; ///< if 0 then decoding will be skipped (for encoding b frames for example) - DSPContext dsp; ///< pointers for accelerated dsp functions + BlockDSPContext bdsp; + FDCTDSPContext fdsp; + HpelDSPContext hdsp; + IDCTDSPContext idsp; + MECmpContext mecc; + MpegVideoDSPContext mdsp; + MpegvideoEncDSPContext mpvencdsp; + PixblockDSPContext pdsp; + QpelDSPContext qdsp; + VideoDSPContext vdsp; + H263DSPContext h263dsp; int f_code; ///< forward MV resolution int b_code; ///< backward MV resolution for B Frames (mpeg4) int16_t (*p_mv_table_base)[2]; @@ -363,7 +246,12 @@ typedef struct MpegEncContext { int16_t (*b_field_mv_table[2][2][2])[2];///< MV table (4MV per MB) interlaced b-frame encoding uint8_t (*p_field_select_table[2]); uint8_t (*b_field_select_table[2][2]); +#if FF_API_MOTION_EST int me_method; ///< ME algorithm +#endif + int motion_est; ///< ME algorithm + int me_penalty_compensation; + int me_pre; ///< prepass for motion estimation int mv_dir; #define MV_DIR_FORWARD 1 #define MV_DIR_BACKWARD 2 @@ -394,24 +282,7 @@ typedef struct MpegEncContext { int mb_x, mb_y; int mb_skip_run; int mb_intra; - uint16_t *mb_type; ///< Table for candidate MB types for encoding -#define CANDIDATE_MB_TYPE_INTRA 0x01 -#define CANDIDATE_MB_TYPE_INTER 0x02 -#define CANDIDATE_MB_TYPE_INTER4V 0x04 -#define CANDIDATE_MB_TYPE_SKIPPED 0x08 -//#define MB_TYPE_GMC 0x10 - -#define CANDIDATE_MB_TYPE_DIRECT 0x10 -#define CANDIDATE_MB_TYPE_FORWARD 0x20 -#define CANDIDATE_MB_TYPE_BACKWARD 0x40 -#define CANDIDATE_MB_TYPE_BIDIR 0x80 - -#define CANDIDATE_MB_TYPE_INTER_I 0x100 -#define CANDIDATE_MB_TYPE_FORWARD_I 0x200 -#define CANDIDATE_MB_TYPE_BACKWARD_I 0x400 -#define CANDIDATE_MB_TYPE_BIDIR_I 0x800 - -#define CANDIDATE_MB_TYPE_DIRECT0 0x1000 + uint16_t *mb_type; ///< Table for candidate MB types for encoding (defines in mpegutils.h) int block_index[6]; ///< index to current MB in block based arrays with edges int block_wrap[6]; @@ -424,7 +295,7 @@ typedef struct MpegEncContext { uint16_t chroma_intra_matrix[64]; uint16_t inter_matrix[64]; uint16_t chroma_inter_matrix[64]; -#define QUANT_BIAS_SHIFT 8 + int intra_quant_bias; ///< bias for the quantizer int inter_quant_bias; ///< bias for the quantizer int min_qcoeff; ///< minimum encodable coefficient @@ -435,7 +306,6 @@ typedef struct MpegEncContext { uint8_t *inter_ac_vlc_length; uint8_t *inter_ac_vlc_last_length; uint8_t *luma_dc_vlc_length; - uint8_t *chroma_dc_vlc_length; #define UNI_AC_ENC_INDEX(run,level) ((run)*128 + (level)) int coded_score[8]; @@ -452,10 +322,7 @@ typedef struct MpegEncContext { int dct_count[2]; uint16_t (*dct_offset)[64]; - void *opaque; ///< private data for the user - /* bit rate control */ - int64_t wanted_bits; int64_t total_bits; int frame_bits; ///< bits used for the current frame int next_lambda; ///< next lambda used for retrying to encode a frame @@ -474,30 +341,22 @@ typedef struct MpegEncContext { int last_bits; ///< temp var used for calculating the above vars /* error concealment / resync */ - int error_count, error_occurred; - uint8_t *error_status_table; ///< table of the error status of each MB -#define VP_START 1 ///< current MB is the first after a resync marker -#define AC_ERROR 2 -#define DC_ERROR 4 -#define MV_ERROR 8 -#define AC_END 16 -#define DC_END 32 -#define MV_END 64 -//FIXME some prefix? - int resync_mb_x; ///< x position of last resync marker int resync_mb_y; ///< y position of last resync marker GetBitContext last_resync_gb; ///< used to search for the next resync marker int mb_num_left; ///< number of MBs left in this video packet (for partitioned Slices only) int next_p_frame_damaged; ///< set if the next p frame is damaged, to avoid showing trashed b frames - int error_recognition; ParseContext parse_context; /* H.263 specific */ int gob_index; int obmc; ///< overlapped block motion compensation - int showed_packed_warning; ///< flag for having shown the warning about divxs invalid b frames + int mb_info; ///< interval for outputting info about mb offsets as side data + int prev_mb_info, last_mb_info; + uint8_t *mb_info_ptr; + int mb_info_size; + int rc_strategy; /* H.263+ specific */ int umvplus; ///< == H263+ && unrestricted_mv @@ -509,7 +368,8 @@ typedef struct MpegEncContext { int custom_pcf; /* mpeg4 specific */ - int time_increment_bits; ///< number of bits to represent the fractional part of time + ///< number of bits to represent the fractional part of time (encoder only) + int time_increment_bits; int last_time_base; int time_base; ///< time in seconds of last I,P,S Frame int64_t time; ///< time of current frame @@ -518,70 +378,36 @@ typedef struct MpegEncContext { uint16_t pb_time; ///< time distance between the last b and p,s,i frame uint16_t pp_field_time; uint16_t pb_field_time; ///< like above, just for interlaced - int shape; - int vol_sprite_usage; - int sprite_width; - int sprite_height; - int sprite_left; - int sprite_top; - int sprite_brightness_change; - int num_sprite_warping_points; int real_sprite_warping_points; - uint16_t sprite_traj[4][2]; ///< sprite trajectory points int sprite_offset[2][2]; ///< sprite offset[isChroma][isMVY] int sprite_delta[2][2]; ///< sprite_delta [isY][isMVY] - int sprite_shift[2]; ///< sprite shift [isChroma] int mcsel; int quant_precision; int quarter_sample; ///< 1->qpel, 0->half pel ME/MC - int scalability; - int hierachy_type; - int enhancement_type; - int new_pred; - int reduced_res_vop; int aspect_ratio_info; //FIXME remove int sprite_warping_accuracy; - int low_latency_sprite; int data_partitioning; ///< data partitioning flag from header int partitioned_frame; ///< is current frame partitioned - int rvlc; ///< reversible vlc - int resync_marker; ///< could this stream contain resync markers int low_delay; ///< no reordering needed / has no b-frames int vo_type; - int vol_control_parameters; ///< does the stream contain the low_delay flag, used to workaround buggy encoders - int intra_dc_threshold; ///< QP above whch the ac VLC should be used for intra dc - int use_intra_dc_vlc; PutBitContext tex_pb; ///< used for data partitioned VOPs PutBitContext pb2; ///< used for data partitioned VOPs int mpeg_quant; - int t_frame; ///< time distance of first I -> B, used for interlaced b frames int padding_bug_score; ///< used to detect the VERY common padding bug in MPEG4 - int cplx_estimation_trash_i; - int cplx_estimation_trash_p; - int cplx_estimation_trash_b; /* divx specific, used to workaround (many) bugs in divx5 */ - int divx_version; - int divx_build; int divx_packed; uint8_t *bitstream_buffer; //Divx 5.01 puts several frames in a single one, this is used to reorder them int bitstream_buffer_size; unsigned int allocated_bitstream_buffer_size; - int xvid_build; - - /* lavc specific stuff, used to workaround bugs in libavcodec */ - int lavc_build; - /* RV10 specific */ int rv10_version; ///< RV10 version: 0 or 3 int rv10_first_dc_coded[3]; - int orig_width, orig_height; /* MJPEG specific */ struct MJpegContext *mjpeg_ctx; - int mjpeg_vsample[3]; ///< vertical sampling factors, default = {2, 1, 1} - int mjpeg_hsample[3]; ///< horizontal sampling factors, default = {2, 1, 1} + int pred; /* MSMPEG4 specific */ int mv_table_index; @@ -607,23 +433,22 @@ typedef struct MpegEncContext { /* Mpeg1 specific */ int gop_picture_number; ///< index of the first picture of a GOP based on fake_pic_num & mpeg1 specific int last_mv_dir; ///< last mv_dir, used for b frame encoding - int broken_link; ///< no_output_of_prior_pics_flag uint8_t *vbv_delay_ptr; ///< pointer to vbv_delay in the bitstream /* MPEG-2-specific - I wished not to have to support this mess. */ int progressive_sequence; int mpeg_f_code[2][2]; + + // picture structure defines are loaded from mpegutils.h int picture_structure; -/* picture type */ -#define PICT_TOP_FIELD 1 -#define PICT_BOTTOM_FIELD 2 -#define PICT_FRAME 3 + int64_t timecode_frame_start; ///< GOP timecode frame start number, in non drop frame format int intra_dc_precision; int frame_pred_frame_dct; int top_field_first; int concealment_motion_vectors; int q_scale_type; + int brd_scale; int intra_vlc_format; int alternate_scan; int repeat_first_field; @@ -631,114 +456,229 @@ typedef struct MpegEncContext { int chroma_format; #define CHROMA_420 1 #define CHROMA_422 2 -#define CHROMA_444 3 int chroma_x_shift;//depend on pix_format, that depend on chroma_format int chroma_y_shift; int progressive_frame; int full_pel[2]; int interlaced_dct; - int first_slice; int first_field; ///< is 1 for the first field of a field picture 0 otherwise + int drop_frame_timecode; ///< timecode is in drop frame format. + int scan_offset; ///< reserve space for SVCD scan offset user data. /* RTP specific */ int rtp_mode; + int rtp_payload_size; uint8_t *ptr_lastgob; - int swap_uv; //vcr2 codec is an MPEG-2 variant with U and V swapped - DCTELEM (*pblocks[12])[64]; + int16_t (*pblocks[12])[64]; - DCTELEM (*block)[64]; ///< points to one of the following blocks - DCTELEM (*blocks)[8][64]; // for HQ mode we need to keep the best block - int (*decode_mb)(struct MpegEncContext *s, DCTELEM block[6][64]); // used by some codecs to avoid a switch() + int16_t (*block)[64]; ///< points to one of the following blocks + int16_t (*blocks)[12][64]; // for HQ mode we need to keep the best block + int (*decode_mb)(struct MpegEncContext *s, int16_t block[6][64]); // used by some codecs to avoid a switch() #define SLICE_OK 0 #define SLICE_ERROR -1 #define SLICE_END -2 /// clipping, 1-> use a nice continuous function to limit qscale wthin qmin/qmax. + */ + float rc_qsquish; + float rc_qmod_amp; + int rc_qmod_freq; + float rc_initial_cplx; + float rc_buffer_aggressivity; + float border_masking; + int lmin, lmax; + + char *rc_eq; + + /* temp buffers for rate control */ + float *cplx_tab, *bits_tab; + + /* flag to indicate a reinitialization is required, e.g. after + * a frame size change */ + int context_reinit; + + ERContext er; + + int error_rate; + + /* temporary frames used by b_frame_strategy = 2 */ + AVFrame *tmp_frames[MAX_B_FRAMES + 2]; + int b_frame_strategy; + int b_sensitivity; + + /* frame skip options for encoding */ + int frame_skip_threshold; + int frame_skip_factor; + int frame_skip_exp; + int frame_skip_cmp; + + int scenechange_threshold; + int noise_reduction; } MpegEncContext; -#define REBASE_PICTURE(pic, new_ctx, old_ctx) (pic ? \ - (pic >= old_ctx->picture && pic < old_ctx->picture+old_ctx->picture_count ?\ - &new_ctx->picture[pic - old_ctx->picture] : pic - (Picture*)old_ctx + (Picture*)new_ctx)\ - : NULL) - -void MPV_decode_defaults(MpegEncContext *s); -int MPV_common_init(MpegEncContext *s); -void MPV_common_end(MpegEncContext *s); -void MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]); -int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx); -void MPV_frame_end(MpegEncContext *s); -int MPV_encode_init(AVCodecContext *avctx); -int MPV_encode_end(AVCodecContext *avctx); -int MPV_encode_picture(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data); -void MPV_common_init_mmx(MpegEncContext *s); -void MPV_common_init_axp(MpegEncContext *s); -void MPV_common_init_mlib(MpegEncContext *s); -void MPV_common_init_mmi(MpegEncContext *s); -void MPV_common_init_arm(MpegEncContext *s); -void MPV_common_init_altivec(MpegEncContext *s); -void MPV_common_init_bfin(MpegEncContext *s); +/* mpegvideo_enc common options */ +#define FF_MPV_FLAG_SKIP_RD 0x0001 +#define FF_MPV_FLAG_STRICT_GOP 0x0002 +#define FF_MPV_FLAG_QP_RD 0x0004 +#define FF_MPV_FLAG_CBP_RD 0x0008 +#define FF_MPV_FLAG_NAQ 0x0010 +#define FF_MPV_FLAG_MV0 0x0020 + +#define FF_MPV_OPT_CMP_FUNC \ +{ "sad", "Sum of absolute differences, fast", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SAD }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "sse", "Sum of squared errors", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SSE }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "satd", "Sum of absolute Hadamard transformed differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SATD }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "dct", "Sum of absolute DCT transformed differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCT }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "psnr", "Sum of squared quantization errors, low quality", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_PSNR }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "bit", "Number of bits needed for the block", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_BIT }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "rd", "Rate distortion optimal, slow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_RD }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "zero", "Zero", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_ZERO }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "vsad", "Sum of absolute vertical differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_VSAD }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "vsse", "Sum of squared vertical differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_VSSE }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "nsse", "Noise preserving sum of squared differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_NSSE }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "dct264", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCT264 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "dctmax", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCTMAX }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{ "chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_CHROMA }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" } + +#define FF_MPV_OFFSET(x) offsetof(MpegEncContext, x) +#define FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM) +#define FF_MPV_COMMON_OPTS \ +FF_MPV_OPT_CMP_FUNC, \ +{ "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" },\ +{ "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" },\ +{ "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" },\ +{ "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" },\ +{ "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" },\ +{ "naq", "normalize adaptive quantization", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_NAQ }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\ +{ "mv0", "always try a mb with mv=<0,0>", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_MV0 }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\ +{ "luma_elim_threshold", "single coefficient elimination threshold for luminance (negative values also consider dc coefficient)",\ + FF_MPV_OFFSET(luma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\ +{ "chroma_elim_threshold", "single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)",\ + FF_MPV_OFFSET(chroma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\ +{ "quantizer_noise_shaping", NULL, FF_MPV_OFFSET(quantizer_noise_shaping), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, FF_MPV_OPT_FLAGS },\ +{ "error_rate", "Simulate errors in the bitstream to test error concealment.", \ + FF_MPV_OFFSET(error_rate), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, FF_MPV_OPT_FLAGS },\ +{"qsquish", "how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function)", \ + FF_MPV_OFFSET(rc_qsquish), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, 0, 99, FF_MPV_OPT_FLAGS}, \ +{"rc_qmod_amp", "experimental quantizer modulation", FF_MPV_OFFSET(rc_qmod_amp), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, FF_MPV_OPT_FLAGS}, \ +{"rc_qmod_freq", "experimental quantizer modulation", FF_MPV_OFFSET(rc_qmod_freq), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS}, \ +{"rc_eq", "Set rate control equation. When computing the expression, besides the standard functions " \ + "defined in the section 'Expression Evaluation', the following functions are available: " \ + "bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv " \ + "fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.", \ + FF_MPV_OFFSET(rc_eq), AV_OPT_TYPE_STRING, .flags = FF_MPV_OPT_FLAGS }, \ +{"rc_init_cplx", "initial complexity for 1-pass encoding", FF_MPV_OFFSET(rc_initial_cplx), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, FF_MPV_OPT_FLAGS}, \ +{"rc_buf_aggressivity", "currently useless", FF_MPV_OFFSET(rc_buffer_aggressivity), AV_OPT_TYPE_FLOAT, {.dbl = 1.0 }, -FLT_MAX, FLT_MAX, FF_MPV_OPT_FLAGS}, \ +{"border_mask", "increase the quantizer for macroblocks close to borders", FF_MPV_OFFSET(border_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, FF_MPV_OPT_FLAGS}, \ +{"lmin", "minimum Lagrange factor (VBR)", FF_MPV_OFFSET(lmin), AV_OPT_TYPE_INT, {.i64 = 2*FF_QP2LAMBDA }, 0, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"lmax", "maximum Lagrange factor (VBR)", FF_MPV_OFFSET(lmax), AV_OPT_TYPE_INT, {.i64 = 31*FF_QP2LAMBDA }, 0, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"ibias", "intra quant bias", FF_MPV_OFFSET(intra_quant_bias), AV_OPT_TYPE_INT, {.i64 = FF_DEFAULT_QUANT_BIAS }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"pbias", "inter quant bias", FF_MPV_OFFSET(inter_quant_bias), AV_OPT_TYPE_INT, {.i64 = FF_DEFAULT_QUANT_BIAS }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"rc_strategy", "ratecontrol method", FF_MPV_OFFSET(rc_strategy), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, FF_MPV_OPT_FLAGS }, \ +{"motion_est", "motion estimation algorithm", FF_MPV_OFFSET(motion_est), AV_OPT_TYPE_INT, {.i64 = FF_ME_EPZS }, FF_ME_ZERO, FF_ME_XONE, FF_MPV_OPT_FLAGS, "motion_est" }, \ +{ "zero", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = FF_ME_ZERO }, 0, 0, FF_MPV_OPT_FLAGS, "motion_est" }, \ +{ "epzs", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = FF_ME_EPZS }, 0, 0, FF_MPV_OPT_FLAGS, "motion_est" }, \ +{ "xone", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = FF_ME_XONE }, 0, 0, FF_MPV_OPT_FLAGS, "motion_est" }, \ +{"b_strategy", "Strategy to choose between I/P/B-frames", FF_MPV_OFFSET(b_frame_strategy), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 2, FF_MPV_OPT_FLAGS }, \ +{"b_sensitivity", "Adjust sensitivity of b_frame_strategy 1", FF_MPV_OFFSET(b_sensitivity), AV_OPT_TYPE_INT, {.i64 = 40 }, 1, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"brd_scale", "Downscale frames for dynamic B-frame decision", FF_MPV_OFFSET(brd_scale), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 3, FF_MPV_OPT_FLAGS }, \ +{"skip_threshold", "Frame skip threshold", FF_MPV_OFFSET(frame_skip_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"skip_factor", "Frame skip factor", FF_MPV_OFFSET(frame_skip_factor), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"skip_exp", "Frame skip exponent", FF_MPV_OFFSET(frame_skip_exp), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"skip_cmp", "Frame skip compare function", FF_MPV_OFFSET(frame_skip_cmp), AV_OPT_TYPE_INT, {.i64 = FF_CMP_DCTMAX }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "cmp_func" }, \ +{"sc_threshold", "Scene change threshold", FF_MPV_OFFSET(scenechange_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"noise_reduction", "Noise reduction", FF_MPV_OFFSET(noise_reduction), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"mpeg_quant", "Use MPEG quantizers instead of H.263", FF_MPV_OFFSET(mpeg_quant), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, FF_MPV_OPT_FLAGS }, \ +{"ps", "RTP payload size in bytes", FF_MPV_OFFSET(rtp_payload_size), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"mepc", "Motion estimation bitrate penalty compensation (1.0 = 256)", FF_MPV_OFFSET(me_penalty_compensation), AV_OPT_TYPE_INT, {.i64 = 256 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ +{"mepre", "pre motion estimation", FF_MPV_OFFSET(me_pre), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \ + +extern const AVOption ff_mpv_generic_options[]; + +/** + * Set the given MpegEncContext to common defaults (same for encoding + * and decoding). The changed fields will not depend upon the prior + * state of the MpegEncContext. + */ +void ff_mpv_common_defaults(MpegEncContext *s); + +int ff_mpv_common_init(MpegEncContext *s); +void ff_mpv_common_init_arm(MpegEncContext *s); +void ff_mpv_common_init_neon(MpegEncContext *s); +void ff_mpv_common_init_ppc(MpegEncContext *s); +void ff_mpv_common_init_x86(MpegEncContext *s); + +int ff_mpv_common_frame_size_change(MpegEncContext *s); +void ff_mpv_common_end(MpegEncContext *s); + +void ff_mpv_decode_defaults(MpegEncContext *s); +void ff_mpv_decode_mb(MpegEncContext *s, int16_t block[12][64]); +void ff_mpv_report_decode_progress(MpegEncContext *s); + +int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx); +void ff_mpv_frame_end(MpegEncContext *s); + +int ff_mpv_encode_init(AVCodecContext *avctx); +void ff_mpv_encode_init_x86(MpegEncContext *s); + +int ff_mpv_encode_end(AVCodecContext *avctx); +int ff_mpv_encode_picture(AVCodecContext *avctx, AVPacket *pkt, + const AVFrame *frame, int *got_packet); + void ff_clean_intra_table_entries(MpegEncContext *s); -void ff_draw_horiz_band(MpegEncContext *s, int y, int h); +void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h); void ff_mpeg_flush(AVCodecContext *avctx); -void ff_print_debug_info(MpegEncContext *s, AVFrame *pict); +void ff_print_debug_info(MpegEncContext *s, Picture *p); void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix); -void ff_release_unused_pictures(MpegEncContext *s, int remove_current); -int ff_find_unused_picture(MpegEncContext *s, int shared); -void ff_denoise_dct(MpegEncContext *s, DCTELEM *block); -void ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src); -int MPV_lowest_referenced_row(MpegEncContext *s, int dir); -void MPV_report_decode_progress(MpegEncContext *s); + +int ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src); int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src); -const uint8_t *ff_find_start_code(const uint8_t *p, const uint8_t *end, uint32_t *state); void ff_set_qscale(MpegEncContext * s, int qscale); -void ff_er_frame_start(MpegEncContext *s); -void ff_er_frame_end(MpegEncContext *s); -void ff_er_add_slice(MpegEncContext *s, int startx, int starty, int endx, int endy, int status); - -int ff_dct_common_init(MpegEncContext *s); -void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][64], +void ff_mpv_idct_init(MpegEncContext *s); +void ff_convert_matrix(MpegEncContext *s, int (*qmat)[64], uint16_t (*qmat16)[2][64], const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra); +int ff_dct_quantize_c(MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow); void ff_init_block_index(MpegEncContext *s); -void ff_copy_picture(Picture *dst, Picture *src); - -/** - * allocates a Picture - * The pixels are allocated/set by calling get_buffer() if shared=0 - */ -int ff_alloc_picture(MpegEncContext *s, Picture *pic, int shared); -extern const enum PixelFormat ff_pixfmt_list_420[]; -extern const enum PixelFormat ff_hwaccel_pixfmt_list_420[]; +void ff_mpv_motion(MpegEncContext *s, + uint8_t *dest_y, uint8_t *dest_cb, + uint8_t *dest_cr, int dir, + uint8_t **ref_picture, + op_pixels_func (*pix_op)[4], + qpel_mc_func (*qpix_op)[16]); static inline void ff_update_block_index(MpegEncContext *s){ - const int block_size= 8>>s->avctx->lowres; + const int block_size = 8; s->block_index[0]+=2; s->block_index[1]+=2; @@ -760,85 +700,4 @@ static inline int get_bits_diff(MpegEncContext *s){ return bits - last; } -static inline int ff_h263_round_chroma(int x){ - static const uint8_t h263_chroma_roundtab[16] = { - // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 - 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, - }; - return h263_chroma_roundtab[x & 0xf] + (x >> 3); -} - -/* motion_est.c */ -void ff_estimate_p_frame_motion(MpegEncContext * s, - int mb_x, int mb_y); -void ff_estimate_b_frame_motion(MpegEncContext * s, - int mb_x, int mb_y); -int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type); -void ff_fix_long_p_mvs(MpegEncContext * s); -void ff_fix_long_mvs(MpegEncContext * s, uint8_t *field_select_table, int field_select, - int16_t (*mv_table)[2], int f_code, int type, int truncate); -int ff_init_me(MpegEncContext *s); -int ff_pre_estimate_p_frame_motion(MpegEncContext * s, int mb_x, int mb_y); -int ff_epzs_motion_search(MpegEncContext * s, int *mx_ptr, int *my_ptr, - int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2], - int ref_mv_scale, int size, int h); -int ff_get_mb_score(MpegEncContext * s, int mx, int my, int src_index, - int ref_index, int size, int h, int add_rate); - -/* mpeg12.c */ -extern const uint8_t ff_mpeg1_dc_scale_table[128]; -extern const uint8_t * const ff_mpeg2_dc_scale_table[4]; - -void mpeg1_encode_picture_header(MpegEncContext *s, int picture_number); -void mpeg1_encode_mb(MpegEncContext *s, - DCTELEM block[6][64], - int motion_x, int motion_y); -void ff_mpeg1_encode_init(MpegEncContext *s); -void ff_mpeg1_encode_slice_header(MpegEncContext *s); -void ff_mpeg1_clean_buffers(MpegEncContext *s); -int ff_mpeg1_find_frame_end(ParseContext *pc, const uint8_t *buf, int buf_size, AVCodecParserContext *s); - -extern const uint8_t ff_aic_dc_scale_table[32]; -extern const uint8_t ff_h263_chroma_qscale_table[32]; -extern const uint8_t ff_h263_loop_filter_strength[32]; - -/* h261.c */ -void ff_h261_loop_filter(MpegEncContext *s); -void ff_h261_reorder_mb_index(MpegEncContext* s); -void ff_h261_encode_mb(MpegEncContext *s, - DCTELEM block[6][64], - int motion_x, int motion_y); -void ff_h261_encode_picture_header(MpegEncContext * s, int picture_number); -void ff_h261_encode_init(MpegEncContext *s); -int ff_h261_get_picture_format(int width, int height); - - -/* rv10.c */ -void rv10_encode_picture_header(MpegEncContext *s, int picture_number); -int rv_decode_dc(MpegEncContext *s, int n); -void rv20_encode_picture_header(MpegEncContext *s, int picture_number); - - -/* msmpeg4.c */ -void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number); -void msmpeg4_encode_ext_header(MpegEncContext * s); -void msmpeg4_encode_mb(MpegEncContext * s, - DCTELEM block[6][64], - int motion_x, int motion_y); -int msmpeg4_decode_picture_header(MpegEncContext * s); -int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size); -int ff_msmpeg4_decode_init(AVCodecContext *avctx); -void ff_msmpeg4_encode_init(MpegEncContext *s); -int ff_wmv2_decode_picture_header(MpegEncContext * s); -int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s); -void ff_wmv2_add_mb(MpegEncContext *s, DCTELEM block[6][64], uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr); -void ff_mspel_motion(MpegEncContext *s, - uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, - uint8_t **ref_picture, op_pixels_func (*pix_op)[4], - int motion_x, int motion_y, int h); -int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number); -void ff_wmv2_encode_mb(MpegEncContext * s, - DCTELEM block[6][64], - int motion_x, int motion_y); - #endif /* AVCODEC_MPEGVIDEO_H */