diff options
-rw-r--r-- | libavcodec/h264.h | 499 | ||||
-rw-r--r-- | libavcodec/h264data.h | 369 | ||||
-rw-r--r-- | libavcodec/h264pred.h | 81 |
3 files changed, 491 insertions, 458 deletions
diff --git a/libavcodec/h264.h b/libavcodec/h264.h index ce06f61..570ce2f 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -37,14 +37,14 @@ #include "rectangle.h" #define interlaced_dct interlaced_dct_is_a_bad_name -#define mb_intra mb_intra_is_not_initialized_see_mb_type +#define mb_intra mb_intra_is_not_initialized_see_mb_type -#define MAX_SPS_COUNT 32 -#define MAX_PPS_COUNT 256 +#define MAX_SPS_COUNT 32 +#define MAX_PPS_COUNT 256 -#define MAX_MMCO_COUNT 66 +#define MAX_MMCO_COUNT 66 -#define MAX_DELAYED_PIC_COUNT 16 +#define MAX_DELAYED_PIC_COUNT 16 /* Compiling in interlaced support reduces the speed * of progressive decoding by about 2%. */ @@ -59,25 +59,25 @@ #define MAX_SLICES 16 #ifdef ALLOW_INTERLACE -#define MB_MBAFF h->mb_mbaff -#define MB_FIELD h->mb_field_decoding_flag +#define MB_MBAFF h->mb_mbaff +#define MB_FIELD h->mb_field_decoding_flag #define FRAME_MBAFF h->mb_aff_frame #define FIELD_PICTURE (s->picture_structure != PICT_FRAME) #define LEFT_MBS 2 -#define LTOP 0 -#define LBOT 1 -#define LEFT(i) (i) +#define LTOP 0 +#define LBOT 1 +#define LEFT(i) (i) #else -#define MB_MBAFF 0 -#define MB_FIELD 0 -#define FRAME_MBAFF 0 +#define MB_MBAFF 0 +#define MB_FIELD 0 +#define FRAME_MBAFF 0 #define FIELD_PICTURE 0 #undef IS_INTERLACED #define IS_INTERLACED(mb_type) 0 #define LEFT_MBS 1 -#define LTOP 0 -#define LBOT 0 -#define LEFT(i) 0 +#define LTOP 0 +#define LBOT 0 +#define LEFT(i) 0 #endif #define FIELD_OR_MBAFF_PICTURE (FRAME_MBAFF || FIELD_PICTURE) @@ -88,9 +88,9 @@ #define CHROMA422 (h->sps.chroma_format_idc == 2) #define CHROMA444 (h->sps.chroma_format_idc == 3) -#define EXTENDED_SAR 255 +#define EXTENDED_SAR 255 -#define MB_TYPE_REF0 MB_TYPE_ACPRED //dirty but it fits in 16 bit +#define MB_TYPE_REF0 MB_TYPE_ACPRED // dirty but it fits in 16 bit #define MB_TYPE_8x8DCT 0x01000000 #define IS_REF0(a) ((a) & MB_TYPE_REF0) #define IS_8x8DCT(a) ((a) & MB_TYPE_8x8DCT) @@ -101,11 +101,11 @@ */ #define DELAYED_PIC_REF 4 -#define QP_MAX_NUM (51 + 2*6) // The maximum supported qp +#define QP_MAX_NUM (51 + 2 * 6) // The maximum supported qp /* NAL unit types */ enum { - NAL_SLICE=1, + NAL_SLICE = 1, NAL_DPA, NAL_DPB, NAL_DPC, @@ -118,17 +118,17 @@ enum { NAL_END_STREAM, NAL_FILLER_DATA, NAL_SPS_EXT, - NAL_AUXILIARY_SLICE=19 + NAL_AUXILIARY_SLICE = 19 }; /** * SEI message types */ typedef enum { - SEI_BUFFERING_PERIOD = 0, ///< buffering period (H.264, D.1.1) - SEI_TYPE_PIC_TIMING = 1, ///< picture timing - SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data - SEI_TYPE_RECOVERY_POINT = 6 ///< recovery point (frame # to decoder sync) + SEI_BUFFERING_PERIOD = 0, ///< buffering period (H.264, D.1.1) + SEI_TYPE_PIC_TIMING = 1, ///< picture timing + SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data + SEI_TYPE_RECOVERY_POINT = 6 ///< recovery point (frame # to decoder sync) } SEI_Type; /** @@ -149,8 +149,7 @@ typedef enum { /** * Sequence parameter set */ -typedef struct SPS{ - +typedef struct SPS { int profile_idc; int level_idc; int chroma_format_idc; @@ -167,9 +166,9 @@ typedef struct SPS{ int mb_width; ///< pic_width_in_mbs_minus1 + 1 int mb_height; ///< pic_height_in_map_units_minus1 + 1 int frame_mbs_only_flag; - int mb_aff; ///<mb_adaptive_frame_field_flag + int mb_aff; ///< mb_adaptive_frame_field_flag int direct_8x8_inference_flag; - int crop; ///< frame_cropping_flag + int crop; ///< frame_cropping_flag unsigned int crop_left; ///< frame_cropping_rect_left_offset unsigned int crop_right; ///< frame_cropping_rect_right_offset unsigned int crop_top; ///< frame_cropping_rect_top_offset @@ -186,7 +185,7 @@ typedef struct SPS{ uint32_t num_units_in_tick; uint32_t time_scale; int fixed_frame_rate_flag; - short offset_for_ref_frame[256]; //FIXME dyn aloc? + short offset_for_ref_frame[256]; // FIXME dyn aloc? int bitstream_restriction_flag; int num_reorder_frames; int scaling_matrix_present; @@ -196,20 +195,20 @@ typedef struct SPS{ int vcl_hrd_parameters_present_flag; int pic_struct_present_flag; int time_offset_length; - int cpb_cnt; ///< See H.264 E.1.2 - int initial_cpb_removal_delay_length; ///< initial_cpb_removal_delay_length_minus1 +1 - int cpb_removal_delay_length; ///< cpb_removal_delay_length_minus1 + 1 - int dpb_output_delay_length; ///< dpb_output_delay_length_minus1 + 1 - int bit_depth_luma; ///< bit_depth_luma_minus8 + 8 - int bit_depth_chroma; ///< bit_depth_chroma_minus8 + 8 - int residual_color_transform_flag; ///< residual_colour_transform_flag - int constraint_set_flags; ///< constraint_set[0-3]_flag -}SPS; + int cpb_cnt; ///< See H.264 E.1.2 + int initial_cpb_removal_delay_length; ///< initial_cpb_removal_delay_length_minus1 + 1 + int cpb_removal_delay_length; ///< cpb_removal_delay_length_minus1 + 1 + int dpb_output_delay_length; ///< dpb_output_delay_length_minus1 + 1 + int bit_depth_luma; ///< bit_depth_luma_minus8 + 8 + int bit_depth_chroma; ///< bit_depth_chroma_minus8 + 8 + int residual_color_transform_flag; ///< residual_colour_transform_flag + int constraint_set_flags; ///< constraint_set[0-3]_flag +} SPS; /** * Picture parameter set */ -typedef struct PPS{ +typedef struct PPS { unsigned int sps_id; int cabac; ///< entropy_coding_mode_flag int pic_order_present; ///< pic_order_present_flag @@ -222,20 +221,20 @@ typedef struct PPS{ int init_qs; ///< pic_init_qs_minus26 + 26 int chroma_qp_index_offset[2]; int deblocking_filter_parameters_present; ///< deblocking_filter_parameters_present_flag - int constrained_intra_pred; ///< constrained_intra_pred_flag - int redundant_pic_cnt_present; ///< redundant_pic_cnt_present_flag - int transform_8x8_mode; ///< transform_8x8_mode_flag + int constrained_intra_pred; ///< constrained_intra_pred_flag + int redundant_pic_cnt_present; ///< redundant_pic_cnt_present_flag + int transform_8x8_mode; ///< transform_8x8_mode_flag uint8_t scaling_matrix4[6][16]; uint8_t scaling_matrix8[6][64]; - uint8_t chroma_qp_table[2][64]; ///< pre-scaled (with chroma_qp_index_offset) version of qp_table + uint8_t chroma_qp_table[2][64]; ///< pre-scaled (with chroma_qp_index_offset) version of qp_table int chroma_qp_diff; -}PPS; +} PPS; /** * Memory management control operation opcode. */ -typedef enum MMCOOpcode{ - MMCO_END=0, +typedef enum MMCOOpcode { + MMCO_END = 0, MMCO_SHORT2UNUSED, MMCO_LONG2UNUSED, MMCO_SHORT2LONG, @@ -247,7 +246,7 @@ typedef enum MMCOOpcode{ /** * Memory management control operation. */ -typedef struct MMCO{ +typedef struct MMCO { MMCOOpcode opcode; int short_pic_num; ///< pic_num without wrapping (pic_num & max_pic_num) int long_arg; ///< index, pic_num, or num long refs depending on opcode @@ -256,18 +255,18 @@ typedef struct MMCO{ /** * H264Context */ -typedef struct H264Context{ +typedef struct H264Context { MpegEncContext s; H264DSPContext h264dsp; int pixel_shift; ///< 0 for 8-bit H264, 1 for high-bit-depth H264 - int chroma_qp[2]; //QPc + int chroma_qp[2]; // QPc int qp_thresh; ///< QP threshold to skip loopfilter int prev_mb_skipped; int next_mb_skipped; - //prediction stuff + // prediction stuff int chroma_pred_mode; int intra16x16_pred_mode; @@ -281,32 +280,32 @@ typedef struct H264Context{ int topright_type; int left_type[LEFT_MBS]; - const uint8_t * left_block; + const uint8_t *left_block; int topleft_partition; - int8_t intra4x4_pred_mode_cache[5*8]; - int8_t (*intra4x4_pred_mode); + int8_t intra4x4_pred_mode_cache[5 * 8]; + int8_t(*intra4x4_pred_mode); H264PredContext hpc; unsigned int topleft_samples_available; unsigned int top_samples_available; unsigned int topright_samples_available; unsigned int left_samples_available; - uint8_t (*top_borders[2])[(16*3)*2]; + uint8_t (*top_borders[2])[(16 * 3) * 2]; /** * non zero coeff count cache. * is 64 if not available. */ - DECLARE_ALIGNED(8, uint8_t, non_zero_count_cache)[15*8]; + DECLARE_ALIGNED(8, uint8_t, non_zero_count_cache)[15 * 8]; uint8_t (*non_zero_count)[48]; /** * Motion vector cache. */ - DECLARE_ALIGNED(16, int16_t, mv_cache)[2][5*8][2]; - DECLARE_ALIGNED(8, int8_t, ref_cache)[2][5*8]; -#define LIST_NOT_USED -1 //FIXME rename? + DECLARE_ALIGNED(16, int16_t, mv_cache)[2][5 * 8][2]; + DECLARE_ALIGNED(8, int8_t, ref_cache)[2][5 * 8]; +#define LIST_NOT_USED -1 // FIXME rename? #define PART_NOT_AVAILABLE -2 /** @@ -318,13 +317,13 @@ typedef struct H264Context{ * block_offset[ 0..23] for frame macroblocks * block_offset[24..47] for field macroblocks */ - int block_offset[2*(16*3)]; + int block_offset[2 * (16 * 3)]; - uint32_t *mb2b_xy; //FIXME are these 4 a good idea? + uint32_t *mb2b_xy; // FIXME are these 4 a good idea? uint32_t *mb2br_xy; - int b_stride; //FIXME use s->b4_stride + int b_stride; // FIXME use s->b4_stride - int mb_linesize; ///< may be equal to s->linesize or s->linesize*2, for mbaff + int mb_linesize; ///< may be equal to s->linesize or s->linesize * 2, for mbaff int mb_uvlinesize; int emu_edge_width; @@ -335,32 +334,32 @@ typedef struct H264Context{ /** * current pps */ - PPS pps; //FIXME move to Picture perhaps? (->no) do we need that? + PPS pps; // FIXME move to Picture perhaps? (->no) do we need that? - uint32_t dequant4_buffer[6][QP_MAX_NUM+1][16]; //FIXME should these be moved down? - uint32_t dequant8_buffer[6][QP_MAX_NUM+1][64]; - uint32_t (*dequant4_coeff[6])[16]; - uint32_t (*dequant8_coeff[6])[64]; + uint32_t dequant4_buffer[6][QP_MAX_NUM + 1][16]; // FIXME should these be moved down? + uint32_t dequant8_buffer[6][QP_MAX_NUM + 1][64]; + uint32_t(*dequant4_coeff[6])[16]; + uint32_t(*dequant8_coeff[6])[64]; int slice_num; - uint16_t *slice_table; ///< slice_table_base + 2*mb_stride + 1 + uint16_t *slice_table; ///< slice_table_base + 2*mb_stride + 1 int slice_type; - int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P) + int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P) int slice_type_fixed; - //interlacing specific flags + // interlacing specific flags int mb_aff_frame; int mb_field_decoding_flag; - int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag + int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag DECLARE_ALIGNED(8, uint16_t, sub_mb_type)[4]; - //Weighted pred stuff + // Weighted pred stuff int use_weight; int use_weight_chroma; int luma_log2_weight_denom; int chroma_log2_weight_denom; - //The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss + // The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss int luma_weight[48][2][2]; int chroma_weight[48][2][2][2]; int implicit_weight[48][48][2]; @@ -370,48 +369,48 @@ typedef struct H264Context{ int col_fieldoff; int dist_scale_factor[16]; int dist_scale_factor_field[2][32]; - int map_col_to_list0[2][16+32]; - int map_col_to_list0_field[2][2][16+32]; + int map_col_to_list0[2][16 + 32]; + int map_col_to_list0_field[2][2][16 + 32]; /** * num_ref_idx_l0/1_active_minus1 + 1 */ - unsigned int ref_count[2]; ///< counts frames or fields, depending on current mb mode + unsigned int ref_count[2]; ///< counts frames or fields, depending on current mb mode unsigned int list_count; - uint8_t *list_counts; ///< Array of list_count per MB specifying the slice type - Picture ref_list[2][48]; /**< 0..15: frame refs, 16..47: mbaff field refs. - Reordered version of default_ref_list - according to picture reordering in slice header */ - int ref2frm[MAX_SLICES][2][64]; ///< reference to frame number lists, used in the loop filter, the first 2 are for -2,-1 + uint8_t *list_counts; ///< Array of list_count per MB specifying the slice type + Picture ref_list[2][48]; /**< 0..15: frame refs, 16..47: mbaff field refs. + * Reordered version of default_ref_list + * according to picture reordering in slice header */ + int ref2frm[MAX_SLICES][2][64]; ///< reference to frame number lists, used in the loop filter, the first 2 are for -2,-1 - //data partitioning + // data partitioning GetBitContext intra_gb; GetBitContext inter_gb; GetBitContext *intra_gb_ptr; GetBitContext *inter_gb_ptr; - DECLARE_ALIGNED(16, DCTELEM, mb)[16*48*2]; ///< as a dct coeffecient is int32_t in high depth, we need to reserve twice the space. - DECLARE_ALIGNED(16, DCTELEM, mb_luma_dc)[3][16*2]; - DCTELEM mb_padding[256*2]; ///< as mb is addressed by scantable[i] and scantable is uint8_t we can either check that i is not too large or ensure that there is some unused stuff after mb + DECLARE_ALIGNED(16, DCTELEM, mb)[16 * 48 * 2]; ///< as a dct coeffecient is int32_t in high depth, we need to reserve twice the space. + DECLARE_ALIGNED(16, DCTELEM, mb_luma_dc)[3][16 * 2]; + DCTELEM mb_padding[256 * 2]; ///< as mb is addressed by scantable[i] and scantable is uint8_t we can either check that i is not too large or ensure that there is some unused stuff after mb /** * Cabac */ CABACContext cabac; - uint8_t cabac_state[1024]; + uint8_t cabac_state[1024]; - /* 0x100 -> non null luma_dc, 0x80/0x40 -> non null chroma_dc (cb/cr), 0x?0 -> chroma_cbp(0,1,2), 0x0? luma_cbp */ - uint16_t *cbp_table; + /* 0x100 -> non null luma_dc, 0x80/0x40 -> non null chroma_dc (cb/cr), 0x?0 -> chroma_cbp(0, 1, 2), 0x0? luma_cbp */ + uint16_t *cbp_table; int cbp; int top_cbp; int left_cbp; /* chroma_pred_mode for i4x4 or i16x16, else 0 */ - uint8_t *chroma_pred_mode_table; - int last_qscale_diff; - uint8_t (*mvd_table[2])[2]; - DECLARE_ALIGNED(16, uint8_t, mvd_cache)[2][5*8][2]; - uint8_t *direct_table; - uint8_t direct_cache[5*8]; + uint8_t *chroma_pred_mode_table; + int last_qscale_diff; + uint8_t (*mvd_table[2])[2]; + DECLARE_ALIGNED(16, uint8_t, mvd_cache)[2][5 * 8][2]; + uint8_t *direct_table; + uint8_t direct_cache[5 * 8]; uint8_t zigzag_scan[16]; uint8_t zigzag_scan8x8[64]; @@ -432,13 +431,13 @@ typedef struct H264Context{ int is_complex; - //deblock - int deblocking_filter; ///< disable_deblocking_filter_idc with 1<->0 + // deblock + int deblocking_filter; ///< disable_deblocking_filter_idc with 1 <-> 0 int slice_alpha_c0_offset; int slice_beta_offset; -//============================================================= - //Things below are not used in the MB or more inner code + // ============================================================= + // Things below are not used in the MB or more inner code int nal_ref_idc; int nal_unit_type; @@ -448,37 +447,36 @@ typedef struct H264Context{ /** * Used to parse AVC variant of h264 */ - int is_avc; ///< this flag is != 0 if codec is avc1 - int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4) - int got_first; ///< this flag is != 0 if we've parsed a frame + int is_avc; ///< this flag is != 0 if codec is avc1 + int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4) + int got_first; ///< this flag is != 0 if we've parsed a frame SPS *sps_buffers[MAX_SPS_COUNT]; PPS *pps_buffers[MAX_PPS_COUNT]; - int dequant_coeff_pps; ///< reinit tables when pps changes + int dequant_coeff_pps; ///< reinit tables when pps changes uint16_t *slice_table_base; - - //POC stuff + // POC stuff int poc_lsb; int poc_msb; int delta_poc_bottom; int delta_poc[2]; int frame_num; - int prev_poc_msb; ///< poc_msb of the last reference pic for POC type 0 - int prev_poc_lsb; ///< poc_lsb of the last reference pic for POC type 0 - int frame_num_offset; ///< for POC type 2 - int prev_frame_num_offset; ///< for POC type 2 - int prev_frame_num; ///< frame_num of the last pic for POC type 1/2 + int prev_poc_msb; ///< poc_msb of the last reference pic for POC type 0 + int prev_poc_lsb; ///< poc_lsb of the last reference pic for POC type 0 + int frame_num_offset; ///< for POC type 2 + int prev_frame_num_offset; ///< for POC type 2 + int prev_frame_num; ///< frame_num of the last pic for POC type 1/2 /** - * frame_num for frames or 2*frame_num+1 for field pics. + * frame_num for frames or 2 * frame_num + 1 for field pics. */ int curr_pic_num; /** - * max_frame_num or 2*max_frame_num for field pics. + * max_frame_num or 2 * max_frame_num for field pics. */ int max_pic_num; @@ -487,7 +485,7 @@ typedef struct H264Context{ Picture *short_ref[32]; Picture *long_ref[32]; Picture default_ref_list[2][32]; ///< base reference list for all slices of a coded picture - Picture *delayed_pic[MAX_DELAYED_PIC_COUNT+2]; //FIXME size? + Picture *delayed_pic[MAX_DELAYED_PIC_COUNT + 2]; // FIXME size? int last_pocs[MAX_DELAYED_PIC_COUNT]; Picture *next_output_pic; int outputed_poc; @@ -500,10 +498,10 @@ typedef struct H264Context{ int mmco_index; int mmco_reset; - int long_ref_count; ///< number of actual long term references - int short_ref_count; ///< number of actual short term references + int long_ref_count; ///< number of actual long term references + int short_ref_count; ///< number of actual short term references - int cabac_init_idc; + int cabac_init_idc; /** * @name Members for slice based multithreading @@ -572,18 +570,17 @@ typedef struct H264Context{ */ int sei_recovery_frame_cnt; - int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag - int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag + int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag + int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag // Timestamp stuff - int sei_buffering_period_present; ///< Buffering period SEI flag - int initial_cpb_removal_delay[32]; ///< Initial timestamps for CPBs + int sei_buffering_period_present; ///< Buffering period SEI flag + int initial_cpb_removal_delay[32]; ///< Initial timestamps for CPBs int cur_chroma_format_idc; -}H264Context; +} H264Context; - -extern const uint8_t ff_h264_chroma_qp[3][QP_MAX_NUM+1]; ///< One chroma qp table for each supported bit depth (8, 9, 10). +extern const uint8_t ff_h264_chroma_qp[3][QP_MAX_NUM + 1]; ///< One chroma qp table for each supported bit depth (8, 9, 10). extern const uint16_t ff_h264_mb_sizes[4]; /** @@ -610,13 +607,16 @@ int ff_h264_decode_picture_parameter_set(H264Context *h, int bit_length); * Decode a network abstraction layer unit. * @param consumed is the number of bytes used as input * @param length is the length of the array - * @param dst_length is the number of decoded bytes FIXME here or a decode rbsp tailing? + * @param dst_length is the number of decoded bytes FIXME here + * or a decode rbsp tailing? * @return decoded bytes, might be src+1 if no escapes */ -const uint8_t *ff_h264_decode_nal(H264Context *h, const uint8_t *src, int *dst_length, int *consumed, int length); +const uint8_t *ff_h264_decode_nal(H264Context *h, const uint8_t *src, + int *dst_length, int *consumed, int length); /** - * Free any data that may have been allocated in the H264 context like SPS, PPS etc. + * Free any data that may have been allocated in the H264 context + * like SPS, PPS etc. */ av_cold void ff_h264_free_context(H264Context *h); @@ -649,14 +649,15 @@ int ff_h264_decode_ref_pic_marking(H264Context *h, GetBitContext *gb); void ff_generate_sliding_window_mmcos(H264Context *h); - /** - * Check if the top & left blocks are available if needed & change the dc mode so it only uses the available blocks. + * Check if the top & left blocks are available if needed & change the + * dc mode so it only uses the available blocks. */ int ff_h264_check_intra4x4_pred_mode(H264Context *h); /** - * Check if the top & left blocks are available if needed & change the dc mode so it only uses the available blocks. + * Check if the top & left blocks are available if needed & change the + * dc mode so it only uses the available blocks. */ int ff_h264_check_intra_pred_mode(H264Context *h, int mode, int is_chroma); @@ -668,24 +669,28 @@ av_cold void ff_h264_decode_init_vlc(void); /** * Decode a macroblock - * @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR if an error is noticed + * @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR on error */ int ff_h264_decode_mb_cavlc(H264Context *h); /** * Decode a CABAC coded macroblock - * @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR if an error is noticed + * @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR on error */ int ff_h264_decode_mb_cabac(H264Context *h); void ff_h264_init_cabac_states(H264Context *h); -void ff_h264_direct_dist_scale_factor(H264Context * const h); -void ff_h264_direct_ref_list_init(H264Context * const h); -void ff_h264_pred_direct_motion(H264Context * const h, int *mb_type); +void ff_h264_direct_dist_scale_factor(H264Context *const h); +void ff_h264_direct_ref_list_init(H264Context *const h); +void ff_h264_pred_direct_motion(H264Context *const h, int *mb_type); -void ff_h264_filter_mb_fast( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); -void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); +void ff_h264_filter_mb_fast(H264Context *h, int mb_x, int mb_y, + uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, + unsigned int linesize, unsigned int uvlinesize); +void ff_h264_filter_mb(H264Context *h, int mb_x, int mb_y, + uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, + unsigned int linesize, unsigned int uvlinesize); /** * Reset SEI values at the beginning of the frame. @@ -694,16 +699,15 @@ void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint */ void ff_h264_reset_sei(H264Context *h); - /* -o-o o-o - / / / -o-o o-o - ,---' -o-o o-o - / / / -o-o o-o -*/ + * o-o o-o + * / / / + * o-o o-o + * ,---' + * o-o o-o + * / / / + * o-o o-o + */ /* Scan8 organization: * 0 1 2 3 4 5 6 7 @@ -728,156 +732,173 @@ o-o o-o #define LUMA_DC_BLOCK_INDEX 48 #define CHROMA_DC_BLOCK_INDEX 49 -//This table must be here because scan8[constant] must be known at compiletime -static const uint8_t scan8[16*3 + 3]={ - 4+ 1*8, 5+ 1*8, 4+ 2*8, 5+ 2*8, - 6+ 1*8, 7+ 1*8, 6+ 2*8, 7+ 2*8, - 4+ 3*8, 5+ 3*8, 4+ 4*8, 5+ 4*8, - 6+ 3*8, 7+ 3*8, 6+ 4*8, 7+ 4*8, - 4+ 6*8, 5+ 6*8, 4+ 7*8, 5+ 7*8, - 6+ 6*8, 7+ 6*8, 6+ 7*8, 7+ 7*8, - 4+ 8*8, 5+ 8*8, 4+ 9*8, 5+ 9*8, - 6+ 8*8, 7+ 8*8, 6+ 9*8, 7+ 9*8, - 4+11*8, 5+11*8, 4+12*8, 5+12*8, - 6+11*8, 7+11*8, 6+12*8, 7+12*8, - 4+13*8, 5+13*8, 4+14*8, 5+14*8, - 6+13*8, 7+13*8, 6+14*8, 7+14*8, - 0+ 0*8, 0+ 5*8, 0+10*8 +// This table must be here because scan8[constant] must be known at compiletime +static const uint8_t scan8[16 * 3 + 3] = { + 4 + 1 * 8, 5 + 1 * 8, 4 + 2 * 8, 5 + 2 * 8, + 6 + 1 * 8, 7 + 1 * 8, 6 + 2 * 8, 7 + 2 * 8, + 4 + 3 * 8, 5 + 3 * 8, 4 + 4 * 8, 5 + 4 * 8, + 6 + 3 * 8, 7 + 3 * 8, 6 + 4 * 8, 7 + 4 * 8, + 4 + 6 * 8, 5 + 6 * 8, 4 + 7 * 8, 5 + 7 * 8, + 6 + 6 * 8, 7 + 6 * 8, 6 + 7 * 8, 7 + 7 * 8, + 4 + 8 * 8, 5 + 8 * 8, 4 + 9 * 8, 5 + 9 * 8, + 6 + 8 * 8, 7 + 8 * 8, 6 + 9 * 8, 7 + 9 * 8, + 4 + 11 * 8, 5 + 11 * 8, 4 + 12 * 8, 5 + 12 * 8, + 6 + 11 * 8, 7 + 11 * 8, 6 + 12 * 8, 7 + 12 * 8, + 4 + 13 * 8, 5 + 13 * 8, 4 + 14 * 8, 5 + 14 * 8, + 6 + 13 * 8, 7 + 13 * 8, 6 + 14 * 8, 7 + 14 * 8, + 0 + 0 * 8, 0 + 5 * 8, 0 + 10 * 8 }; -static av_always_inline uint32_t pack16to32(int a, int b){ +static av_always_inline uint32_t pack16to32(int a, int b) +{ #if HAVE_BIGENDIAN - return (b&0xFFFF) + (a<<16); + return (b & 0xFFFF) + (a << 16); #else - return (a&0xFFFF) + (b<<16); + return (a & 0xFFFF) + (b << 16); #endif } -static av_always_inline uint16_t pack8to16(int a, int b){ +static av_always_inline uint16_t pack8to16(int a, int b) +{ #if HAVE_BIGENDIAN - return (b&0xFF) + (a<<8); + return (b & 0xFF) + (a << 8); #else - return (a&0xFF) + (b<<8); + return (a & 0xFF) + (b << 8); #endif } /** * Get the chroma qp. */ -static av_always_inline int get_chroma_qp(H264Context *h, int t, int qscale){ +static av_always_inline int get_chroma_qp(H264Context *h, int t, int qscale) +{ return h->pps.chroma_qp_table[t][qscale]; } /** * Get the predicted intra4x4 prediction mode. */ -static av_always_inline int pred_intra_mode(H264Context *h, int n){ - const int index8= scan8[n]; - const int left= h->intra4x4_pred_mode_cache[index8 - 1]; - const int top = h->intra4x4_pred_mode_cache[index8 - 8]; - const int min= FFMIN(left, top); +static av_always_inline int pred_intra_mode(H264Context *h, int n) +{ + const int index8 = scan8[n]; + const int left = h->intra4x4_pred_mode_cache[index8 - 1]; + const int top = h->intra4x4_pred_mode_cache[index8 - 8]; + const int min = FFMIN(left, top); - tprintf(h->s.avctx, "mode:%d %d min:%d\n", left ,top, min); + tprintf(h->s.avctx, "mode:%d %d min:%d\n", left, top, min); - if(min<0) return DC_PRED; - else return min; + if (min < 0) + return DC_PRED; + else + return min; } -static av_always_inline void write_back_intra_pred_mode(H264Context *h){ - int8_t *i4x4= h->intra4x4_pred_mode + h->mb2br_xy[h->mb_xy]; - int8_t *i4x4_cache= h->intra4x4_pred_mode_cache; +static av_always_inline void write_back_intra_pred_mode(H264Context *h) +{ + int8_t *i4x4 = h->intra4x4_pred_mode + h->mb2br_xy[h->mb_xy]; + int8_t *i4x4_cache = h->intra4x4_pred_mode_cache; - AV_COPY32(i4x4, i4x4_cache + 4 + 8*4); - i4x4[4]= i4x4_cache[7+8*3]; - i4x4[5]= i4x4_cache[7+8*2]; - i4x4[6]= i4x4_cache[7+8*1]; + AV_COPY32(i4x4, i4x4_cache + 4 + 8 * 4); + i4x4[4] = i4x4_cache[7 + 8 * 3]; + i4x4[5] = i4x4_cache[7 + 8 * 2]; + i4x4[6] = i4x4_cache[7 + 8 * 1]; } -static av_always_inline void write_back_non_zero_count(H264Context *h){ - const int mb_xy= h->mb_xy; - uint8_t *nnz = h->non_zero_count[mb_xy]; +static av_always_inline void write_back_non_zero_count(H264Context *h) +{ + const int mb_xy = h->mb_xy; + uint8_t *nnz = h->non_zero_count[mb_xy]; uint8_t *nnz_cache = h->non_zero_count_cache; - AV_COPY32(&nnz[ 0], &nnz_cache[4+8* 1]); - AV_COPY32(&nnz[ 4], &nnz_cache[4+8* 2]); - AV_COPY32(&nnz[ 8], &nnz_cache[4+8* 3]); - AV_COPY32(&nnz[12], &nnz_cache[4+8* 4]); - AV_COPY32(&nnz[16], &nnz_cache[4+8* 6]); - AV_COPY32(&nnz[20], &nnz_cache[4+8* 7]); - AV_COPY32(&nnz[32], &nnz_cache[4+8*11]); - AV_COPY32(&nnz[36], &nnz_cache[4+8*12]); - - if(!h->s.chroma_y_shift){ - AV_COPY32(&nnz[24], &nnz_cache[4+8* 8]); - AV_COPY32(&nnz[28], &nnz_cache[4+8* 9]); - AV_COPY32(&nnz[40], &nnz_cache[4+8*13]); - AV_COPY32(&nnz[44], &nnz_cache[4+8*14]); + AV_COPY32(&nnz[ 0], &nnz_cache[4 + 8 * 1]); + AV_COPY32(&nnz[ 4], &nnz_cache[4 + 8 * 2]); + AV_COPY32(&nnz[ 8], &nnz_cache[4 + 8 * 3]); + AV_COPY32(&nnz[12], &nnz_cache[4 + 8 * 4]); + AV_COPY32(&nnz[16], &nnz_cache[4 + 8 * 6]); + AV_COPY32(&nnz[20], &nnz_cache[4 + 8 * 7]); + AV_COPY32(&nnz[32], &nnz_cache[4 + 8 * 11]); + AV_COPY32(&nnz[36], &nnz_cache[4 + 8 * 12]); + + if (!h->s.chroma_y_shift) { + AV_COPY32(&nnz[24], &nnz_cache[4 + 8 * 8]); + AV_COPY32(&nnz[28], &nnz_cache[4 + 8 * 9]); + AV_COPY32(&nnz[40], &nnz_cache[4 + 8 * 13]); + AV_COPY32(&nnz[44], &nnz_cache[4 + 8 * 14]); } } -static av_always_inline void write_back_motion_list(H264Context *h, MpegEncContext * const s, int b_stride, - int b_xy, int b8_xy, int mb_type, int list ) +static av_always_inline void write_back_motion_list(H264Context *h, + MpegEncContext *const s, + int b_stride, + int b_xy, int b8_xy, + int mb_type, int list) { - int16_t (*mv_dst)[2] = &s->current_picture.f.motion_val[list][b_xy]; - int16_t (*mv_src)[2] = &h->mv_cache[list][scan8[0]]; - AV_COPY128(mv_dst + 0*b_stride, mv_src + 8*0); - AV_COPY128(mv_dst + 1*b_stride, mv_src + 8*1); - AV_COPY128(mv_dst + 2*b_stride, mv_src + 8*2); - AV_COPY128(mv_dst + 3*b_stride, mv_src + 8*3); - if( CABAC ) { - uint8_t (*mvd_dst)[2] = &h->mvd_table[list][FMO ? 8*h->mb_xy : h->mb2br_xy[h->mb_xy]]; - uint8_t (*mvd_src)[2] = &h->mvd_cache[list][scan8[0]]; - if(IS_SKIP(mb_type)) + int16_t(*mv_dst)[2] = &s->current_picture.f.motion_val[list][b_xy]; + int16_t(*mv_src)[2] = &h->mv_cache[list][scan8[0]]; + AV_COPY128(mv_dst + 0 * b_stride, mv_src + 8 * 0); + AV_COPY128(mv_dst + 1 * b_stride, mv_src + 8 * 1); + AV_COPY128(mv_dst + 2 * b_stride, mv_src + 8 * 2); + AV_COPY128(mv_dst + 3 * b_stride, mv_src + 8 * 3); + if (CABAC) { + uint8_t (*mvd_dst)[2] = &h->mvd_table[list][FMO ? 8 * h->mb_xy + : h->mb2br_xy[h->mb_xy]]; + uint8_t(*mvd_src)[2] = &h->mvd_cache[list][scan8[0]]; + if (IS_SKIP(mb_type)) { AV_ZERO128(mvd_dst); - else{ - AV_COPY64(mvd_dst, mvd_src + 8*3); - AV_COPY16(mvd_dst + 3 + 3, mvd_src + 3 + 8*0); - AV_COPY16(mvd_dst + 3 + 2, mvd_src + 3 + 8*1); - AV_COPY16(mvd_dst + 3 + 1, mvd_src + 3 + 8*2); + } else { + AV_COPY64(mvd_dst, mvd_src + 8 * 3); + AV_COPY16(mvd_dst + 3 + 3, mvd_src + 3 + 8 * 0); + AV_COPY16(mvd_dst + 3 + 2, mvd_src + 3 + 8 * 1); + AV_COPY16(mvd_dst + 3 + 1, mvd_src + 3 + 8 * 2); } } { int8_t *ref_index = &s->current_picture.f.ref_index[list][b8_xy]; int8_t *ref_cache = h->ref_cache[list]; - ref_index[0+0*2]= ref_cache[scan8[0]]; - ref_index[1+0*2]= ref_cache[scan8[4]]; - ref_index[0+1*2]= ref_cache[scan8[8]]; - ref_index[1+1*2]= ref_cache[scan8[12]]; + ref_index[0 + 0 * 2] = ref_cache[scan8[0]]; + ref_index[1 + 0 * 2] = ref_cache[scan8[4]]; + ref_index[0 + 1 * 2] = ref_cache[scan8[8]]; + ref_index[1 + 1 * 2] = ref_cache[scan8[12]]; } } -static av_always_inline void write_back_motion(H264Context *h, int mb_type){ - MpegEncContext * const s = &h->s; - const int b_stride = h->b_stride; - const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride; //try mb2b(8)_xy - const int b8_xy= 4*h->mb_xy; +static av_always_inline void write_back_motion(H264Context *h, int mb_type) +{ + MpegEncContext *const s = &h->s; + const int b_stride = h->b_stride; + const int b_xy = 4 * s->mb_x + 4 * s->mb_y * h->b_stride; // try mb2b(8)_xy + const int b8_xy = 4 * h->mb_xy; - if(USES_LIST(mb_type, 0)){ + if (USES_LIST(mb_type, 0)) { write_back_motion_list(h, s, b_stride, b_xy, b8_xy, mb_type, 0); - }else{ + } else { fill_rectangle(&s->current_picture.f.ref_index[0][b8_xy], 2, 2, 2, (uint8_t)LIST_NOT_USED, 1); } - if(USES_LIST(mb_type, 1)){ + if (USES_LIST(mb_type, 1)) write_back_motion_list(h, s, b_stride, b_xy, b8_xy, mb_type, 1); - } - if(h->slice_type_nos == AV_PICTURE_TYPE_B && CABAC){ - if(IS_8X8(mb_type)){ - uint8_t *direct_table = &h->direct_table[4*h->mb_xy]; - direct_table[1] = h->sub_mb_type[1]>>1; - direct_table[2] = h->sub_mb_type[2]>>1; - direct_table[3] = h->sub_mb_type[3]>>1; + if (h->slice_type_nos == AV_PICTURE_TYPE_B && CABAC) { + if (IS_8X8(mb_type)) { + uint8_t *direct_table = &h->direct_table[4 * h->mb_xy]; + direct_table[1] = h->sub_mb_type[1] >> 1; + direct_table[2] = h->sub_mb_type[2] >> 1; + direct_table[3] = h->sub_mb_type[3] >> 1; } } } -static av_always_inline int get_dct8x8_allowed(H264Context *h){ - if(h->sps.direct_8x8_inference_flag) - return !(AV_RN64A(h->sub_mb_type) & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8 )*0x0001000100010001ULL)); +static av_always_inline int get_dct8x8_allowed(H264Context *h) +{ + if (h->sps.direct_8x8_inference_flag) + return !(AV_RN64A(h->sub_mb_type) & + ((MB_TYPE_16x8 | MB_TYPE_8x16 | MB_TYPE_8x8) * + 0x0001000100010001ULL)); else - return !(AV_RN64A(h->sub_mb_type) & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8|MB_TYPE_DIRECT2)*0x0001000100010001ULL)); + return !(AV_RN64A(h->sub_mb_type) & + ((MB_TYPE_16x8 | MB_TYPE_8x16 | MB_TYPE_8x8 | MB_TYPE_DIRECT2) * + 0x0001000100010001ULL)); } #endif /* AVCODEC_H264_H */ diff --git a/libavcodec/h264data.h b/libavcodec/h264data.h index 2cfa548..5311c21 100644 --- a/libavcodec/h264data.h +++ b/libavcodec/h264data.h @@ -30,240 +30,243 @@ #define AVCODEC_H264DATA_H #include <stdint.h> + #include "libavutil/rational.h" #include "mpegvideo.h" #include "h264.h" +static const uint8_t golomb_to_pict_type[5] = { + AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, AV_PICTURE_TYPE_I, + AV_PICTURE_TYPE_SP, AV_PICTURE_TYPE_SI +}; -static const uint8_t golomb_to_pict_type[5]= -{AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_SP, AV_PICTURE_TYPE_SI}; - -static const uint8_t golomb_to_intra4x4_cbp[48]={ - 47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46, - 16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4, - 8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41 +static const uint8_t golomb_to_intra4x4_cbp[48] = { + 47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46, + 16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4, + 8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41 }; -static const uint8_t golomb_to_inter_cbp[48]={ - 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13, - 14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46, - 17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41 +static const uint8_t golomb_to_inter_cbp[48] = { + 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13, + 14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46, + 17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41 }; -static const uint8_t zigzag_scan[16]={ - 0+0*4, 1+0*4, 0+1*4, 0+2*4, - 1+1*4, 2+0*4, 3+0*4, 2+1*4, - 1+2*4, 0+3*4, 1+3*4, 2+2*4, - 3+1*4, 3+2*4, 2+3*4, 3+3*4, +static const uint8_t zigzag_scan[16] = { + 0 + 0 * 4, 1 + 0 * 4, 0 + 1 * 4, 0 + 2 * 4, + 1 + 1 * 4, 2 + 0 * 4, 3 + 0 * 4, 2 + 1 * 4, + 1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4, + 3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4, }; -static const uint8_t field_scan[16]={ - 0+0*4, 0+1*4, 1+0*4, 0+2*4, - 0+3*4, 1+1*4, 1+2*4, 1+3*4, - 2+0*4, 2+1*4, 2+2*4, 2+3*4, - 3+0*4, 3+1*4, 3+2*4, 3+3*4, +static const uint8_t field_scan[16] = { + 0 + 0 * 4, 0 + 1 * 4, 1 + 0 * 4, 0 + 2 * 4, + 0 + 3 * 4, 1 + 1 * 4, 1 + 2 * 4, 1 + 3 * 4, + 2 + 0 * 4, 2 + 1 * 4, 2 + 2 * 4, 2 + 3 * 4, + 3 + 0 * 4, 3 + 1 * 4, 3 + 2 * 4, 3 + 3 * 4, }; -static const uint8_t luma_dc_zigzag_scan[16]={ - 0*16 + 0*64, 1*16 + 0*64, 2*16 + 0*64, 0*16 + 2*64, - 3*16 + 0*64, 0*16 + 1*64, 1*16 + 1*64, 2*16 + 1*64, - 1*16 + 2*64, 2*16 + 2*64, 3*16 + 2*64, 0*16 + 3*64, - 3*16 + 1*64, 1*16 + 3*64, 2*16 + 3*64, 3*16 + 3*64, +static const uint8_t luma_dc_zigzag_scan[16] = { + 0 * 16 + 0 * 64, 1 * 16 + 0 * 64, 2 * 16 + 0 * 64, 0 * 16 + 2 * 64, + 3 * 16 + 0 * 64, 0 * 16 + 1 * 64, 1 * 16 + 1 * 64, 2 * 16 + 1 * 64, + 1 * 16 + 2 * 64, 2 * 16 + 2 * 64, 3 * 16 + 2 * 64, 0 * 16 + 3 * 64, + 3 * 16 + 1 * 64, 1 * 16 + 3 * 64, 2 * 16 + 3 * 64, 3 * 16 + 3 * 64, }; -static const uint8_t luma_dc_field_scan[16]={ - 0*16 + 0*64, 2*16 + 0*64, 1*16 + 0*64, 0*16 + 2*64, - 2*16 + 2*64, 3*16 + 0*64, 1*16 + 2*64, 3*16 + 2*64, - 0*16 + 1*64, 2*16 + 1*64, 0*16 + 3*64, 2*16 + 3*64, - 1*16 + 1*64, 3*16 + 1*64, 1*16 + 3*64, 3*16 + 3*64, +static const uint8_t luma_dc_field_scan[16] = { + 0 * 16 + 0 * 64, 2 * 16 + 0 * 64, 1 * 16 + 0 * 64, 0 * 16 + 2 * 64, + 2 * 16 + 2 * 64, 3 * 16 + 0 * 64, 1 * 16 + 2 * 64, 3 * 16 + 2 * 64, + 0 * 16 + 1 * 64, 2 * 16 + 1 * 64, 0 * 16 + 3 * 64, 2 * 16 + 3 * 64, + 1 * 16 + 1 * 64, 3 * 16 + 1 * 64, 1 * 16 + 3 * 64, 3 * 16 + 3 * 64, }; -static const uint8_t chroma_dc_scan[4]={ - (0+0*2)*16, (1+0*2)*16, - (0+1*2)*16, (1+1*2)*16, +static const uint8_t chroma_dc_scan[4] = { + (0 + 0 * 2) * 16, (1 + 0 * 2) * 16, + (0 + 1 * 2) * 16, (1 + 1 * 2) * 16, }; -static const uint8_t chroma422_dc_scan[8]={ - (0+0*2)*16, (0+1*2)*16, - (1+0*2)*16, (0+2*2)*16, - (0+3*2)*16, (1+1*2)*16, - (1+2*2)*16, (1+3*2)*16, +static const uint8_t chroma422_dc_scan[8] = { + (0 + 0 * 2) * 16, (0 + 1 * 2) * 16, + (1 + 0 * 2) * 16, (0 + 2 * 2) * 16, + (0 + 3 * 2) * 16, (1 + 1 * 2) * 16, + (1 + 2 * 2) * 16, (1 + 3 * 2) * 16, }; // zigzag_scan8x8_cavlc[i] = zigzag_scan8x8[(i/4) + 16*(i%4)] -static const uint8_t zigzag_scan8x8_cavlc[64]={ - 0+0*8, 1+1*8, 1+2*8, 2+2*8, - 4+1*8, 0+5*8, 3+3*8, 7+0*8, - 3+4*8, 1+7*8, 5+3*8, 6+3*8, - 2+7*8, 6+4*8, 5+6*8, 7+5*8, - 1+0*8, 2+0*8, 0+3*8, 3+1*8, - 3+2*8, 0+6*8, 4+2*8, 6+1*8, - 2+5*8, 2+6*8, 6+2*8, 5+4*8, - 3+7*8, 7+3*8, 4+7*8, 7+6*8, - 0+1*8, 3+0*8, 0+4*8, 4+0*8, - 2+3*8, 1+5*8, 5+1*8, 5+2*8, - 1+6*8, 3+5*8, 7+1*8, 4+5*8, - 4+6*8, 7+4*8, 5+7*8, 6+7*8, - 0+2*8, 2+1*8, 1+3*8, 5+0*8, - 1+4*8, 2+4*8, 6+0*8, 4+3*8, - 0+7*8, 4+4*8, 7+2*8, 3+6*8, - 5+5*8, 6+5*8, 6+6*8, 7+7*8, +static const uint8_t zigzag_scan8x8_cavlc[64] = { + 0 + 0 * 8, 1 + 1 * 8, 1 + 2 * 8, 2 + 2 * 8, + 4 + 1 * 8, 0 + 5 * 8, 3 + 3 * 8, 7 + 0 * 8, + 3 + 4 * 8, 1 + 7 * 8, 5 + 3 * 8, 6 + 3 * 8, + 2 + 7 * 8, 6 + 4 * 8, 5 + 6 * 8, 7 + 5 * 8, + 1 + 0 * 8, 2 + 0 * 8, 0 + 3 * 8, 3 + 1 * 8, + 3 + 2 * 8, 0 + 6 * 8, 4 + 2 * 8, 6 + 1 * 8, + 2 + 5 * 8, 2 + 6 * 8, 6 + 2 * 8, 5 + 4 * 8, + 3 + 7 * 8, 7 + 3 * 8, 4 + 7 * 8, 7 + 6 * 8, + 0 + 1 * 8, 3 + 0 * 8, 0 + 4 * 8, 4 + 0 * 8, + 2 + 3 * 8, 1 + 5 * 8, 5 + 1 * 8, 5 + 2 * 8, + 1 + 6 * 8, 3 + 5 * 8, 7 + 1 * 8, 4 + 5 * 8, + 4 + 6 * 8, 7 + 4 * 8, 5 + 7 * 8, 6 + 7 * 8, + 0 + 2 * 8, 2 + 1 * 8, 1 + 3 * 8, 5 + 0 * 8, + 1 + 4 * 8, 2 + 4 * 8, 6 + 0 * 8, 4 + 3 * 8, + 0 + 7 * 8, 4 + 4 * 8, 7 + 2 * 8, 3 + 6 * 8, + 5 + 5 * 8, 6 + 5 * 8, 6 + 6 * 8, 7 + 7 * 8, }; -static const uint8_t field_scan8x8[64]={ - 0+0*8, 0+1*8, 0+2*8, 1+0*8, - 1+1*8, 0+3*8, 0+4*8, 1+2*8, - 2+0*8, 1+3*8, 0+5*8, 0+6*8, - 0+7*8, 1+4*8, 2+1*8, 3+0*8, - 2+2*8, 1+5*8, 1+6*8, 1+7*8, - 2+3*8, 3+1*8, 4+0*8, 3+2*8, - 2+4*8, 2+5*8, 2+6*8, 2+7*8, - 3+3*8, 4+1*8, 5+0*8, 4+2*8, - 3+4*8, 3+5*8, 3+6*8, 3+7*8, - 4+3*8, 5+1*8, 6+0*8, 5+2*8, - 4+4*8, 4+5*8, 4+6*8, 4+7*8, - 5+3*8, 6+1*8, 6+2*8, 5+4*8, - 5+5*8, 5+6*8, 5+7*8, 6+3*8, - 7+0*8, 7+1*8, 6+4*8, 6+5*8, - 6+6*8, 6+7*8, 7+2*8, 7+3*8, - 7+4*8, 7+5*8, 7+6*8, 7+7*8, +static const uint8_t field_scan8x8[64] = { + 0 + 0 * 8, 0 + 1 * 8, 0 + 2 * 8, 1 + 0 * 8, + 1 + 1 * 8, 0 + 3 * 8, 0 + 4 * 8, 1 + 2 * 8, + 2 + 0 * 8, 1 + 3 * 8, 0 + 5 * 8, 0 + 6 * 8, + 0 + 7 * 8, 1 + 4 * 8, 2 + 1 * 8, 3 + 0 * 8, + 2 + 2 * 8, 1 + 5 * 8, 1 + 6 * 8, 1 + 7 * 8, + 2 + 3 * 8, 3 + 1 * 8, 4 + 0 * 8, 3 + 2 * 8, + 2 + 4 * 8, 2 + 5 * 8, 2 + 6 * 8, 2 + 7 * 8, + 3 + 3 * 8, 4 + 1 * 8, 5 + 0 * 8, 4 + 2 * 8, + 3 + 4 * 8, 3 + 5 * 8, 3 + 6 * 8, 3 + 7 * 8, + 4 + 3 * 8, 5 + 1 * 8, 6 + 0 * 8, 5 + 2 * 8, + 4 + 4 * 8, 4 + 5 * 8, 4 + 6 * 8, 4 + 7 * 8, + 5 + 3 * 8, 6 + 1 * 8, 6 + 2 * 8, 5 + 4 * 8, + 5 + 5 * 8, 5 + 6 * 8, 5 + 7 * 8, 6 + 3 * 8, + 7 + 0 * 8, 7 + 1 * 8, 6 + 4 * 8, 6 + 5 * 8, + 6 + 6 * 8, 6 + 7 * 8, 7 + 2 * 8, 7 + 3 * 8, + 7 + 4 * 8, 7 + 5 * 8, 7 + 6 * 8, 7 + 7 * 8, }; -static const uint8_t field_scan8x8_cavlc[64]={ - 0+0*8, 1+1*8, 2+0*8, 0+7*8, - 2+2*8, 2+3*8, 2+4*8, 3+3*8, - 3+4*8, 4+3*8, 4+4*8, 5+3*8, - 5+5*8, 7+0*8, 6+6*8, 7+4*8, - 0+1*8, 0+3*8, 1+3*8, 1+4*8, - 1+5*8, 3+1*8, 2+5*8, 4+1*8, - 3+5*8, 5+1*8, 4+5*8, 6+1*8, - 5+6*8, 7+1*8, 6+7*8, 7+5*8, - 0+2*8, 0+4*8, 0+5*8, 2+1*8, - 1+6*8, 4+0*8, 2+6*8, 5+0*8, - 3+6*8, 6+0*8, 4+6*8, 6+2*8, - 5+7*8, 6+4*8, 7+2*8, 7+6*8, - 1+0*8, 1+2*8, 0+6*8, 3+0*8, - 1+7*8, 3+2*8, 2+7*8, 4+2*8, - 3+7*8, 5+2*8, 4+7*8, 5+4*8, - 6+3*8, 6+5*8, 7+3*8, 7+7*8, +static const uint8_t field_scan8x8_cavlc[64] = { + 0 + 0 * 8, 1 + 1 * 8, 2 + 0 * 8, 0 + 7 * 8, + 2 + 2 * 8, 2 + 3 * 8, 2 + 4 * 8, 3 + 3 * 8, + 3 + 4 * 8, 4 + 3 * 8, 4 + 4 * 8, 5 + 3 * 8, + 5 + 5 * 8, 7 + 0 * 8, 6 + 6 * 8, 7 + 4 * 8, + 0 + 1 * 8, 0 + 3 * 8, 1 + 3 * 8, 1 + 4 * 8, + 1 + 5 * 8, 3 + 1 * 8, 2 + 5 * 8, 4 + 1 * 8, + 3 + 5 * 8, 5 + 1 * 8, 4 + 5 * 8, 6 + 1 * 8, + 5 + 6 * 8, 7 + 1 * 8, 6 + 7 * 8, 7 + 5 * 8, + 0 + 2 * 8, 0 + 4 * 8, 0 + 5 * 8, 2 + 1 * 8, + 1 + 6 * 8, 4 + 0 * 8, 2 + 6 * 8, 5 + 0 * 8, + 3 + 6 * 8, 6 + 0 * 8, 4 + 6 * 8, 6 + 2 * 8, + 5 + 7 * 8, 6 + 4 * 8, 7 + 2 * 8, 7 + 6 * 8, + 1 + 0 * 8, 1 + 2 * 8, 0 + 6 * 8, 3 + 0 * 8, + 1 + 7 * 8, 3 + 2 * 8, 2 + 7 * 8, 4 + 2 * 8, + 3 + 7 * 8, 5 + 2 * 8, 4 + 7 * 8, 5 + 4 * 8, + 6 + 3 * 8, 6 + 5 * 8, 7 + 3 * 8, 7 + 7 * 8, }; -typedef struct IMbInfo{ +typedef struct IMbInfo { uint16_t type; uint8_t pred_mode; uint8_t cbp; } IMbInfo; -static const IMbInfo i_mb_type_info[26]={ -{MB_TYPE_INTRA4x4 , -1, -1}, -{MB_TYPE_INTRA16x16, 2, 0}, -{MB_TYPE_INTRA16x16, 1, 0}, -{MB_TYPE_INTRA16x16, 0, 0}, -{MB_TYPE_INTRA16x16, 3, 0}, -{MB_TYPE_INTRA16x16, 2, 16}, -{MB_TYPE_INTRA16x16, 1, 16}, -{MB_TYPE_INTRA16x16, 0, 16}, -{MB_TYPE_INTRA16x16, 3, 16}, -{MB_TYPE_INTRA16x16, 2, 32}, -{MB_TYPE_INTRA16x16, 1, 32}, -{MB_TYPE_INTRA16x16, 0, 32}, -{MB_TYPE_INTRA16x16, 3, 32}, -{MB_TYPE_INTRA16x16, 2, 15+0}, -{MB_TYPE_INTRA16x16, 1, 15+0}, -{MB_TYPE_INTRA16x16, 0, 15+0}, -{MB_TYPE_INTRA16x16, 3, 15+0}, -{MB_TYPE_INTRA16x16, 2, 15+16}, -{MB_TYPE_INTRA16x16, 1, 15+16}, -{MB_TYPE_INTRA16x16, 0, 15+16}, -{MB_TYPE_INTRA16x16, 3, 15+16}, -{MB_TYPE_INTRA16x16, 2, 15+32}, -{MB_TYPE_INTRA16x16, 1, 15+32}, -{MB_TYPE_INTRA16x16, 0, 15+32}, -{MB_TYPE_INTRA16x16, 3, 15+32}, -{MB_TYPE_INTRA_PCM , -1, -1}, +static const IMbInfo i_mb_type_info[26] = { + { MB_TYPE_INTRA4x4, -1, -1 }, + { MB_TYPE_INTRA16x16, 2, 0 }, + { MB_TYPE_INTRA16x16, 1, 0 }, + { MB_TYPE_INTRA16x16, 0, 0 }, + { MB_TYPE_INTRA16x16, 3, 0 }, + { MB_TYPE_INTRA16x16, 2, 16 }, + { MB_TYPE_INTRA16x16, 1, 16 }, + { MB_TYPE_INTRA16x16, 0, 16 }, + { MB_TYPE_INTRA16x16, 3, 16 }, + { MB_TYPE_INTRA16x16, 2, 32 }, + { MB_TYPE_INTRA16x16, 1, 32 }, + { MB_TYPE_INTRA16x16, 0, 32 }, + { MB_TYPE_INTRA16x16, 3, 32 }, + { MB_TYPE_INTRA16x16, 2, 15 + 0 }, + { MB_TYPE_INTRA16x16, 1, 15 + 0 }, + { MB_TYPE_INTRA16x16, 0, 15 + 0 }, + { MB_TYPE_INTRA16x16, 3, 15 + 0 }, + { MB_TYPE_INTRA16x16, 2, 15 + 16 }, + { MB_TYPE_INTRA16x16, 1, 15 + 16 }, + { MB_TYPE_INTRA16x16, 0, 15 + 16 }, + { MB_TYPE_INTRA16x16, 3, 15 + 16 }, + { MB_TYPE_INTRA16x16, 2, 15 + 32 }, + { MB_TYPE_INTRA16x16, 1, 15 + 32 }, + { MB_TYPE_INTRA16x16, 0, 15 + 32 }, + { MB_TYPE_INTRA16x16, 3, 15 + 32 }, + { MB_TYPE_INTRA_PCM, -1, -1 }, }; -typedef struct PMbInfo{ +typedef struct PMbInfo { uint16_t type; uint8_t partition_count; } PMbInfo; -static const PMbInfo p_mb_type_info[5]={ -{MB_TYPE_16x16|MB_TYPE_P0L0 , 1}, -{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2}, -{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2}, -{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 4}, -{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P1L0|MB_TYPE_REF0, 4}, +static const PMbInfo p_mb_type_info[5] = { + { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2 }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2 }, + { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 4 }, + { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_REF0, 4 }, }; -static const PMbInfo p_sub_mb_type_info[4]={ -{MB_TYPE_16x16|MB_TYPE_P0L0 , 1}, -{MB_TYPE_16x8 |MB_TYPE_P0L0 , 2}, -{MB_TYPE_8x16 |MB_TYPE_P0L0 , 2}, -{MB_TYPE_8x8 |MB_TYPE_P0L0 , 4}, +static const PMbInfo p_sub_mb_type_info[4] = { + { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 }, + { MB_TYPE_16x8 | MB_TYPE_P0L0, 2 }, + { MB_TYPE_8x16 | MB_TYPE_P0L0, 2 }, + { MB_TYPE_8x8 | MB_TYPE_P0L0, 4 }, }; -static const PMbInfo b_mb_type_info[23]={ -{MB_TYPE_DIRECT2|MB_TYPE_L0L1 , 1, }, -{MB_TYPE_16x16|MB_TYPE_P0L0 , 1, }, -{MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, }, -{MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, }, +static const PMbInfo b_mb_type_info[23] = { + { MB_TYPE_DIRECT2 | MB_TYPE_L0L1, 1, }, + { MB_TYPE_16x16 | MB_TYPE_P0L0, 1, }, + { MB_TYPE_16x16 | MB_TYPE_P0L1, 1, }, + { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1, 1, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, }, }; -static const PMbInfo b_sub_mb_type_info[13]={ -{MB_TYPE_DIRECT2 , 1, }, -{MB_TYPE_16x16|MB_TYPE_P0L0 , 1, }, -{MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, }, -{MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, -{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, -{MB_TYPE_8x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 4, }, -{MB_TYPE_8x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 4, }, -{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, }, +static const PMbInfo b_sub_mb_type_info[13] = { + { MB_TYPE_DIRECT2, 1, }, + { MB_TYPE_16x16 | MB_TYPE_P0L0, 1, }, + { MB_TYPE_16x16 | MB_TYPE_P0L1, 1, }, + { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1, 1, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, + { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 4, }, + { MB_TYPE_8x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 4, }, + { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, }, }; -static const uint8_t dequant4_coeff_init[6][3]={ - {10,13,16}, - {11,14,18}, - {13,16,20}, - {14,18,23}, - {16,20,25}, - {18,23,29}, +static const uint8_t dequant4_coeff_init[6][3] = { + { 10, 13, 16 }, + { 11, 14, 18 }, + { 13, 16, 20 }, + { 14, 18, 23 }, + { 16, 20, 25 }, + { 18, 23, 29 }, }; static const uint8_t dequant8_coeff_init_scan[16] = { - 0,3,4,3, 3,1,5,1, 4,5,2,5, 3,1,5,1 + 0, 3, 4, 3, 3, 1, 5, 1, 4, 5, 2, 5, 3, 1, 5, 1 }; -static const uint8_t dequant8_coeff_init[6][6]={ - {20,18,32,19,25,24}, - {22,19,35,21,28,26}, - {26,23,42,24,33,31}, - {28,25,45,26,35,33}, - {32,28,51,30,40,38}, - {36,32,58,34,46,43}, + +static const uint8_t dequant8_coeff_init[6][6] = { + { 20, 18, 32, 19, 25, 24 }, + { 22, 19, 35, 21, 28, 26 }, + { 26, 23, 42, 24, 33, 31 }, + { 28, 25, 45, 26, 35, 33 }, + { 32, 28, 51, 30, 40, 38 }, + { 36, 32, 58, 34, 46, 43 }, }; #endif /* AVCODEC_H264DATA_H */ diff --git a/libavcodec/h264pred.h b/libavcodec/h264pred.h index b880446..a964ae3 100644 --- a/libavcodec/h264pred.h +++ b/libavcodec/h264pred.h @@ -35,18 +35,18 @@ * Prediction types */ //@{ -#define VERT_PRED 0 -#define HOR_PRED 1 -#define DC_PRED 2 -#define DIAG_DOWN_LEFT_PRED 3 -#define DIAG_DOWN_RIGHT_PRED 4 -#define VERT_RIGHT_PRED 5 -#define HOR_DOWN_PRED 6 -#define VERT_LEFT_PRED 7 -#define HOR_UP_PRED 8 +#define VERT_PRED 0 +#define HOR_PRED 1 +#define DC_PRED 2 +#define DIAG_DOWN_LEFT_PRED 3 +#define DIAG_DOWN_RIGHT_PRED 4 +#define VERT_RIGHT_PRED 5 +#define HOR_DOWN_PRED 6 +#define VERT_LEFT_PRED 7 +#define HOR_UP_PRED 8 // DC edge (not for VP8) -#define LEFT_DC_PRED 9 +#define LEFT_DC_PRED 9 #define TOP_DC_PRED 10 #define DC_128_PRED 11 @@ -56,7 +56,7 @@ #define VERT_LEFT_PRED_RV40_NODOWN 14 // VP8 specific -#define TM_VP8_PRED 9 ///< "True Motion", used instead of plane +#define TM_VP8_PRED 9 ///< "True Motion", used instead of plane #define VERT_VP8_PRED 10 ///< for VP8, #VERT_PRED is the average of ///< (left col+cur col x2+right col) / 4; ///< this is the "unaveraged" one @@ -65,44 +65,53 @@ #define DC_127_PRED 12 #define DC_129_PRED 13 -#define DC_PRED8x8 0 -#define HOR_PRED8x8 1 -#define VERT_PRED8x8 2 -#define PLANE_PRED8x8 3 +#define DC_PRED8x8 0 +#define HOR_PRED8x8 1 +#define VERT_PRED8x8 2 +#define PLANE_PRED8x8 3 // DC edge -#define LEFT_DC_PRED8x8 4 -#define TOP_DC_PRED8x8 5 -#define DC_128_PRED8x8 6 +#define LEFT_DC_PRED8x8 4 +#define TOP_DC_PRED8x8 5 +#define DC_128_PRED8x8 6 // H264/SVQ3 (8x8) specific -#define ALZHEIMER_DC_L0T_PRED8x8 7 -#define ALZHEIMER_DC_0LT_PRED8x8 8 -#define ALZHEIMER_DC_L00_PRED8x8 9 +#define ALZHEIMER_DC_L0T_PRED8x8 7 +#define ALZHEIMER_DC_0LT_PRED8x8 8 +#define ALZHEIMER_DC_L00_PRED8x8 9 #define ALZHEIMER_DC_0L0_PRED8x8 10 // VP8 specific -#define DC_127_PRED8x8 7 -#define DC_129_PRED8x8 8 +#define DC_127_PRED8x8 7 +#define DC_129_PRED8x8 8 //@} /** * Context for storing H.264 prediction functions */ -typedef struct H264PredContext{ - void (*pred4x4 [9+3+3])(uint8_t *src, const uint8_t *topright, int stride);//FIXME move to dsp? - void (*pred8x8l [9+3])(uint8_t *src, int topleft, int topright, int stride); - void (*pred8x8 [4+3+4])(uint8_t *src, int stride); - void (*pred16x16[4+3+2])(uint8_t *src, int stride); +typedef struct H264PredContext { + void(*pred4x4[9 + 3 + 3])(uint8_t *src, const uint8_t *topright, int stride); //FIXME move to dsp? + void(*pred8x8l[9 + 3])(uint8_t *src, int topleft, int topright, int stride); + void(*pred8x8[4 + 3 + 4])(uint8_t *src, int stride); + void(*pred16x16[4 + 3 + 2])(uint8_t *src, int stride); - void (*pred4x4_add [2])(uint8_t *pix/*align 4*/, const DCTELEM *block/*align 16*/, int stride); - void (*pred8x8l_add [2])(uint8_t *pix/*align 8*/, const DCTELEM *block/*align 16*/, int stride); - void (*pred8x8_add [3])(uint8_t *pix/*align 8*/, const int *block_offset, const DCTELEM *block/*align 16*/, int stride); - void (*pred16x16_add[3])(uint8_t *pix/*align 16*/, const int *block_offset, const DCTELEM *block/*align 16*/, int stride); -}H264PredContext; + void(*pred4x4_add[2])(uint8_t *pix /*align 4*/, + const DCTELEM *block /*align 16*/, int stride); + void(*pred8x8l_add[2])(uint8_t *pix /*align 8*/, + const DCTELEM *block /*align 16*/, int stride); + void(*pred8x8_add[3])(uint8_t *pix /*align 8*/, + const int *block_offset, + const DCTELEM *block /*align 16*/, int stride); + void(*pred16x16_add[3])(uint8_t *pix /*align 16*/, + const int *block_offset, + const DCTELEM *block /*align 16*/, int stride); +} H264PredContext; -void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc); -void ff_h264_pred_init_arm(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc); -void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc); +void ff_h264_pred_init(H264PredContext *h, int codec_id, + const int bit_depth, const int chroma_format_idc); +void ff_h264_pred_init_arm(H264PredContext *h, int codec_id, + const int bit_depth, const int chroma_format_idc); +void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, + const int bit_depth, const int chroma_format_idc); #endif /* AVCODEC_H264PRED_H */ |