FFmpeg
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#include "cavsdsp.h"
#include "blockdsp.h"
#include "h264chroma.h"
#include "idctdsp.h"
#include "get_bits.h"
#include "videodsp.h"
Go to the source code of this file.
Data Structures | |
struct | cavs_vector |
struct | dec_2dvlc |
struct | AVSFrame |
struct | AVSContext |
Macros | |
#define | SLICE_MAX_START_CODE 0x000001af |
#define | EXT_START_CODE 0x000001b5 |
#define | USER_START_CODE 0x000001b2 |
#define | CAVS_START_CODE 0x000001b0 |
#define | PIC_I_START_CODE 0x000001b3 |
#define | PIC_PB_START_CODE 0x000001b6 |
#define | A_AVAIL 1 |
#define | B_AVAIL 2 |
#define | C_AVAIL 4 |
#define | D_AVAIL 8 |
#define | NOT_AVAIL -1 |
#define | REF_INTRA -2 |
#define | REF_DIR -3 |
#define | ESCAPE_CODE 59 |
#define | FWD0 0x01 |
#define | FWD1 0x02 |
#define | BWD0 0x04 |
#define | BWD1 0x08 |
#define | SYM0 0x10 |
#define | SYM1 0x20 |
#define | SPLITH 0x40 |
#define | SPLITV 0x80 |
#define | MV_BWD_OFFS 12 |
#define | MV_STRIDE 4 |
Enumerations | |
enum | cavs_mb { I_8X8 = 0, P_SKIP, P_16X16, P_16X8, P_8X16, P_8X8, B_SKIP, B_DIRECT, B_FWD_16X16, B_BWD_16X16, B_SYM_16X16, B_8X8 = 29 } |
enum | cavs_sub_mb { B_SUB_DIRECT, B_SUB_FWD, B_SUB_BWD, B_SUB_SYM } |
enum | cavs_intra_luma { INTRA_L_VERT, INTRA_L_HORIZ, INTRA_L_LP, INTRA_L_DOWN_LEFT, INTRA_L_DOWN_RIGHT, INTRA_L_LP_LEFT, INTRA_L_LP_TOP, INTRA_L_DC_128 } |
enum | cavs_intra_chroma { INTRA_C_LP, INTRA_C_HORIZ, INTRA_C_VERT, INTRA_C_PLANE, INTRA_C_LP_LEFT, INTRA_C_LP_TOP, INTRA_C_DC_128 } |
enum | cavs_mv_pred { MV_PRED_MEDIAN, MV_PRED_LEFT, MV_PRED_TOP, MV_PRED_TOPRIGHT, MV_PRED_PSKIP, MV_PRED_BSKIP } |
enum | cavs_block { BLK_16X16, BLK_16X8, BLK_8X16, BLK_8X8 } |
enum | cavs_mv_loc { MV_FWD_D3 = 0, MV_FWD_B2, MV_FWD_B3, MV_FWD_C2, MV_FWD_A1, MV_FWD_X0, MV_FWD_X1, MV_FWD_A3 = 8, MV_FWD_X2, MV_FWD_X3, MV_BWD_D3 = MV_BWD_OFFS, MV_BWD_B2, MV_BWD_B3, MV_BWD_C2, MV_BWD_A1, MV_BWD_X0, MV_BWD_X1, MV_BWD_A3 = MV_BWD_OFFS+8, MV_BWD_X2, MV_BWD_X3 } |
Variables | |
const uint8_t | ff_cavs_chroma_qp [64] |
const uint8_t | ff_cavs_partition_flags [30] |
const cavs_vector | ff_cavs_intra_mv |
mark block as using intra prediction More... | |
const cavs_vector | ff_cavs_dir_mv |
mark block as "no prediction from this direction" e.g. More... | |
#define SLICE_MAX_START_CODE 0x000001af |
Definition at line 32 of file cavs.h.
Referenced by cavs_decode_frame(), cavs_find_frame_end(), decode_chunks(), ff_mpeg1_find_frame_end(), and mpegvideo_extract_headers().
#define EXT_START_CODE 0x000001b5 |
Definition at line 33 of file cavs.h.
Referenced by cavs_decode_frame(), decode_chunks(), ff_mpeg1_encode_picture_header(), ff_mpeg1_find_frame_end(), mpeg1_encode_sequence_header(), and mpegvideo_extract_headers().
#define USER_START_CODE 0x000001b2 |
Definition at line 34 of file cavs.h.
Referenced by cavs_decode_frame(), decode_chunks(), and ff_mpeg1_encode_picture_header().
#define CAVS_START_CODE 0x000001b0 |
Definition at line 35 of file cavs.h.
Referenced by cavs_decode_frame().
#define PIC_I_START_CODE 0x000001b3 |
Definition at line 36 of file cavs.h.
Referenced by cavs_decode_frame(), and cavs_find_frame_end().
#define PIC_PB_START_CODE 0x000001b6 |
Definition at line 37 of file cavs.h.
Referenced by cavs_decode_frame(), cavs_find_frame_end(), and decode_pic().
#define A_AVAIL 1 |
Definition at line 39 of file cavs.h.
Referenced by ff_cavs_filter(), ff_cavs_load_intra_pred_chroma(), ff_cavs_load_intra_pred_luma(), ff_cavs_modify_mb_i(), and ff_cavs_next_mb().
#define B_AVAIL 2 |
Definition at line 40 of file cavs.h.
Referenced by decode_slice_header(), ff_cavs_filter(), ff_cavs_init_mb(), ff_cavs_load_intra_pred_chroma(), ff_cavs_load_intra_pred_luma(), ff_cavs_modify_mb_i(), and ff_cavs_next_mb().
#define C_AVAIL 4 |
Definition at line 41 of file cavs.h.
Referenced by decode_slice_header(), ff_cavs_init_mb(), ff_cavs_load_intra_pred_chroma(), ff_cavs_load_intra_pred_luma(), and ff_cavs_next_mb().
#define D_AVAIL 8 |
Definition at line 42 of file cavs.h.
Referenced by ff_cavs_init_mb().
#define NOT_AVAIL -1 |
Definition at line 43 of file cavs.h.
Referenced by decode_mb_i(), ff_cavs_init_mb(), ff_cavs_init_pic(), ff_cavs_mv(), ff_cavs_next_mb(), and set_intra_mode_default().
#define ESCAPE_CODE 59 |
Definition at line 47 of file cavs.h.
Referenced by decode_residual_block().
#define FWD0 0x01 |
Definition at line 49 of file cavs.h.
Referenced by decode_mb_b().
#define FWD1 0x02 |
Definition at line 50 of file cavs.h.
Referenced by decode_mb_b().
#define BWD0 0x04 |
Definition at line 51 of file cavs.h.
Referenced by decode_mb_b().
#define BWD1 0x08 |
Definition at line 52 of file cavs.h.
Referenced by decode_mb_b().
#define SYM0 0x10 |
Definition at line 53 of file cavs.h.
Referenced by decode_mb_b().
#define SYM1 0x20 |
Definition at line 54 of file cavs.h.
Referenced by decode_mb_b().
#define SPLITH 0x40 |
Definition at line 55 of file cavs.h.
Referenced by ff_cavs_filter().
#define SPLITV 0x80 |
Definition at line 56 of file cavs.h.
Referenced by ff_cavs_filter().
#define MV_BWD_OFFS 12 |
Definition at line 58 of file cavs.h.
Referenced by decode_mb_b(), get_bs(), mc_part_std(), mv_pred_direct(), and mv_pred_sym().
enum cavs_mb |
enum cavs_sub_mb |
enum cavs_intra_luma |
enum cavs_intra_chroma |
enum cavs_mv_pred |
enum cavs_block |
enum cavs_mv_loc |
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inlinestatic |
Definition at line 250 of file cavs.h.
Referenced by decode_mb_b(), ff_cavs_init_pic(), ff_cavs_mv(), mv_pred_sym(), and set_mv_intra().
void ff_cavs_filter | ( | AVSContext * | h, |
enum cavs_mb | mb_type | ||
) |
in-loop deblocking filter for a single macroblock
boundary strength (bs) mapping:
–4—5– 0 2 | | 6 | 7 |
Definition at line 109 of file cavs.c.
Referenced by decode_mb_b(), decode_mb_i(), and decode_mb_p().
void ff_cavs_load_intra_pred_luma | ( | AVSContext * | h, |
uint8_t * | top, | ||
uint8_t ** | left, | ||
int | block | ||
) |
Definition at line 185 of file cavs.c.
Referenced by decode_mb_i().
void ff_cavs_load_intra_pred_chroma | ( | AVSContext * | h | ) |
Definition at line 236 of file cavs.c.
Referenced by decode_mb_i().
void ff_cavs_modify_mb_i | ( | AVSContext * | h, |
int * | pred_mode_uv | ||
) |
Definition at line 363 of file cavs.c.
Referenced by decode_mb_i().
void ff_cavs_inter | ( | AVSContext * | h, |
enum cavs_mb | mb_type | ||
) |
Definition at line 494 of file cavs.c.
Referenced by decode_mb_b(), and decode_mb_p().
void ff_cavs_mv | ( | AVSContext * | h, |
enum cavs_mv_loc | nP, | ||
enum cavs_mv_loc | nC, | ||
enum cavs_mv_pred | mode, | ||
enum cavs_block | size, | ||
int | ref | ||
) |
Definition at line 576 of file cavs.c.
Referenced by decode_mb_b(), and decode_mb_p().
void ff_cavs_init_mb | ( | AVSContext * | h | ) |
initialise predictors for motion vectors and intra prediction
Definition at line 631 of file cavs.c.
Referenced by decode_mb_b(), decode_mb_i(), and decode_mb_p().
int ff_cavs_next_mb | ( | AVSContext * | h | ) |
save predictors for later macroblocks and increase macroblock address
Definition at line 672 of file cavs.c.
Referenced by decode_pic().
int ff_cavs_init_pic | ( | AVSContext * | h | ) |
Definition at line 717 of file cavs.c.
Referenced by decode_pic().
int ff_cavs_init_top_lines | ( | AVSContext * | h | ) |
some predictions require data from the top-neighbouring macroblock.
this data has to be stored for one complete row of macroblocks and this storage space is allocated here
Definition at line 753 of file cavs.c.
Referenced by decode_seq_header().
int ff_cavs_init | ( | AVCodecContext * | avctx | ) |
int ff_cavs_end | ( | AVCodecContext * | avctx | ) |
Definition at line 834 of file cavs.c.
Referenced by ff_cavs_init().
const uint8_t ff_cavs_chroma_qp[64] |
Definition at line 57 of file cavsdata.c.
Referenced by decode_residual_chroma(), and ff_cavs_filter().
const uint8_t ff_cavs_partition_flags[30] |
Definition at line 24 of file cavsdata.c.
Referenced by decode_mb_b(), ff_cavs_filter(), and ff_cavs_inter().
const cavs_vector ff_cavs_intra_mv |
mark block as using intra prediction
Definition at line 69 of file cavsdata.c.
Referenced by set_mv_intra().
const cavs_vector ff_cavs_dir_mv |
mark block as "no prediction from this direction" e.g.
forward motion vector in BWD partition
Definition at line 66 of file cavsdata.c.
Referenced by decode_mb_b(), and ff_cavs_init_pic().