diff options
Diffstat (limited to 'media/libaom/src/av1/encoder/encodemb.h')
| -rw-r--r-- | media/libaom/src/av1/encoder/encodemb.h | 89 |
1 files changed, 69 insertions, 20 deletions
diff --git a/media/libaom/src/av1/encoder/encodemb.h b/media/libaom/src/av1/encoder/encodemb.h index 39080de599..a337c83dbd 100644 --- a/media/libaom/src/av1/encoder/encodemb.h +++ b/media/libaom/src/av1/encoder/encodemb.h @@ -14,7 +14,7 @@ #include "config/aom_config.h" -#include "av1/common/onyxc_int.h" +#include "av1/common/av1_common_int.h" #include "av1/common/txb_common.h" #include "av1/encoder/block.h" #include "av1/encoder/tokenize.h" @@ -34,44 +34,87 @@ struct encode_b_args { int8_t *skip; ENTROPY_CONTEXT *ta; ENTROPY_CONTEXT *tl; - int8_t enable_optimize_b; + RUN_TYPE dry_run; + TRELLIS_OPT_TYPE enable_optimize_b; }; -typedef enum AV1_XFORM_QUANT { +enum { AV1_XFORM_QUANT_FP = 0, AV1_XFORM_QUANT_B = 1, AV1_XFORM_QUANT_DC = 2, AV1_XFORM_QUANT_SKIP_QUANT, AV1_XFORM_QUANT_TYPES, -} AV1_XFORM_QUANT; +} UENUM1BYTE(AV1_XFORM_QUANT); + +// Available optimization types to optimize the quantized coefficients. +enum { + NONE_OPT = 0, // No optimization. + TRELLIS_OPT = 1, // Trellis optimization. See `av1_optimize_b()`. + DROPOUT_OPT = 2, // Dropout optimization. See `av1_dropout_qcoeff()`. + TRELLIS_DROPOUT_OPT = 3 // Perform dropout after trellis optimization. +} UENUM1BYTE(OPT_TYPE); void av1_encode_sb(const struct AV1_COMP *cpi, MACROBLOCK *x, BLOCK_SIZE bsize, - int mi_row, int mi_col, RUN_TYPE dry_run); + RUN_TYPE dry_run); void av1_foreach_transformed_block_in_plane( - const MACROBLOCKD *const xd, BLOCK_SIZE bsize, int plane, + const MACROBLOCKD *const xd, BLOCK_SIZE plane_bsize, int plane, foreach_transformed_block_visitor visit, void *arg); -void av1_foreach_transformed_block(const MACROBLOCKD *const xd, - BLOCK_SIZE bsize, int mi_row, int mi_col, - foreach_transformed_block_visitor visit, - void *arg, const int num_planes); +void av1_encode_sby_pass1(struct AV1_COMP *cpi, MACROBLOCK *x, + BLOCK_SIZE bsize); -void av1_encode_sby_pass1(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize); +void av1_setup_xform(const AV1_COMMON *cm, MACROBLOCK *x, TX_SIZE tx_size, + TX_TYPE tx_type, TxfmParam *txfm_param); +void av1_setup_quant(TX_SIZE tx_size, int use_optimize_b, int xform_quant_idx, + int use_quant_b_adapt, QUANT_PARAM *qparam); +void av1_setup_qmatrix(const CommonQuantParams *quant_params, + const MACROBLOCKD *xd, int plane, TX_SIZE tx_size, + TX_TYPE tx_type, QUANT_PARAM *qparam); -void av1_xform_quant(const AV1_COMMON *cm, MACROBLOCK *x, int plane, int block, - int blk_row, int blk_col, BLOCK_SIZE plane_bsize, - TX_SIZE tx_size, TX_TYPE tx_type, - AV1_XFORM_QUANT xform_quant_idx); +void av1_xform_quant(MACROBLOCK *x, int plane, int block, int blk_row, + int blk_col, BLOCK_SIZE plane_bsize, TxfmParam *txfm_param, + QUANT_PARAM *qparam); int av1_optimize_b(const struct AV1_COMP *cpi, MACROBLOCK *mb, int plane, int block, TX_SIZE tx_size, TX_TYPE tx_type, const TXB_CTX *const txb_ctx, int fast_mode, int *rate_cost); +// This function can be used as (i) a further optimization to reduce the +// redundancy of quantized coefficients (a.k.a., `qcoeff`) after trellis +// optimization, or (ii) an alternative to trellis optimization in high-speed +// compression mode (e.g., real-time mode under speed-6) due to its LOW time +// complexity. The rational behind is to drop out the may-be redundant quantized +// coefficient which is among a bunch of zeros. NOTE: This algorithm is not as +// accurate as trellis optimization since the hyper-parameters are hard-coded +// instead of dynamic search. More adaptive logic may improve the performance. +// This function should be applied to all or partical block cells. +// Inputs: +// mb: Pointer to the MACROBLOCK to perform dropout on. +// plane: Index of the plane to which the target block belongs. +// block: Index of the target block. +// tx_size: Transform size of the target block. +// tx_type: Transform type of the target block. This field is particularly +// used to find out the scan order of the block. +// qindex: Quantization index used for target block. In general, all blocks +// in a same plane share the same quantization index. This field is +// particularly used to determine how many zeros should be used to +// drop out a coefficient. +// Returns: +// Nothing will be returned, but `qcoeff`, `dqcoeff`, `eob`, as well as +// `txb_entropy_ctx`, which `mb` points to, may be modified by this function. +void av1_dropout_qcoeff(MACROBLOCK *mb, int plane, int block, TX_SIZE tx_size, + TX_TYPE tx_type, int qindex); + +void av1_subtract_block(const MACROBLOCKD *xd, int rows, int cols, + int16_t *diff, ptrdiff_t diff_stride, + const uint8_t *src8, ptrdiff_t src_stride, + const uint8_t *pred8, ptrdiff_t pred_stride); + void av1_subtract_txb(MACROBLOCK *x, int plane, BLOCK_SIZE plane_bsize, int blk_col, int blk_row, TX_SIZE tx_size); -void av1_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane); +void av1_subtract_plane(MACROBLOCK *x, BLOCK_SIZE plane_bsize, int plane); static INLINE void av1_set_txb_context(MACROBLOCK *x, int plane, int block, TX_SIZE tx_size, ENTROPY_CONTEXT *a, @@ -85,10 +128,16 @@ void av1_encode_block_intra(int plane, int block, int blk_row, int blk_col, BLOCK_SIZE plane_bsize, TX_SIZE tx_size, void *arg); void av1_encode_intra_block_plane(const struct AV1_COMP *cpi, MACROBLOCK *x, - BLOCK_SIZE bsize, int plane, - int enable_optimize_b, int mi_row, - int mi_col); - + BLOCK_SIZE bsize, int plane, RUN_TYPE dry_run, + TRELLIS_OPT_TYPE enable_optimize_b); + +static INLINE int is_trellis_used(TRELLIS_OPT_TYPE optimize_b, + RUN_TYPE dry_run) { + if (optimize_b == NO_TRELLIS_OPT) return false; + if (optimize_b == FINAL_PASS_TRELLIS_OPT && dry_run != OUTPUT_ENABLED) + return false; + return true; +} #ifdef __cplusplus } // extern "C" #endif |