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Diffstat (limited to 'third_party/aom/av1/common/onyxc_int.h')
| -rw-r--r-- | third_party/aom/av1/common/onyxc_int.h | 1342 |
1 files changed, 0 insertions, 1342 deletions
diff --git a/third_party/aom/av1/common/onyxc_int.h b/third_party/aom/av1/common/onyxc_int.h deleted file mode 100644 index ff011c89e..000000000 --- a/third_party/aom/av1/common/onyxc_int.h +++ /dev/null @@ -1,1342 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#ifndef AOM_AV1_COMMON_ONYXC_INT_H_ -#define AOM_AV1_COMMON_ONYXC_INT_H_ - -#include "config/aom_config.h" -#include "config/av1_rtcd.h" - -#include "aom/internal/aom_codec_internal.h" -#include "aom_util/aom_thread.h" -#include "av1/common/alloccommon.h" -#include "av1/common/av1_loopfilter.h" -#include "av1/common/entropy.h" -#include "av1/common/entropymode.h" -#include "av1/common/entropymv.h" -#include "av1/common/enums.h" -#include "av1/common/frame_buffers.h" -#include "av1/common/mv.h" -#include "av1/common/quant_common.h" -#include "av1/common/restoration.h" -#include "av1/common/tile_common.h" -#include "av1/common/timing.h" -#include "av1/common/odintrin.h" -#include "av1/encoder/hash_motion.h" -#include "aom_dsp/grain_synthesis.h" -#include "aom_dsp/grain_table.h" -#ifdef __cplusplus -extern "C" { -#endif - -#if defined(__clang__) && defined(__has_warning) -#if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough") -#define AOM_FALLTHROUGH_INTENDED [[clang::fallthrough]] // NOLINT -#endif -#elif defined(__GNUC__) && __GNUC__ >= 7 -#define AOM_FALLTHROUGH_INTENDED __attribute__((fallthrough)) // NOLINT -#endif - -#ifndef AOM_FALLTHROUGH_INTENDED -#define AOM_FALLTHROUGH_INTENDED \ - do { \ - } while (0) -#endif - -#define CDEF_MAX_STRENGTHS 16 - -/* Constant values while waiting for the sequence header */ -#define FRAME_ID_LENGTH 15 -#define DELTA_FRAME_ID_LENGTH 14 - -#define FRAME_CONTEXTS (FRAME_BUFFERS + 1) -// Extra frame context which is always kept at default values -#define FRAME_CONTEXT_DEFAULTS (FRAME_CONTEXTS - 1) -#define PRIMARY_REF_BITS 3 -#define PRIMARY_REF_NONE 7 - -#define NUM_PING_PONG_BUFFERS 2 - -#define MAX_NUM_TEMPORAL_LAYERS 8 -#define MAX_NUM_SPATIAL_LAYERS 4 -/* clang-format off */ -// clang-format seems to think this is a pointer dereference and not a -// multiplication. -#define MAX_NUM_OPERATING_POINTS \ - MAX_NUM_TEMPORAL_LAYERS * MAX_NUM_SPATIAL_LAYERS -/* clang-format on*/ - -// TODO(jingning): Turning this on to set up transform coefficient -// processing timer. -#define TXCOEFF_TIMER 0 -#define TXCOEFF_COST_TIMER 0 - -typedef enum { - SINGLE_REFERENCE = 0, - COMPOUND_REFERENCE = 1, - REFERENCE_MODE_SELECT = 2, - REFERENCE_MODES = 3, -} REFERENCE_MODE; - -typedef enum { - /** - * Frame context updates are disabled - */ - REFRESH_FRAME_CONTEXT_DISABLED, - /** - * Update frame context to values resulting from backward probability - * updates based on entropy/counts in the decoded frame - */ - REFRESH_FRAME_CONTEXT_BACKWARD, -} REFRESH_FRAME_CONTEXT_MODE; - -#define MFMV_STACK_SIZE 3 -typedef struct { - int_mv mfmv0; - uint8_t ref_frame_offset; -} TPL_MV_REF; - -typedef struct { - int_mv mv; - MV_REFERENCE_FRAME ref_frame; -} MV_REF; - -typedef struct { - int ref_count; - - unsigned int cur_frame_offset; - unsigned int ref_frame_offset[INTER_REFS_PER_FRAME]; - - MV_REF *mvs; - uint8_t *seg_map; - struct segmentation seg; - int mi_rows; - int mi_cols; - // Width and height give the size of the buffer (before any upscaling, unlike - // the sizes that can be derived from the buf structure) - int width; - int height; - WarpedMotionParams global_motion[REF_FRAMES]; - int showable_frame; // frame can be used as show existing frame in future - int film_grain_params_present; - aom_film_grain_t film_grain_params; - aom_codec_frame_buffer_t raw_frame_buffer; - YV12_BUFFER_CONFIG buf; - hash_table hash_table; - uint8_t intra_only; - FRAME_TYPE frame_type; - // The Following variables will only be used in frame parallel decode. - - // frame_worker_owner indicates which FrameWorker owns this buffer. NULL means - // that no FrameWorker owns, or is decoding, this buffer. - AVxWorker *frame_worker_owner; - - // row and col indicate which position frame has been decoded to in real - // pixel unit. They are reset to -1 when decoding begins and set to INT_MAX - // when the frame is fully decoded. - int row; - int col; - - // Inter frame reference frame delta for loop filter - int8_t ref_deltas[REF_FRAMES]; - - // 0 = ZERO_MV, MV - int8_t mode_deltas[MAX_MODE_LF_DELTAS]; -} RefCntBuffer; - -typedef struct BufferPool { -// Protect BufferPool from being accessed by several FrameWorkers at -// the same time during frame parallel decode. -// TODO(hkuang): Try to use atomic variable instead of locking the whole pool. -#if CONFIG_MULTITHREAD - pthread_mutex_t pool_mutex; -#endif - - // Private data associated with the frame buffer callbacks. - void *cb_priv; - - aom_get_frame_buffer_cb_fn_t get_fb_cb; - aom_release_frame_buffer_cb_fn_t release_fb_cb; - - RefCntBuffer frame_bufs[FRAME_BUFFERS]; - - // Frame buffers allocated internally by the codec. - InternalFrameBufferList int_frame_buffers; -} BufferPool; - -typedef struct { - int base_ctx_table[2 /*row*/][2 /*col*/][3 /*sig_map*/] - [BASE_CONTEXT_POSITION_NUM + 1]; -} LV_MAP_CTX_TABLE; -typedef int BASE_CTX_TABLE[2 /*col*/][3 /*sig_map*/] - [BASE_CONTEXT_POSITION_NUM + 1]; - -typedef struct BitstreamLevel { - uint8_t major; - uint8_t minor; -} BitstreamLevel; - -// Sequence header structure. -// Note: All syntax elements of sequence_header_obu that need to be -// bit-identical across multiple sequence headers must be part of this struct, -// so that consistency is checked by are_seq_headers_consistent() function. -typedef struct SequenceHeader { - int num_bits_width; - int num_bits_height; - int max_frame_width; - int max_frame_height; - int frame_id_numbers_present_flag; - int frame_id_length; - int delta_frame_id_length; - BLOCK_SIZE sb_size; // Size of the superblock used for this frame - int mib_size; // Size of the superblock in units of MI blocks - int mib_size_log2; // Log 2 of above. - int order_hint_bits_minus_1; - int force_screen_content_tools; // 0 - force off - // 1 - force on - // 2 - adaptive - int force_integer_mv; // 0 - Not to force. MV can be in 1/4 or 1/8 - // 1 - force to integer - // 2 - adaptive - int still_picture; // Video is a single frame still picture - int reduced_still_picture_hdr; // Use reduced header for still picture - int enable_filter_intra; // enables/disables filterintra - int enable_intra_edge_filter; // enables/disables corner/edge/upsampling - int enable_interintra_compound; // enables/disables interintra_compound - int enable_masked_compound; // enables/disables masked compound - int enable_dual_filter; // 0 - disable dual interpolation filter - // 1 - enable vert/horiz filter selection - int enable_order_hint; // 0 - disable order hint, and related tools - // jnt_comp, ref_frame_mvs, frame_sign_bias - // if 0, enable_jnt_comp and - // enable_ref_frame_mvs must be set zs 0. - int enable_jnt_comp; // 0 - disable joint compound modes - // 1 - enable it - int enable_ref_frame_mvs; // 0 - disable ref frame mvs - // 1 - enable it - int enable_warped_motion; // 0 - disable warped motion for sequence - // 1 - enable it for the sequence - int enable_superres; // 0 - Disable superres for the sequence, and disable - // transmitting per-frame superres enabled flag. - // 1 - Enable superres for the sequence, and also - // enable per-frame flag to denote if superres is - // enabled for that frame. - int enable_cdef; // To turn on/off CDEF - int enable_restoration; // To turn on/off loop restoration - BITSTREAM_PROFILE profile; - - // Operating point info. - int operating_points_cnt_minus_1; - int operating_point_idc[MAX_NUM_OPERATING_POINTS]; - int display_model_info_present_flag; - int decoder_model_info_present_flag; - BitstreamLevel level[MAX_NUM_OPERATING_POINTS]; - uint8_t tier[MAX_NUM_OPERATING_POINTS]; // seq_tier in the spec. One bit: 0 - // or 1. - - // Color config. - aom_bit_depth_t bit_depth; // AOM_BITS_8 in profile 0 or 1, - // AOM_BITS_10 or AOM_BITS_12 in profile 2 or 3. - int use_highbitdepth; // If true, we need to use 16bit frame buffers. - int monochrome; // Monochorme video - aom_color_primaries_t color_primaries; - aom_transfer_characteristics_t transfer_characteristics; - aom_matrix_coefficients_t matrix_coefficients; - int color_range; - int subsampling_x; // Chroma subsampling for x - int subsampling_y; // Chroma subsampling for y - aom_chroma_sample_position_t chroma_sample_position; - int separate_uv_delta_q; - - int film_grain_params_present; -} SequenceHeader; - -typedef struct AV1Common { - struct aom_internal_error_info error; - int width; - int height; - int render_width; - int render_height; - int last_width; - int last_height; - int timing_info_present; - aom_timing_info_t timing_info; - int buffer_removal_time_present; - aom_dec_model_info_t buffer_model; - aom_dec_model_op_parameters_t op_params[MAX_NUM_OPERATING_POINTS + 1]; - aom_op_timing_info_t op_frame_timing[MAX_NUM_OPERATING_POINTS + 1]; - uint32_t frame_presentation_time; - - int largest_tile_id; - size_t largest_tile_size; - int context_update_tile_id; - - // Scale of the current frame with respect to itself. - struct scale_factors sf_identity; - - YV12_BUFFER_CONFIG *frame_to_show; - RefCntBuffer *prev_frame; - - // TODO(hkuang): Combine this with cur_buf in macroblockd. - RefCntBuffer *cur_frame; - - int ref_frame_map[REF_FRAMES]; /* maps fb_idx to reference slot */ - - // Prepare ref_frame_map for the next frame. - // Only used in frame parallel decode. - int next_ref_frame_map[REF_FRAMES]; - - // TODO(jkoleszar): could expand active_ref_idx to 4, with 0 as intra, and - // roll new_fb_idx into it. - - // Each Inter frame can reference INTER_REFS_PER_FRAME buffers - RefBuffer frame_refs[INTER_REFS_PER_FRAME]; - int is_skip_mode_allowed; - int skip_mode_flag; - int ref_frame_idx_0; - int ref_frame_idx_1; - - int new_fb_idx; - - FRAME_TYPE last_frame_type; /* last frame's frame type for motion search.*/ - FRAME_TYPE frame_type; - - int show_frame; - int showable_frame; // frame can be used as show existing frame in future - int last_show_frame; - int show_existing_frame; - // Flag for a frame used as a reference - not written to the bitstream - int is_reference_frame; - int reset_decoder_state; - - // Flag signaling that the frame is encoded using only INTRA modes. - uint8_t intra_only; - uint8_t last_intra_only; - uint8_t disable_cdf_update; - int allow_high_precision_mv; - int cur_frame_force_integer_mv; // 0 the default in AOM, 1 only integer - - int allow_screen_content_tools; - int allow_intrabc; - int allow_warped_motion; - - // MBs, mb_rows/cols is in 16-pixel units; mi_rows/cols is in - // MB_MODE_INFO (8-pixel) units. - int MBs; - int mb_rows, mi_rows; - int mb_cols, mi_cols; - int mi_stride; - - /* profile settings */ - TX_MODE tx_mode; - -#if CONFIG_ENTROPY_STATS - int coef_cdf_category; -#endif - - int base_qindex; - int y_dc_delta_q; - int u_dc_delta_q; - int v_dc_delta_q; - int u_ac_delta_q; - int v_ac_delta_q; - - // The dequantizers below are true dequntizers used only in the - // dequantization process. They have the same coefficient - // shift/scale as TX. - int16_t y_dequant_QTX[MAX_SEGMENTS][2]; - int16_t u_dequant_QTX[MAX_SEGMENTS][2]; - int16_t v_dequant_QTX[MAX_SEGMENTS][2]; - - // Global quant matrix tables - const qm_val_t *giqmatrix[NUM_QM_LEVELS][3][TX_SIZES_ALL]; - const qm_val_t *gqmatrix[NUM_QM_LEVELS][3][TX_SIZES_ALL]; - - // Local quant matrix tables for each frame - const qm_val_t *y_iqmatrix[MAX_SEGMENTS][TX_SIZES_ALL]; - const qm_val_t *u_iqmatrix[MAX_SEGMENTS][TX_SIZES_ALL]; - const qm_val_t *v_iqmatrix[MAX_SEGMENTS][TX_SIZES_ALL]; - - // Encoder - int using_qmatrix; - int qm_y; - int qm_u; - int qm_v; - int min_qmlevel; - int max_qmlevel; - - /* We allocate a MB_MODE_INFO struct for each macroblock, together with - an extra row on top and column on the left to simplify prediction. */ - int mi_alloc_size; - MB_MODE_INFO *mip; /* Base of allocated array */ - MB_MODE_INFO *mi; /* Corresponds to upper left visible macroblock */ - - // TODO(agrange): Move prev_mi into encoder structure. - // prev_mip and prev_mi will only be allocated in encoder. - MB_MODE_INFO *prev_mip; /* MB_MODE_INFO array 'mip' from last decoded frame */ - MB_MODE_INFO *prev_mi; /* 'mi' from last frame (points into prev_mip) */ - - // Separate mi functions between encoder and decoder. - int (*alloc_mi)(struct AV1Common *cm, int mi_size); - void (*free_mi)(struct AV1Common *cm); - void (*setup_mi)(struct AV1Common *cm); - - // Grid of pointers to 8x8 MB_MODE_INFO structs. Any 8x8 not in the visible - // area will be NULL. - MB_MODE_INFO **mi_grid_base; - MB_MODE_INFO **mi_grid_visible; - MB_MODE_INFO **prev_mi_grid_base; - MB_MODE_INFO **prev_mi_grid_visible; - - // Whether to use previous frames' motion vectors for prediction. - int allow_ref_frame_mvs; - - uint8_t *last_frame_seg_map; - uint8_t *current_frame_seg_map; - int seg_map_alloc_size; - - InterpFilter interp_filter; - - int switchable_motion_mode; - - loop_filter_info_n lf_info; - // The denominator of the superres scale; the numerator is fixed. - uint8_t superres_scale_denominator; - int superres_upscaled_width; - int superres_upscaled_height; - RestorationInfo rst_info[MAX_MB_PLANE]; - - // rst_end_stripe[i] is one more than the index of the bottom stripe - // for tile row i. - int rst_end_stripe[MAX_TILE_ROWS]; - - // Pointer to a scratch buffer used by self-guided restoration - int32_t *rst_tmpbuf; - RestorationLineBuffers *rlbs; - - // Output of loop restoration - YV12_BUFFER_CONFIG rst_frame; - - // Flag signaling how frame contexts should be updated at the end of - // a frame decode - REFRESH_FRAME_CONTEXT_MODE refresh_frame_context; - - int ref_frame_sign_bias[REF_FRAMES]; /* Two state 0, 1 */ - - struct loopfilter lf; - struct segmentation seg; - int coded_lossless; // frame is fully lossless at the coded resolution. - int all_lossless; // frame is fully lossless at the upscaled resolution. - - int reduced_tx_set_used; - - // Context probabilities for reference frame prediction - MV_REFERENCE_FRAME comp_fwd_ref[FWD_REFS]; - MV_REFERENCE_FRAME comp_bwd_ref[BWD_REFS]; - REFERENCE_MODE reference_mode; - - FRAME_CONTEXT *fc; /* this frame entropy */ - FRAME_CONTEXT *frame_contexts; // FRAME_CONTEXTS - unsigned int frame_context_idx; /* Context to use/update */ - int fb_of_context_type[REF_FRAMES]; - int primary_ref_frame; - - unsigned int frame_offset; - - unsigned int current_video_frame; - - aom_bit_depth_t dequant_bit_depth; // bit_depth of current dequantizer - - int error_resilient_mode; - int force_primary_ref_none; - - int tile_cols, tile_rows; - int last_tile_cols, last_tile_rows; - - int max_tile_width_sb; - int min_log2_tile_cols; - int max_log2_tile_cols; - int max_log2_tile_rows; - int min_log2_tile_rows; - int min_log2_tiles; - int max_tile_height_sb; - int uniform_tile_spacing_flag; - int log2_tile_cols; // only valid for uniform tiles - int log2_tile_rows; // only valid for uniform tiles - int tile_col_start_sb[MAX_TILE_COLS + 1]; // valid for 0 <= i <= tile_cols - int tile_row_start_sb[MAX_TILE_ROWS + 1]; // valid for 0 <= i <= tile_rows - int tile_width, tile_height; // In MI units - - unsigned int large_scale_tile; - unsigned int single_tile_decoding; - - int byte_alignment; - int skip_loop_filter; - int skip_film_grain; - - // Private data associated with the frame buffer callbacks. - void *cb_priv; - aom_get_frame_buffer_cb_fn_t get_fb_cb; - aom_release_frame_buffer_cb_fn_t release_fb_cb; - - // Handles memory for the codec. - InternalFrameBufferList int_frame_buffers; - - // External BufferPool passed from outside. - BufferPool *buffer_pool; - - PARTITION_CONTEXT **above_seg_context; - ENTROPY_CONTEXT **above_context[MAX_MB_PLANE]; - TXFM_CONTEXT **above_txfm_context; - WarpedMotionParams global_motion[REF_FRAMES]; - aom_film_grain_t film_grain_params; - - int cdef_pri_damping; - int cdef_sec_damping; - int nb_cdef_strengths; - int cdef_strengths[CDEF_MAX_STRENGTHS]; - int cdef_uv_strengths[CDEF_MAX_STRENGTHS]; - int cdef_bits; - - int delta_q_present_flag; - // Resolution of delta quant - int delta_q_res; - int delta_lf_present_flag; - // Resolution of delta lf level - int delta_lf_res; - // This is a flag for number of deltas of loop filter level - // 0: use 1 delta, for y_vertical, y_horizontal, u, and v - // 1: use separate deltas for each filter level - int delta_lf_multi; - int num_tg; - SequenceHeader seq_params; - int current_frame_id; - int ref_frame_id[REF_FRAMES]; - int valid_for_referencing[REF_FRAMES]; - int invalid_delta_frame_id_minus_1; - LV_MAP_CTX_TABLE coeff_ctx_table; - TPL_MV_REF *tpl_mvs; - int tpl_mvs_mem_size; - // TODO(jingning): This can be combined with sign_bias later. - int8_t ref_frame_side[REF_FRAMES]; - - int is_annexb; - - int frame_refs_short_signaling; - int temporal_layer_id; - int spatial_layer_id; - unsigned int number_temporal_layers; - unsigned int number_spatial_layers; - int num_allocated_above_context_mi_col; - int num_allocated_above_contexts; - int num_allocated_above_context_planes; - -#if TXCOEFF_TIMER - int64_t cum_txcoeff_timer; - int64_t txcoeff_timer; - int txb_count; -#endif - -#if TXCOEFF_COST_TIMER - int64_t cum_txcoeff_cost_timer; - int64_t txcoeff_cost_timer; - int64_t txcoeff_cost_count; -#endif - const cfg_options_t *options; -} AV1_COMMON; - -// TODO(hkuang): Don't need to lock the whole pool after implementing atomic -// frame reference count. -static void lock_buffer_pool(BufferPool *const pool) { -#if CONFIG_MULTITHREAD - pthread_mutex_lock(&pool->pool_mutex); -#else - (void)pool; -#endif -} - -static void unlock_buffer_pool(BufferPool *const pool) { -#if CONFIG_MULTITHREAD - pthread_mutex_unlock(&pool->pool_mutex); -#else - (void)pool; -#endif -} - -static INLINE YV12_BUFFER_CONFIG *get_ref_frame(AV1_COMMON *cm, int index) { - if (index < 0 || index >= REF_FRAMES) return NULL; - if (cm->ref_frame_map[index] < 0) return NULL; - assert(cm->ref_frame_map[index] < FRAME_BUFFERS); - return &cm->buffer_pool->frame_bufs[cm->ref_frame_map[index]].buf; -} - -static INLINE YV12_BUFFER_CONFIG *get_frame_new_buffer( - const AV1_COMMON *const cm) { - return &cm->buffer_pool->frame_bufs[cm->new_fb_idx].buf; -} - -static INLINE int get_free_fb(AV1_COMMON *cm) { - RefCntBuffer *const frame_bufs = cm->buffer_pool->frame_bufs; - int i; - - lock_buffer_pool(cm->buffer_pool); - for (i = 0; i < FRAME_BUFFERS; ++i) - if (frame_bufs[i].ref_count == 0) break; - - if (i != FRAME_BUFFERS) { - if (frame_bufs[i].buf.use_external_reference_buffers) { - // If this frame buffer's y_buffer, u_buffer, and v_buffer point to the - // external reference buffers. Restore the buffer pointers to point to the - // internally allocated memory. - YV12_BUFFER_CONFIG *ybf = &frame_bufs[i].buf; - ybf->y_buffer = ybf->store_buf_adr[0]; - ybf->u_buffer = ybf->store_buf_adr[1]; - ybf->v_buffer = ybf->store_buf_adr[2]; - ybf->use_external_reference_buffers = 0; - } - - frame_bufs[i].ref_count = 1; - } else { - // Reset i to be INVALID_IDX to indicate no free buffer found. - i = INVALID_IDX; - } - - unlock_buffer_pool(cm->buffer_pool); - return i; -} - -static INLINE void ref_cnt_fb(RefCntBuffer *bufs, int *idx, int new_idx) { - const int ref_index = *idx; - - if (ref_index >= 0 && bufs[ref_index].ref_count > 0) - bufs[ref_index].ref_count--; - - *idx = new_idx; - - bufs[new_idx].ref_count++; -} - -static INLINE int frame_is_intra_only(const AV1_COMMON *const cm) { - return cm->frame_type == KEY_FRAME || cm->intra_only; -} - -static INLINE int frame_is_sframe(const AV1_COMMON *cm) { - return cm->frame_type == S_FRAME; -} - -static INLINE RefCntBuffer *get_prev_frame(const AV1_COMMON *const cm) { - if (cm->primary_ref_frame == PRIMARY_REF_NONE || - cm->frame_refs[cm->primary_ref_frame].idx == INVALID_IDX) { - return NULL; - } else { - return &cm->buffer_pool - ->frame_bufs[cm->frame_refs[cm->primary_ref_frame].idx]; - } -} - -// Returns 1 if this frame might allow mvs from some reference frame. -static INLINE int frame_might_allow_ref_frame_mvs(const AV1_COMMON *cm) { - return !cm->error_resilient_mode && cm->seq_params.enable_ref_frame_mvs && - cm->seq_params.enable_order_hint && !frame_is_intra_only(cm); -} - -// Returns 1 if this frame might use warped_motion -static INLINE int frame_might_allow_warped_motion(const AV1_COMMON *cm) { - return !cm->error_resilient_mode && !frame_is_intra_only(cm) && - cm->seq_params.enable_warped_motion; -} - -static INLINE void ensure_mv_buffer(RefCntBuffer *buf, AV1_COMMON *cm) { - const int buf_rows = buf->mi_rows; - const int buf_cols = buf->mi_cols; - - if (buf->mvs == NULL || buf_rows != cm->mi_rows || buf_cols != cm->mi_cols) { - aom_free(buf->mvs); - buf->mi_rows = cm->mi_rows; - buf->mi_cols = cm->mi_cols; - CHECK_MEM_ERROR(cm, buf->mvs, - (MV_REF *)aom_calloc( - ((cm->mi_rows + 1) >> 1) * ((cm->mi_cols + 1) >> 1), - sizeof(*buf->mvs))); - aom_free(buf->seg_map); - CHECK_MEM_ERROR(cm, buf->seg_map, - (uint8_t *)aom_calloc(cm->mi_rows * cm->mi_cols, - sizeof(*buf->seg_map))); - } - - const int mem_size = - ((cm->mi_rows + MAX_MIB_SIZE) >> 1) * (cm->mi_stride >> 1); - int realloc = cm->tpl_mvs == NULL; - if (cm->tpl_mvs) realloc |= cm->tpl_mvs_mem_size < mem_size; - - if (realloc) { - aom_free(cm->tpl_mvs); - CHECK_MEM_ERROR(cm, cm->tpl_mvs, - (TPL_MV_REF *)aom_calloc(mem_size, sizeof(*cm->tpl_mvs))); - cm->tpl_mvs_mem_size = mem_size; - } -} - -void cfl_init(CFL_CTX *cfl, const SequenceHeader *seq_params); - -static INLINE int av1_num_planes(const AV1_COMMON *cm) { - return cm->seq_params.monochrome ? 1 : MAX_MB_PLANE; -} - -static INLINE void av1_init_above_context(AV1_COMMON *cm, MACROBLOCKD *xd, - const int tile_row) { - const int num_planes = av1_num_planes(cm); - for (int i = 0; i < num_planes; ++i) { - xd->above_context[i] = cm->above_context[i][tile_row]; - } - xd->above_seg_context = cm->above_seg_context[tile_row]; - xd->above_txfm_context = cm->above_txfm_context[tile_row]; -} - -static INLINE void av1_init_macroblockd(AV1_COMMON *cm, MACROBLOCKD *xd, - tran_low_t *dqcoeff) { - const int num_planes = av1_num_planes(cm); - for (int i = 0; i < num_planes; ++i) { - xd->plane[i].dqcoeff = dqcoeff; - - if (xd->plane[i].plane_type == PLANE_TYPE_Y) { - memcpy(xd->plane[i].seg_dequant_QTX, cm->y_dequant_QTX, - sizeof(cm->y_dequant_QTX)); - memcpy(xd->plane[i].seg_iqmatrix, cm->y_iqmatrix, sizeof(cm->y_iqmatrix)); - - } else { - if (i == AOM_PLANE_U) { - memcpy(xd->plane[i].seg_dequant_QTX, cm->u_dequant_QTX, - sizeof(cm->u_dequant_QTX)); - memcpy(xd->plane[i].seg_iqmatrix, cm->u_iqmatrix, - sizeof(cm->u_iqmatrix)); - } else { - memcpy(xd->plane[i].seg_dequant_QTX, cm->v_dequant_QTX, - sizeof(cm->v_dequant_QTX)); - memcpy(xd->plane[i].seg_iqmatrix, cm->v_iqmatrix, - sizeof(cm->v_iqmatrix)); - } - } - } - xd->mi_stride = cm->mi_stride; - xd->error_info = &cm->error; - cfl_init(&xd->cfl, &cm->seq_params); -} - -static INLINE void set_skip_context(MACROBLOCKD *xd, int mi_row, int mi_col, - const int num_planes) { - int i; - int row_offset = mi_row; - int col_offset = mi_col; - for (i = 0; i < num_planes; ++i) { - struct macroblockd_plane *const pd = &xd->plane[i]; - // Offset the buffer pointer - const BLOCK_SIZE bsize = xd->mi[0]->sb_type; - if (pd->subsampling_y && (mi_row & 0x01) && (mi_size_high[bsize] == 1)) - row_offset = mi_row - 1; - if (pd->subsampling_x && (mi_col & 0x01) && (mi_size_wide[bsize] == 1)) - col_offset = mi_col - 1; - int above_idx = col_offset; - int left_idx = row_offset & MAX_MIB_MASK; - pd->above_context = &xd->above_context[i][above_idx >> pd->subsampling_x]; - pd->left_context = &xd->left_context[i][left_idx >> pd->subsampling_y]; - } -} - -static INLINE int calc_mi_size(int len) { - // len is in mi units. Align to a multiple of SBs. - return ALIGN_POWER_OF_TWO(len, MAX_MIB_SIZE_LOG2); -} - -static INLINE void set_plane_n4(MACROBLOCKD *const xd, int bw, int bh, - const int num_planes) { - int i; - for (i = 0; i < num_planes; i++) { - xd->plane[i].width = (bw * MI_SIZE) >> xd->plane[i].subsampling_x; - xd->plane[i].height = (bh * MI_SIZE) >> xd->plane[i].subsampling_y; - - xd->plane[i].width = AOMMAX(xd->plane[i].width, 4); - xd->plane[i].height = AOMMAX(xd->plane[i].height, 4); - } -} - -static INLINE void set_mi_row_col(MACROBLOCKD *xd, const TileInfo *const tile, - int mi_row, int bh, int mi_col, int bw, - int mi_rows, int mi_cols) { - xd->mb_to_top_edge = -((mi_row * MI_SIZE) * 8); - xd->mb_to_bottom_edge = ((mi_rows - bh - mi_row) * MI_SIZE) * 8; - xd->mb_to_left_edge = -((mi_col * MI_SIZE) * 8); - xd->mb_to_right_edge = ((mi_cols - bw - mi_col) * MI_SIZE) * 8; - - // Are edges available for intra prediction? - xd->up_available = (mi_row > tile->mi_row_start); - - const int ss_x = xd->plane[1].subsampling_x; - const int ss_y = xd->plane[1].subsampling_y; - - xd->left_available = (mi_col > tile->mi_col_start); - xd->chroma_up_available = xd->up_available; - xd->chroma_left_available = xd->left_available; - if (ss_x && bw < mi_size_wide[BLOCK_8X8]) - xd->chroma_left_available = (mi_col - 1) > tile->mi_col_start; - if (ss_y && bh < mi_size_high[BLOCK_8X8]) - xd->chroma_up_available = (mi_row - 1) > tile->mi_row_start; - if (xd->up_available) { - xd->above_mbmi = xd->mi[-xd->mi_stride]; - } else { - xd->above_mbmi = NULL; - } - - if (xd->left_available) { - xd->left_mbmi = xd->mi[-1]; - } else { - xd->left_mbmi = NULL; - } - - const int chroma_ref = ((mi_row & 0x01) || !(bh & 0x01) || !ss_y) && - ((mi_col & 0x01) || !(bw & 0x01) || !ss_x); - if (chroma_ref) { - // To help calculate the "above" and "left" chroma blocks, note that the - // current block may cover multiple luma blocks (eg, if partitioned into - // 4x4 luma blocks). - // First, find the top-left-most luma block covered by this chroma block - MB_MODE_INFO **base_mi = - &xd->mi[-(mi_row & ss_y) * xd->mi_stride - (mi_col & ss_x)]; - - // Then, we consider the luma region covered by the left or above 4x4 chroma - // prediction. We want to point to the chroma reference block in that - // region, which is the bottom-right-most mi unit. - // This leads to the following offsets: - MB_MODE_INFO *chroma_above_mi = - xd->chroma_up_available ? base_mi[-xd->mi_stride + ss_x] : NULL; - xd->chroma_above_mbmi = chroma_above_mi; - - MB_MODE_INFO *chroma_left_mi = - xd->chroma_left_available ? base_mi[ss_y * xd->mi_stride - 1] : NULL; - xd->chroma_left_mbmi = chroma_left_mi; - } - - xd->n4_h = bh; - xd->n4_w = bw; - xd->is_sec_rect = 0; - if (xd->n4_w < xd->n4_h) { - // Only mark is_sec_rect as 1 for the last block. - // For PARTITION_VERT_4, it would be (0, 0, 0, 1); - // For other partitions, it would be (0, 1). - if (!((mi_col + xd->n4_w) & (xd->n4_h - 1))) xd->is_sec_rect = 1; - } - - if (xd->n4_w > xd->n4_h) - if (mi_row & (xd->n4_w - 1)) xd->is_sec_rect = 1; -} - -static INLINE aom_cdf_prob *get_y_mode_cdf(FRAME_CONTEXT *tile_ctx, - const MB_MODE_INFO *above_mi, - const MB_MODE_INFO *left_mi) { - const PREDICTION_MODE above = av1_above_block_mode(above_mi); - const PREDICTION_MODE left = av1_left_block_mode(left_mi); - const int above_ctx = intra_mode_context[above]; - const int left_ctx = intra_mode_context[left]; - return tile_ctx->kf_y_cdf[above_ctx][left_ctx]; -} - -static INLINE void update_partition_context(MACROBLOCKD *xd, int mi_row, - int mi_col, BLOCK_SIZE subsize, - BLOCK_SIZE bsize) { - PARTITION_CONTEXT *const above_ctx = xd->above_seg_context + mi_col; - PARTITION_CONTEXT *const left_ctx = - xd->left_seg_context + (mi_row & MAX_MIB_MASK); - - const int bw = mi_size_wide[bsize]; - const int bh = mi_size_high[bsize]; - memset(above_ctx, partition_context_lookup[subsize].above, bw); - memset(left_ctx, partition_context_lookup[subsize].left, bh); -} - -static INLINE int is_chroma_reference(int mi_row, int mi_col, BLOCK_SIZE bsize, - int subsampling_x, int subsampling_y) { - const int bw = mi_size_wide[bsize]; - const int bh = mi_size_high[bsize]; - int ref_pos = ((mi_row & 0x01) || !(bh & 0x01) || !subsampling_y) && - ((mi_col & 0x01) || !(bw & 0x01) || !subsampling_x); - return ref_pos; -} - -static INLINE BLOCK_SIZE scale_chroma_bsize(BLOCK_SIZE bsize, int subsampling_x, - int subsampling_y) { - BLOCK_SIZE bs = bsize; - switch (bsize) { - case BLOCK_4X4: - if (subsampling_x == 1 && subsampling_y == 1) - bs = BLOCK_8X8; - else if (subsampling_x == 1) - bs = BLOCK_8X4; - else if (subsampling_y == 1) - bs = BLOCK_4X8; - break; - case BLOCK_4X8: - if (subsampling_x == 1 && subsampling_y == 1) - bs = BLOCK_8X8; - else if (subsampling_x == 1) - bs = BLOCK_8X8; - else if (subsampling_y == 1) - bs = BLOCK_4X8; - break; - case BLOCK_8X4: - if (subsampling_x == 1 && subsampling_y == 1) - bs = BLOCK_8X8; - else if (subsampling_x == 1) - bs = BLOCK_8X4; - else if (subsampling_y == 1) - bs = BLOCK_8X8; - break; - case BLOCK_4X16: - if (subsampling_x == 1 && subsampling_y == 1) - bs = BLOCK_8X16; - else if (subsampling_x == 1) - bs = BLOCK_8X16; - else if (subsampling_y == 1) - bs = BLOCK_4X16; - break; - case BLOCK_16X4: - if (subsampling_x == 1 && subsampling_y == 1) - bs = BLOCK_16X8; - else if (subsampling_x == 1) - bs = BLOCK_16X4; - else if (subsampling_y == 1) - bs = BLOCK_16X8; - break; - default: break; - } - return bs; -} - -static INLINE aom_cdf_prob cdf_element_prob(const aom_cdf_prob *cdf, - size_t element) { - assert(cdf != NULL); - return (element > 0 ? cdf[element - 1] : CDF_PROB_TOP) - cdf[element]; -} - -static INLINE void partition_gather_horz_alike(aom_cdf_prob *out, - const aom_cdf_prob *const in, - BLOCK_SIZE bsize) { - (void)bsize; - out[0] = CDF_PROB_TOP; - out[0] -= cdf_element_prob(in, PARTITION_HORZ); - out[0] -= cdf_element_prob(in, PARTITION_SPLIT); - out[0] -= cdf_element_prob(in, PARTITION_HORZ_A); - out[0] -= cdf_element_prob(in, PARTITION_HORZ_B); - out[0] -= cdf_element_prob(in, PARTITION_VERT_A); - if (bsize != BLOCK_128X128) out[0] -= cdf_element_prob(in, PARTITION_HORZ_4); - out[0] = AOM_ICDF(out[0]); - out[1] = AOM_ICDF(CDF_PROB_TOP); -} - -static INLINE void partition_gather_vert_alike(aom_cdf_prob *out, - const aom_cdf_prob *const in, - BLOCK_SIZE bsize) { - (void)bsize; - out[0] = CDF_PROB_TOP; - out[0] -= cdf_element_prob(in, PARTITION_VERT); - out[0] -= cdf_element_prob(in, PARTITION_SPLIT); - out[0] -= cdf_element_prob(in, PARTITION_HORZ_A); - out[0] -= cdf_element_prob(in, PARTITION_VERT_A); - out[0] -= cdf_element_prob(in, PARTITION_VERT_B); - if (bsize != BLOCK_128X128) out[0] -= cdf_element_prob(in, PARTITION_VERT_4); - out[0] = AOM_ICDF(out[0]); - out[1] = AOM_ICDF(CDF_PROB_TOP); -} - -static INLINE void update_ext_partition_context(MACROBLOCKD *xd, int mi_row, - int mi_col, BLOCK_SIZE subsize, - BLOCK_SIZE bsize, - PARTITION_TYPE partition) { - if (bsize >= BLOCK_8X8) { - const int hbs = mi_size_wide[bsize] / 2; - BLOCK_SIZE bsize2 = get_partition_subsize(bsize, PARTITION_SPLIT); - switch (partition) { - case PARTITION_SPLIT: - if (bsize != BLOCK_8X8) break; - AOM_FALLTHROUGH_INTENDED; - case PARTITION_NONE: - case PARTITION_HORZ: - case PARTITION_VERT: - case PARTITION_HORZ_4: - case PARTITION_VERT_4: - update_partition_context(xd, mi_row, mi_col, subsize, bsize); - break; - case PARTITION_HORZ_A: - update_partition_context(xd, mi_row, mi_col, bsize2, subsize); - update_partition_context(xd, mi_row + hbs, mi_col, subsize, subsize); - break; - case PARTITION_HORZ_B: - update_partition_context(xd, mi_row, mi_col, subsize, subsize); - update_partition_context(xd, mi_row + hbs, mi_col, bsize2, subsize); - break; - case PARTITION_VERT_A: - update_partition_context(xd, mi_row, mi_col, bsize2, subsize); - update_partition_context(xd, mi_row, mi_col + hbs, subsize, subsize); - break; - case PARTITION_VERT_B: - update_partition_context(xd, mi_row, mi_col, subsize, subsize); - update_partition_context(xd, mi_row, mi_col + hbs, bsize2, subsize); - break; - default: assert(0 && "Invalid partition type"); - } - } -} - -static INLINE int partition_plane_context(const MACROBLOCKD *xd, int mi_row, - int mi_col, BLOCK_SIZE bsize) { - const PARTITION_CONTEXT *above_ctx = xd->above_seg_context + mi_col; - const PARTITION_CONTEXT *left_ctx = - xd->left_seg_context + (mi_row & MAX_MIB_MASK); - // Minimum partition point is 8x8. Offset the bsl accordingly. - const int bsl = mi_size_wide_log2[bsize] - mi_size_wide_log2[BLOCK_8X8]; - int above = (*above_ctx >> bsl) & 1, left = (*left_ctx >> bsl) & 1; - - assert(mi_size_wide_log2[bsize] == mi_size_high_log2[bsize]); - assert(bsl >= 0); - - return (left * 2 + above) + bsl * PARTITION_PLOFFSET; -} - -// Return the number of elements in the partition CDF when -// partitioning the (square) block with luma block size of bsize. -static INLINE int partition_cdf_length(BLOCK_SIZE bsize) { - if (bsize <= BLOCK_8X8) - return PARTITION_TYPES; - else if (bsize == BLOCK_128X128) - return EXT_PARTITION_TYPES - 2; - else - return EXT_PARTITION_TYPES; -} - -static INLINE int max_block_wide(const MACROBLOCKD *xd, BLOCK_SIZE bsize, - int plane) { - int max_blocks_wide = block_size_wide[bsize]; - const struct macroblockd_plane *const pd = &xd->plane[plane]; - - if (xd->mb_to_right_edge < 0) - max_blocks_wide += xd->mb_to_right_edge >> (3 + pd->subsampling_x); - - // Scale the width in the transform block unit. - return max_blocks_wide >> tx_size_wide_log2[0]; -} - -static INLINE int max_block_high(const MACROBLOCKD *xd, BLOCK_SIZE bsize, - int plane) { - int max_blocks_high = block_size_high[bsize]; - const struct macroblockd_plane *const pd = &xd->plane[plane]; - - if (xd->mb_to_bottom_edge < 0) - max_blocks_high += xd->mb_to_bottom_edge >> (3 + pd->subsampling_y); - - // Scale the height in the transform block unit. - return max_blocks_high >> tx_size_high_log2[0]; -} - -static INLINE int max_intra_block_width(const MACROBLOCKD *xd, - BLOCK_SIZE plane_bsize, int plane, - TX_SIZE tx_size) { - const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane) - << tx_size_wide_log2[0]; - return ALIGN_POWER_OF_TWO(max_blocks_wide, tx_size_wide_log2[tx_size]); -} - -static INLINE int max_intra_block_height(const MACROBLOCKD *xd, - BLOCK_SIZE plane_bsize, int plane, - TX_SIZE tx_size) { - const int max_blocks_high = max_block_high(xd, plane_bsize, plane) - << tx_size_high_log2[0]; - return ALIGN_POWER_OF_TWO(max_blocks_high, tx_size_high_log2[tx_size]); -} - -static INLINE void av1_zero_above_context(AV1_COMMON *const cm, const MACROBLOCKD *xd, - int mi_col_start, int mi_col_end, const int tile_row) { - const SequenceHeader *const seq_params = &cm->seq_params; - const int num_planes = av1_num_planes(cm); - const int width = mi_col_end - mi_col_start; - const int aligned_width = - ALIGN_POWER_OF_TWO(width, seq_params->mib_size_log2); - - const int offset_y = mi_col_start; - const int width_y = aligned_width; - const int offset_uv = offset_y >> seq_params->subsampling_x; - const int width_uv = width_y >> seq_params->subsampling_x; - - av1_zero_array(cm->above_context[0][tile_row] + offset_y, width_y); - if (num_planes > 1) { - if (cm->above_context[1][tile_row] && cm->above_context[2][tile_row]) { - av1_zero_array(cm->above_context[1][tile_row] + offset_uv, width_uv); - av1_zero_array(cm->above_context[2][tile_row] + offset_uv, width_uv); - } else { - aom_internal_error(xd->error_info, AOM_CODEC_CORRUPT_FRAME, - "Invalid value of planes"); - } - } - - av1_zero_array(cm->above_seg_context[tile_row] + mi_col_start, aligned_width); - - memset(cm->above_txfm_context[tile_row] + mi_col_start, - tx_size_wide[TX_SIZES_LARGEST], - aligned_width * sizeof(TXFM_CONTEXT)); -} - -static INLINE void av1_zero_left_context(MACROBLOCKD *const xd) { - av1_zero(xd->left_context); - av1_zero(xd->left_seg_context); - - memset(xd->left_txfm_context_buffer, tx_size_high[TX_SIZES_LARGEST], - sizeof(xd->left_txfm_context_buffer)); -} - -// Disable array-bounds checks as the TX_SIZE enum contains values larger than -// TX_SIZES_ALL (TX_INVALID) which make extending the array as a workaround -// infeasible. The assert is enough for static analysis and this or other tools -// asan, valgrind would catch oob access at runtime. -#if defined(__GNUC__) && __GNUC__ >= 4 -#pragma GCC diagnostic ignored "-Warray-bounds" -#endif - -#if defined(__GNUC__) && __GNUC__ >= 4 -#pragma GCC diagnostic warning "-Warray-bounds" -#endif - -static INLINE void set_txfm_ctx(TXFM_CONTEXT *txfm_ctx, uint8_t txs, int len) { - int i; - for (i = 0; i < len; ++i) txfm_ctx[i] = txs; -} - -static INLINE void set_txfm_ctxs(TX_SIZE tx_size, int n4_w, int n4_h, int skip, - const MACROBLOCKD *xd) { - uint8_t bw = tx_size_wide[tx_size]; - uint8_t bh = tx_size_high[tx_size]; - - if (skip) { - bw = n4_w * MI_SIZE; - bh = n4_h * MI_SIZE; - } - - set_txfm_ctx(xd->above_txfm_context, bw, n4_w); - set_txfm_ctx(xd->left_txfm_context, bh, n4_h); -} - -static INLINE void txfm_partition_update(TXFM_CONTEXT *above_ctx, - TXFM_CONTEXT *left_ctx, - TX_SIZE tx_size, TX_SIZE txb_size) { - BLOCK_SIZE bsize = txsize_to_bsize[txb_size]; - int bh = mi_size_high[bsize]; - int bw = mi_size_wide[bsize]; - uint8_t txw = tx_size_wide[tx_size]; - uint8_t txh = tx_size_high[tx_size]; - int i; - for (i = 0; i < bh; ++i) left_ctx[i] = txh; - for (i = 0; i < bw; ++i) above_ctx[i] = txw; -} - -static INLINE TX_SIZE get_sqr_tx_size(int tx_dim) { - switch (tx_dim) { - case 128: - case 64: return TX_64X64; break; - case 32: return TX_32X32; break; - case 16: return TX_16X16; break; - case 8: return TX_8X8; break; - default: return TX_4X4; - } -} - -static INLINE TX_SIZE get_tx_size(int width, int height) { - if (width == height) { - return get_sqr_tx_size(width); - } - if (width < height) { - if (width + width == height) { - switch (width) { - case 4: return TX_4X8; break; - case 8: return TX_8X16; break; - case 16: return TX_16X32; break; - case 32: return TX_32X64; break; - } - } else { - switch (width) { - case 4: return TX_4X16; break; - case 8: return TX_8X32; break; - case 16: return TX_16X64; break; - } - } - } else { - if (height + height == width) { - switch (height) { - case 4: return TX_8X4; break; - case 8: return TX_16X8; break; - case 16: return TX_32X16; break; - case 32: return TX_64X32; break; - } - } else { - switch (height) { - case 4: return TX_16X4; break; - case 8: return TX_32X8; break; - case 16: return TX_64X16; break; - } - } - } - assert(0); - return TX_4X4; -} - -static INLINE int txfm_partition_context(TXFM_CONTEXT *above_ctx, - TXFM_CONTEXT *left_ctx, - BLOCK_SIZE bsize, TX_SIZE tx_size) { - const uint8_t txw = tx_size_wide[tx_size]; - const uint8_t txh = tx_size_high[tx_size]; - const int above = *above_ctx < txw; - const int left = *left_ctx < txh; - int category = TXFM_PARTITION_CONTEXTS; - - // dummy return, not used by others. - if (tx_size <= TX_4X4) return 0; - - TX_SIZE max_tx_size = - get_sqr_tx_size(AOMMAX(block_size_wide[bsize], block_size_high[bsize])); - - if (max_tx_size >= TX_8X8) { - category = - (txsize_sqr_up_map[tx_size] != max_tx_size && max_tx_size > TX_8X8) + - (TX_SIZES - 1 - max_tx_size) * 2; - } - assert(category != TXFM_PARTITION_CONTEXTS); - return category * 3 + above + left; -} - -// Compute the next partition in the direction of the sb_type stored in the mi -// array, starting with bsize. -static INLINE PARTITION_TYPE get_partition(const AV1_COMMON *const cm, - int mi_row, int mi_col, - BLOCK_SIZE bsize) { - if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols) return PARTITION_INVALID; - - const int offset = mi_row * cm->mi_stride + mi_col; - MB_MODE_INFO **mi = cm->mi_grid_visible + offset; - const BLOCK_SIZE subsize = mi[0]->sb_type; - - if (subsize == bsize) return PARTITION_NONE; - - const int bhigh = mi_size_high[bsize]; - const int bwide = mi_size_wide[bsize]; - const int sshigh = mi_size_high[subsize]; - const int sswide = mi_size_wide[subsize]; - - if (bsize > BLOCK_8X8 && mi_row + bwide / 2 < cm->mi_rows && - mi_col + bhigh / 2 < cm->mi_cols) { - // In this case, the block might be using an extended partition - // type. - const MB_MODE_INFO *const mbmi_right = mi[bwide / 2]; - const MB_MODE_INFO *const mbmi_below = mi[bhigh / 2 * cm->mi_stride]; - - if (sswide == bwide) { - // Smaller height but same width. Is PARTITION_HORZ_4, PARTITION_HORZ or - // PARTITION_HORZ_B. To distinguish the latter two, check if the lower - // half was split. - if (sshigh * 4 == bhigh) return PARTITION_HORZ_4; - assert(sshigh * 2 == bhigh); - - if (mbmi_below->sb_type == subsize) - return PARTITION_HORZ; - else - return PARTITION_HORZ_B; - } else if (sshigh == bhigh) { - // Smaller width but same height. Is PARTITION_VERT_4, PARTITION_VERT or - // PARTITION_VERT_B. To distinguish the latter two, check if the right - // half was split. - if (sswide * 4 == bwide) return PARTITION_VERT_4; - assert(sswide * 2 == bhigh); - - if (mbmi_right->sb_type == subsize) - return PARTITION_VERT; - else - return PARTITION_VERT_B; - } else { - // Smaller width and smaller height. Might be PARTITION_SPLIT or could be - // PARTITION_HORZ_A or PARTITION_VERT_A. If subsize isn't halved in both - // dimensions, we immediately know this is a split (which will recurse to - // get to subsize). Otherwise look down and to the right. With - // PARTITION_VERT_A, the right block will have height bhigh; with - // PARTITION_HORZ_A, the lower block with have width bwide. Otherwise - // it's PARTITION_SPLIT. - if (sswide * 2 != bwide || sshigh * 2 != bhigh) return PARTITION_SPLIT; - - if (mi_size_wide[mbmi_below->sb_type] == bwide) return PARTITION_HORZ_A; - if (mi_size_high[mbmi_right->sb_type] == bhigh) return PARTITION_VERT_A; - - return PARTITION_SPLIT; - } - } - const int vert_split = sswide < bwide; - const int horz_split = sshigh < bhigh; - const int split_idx = (vert_split << 1) | horz_split; - assert(split_idx != 0); - - static const PARTITION_TYPE base_partitions[4] = { - PARTITION_INVALID, PARTITION_HORZ, PARTITION_VERT, PARTITION_SPLIT - }; - - return base_partitions[split_idx]; -} - -static INLINE void set_use_reference_buffer(AV1_COMMON *const cm, int use) { - cm->seq_params.frame_id_numbers_present_flag = use; -} - -static INLINE void set_sb_size(SequenceHeader *const seq_params, - BLOCK_SIZE sb_size) { - seq_params->sb_size = sb_size; - seq_params->mib_size = mi_size_wide[seq_params->sb_size]; - seq_params->mib_size_log2 = mi_size_wide_log2[seq_params->sb_size]; -} - -// Returns true if the frame is fully lossless at the coded resolution. -// Note: If super-resolution is used, such a frame will still NOT be lossless at -// the upscaled resolution. -static INLINE int is_coded_lossless(const AV1_COMMON *cm, - const MACROBLOCKD *xd) { - int coded_lossless = 1; - if (cm->seg.enabled) { - for (int i = 0; i < MAX_SEGMENTS; ++i) { - if (!xd->lossless[i]) { - coded_lossless = 0; - break; - } - } - } else { - coded_lossless = xd->lossless[0]; - } - return coded_lossless; -} - -static INLINE int is_valid_seq_level_idx(uint8_t seq_level_idx) { - return seq_level_idx < 24 || seq_level_idx == 31; -} - -static INLINE uint8_t major_minor_to_seq_level_idx(BitstreamLevel bl) { - assert(bl.major >= LEVEL_MAJOR_MIN && bl.major <= LEVEL_MAJOR_MAX); - // Since bl.minor is unsigned a comparison will return a warning: - // comparison is always true due to limited range of data type - assert(LEVEL_MINOR_MIN == 0); - assert(bl.minor <= LEVEL_MINOR_MAX); - return ((bl.major - LEVEL_MAJOR_MIN) << LEVEL_MINOR_BITS) + bl.minor; -} - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // AOM_AV1_COMMON_ONYXC_INT_H_ |