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android / platform / external / libavc / efd28f6 / . / encoder / ih264e_structs.h
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/******************************************************************************
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/**
*******************************************************************************
* @file
* ih264e_structs.h
*
* @brief
* Structure definitions used in the encoder
*
* @author
* Harish
*
* @remarks
* None
*
*******************************************************************************
*/
#ifndef IH264E_STRUCTS_H_
#define IH264E_STRUCTS_H_
/*****************************************************************************/
/* Structure definitions */
/*****************************************************************************/
/* Early declaration of structs */
typedef struct _codec_t codec_t;
typedef struct _proc_t process_ctxt_t;
/*****************************************************************************/
/* Extern Function type definitions */
/*****************************************************************************/
/**
******************************************************************************
* @brief intra prediction filters leaf level
******************************************************************************
*/
typedef void (*pf_intra_pred)(UWORD8 *pu1_src, UWORD8 *pu1_dst,
WORD32 src_strd, WORD32 dst_strd,
WORD32 ui_neighboravailability);
/**
******************************************************************************
* @brief inter prediction filters leaf level
******************************************************************************
*/
typedef void (*pf_inter_pred_luma_bilinear)(UWORD8 *pu1_src1, UWORD8 *pu1_src2, UWORD8 *pu1_dst,
WORD32 src_strd1, WORD32 src_strd2, WORD32 dst_strd,
WORD32 height, WORD32 width);
/**
******************************************************************************
* @brief fwd transform leaf level
******************************************************************************
*/
typedef void (*pf_trans_quant)(UWORD8*pu1_src, UWORD8 *pu1_pred, WORD16 *pi2_out,
WORD32 i4_src_stride, UWORD32 u4_pred_stride, UWORD32 u4_dst_stride,
const UWORD16 *pu2_scale_mat, const UWORD16 *pu2_thresh_mat,
UWORD32 u4_qbit, UWORD32 u4_round_fact, UWORD8 *pu1_nnz);
typedef void (*pf_iquant_itrans)(WORD16 *pi2_src, UWORD8 *pu1_pred, UWORD8 *pu1_out,
WORD32 i4_src_stride, UWORD32 u4_pred_stride, UWORD32 u4_out_stride,
const UWORD16 *pu2_iscale_mat, const UWORD16 *pu2_weigh_mat,
UWORD32 qp_div, WORD32 *pi4_tmp);
/**
******************************************************************************
* @brief Padding leaf level
******************************************************************************
*/
typedef void (*pf_pad)(UWORD8 *pu1_src, WORD32 src_strd, WORD32 wd, WORD32 pad_size);
/**
******************************************************************************
* @brief memory handling leaf level
******************************************************************************
*/
typedef void (*pf_memcpy)(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes);
typedef void (*pf_memset)(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes);
typedef void (*pf_memcpy_mul8)(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes);
typedef void (*pf_memset_mul8)(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes);
/**
******************************************************************************
* @brief Sad computation
******************************************************************************
*/
typedef void (*pf_compute_sad)(UWORD8 *pu1_src, UWORD8 *pu1_est,
UWORD32 src_strd, UWORD32 est_strd,
WORD32 i4_max_sad, WORD32 *pi4_mb_distortion);
/**
******************************************************************************
* @brief Intra mode eval:encoder level
******************************************************************************
*/
typedef void (*pf_evaluate_intra_modes)(UWORD8 *pu1_src, UWORD8 *pu1_ngbr_pels_i16, UWORD8 *pu1_dst,
UWORD32 src_strd, UWORD32 dst_strd,
WORD32 u4_n_avblty, UWORD32 *u4_intra_mode,
WORD32 *pu4_sadmin,
UWORD32 u4_valid_intra_modes);
typedef void (*pf_evaluate_intra_4x4_modes)(UWORD8 *pu1_src, UWORD8 *pu1_ngbr_pels, UWORD8 *pu1_dst,
UWORD32 src_strd, UWORD32 dst_strd,
WORD32 u4_n_avblty, UWORD32 *u4_intra_mode,
WORD32 *pu4_sadmin,
UWORD32 u4_valid_intra_modes, UWORD32 u4_lambda,
UWORD32 u4_predictd_mode);
/**
******************************************************************************
* @brief half_pel generation :encoder level
******************************************************************************
*/
typedef void (*pf_sixtapfilter_horz)(UWORD8 *pu1_src, UWORD8 *pu1_dst,
WORD32 src_strd, WORD32 dst_strd);
typedef void (*pf_sixtap_filter_2dvh_vert)(UWORD8 *pu1_src, UWORD8 *pu1_dst1, UWORD8 *pu1_dst2,
WORD32 src_strd, WORD32 dst_strd,
WORD32 *pi16_pred1,
WORD32 pi16_pred1_strd);
/**
******************************************************************************
* @brief color space conversion
******************************************************************************
*/
typedef void (*pf_fmt_conv_420p_to_420sp)(UWORD8 *pu1_y_src, UWORD8 *pu1_u_src, UWORD8 *pu1_v_src,
UWORD8 *pu1_y_dst, UWORD8 *pu1_uv_dst,
UWORD16 u2_height, UWORD16 u2_width,
UWORD16 src_y_strd, UWORD16 src_u_strd, UWORD16 src_v_strd,
UWORD16 dst_y_strd, UWORD16 dst_uv_strd,
UWORD32 convert_uv_only);
typedef void (*pf_fmt_conv_422ile_to_420sp)(UWORD8 *pu1_y_buf, UWORD8 *pu1_u_buf, UWORD8 *pu1_v_buf,
UWORD8 *pu1_422i_buf,
WORD32 u4_y_width, WORD32 u4_y_height, WORD32 u4_y_stride,
WORD32 u4_u_stride, WORD32 u4_v_stride,
WORD32 u4_422i_stride);
/**
******************************************************************************
* @brief ME evaluation
******************************************************************************
*/
typedef void ih264e_compute_me_ft(process_ctxt_t *);
/**
******************************************************************************
* @brief SKIP decision
******************************************************************************
*/
typedef WORD32 ih264e_skip_params_ft(process_ctxt_t *, WORD32);
/*****************************************************************************/
/* Enums */
/*****************************************************************************/
/**
******************************************************************************
* @enum CODEC_STATE_T
* @brief codec state
******************************************************************************
*/
typedef enum
{
INIT_DONE,
HEADER_DONE,
FIRST_FRAME_DONE,
} CODEC_STATE_T;
/**
******************************************************************************
* @enum JOBQ_CMD_T
* @brief list of job commands (used during job instantiation)
******************************************************************************
*/
typedef enum
{
CMD_PROCESS,
CMD_ENTROPY,
CMD_FMTCONV,
CMD_ME,
}JOBQ_CMD_T;
/*****************************************************************************/
/* Structures */
/*****************************************************************************/
/**
* PU information
*/
typedef struct
{
/**
* Motion Vector
*/
mv_t s_mv;
/**
* Ref index
*/
WORD8 i1_ref_idx;
} enc_pu_mv_t;
/*
* Total Pu info for an MB
*/
typedef struct
{
/* Array with ME info for all lists */
enc_pu_mv_t s_me_info[2];
/**
* PU X position in terms of min PU (4x4) units
*/
UWORD32 b4_pos_x : 4;
/**
* PU Y position in terms of min PU (4x4) units
*/
UWORD32 b4_pos_y : 4;
/**
* PU width in pixels = (b4_wd + 1) << 2
*/
UWORD32 b4_wd : 2;
/**
* PU height in pixels = (b4_ht + 1) << 2
*/
UWORD32 b4_ht : 2;
/**
* Intra or Inter flag for each partition - 0 or 1
*/
UWORD32 b1_intra_flag : 1;
/**
* PRED_L0, PRED_L1, PRED_BI
*/
UWORD32 b2_pred_mode : 2;
} enc_pu_t;
typedef struct
{
/** Descriptor of raw buffer */
iv_raw_buf_t s_raw_buf;
/** Lower 32bits of time stamp corresponding to the above buffer */
UWORD32 u4_timestamp_low;
/** Upper 32bits of time stamp corresponding to the above buffer */
UWORD32 u4_timestamp_high;
/** Flag to indicate if the current buffer is last buffer */
UWORD32 u4_is_last;
/** Flag to indicate if mb info is sent along with input buffer */
UWORD32 u4_mb_info_type;
/** Flag to indicate the size of mb info structure */
UWORD32 u4_mb_info_size;
/** Buffer containing mb info if mb_info_type is non-zero */
void *pv_mb_info;
/** Flag to indicate if pic info is sent along with input buffer */
UWORD32 u4_pic_info_type;
/** Buffer containing pic info if mb_info_type is non-zero */
void *pv_pic_info;
}inp_buf_t;
typedef struct
{
/** Descriptor of bitstream buffer */
iv_bits_buf_t s_bits_buf;
/** Lower 32bits of time stamp corresponding to the above buffer */
UWORD32 u4_timestamp_low;
/** Upper 32bits of time stamp corresponding to the above buffer */
UWORD32 u4_timestamp_high;
/** Flag to indicate if the current buffer is last buffer */
UWORD32 u4_is_last;
}out_buf_t;
typedef struct
{
/** Descriptor of picture buffer */
pic_buf_t s_pic_buf;
/** Lower 32bits of time stamp corresponding to the above buffer */
UWORD32 u4_timestamp_low;
/** Upper 32bits of time stamp corresponding to the above buffer */
UWORD32 u4_timestamp_high;
/** Flag to indicate if the current buffer is last buffer */
UWORD32 u4_is_last;
/** Picture count corresponding to current picture */
WORD32 i4_pic_cnt;
}rec_buf_t;
typedef struct
{
/** maximum width for which codec should request memory requirements */
UWORD32 u4_max_wd;
/** maximum height for which codec should request memory requirements */
UWORD32 u4_max_ht;
/** Maximum number of reference frames */
UWORD32 u4_max_ref_cnt;
/** Maximum number of reorder frames */
UWORD32 u4_max_reorder_cnt;
/** Maximum level supported */
UWORD32 u4_max_level;
/** Input color format */
IV_COLOR_FORMAT_T e_inp_color_fmt;
/** Flag to enable/disable - To be used only for debugging/testing */
UWORD32 u4_enable_recon;
/** Recon color format */
IV_COLOR_FORMAT_T e_recon_color_fmt;
/** Encoder Speed preset - Value between 0 (slowest) and 100 (fastest) */
IVE_SPEED_CONFIG u4_enc_speed_preset;
/** Rate control mode */
IVE_RC_MODE_T e_rc_mode;
/** Maximum frame rate to be supported */
UWORD32 u4_max_framerate;
/** Maximum bitrate to be supported */
UWORD32 u4_max_bitrate;
/** Maximum number of consecutive B frames */
UWORD32 u4_num_bframes;
/** Content type Interlaced/Progressive */
IV_CONTENT_TYPE_T e_content_type;
/** Maximum search range to be used in X direction */
UWORD32 u4_max_srch_rng_x;
/** Maximum search range to be used in Y direction */
UWORD32 u4_max_srch_rng_y;
/** Slice Mode */
IVE_SLICE_MODE_T e_slice_mode;
/** Slice parameter */
UWORD32 u4_slice_param;
/** Processor architecture */
IV_ARCH_T e_arch;
/** SOC details */
IV_SOC_T e_soc;
/** Input width to be sent in bitstream */
UWORD32 u4_disp_wd;
/** Input height to be sent in bitstream */
UWORD32 u4_disp_ht;
/** Input width */
UWORD32 u4_wd;
/** Input height */
UWORD32 u4_ht;
/** Input stride */
UWORD32 u4_strd;
/** Source frame rate */
UWORD32 u4_src_frame_rate;
/** Target frame rate */
UWORD32 u4_tgt_frame_rate;
/** Target bitrate in kilobits per second */
UWORD32 u4_target_bitrate;
/** Force current frame type */
IV_PICTURE_CODING_TYPE_T e_frame_type;
/** Encoder mode */
IVE_ENC_MODE_T e_enc_mode;
/** Set initial Qp for I pictures */
UWORD32 u4_i_qp;
/** Set initial Qp for P pictures */
UWORD32 u4_p_qp;
/** Set initial Qp for B pictures */
UWORD32 u4_b_qp;
/** Set minimum Qp for I pictures */
UWORD32 u4_i_qp_min;
/** Set maximum Qp for I pictures */
UWORD32 u4_i_qp_max;
/** Set minimum Qp for P pictures */
UWORD32 u4_p_qp_min;
/** Set maximum Qp for P pictures */
UWORD32 u4_p_qp_max;
/** Set minimum Qp for B pictures */
UWORD32 u4_b_qp_min;
/** Set maximum Qp for B pictures */
UWORD32 u4_b_qp_max;
/** Adaptive intra refresh mode */
IVE_AIR_MODE_T e_air_mode;
/** Adaptive intra refresh period in frames */
UWORD32 u4_air_refresh_period;
/** VBV buffer delay */
UWORD32 u4_vbv_buffer_delay;
/** VBV buffer size */
UWORD32 u4_vbv_buf_size;
/** Number of cores to be used */
UWORD32 u4_num_cores;
/** ME speed preset - Value between 0 (slowest) and 100 (fastest) */
UWORD32 u4_me_speed_preset;
/** Flag to enable/disable half pel motion estimation */
UWORD32 u4_enable_hpel;
/** Flag to enable/disable quarter pel motion estimation */
UWORD32 u4_enable_qpel;
/** Flag to enable/disable intra 4x4 analysis */
UWORD32 u4_enable_intra_4x4;
/** Flag to enable/disable intra 8x8 analysis */
UWORD32 u4_enable_intra_8x8;
/** Flag to enable/disable intra 16x16 analysis */
UWORD32 u4_enable_intra_16x16;
/** Flag to enable/disable fast SAD approximation */
UWORD32 u4_enable_fast_sad;
/*flag to enable/disable alternate reference frames */
UWORD32 u4_enable_alt_ref;
/*Flag to enable/disable computation of SATDQ in ME*/
UWORD32 u4_enable_satqd;
/*Minimum SAD to search for*/
WORD32 i4_min_sad;
/** Maximum search range in X direction for farthest reference */
UWORD32 u4_srch_rng_x;
/** Maximum search range in Y direction for farthest reference */
UWORD32 u4_srch_rng_y;
/** I frame interval */
UWORD32 u4_i_frm_interval;
/** IDR frame interval */
UWORD32 u4_idr_frm_interval;
/** Disable deblock level (0: Enable completely, 3: Disable completely */
UWORD32 u4_disable_deblock_level;
/** Profile */
IV_PROFILE_T e_profile;
/** Lower 32bits of time stamp corresponding to input buffer,
* from which this command takes effect */
UWORD32 u4_timestamp_low;
/** Upper 32bits of time stamp corresponding to input buffer,
* from which this command takes effect */
UWORD32 u4_timestamp_high;
/** Flag to say if the current config parameter set is valid
* Will be zero to start with and will be set to 1, when configured
* Once encoder uses the parameter set, this will be set to zero */
UWORD32 u4_is_valid;
/** Command associated with this config param set */
IVE_CONTROL_API_COMMAND_TYPE_T e_cmd;
/** Input width in mbs */
UWORD32 i4_wd_mbs;
/** Input height in mbs */
UWORD32 i4_ht_mbs;
/** entropy coding mode flag */
UWORD32 u4_entropy_coding_mode;
/** enable weighted prediction */
UWORD32 u4_weighted_prediction;
/** enable constrained intra prediction */
UWORD32 u4_constrained_intra_pred;
/** Pic info type */
UWORD32 u4_pic_info_type;
/**
* MB info type
*/
UWORD32 u4_mb_info_type;
/** VUI structure */
vui_t s_vui;
}cfg_params_t;
/** Structure to hold format conversion context */
typedef struct
{
/** Current row for which format conversion should be done */
WORD32 i4_cur_row;
/** Number of rows for which format conversion should be done */
WORD32 i4_num_rows;
}fmt_conv_t;
/**
* Structure to represent a processing job entry
*/
typedef struct
{
/**
* Command
*/
WORD32 i4_cmd;
/**
* MB x of the starting MB
*/
WORD16 i2_mb_x;
/**
* MB y of the starting MB
*/
WORD16 i2_mb_y;
/**
* Number of MBs that need to be processed in this job
*/
WORD16 i2_mb_cnt;
/**
* Process contexts base index
* Will toggle between 0 and MAX_PROCESS_THREADS
*/
WORD16 i2_proc_base_idx;
} job_t;
/**
* Structure to represent a MV Bank buffer
*/
typedef struct
{
/**
* Pointer to hold num PUs each MB in a picture
*/
UWORD32 *pu4_mb_pu_cnt;
/**
* Pointer to hold enc_pu_t for each PU in a picture
*/
enc_pu_t *ps_pic_pu;
/**
* Pointer to hold PU map for each MB in a picture
*/
UWORD8 *pu1_pic_pu_map;
/**
* Pointer to hold the Slice map
*/
UWORD16 *pu1_pic_slice_map;
/**
* Absolute POC for the current MV Bank
*/
WORD32 i4_abs_poc;
/**
* Buffer Id
*/
WORD32 i4_buf_id;
} mv_buf_t;
/**
* Reference set containing pointers to MV buf and pic buf
*/
typedef struct
{
/** Picture count */
WORD32 i4_pic_cnt;
/** POC */
WORD32 i4_poc;
/** picture buffer */
pic_buf_t *ps_pic_buf;
/** mv buffer */
mv_buf_t *ps_mv_buf;
}ref_set_t;
typedef struct
{
/**
* Pointer to current PPS
*/
pps_t *ps_pps;
/**
* Pointer to current SPS
*/
sps_t *ps_sps;
/**
* Pointer to current slice header structure
*/
slice_header_t *ps_slice_hdr;
/**
* MB's x position within a picture in raster scan in MB units
*/
WORD32 i4_mb_x;
/**
* MB's y position within a picture in raster scan in MB units
*/
WORD32 i4_mb_y;
/**
* Current PU structure - set to MB enc_pu_t pointer at the start of MB processing and incremented
* for every TU
*/
enc_pu_t *ps_pu;
/**
* Pointer to frame level enc_pu_t for the current frame being parsed
* where MVs and Intra pred modes will be updated
*/
enc_pu_t *ps_pic_pu;
/**
* Pointer to hold num PUs each MB in a picture
*/
UWORD32 *pu4_mb_pu_cnt;
/** PU Index map per MB. The indices in this map are w.r.t picture pu array and not
* w.r.t MB pu array.
* This will be used during mv prediction and since neighbors will have different MB pu map
* it will be easier if they all have indices w.r.t picture level PU array rather than MB level
* PU array.
* pu1_pic_pu_map is map w.r.t MB's enc_pu_t array
*/
UWORD32 *pu4_pic_pu_idx_map;
/**
* Pointer to pu_map for the current frame being parsed
* where MVs and Intra pred modes will be updated
*/
UWORD8 *pu1_pic_pu_map;
/**
* PU count in current MB
*/
WORD32 i4_mb_pu_cnt;
/**
* PU count in current MB
*/
WORD32 i4_mb_start_pu_idx;
/**
* Top availability for current MB level
*/
UWORD8 u1_top_mb_avail;
/**
* Top right availability for current MB level
*/
UWORD8 u1_top_rt_mb_avail;
/**
* Top left availability for current MB level
*/
UWORD8 u1_top_lt_mb_avail;
/**
* left availability for current MB level
*/
UWORD8 u1_left_mb_avail;
}mv_ctxt_t;
typedef struct
{
/**
* MB's x position within a picture in raster scan in MB units
*/
WORD32 i4_mb_x;
/**
* MB's y position within a picture in raster scan in MB units
*/
WORD32 i4_mb_y;
/**
* MB's x position within a Slice in raster scan in MB units
*/
WORD32 i4_mb_slice_x;
/**
* MB's y position within a Slice in raster scan in MB units
*/
WORD32 i4_mb_slice_y;
/**
* Vertical strength, Two bits per edge.
* Stored in format. BS[15] | BS[14] | .. |BS[0]
*/
UWORD32 *pu4_pic_vert_bs;
/**
* Boundary strength, Two bits per edge.
* Stored in format. BS[15] | BS[14] | .. |BS[0]
*/
UWORD32 *pu4_pic_horz_bs;
/**
* Qp array stored for each mb
*/
UWORD8 *pu1_pic_qp;
}bs_ctxt_t;
typedef struct
{
/**
* MB's x position within a picture in raster scan in MB units
*/
WORD32 i4_mb_x;
/**
* MB's y position within a picture in raster scan in MB units
*/
WORD32 i4_mb_y;
/**
* structure that contains BS and QP frame level arrays
*/
bs_ctxt_t s_bs_ctxt;
/**
* Pointer to 0th luma pixel in current pic
*/
UWORD8 *pu1_cur_pic_luma;
/**
* Pointer to 0th chroma pixel in current pic
*/
UWORD8 *pu1_cur_pic_chroma;
/**
* Points to the array of slice indices which is used to identify the slice
* to which each MB in a frame belongs.
*/
UWORD8 *pu1_slice_idx;
}deblk_ctxt_t;
/**
******************************************************************************
* @brief Structure to hold data and flags for 'n' mb processing for
* deblocking , padding and half pel generation.
******************************************************************************
*/
typedef struct
{
/**
* MB's x position last processed + 1
*/
WORD32 i4_mb_x;
/**
* MB's y position ,current processing.
*/
WORD32 i4_mb_y;
/**
* Number of MBs processed in a stretch
*/
WORD32 i4_n_mbs;
}n_mb_process_ctxt_t;
/**
******************************************************************************
* @brief Structure to hold coefficient info for a 4x4 subblock.
* The following can be used to type-cast coefficient data that is stored
* per subblock. Note that though i2_level is shown as an array that
* holds 16 coefficients, only the first few entries will be valid. Next
* subblocks data starts after the valid number of coefficients. Number
* of non-zero coefficients will be derived using number of non-zero bits
* in sig coeff map
******************************************************************************
*/
typedef struct
{
/**
* significant coefficient map and nnz are packed in
* to msb (2 bytes) and lsb (2 bytes) respectively
*/
WORD32 i4_sig_map_nnz;
/**
* array of non zero residue coefficients
*/
WORD16 ai2_residue[16];
}tu_sblk_coeff_data_t;
/**
******************************************************************************
* @brief Structure contains few common state variables such as MB indices,
* current SPS, PPS etc which are to be used in the entropy thread. By keeping
* it a different structure it is being explicitly signaled that these
* variables are specific to entropy threads context and other threads should
* not update these elements
******************************************************************************
*/
typedef struct
{
/**
* Pointer to the cabac context
*/
cabac_ctxt_t *ps_cabac;
/**
* start of frame / start of slice flag
*/
WORD32 i4_sof;
/**
* end of frame / end of slice flag
*/
WORD32 i4_eof;
/**
* generate header upon request
*/
WORD32 i4_gen_header;
/**
* seq_parameter_set_id
*/
UWORD32 u4_sps_id;
/**
* Pointer to base of sequence parameter set structure array
*/
sps_t *ps_sps_base;
/**
* pic_parameter_set_id
*/
UWORD32 u4_pps_id;
/**
* Pointer to base of Picture parameter set structure array
*/
pps_t *ps_pps_base;
/**
* Current slice idx
*/
WORD32 i4_cur_slice_idx;
/**
* Points to the array of slice indices which is used to identify the independent slice
* to which each MB in a frame belongs.
*/
UWORD8 *pu1_slice_idx;
/**
* Pointer to base of slice header structure array
*/
slice_header_t *ps_slice_hdr_base;
/**
* entropy status
*/
UWORD8 *pu1_entropy_map;
/**
* MB's x position within a picture in raster scan in MB units
*/
WORD32 i4_mb_x;
/**
* MB's y position within a picture in raster scan in MB units
*/
WORD32 i4_mb_y;
/**
* MB start address
*/
WORD32 i4_mb_cnt;
/**
* MB start address
*/
WORD32 i4_mb_start_add;
/**
* MB end address
*/
WORD32 i4_mb_end_add;
/**
* Input width in mbs
*/
WORD32 i4_wd_mbs;
/**
* Input height in mbs
*/
WORD32 i4_ht_mbs;
/**
* Bitstream structure
*/
bitstrm_t *ps_bitstrm;
/**
* transform_8x8_mode_flag
*/
WORD8 i1_transform_8x8_mode_flag;
/**
* entropy_coding_mode_flag
*/
WORD8 u1_entropy_coding_mode_flag;
/**
* Pointer to the top row nnz for luma
*/
UWORD8 (*pu1_top_nnz_luma)[4];
/**
* left nnz for luma
*/
UWORD32 u4_left_nnz_luma;
/**
* Pointer to zero runs before for the mb
*/
UWORD8 au1_zero_run[16];
/**
* Pointer to the top row nnz for chroma
*/
UWORD8 (*pu1_top_nnz_cbcr)[4];
/**
* left nnz for chroma
*/
UWORD8 u4_left_nnz_cbcr;
/**
* Pointer frame level mb subblock coeff data
*/
void *pv_pic_mb_coeff_data;
/**
* Pointer to mb subblock coeff data and number of subblocks and scan idx
* Incremented each time a coded subblock is processed
*/
void *pv_mb_coeff_data;
/**
* Pointer frame level mb header data
*/
void *pv_pic_mb_header_data;
/**
* Pointer to mb header data and
* incremented each time a coded mb is encoded
*/
void *pv_mb_header_data;
/**
* Error code during parse stage
*/
IH264E_ERROR_T i4_error_code;
/**
* Void pointer to job context
*/
void *pv_proc_jobq, *pv_entropy_jobq;
/**
* Flag to signal end of frame
*/
WORD32 i4_end_of_frame;
/**
* Abs POC count of the frame
*/
WORD32 i4_abs_pic_order_cnt;
/**
* mb skip run
*/
WORD32 *pi4_mb_skip_run;
/**
* Flag to signal end of sequence
*/
UWORD32 u4_is_last;
/**
* Lower 32bits of time-stamp corresponding to the buffer being encoded
*/
UWORD32 u4_timestamp_low;
/**
* Upper 32bits of time-stamp corresponding to the buffer being encoded
*/
UWORD32 u4_timestamp_high;
/**
* Current Picture count - used for synchronization
*/
WORD32 i4_pic_cnt;
/**
* Number of bits consumed by header for I and P mb types
*/
UWORD32 u4_header_bits[MAX_MB_TYPE];
/**
* Number of bits consumed by residue for I and P mb types
*/
UWORD32 u4_residue_bits[MAX_MB_TYPE];
} entropy_ctxt_t;
/**
******************************************************************************
* @brief macro block info.
******************************************************************************
*/
typedef struct
{
/**
* mb type
*/
UWORD16 u2_is_intra;
/**
* mb type
*/
UWORD16 u2_mb_type;
/**
* csbp
*/
UWORD32 u4_csbp;
/**
* mb distortion
*/
WORD32 i4_mb_distortion;
}mb_info_t;
/**
******************************************************************************
* @brief structure presenting the neighbor availability of a mb
* or subblk or any other partition
******************************************************************************
*/
typedef struct
{
/**
* left blk/subblk/partition
*/
UWORD8 u1_mb_a;
/**
* top blk/subblk/partition
*/
UWORD8 u1_mb_b;
/**
* topright blk/subblk/partition
*/
UWORD8 u1_mb_c;
/**
* topleft blk/subblk/partition
*/
UWORD8 u1_mb_d;
}block_neighbors_t;
/**
******************************************************************************
* @brief MB info related variables used during NMB processing
******************************************************************************
*/
typedef struct
{
UWORD32 u4_mb_type;
UWORD32 u4_min_sad;
UWORD32 u4_min_sad_reached;
WORD32 i4_mb_cost;
WORD32 i4_mb_distortion;
enc_pu_mv_t as_skip_mv[4];
enc_pu_mv_t as_pred_mv[2];
block_neighbors_t s_ngbr_avbl;
/*
* Buffer to hold best subpel buffer in each MB of NMB
*/
UWORD8 *pu1_best_sub_pel_buf;
/*
* Stride for subpel buffer
*/
UWORD32 u4_bst_spel_buf_strd;
}mb_info_nmb_t;
/**
******************************************************************************
* @brief Pixel processing thread context
******************************************************************************
*/
struct _proc_t
{
/**
* entropy context
*/
entropy_ctxt_t s_entropy;
/**
* me context
*/
me_ctxt_t s_me_ctxt;
/**
* Pointer to codec context
*/
codec_t *ps_codec;
/**
* N mb process contest
*/
n_mb_process_ctxt_t s_n_mb_ctxt;
/**
* Source pointer to current MB luma
*/
UWORD8 *pu1_src_buf_luma;
/**
* Source pointer to current MB chroma
*/
UWORD8 *pu1_src_buf_chroma;
/**
* Recon pointer to current MB luma
*/
UWORD8 *pu1_rec_buf_luma;
/**
* Recon pointer to current MB chroma
*/
UWORD8 *pu1_rec_buf_chroma;
/**
* Ref pointer to current MB luma
*/
UWORD8 *apu1_ref_buf_luma[MAX_REF_PIC_CNT];
/**
* Ref pointer to current MB chroma
*/
UWORD8 *apu1_ref_buf_chroma[MAX_REF_PIC_CNT];
/**
* pointer to luma plane of input buffer (base :: mb (0,0))
*/
UWORD8 *pu1_src_buf_luma_base;
/**
* pointer to luma plane of reconstructed buffer (base :: mb (0,0))
*/
UWORD8 *pu1_rec_buf_luma_base;
/**
* pointer to luma plane of ref buffer (base :: mb (0,0))
*/
UWORD8 *apu1_ref_buf_luma_base[MAX_REF_PIC_CNT];
/**
* pointer to chroma plane of input buffer (base :: mb (0,0))
*/
UWORD8 *pu1_src_buf_chroma_base;
/*
* Buffer for color space conversion of luma
*/
UWORD8 *pu1_y_csc_buf;
/*
* Buffer for color space conversion of luma
*/
UWORD8 *pu1_uv_csc_buf;
/**
* pointer to chroma plane of reconstructed buffer (base :: mb (0,0))
*/
UWORD8 *pu1_rec_buf_chroma_base;
/**
* pointer to chroma plane of reconstructed buffer (base :: mb (0,0))
*/
UWORD8 *apu1_ref_buf_chroma_base[MAX_REF_PIC_CNT];
/**
* Pointer to ME NMB info
*/
mb_info_nmb_t *ps_nmb_info;
mb_info_nmb_t *ps_cur_mb;
/**
* source luma stride
*/
WORD32 i4_src_strd;
/**
* source chroma stride
*/
WORD32 i4_src_chroma_strd;
/**
* recon stride & ref stride
* (strides for luma and chroma are the same)
*/
WORD32 i4_rec_strd;
/**
* Offset for half pel x plane from the pic buf
*/
UWORD32 u4_half_x_offset;
/**
* Offset for half pel y plane from half x plane
*/
UWORD32 u4_half_y_offset;
/**
* Offset for half pel xy plane from half y plane
*/
UWORD32 u4_half_xy_offset;
/**
* pred buffer pointer (temp buffer 1)
*/
UWORD8 *pu1_pred_mb;
/**
* pred buffer pointer (prediction buffer for intra 16x16
*/
UWORD8 *pu1_pred_mb_intra_16x16;
/**
* pred buffer pointer (prediction buffer for intra 16x16_plane
*/
UWORD8 *pu1_pred_mb_intra_16x16_plane;
/**
* pred buffer pointer (prediction buffer for intra chroma
*/
UWORD8 *pu1_pred_mb_intra_chroma;
/**
* pred buffer pointer (prediction buffer for intra chroma plane
*/
UWORD8 *pu1_pred_mb_intra_chroma_plane;
/**
* temp. reference buffer ptr for intra 4x4 when rdopt is on
*/
UWORD8 *pu1_ref_mb_intra_4x4;
/**
* prediction buffer stride
*/
WORD32 i4_pred_strd;
/**
* transform buffer pointer (temp buffer 2)
*/
WORD16 *pi2_res_buf;
/**
* temp. transform buffer ptr for intra 4x4 when rdopt is on
*/
WORD16 *pi2_res_buf_intra_4x4;
/**
* transform buffer stride
*/
WORD32 i4_res_strd;
/**
* scratch buffer for inverse transform (temp buffer 3)
*/
void *pv_scratch_buff;
/**
* frame num
*/
WORD32 i4_frame_num;
/**
* start address of frame / sub-frame
*/
WORD32 i4_frame_strt_add;
/**
* IDR pic
*/
UWORD32 u4_is_idr;
/**
* idr_pic_id
*/
UWORD32 u4_idr_pic_id;
/**
* Input width in mbs
*/
WORD32 i4_wd_mbs;
/**
* Input height in mbs
*/
WORD32 i4_ht_mbs;
/**
* slice_type
*/
WORD32 i4_slice_type;
/**
* Current slice idx
*/
WORD32 i4_cur_slice_idx;
/**
* MB's x position within a picture in raster scan in MB units
*/
WORD32 i4_mb_x;
/**
* MB's y position within a picture in raster scan in MB units
*/
WORD32 i4_mb_y;
/**
* MB's x position within a Slice in raster scan in MB units
*/
WORD32 i4_mb_slice_x;
/**
* MB's y position within a Slice in raster scan in MB units
*/
WORD32 i4_mb_slice_y;
/**
* mb type
*/
UWORD32 u4_mb_type;
/**
* is intra
*/
UWORD32 u4_is_intra;
/**
* mb neighbor availability pointer
*/
block_neighbors_t *ps_ngbr_avbl;
/**
* lambda (lagrange multiplier for cost computation)
*/
UWORD32 u4_lambda;
/**
* mb distortion
*/
WORD32 i4_mb_distortion;
/**
* mb cost
*/
WORD32 i4_mb_cost;
/********************************************************************/
/* i4_ngbr_avbl_mb_16 - ngbr avbl of curr mb */
/* i4_ngbr_avbl_sb_8 - ngbr avbl of all 8x8 sub blocks of curr mb */
/* i4_ngbr_avbl_sb_4 - ngbr avbl of all 4x4 sub blocks of curr mb */
/* i4_ngbr_avbl_mb_c - chroma ngbr avbl of curr mb */
/********************************************************************/
WORD32 i4_ngbr_avbl_16x16_mb;
WORD32 ai4_neighbor_avail_8x8_subblks[4];
UWORD8 au1_ngbr_avbl_4x4_subblks[16];
WORD32 i4_chroma_neighbor_avail_8x8_mb;
/**
* array to store the mode of mb sub blocks
*/
UWORD8 au1_intra_luma_mb_4x4_modes[16];
/**
* array to store the predicted mode of mb sub blks
*/
UWORD8 au1_predicted_intra_luma_mb_4x4_modes[16];
/**
* macro block intra 16x16 mode
*/
UWORD8 u1_l_i16_mode;
/**
* array to store the mode of the macro block intra 8x8 4 modes
*/
UWORD8 au1_intra_luma_mb_8x8_modes[4];
/**
* intra chroma mb mode
*/
UWORD8 u1_c_i8_mode;
/********************************************************************/
/* array to store pixels from the neighborhood for intra prediction */
/* i16 - 16 left pels + 1 top left pel + 16 top pels = 33 pels */
/* i8 - 8 lpels + 1 tlpels + 8 tpels + 8 tr pels = 25 pels */
/* i4 - 4 lpels + 1 tlpels + 4 tpels + 4 tr pels = 13 pels */
/* ic - 8 left pels + 1 top left pel + 8 top pels )*2 */
/********************************************************************/
UWORD8 au1_ngbr_pels[34];
/**
* array for 8x8 intra pels filtering (temp buff 4)
*/
UWORD8 au1_neighbor_pels_i8x8_unfiltered[25];
/**
* Number of sub partitons in the inter pred MB
*/
UWORD32 u4_num_sub_partitions;
/**
* Pointer to hold num PUs each MB in a picture
*/
UWORD32 *pu4_mb_pu_cnt;
/**
* Pointer to the array of structures having motion vectors, size
* and position of sub partitions
*/
enc_pu_t *ps_pu;
/**
* Pointer to the pu of current co-located MB in list 1
*/
enc_pu_t *ps_colpu;
/**
* predicted motion vector
*/
enc_pu_mv_t *ps_skip_mv;
/**
* predicted motion vector
*/
enc_pu_mv_t *ps_pred_mv;
/**
* top row mb syntax information base
* In normal working scenarios, for a given context set,
* the mb syntax info pointer is identical across all process threads.
* But when the hard bound on slices are enabled, in multi core, frame
* is partitioned in to sections equal to set number of cores and each
* partition is run independently. In this scenario, a ctxt set will alone
* appear to run multiple frames at a time. For this to occur, the common
* pointers across the proc ctxt should disappear.
*
* This is done by allocating MAX_PROCESS_THREADS memory and distributing
* across individual ctxts when byte bnd per slice is enabled.
*/
mb_info_t *ps_top_row_mb_syntax_ele_base;
/**
* top row mb syntax information
*/
mb_info_t *ps_top_row_mb_syntax_ele;
/**
* left mb syntax information
*/
mb_info_t s_left_mb_syntax_ele;
/**
* top left mb syntax information
*/
mb_info_t s_top_left_mb_syntax_ele;
/**
* top left mb syntax information
*/
mb_info_t s_top_left_mb_syntax_ME;
/**
* left mb motion vector
*/
enc_pu_t s_left_mb_pu_ME;
/**
* top left mb motion vector
*/
enc_pu_t s_top_left_mb_pu_ME;
/**
* mb neighbor availability pointer
*/
block_neighbors_t s_ngbr_avbl;
/**
* In case the macroblock type is intra, the intra modes of all
* partitions for the left mb are stored in the array below
*/
UWORD8 au1_left_mb_intra_modes[16];
/**
* In case the macroblock type is intra, the intra modes of all
* partitions for the top mb are stored in the array below
*
* In normal working scenarios, for a given context set,
* the mb syntax info pointer is identical across all process threads.
* But when the hard bound on slices are enabled, in multi core, frame
* is partitioned in to sections equal to set number of cores and each
* partition is run independently. In this scenario, a ctxt set will alone
* appear to run multiple frames at a time. For this to occur, the common
* pointers across the proc ctxt should disappear.
*
* This is done by allocating MAX_PROCESS_THREADS memory and distributing
* across individual ctxts when byte bnd per slice is enabled.
*/
UWORD8 *pu1_top_mb_intra_modes_base;
/**
* In case the macroblock type is intra, the intra modes of all
* partitions for the top mb are stored in the array below
*/
UWORD8 *pu1_top_mb_intra_modes;
/**
* left mb motion vector
*/
enc_pu_t s_left_mb_pu;
/**
* top left mb motion vector
*/
enc_pu_t s_top_left_mb_pu;
/**
* top row motion vector info
*
* In normal working scenarios, for a given context set,
* the top row pu pointer is identical across all process threads.
* But when the hard bound on slices are enabled, in multi core, frame
* is partitioned in to sections equal to set number of cores and each
* partition is run independently. In this scenario, a ctxt set will alone
* appear to run multiple frames at a time. For this to occur, the common
* pointers across the proc ctxt should disappear.
*
* This is done by allocating MAX_PROCESS_THREADS memory and distributing
* across individual ctxts when byte bnd per slice is enabled.
*/
enc_pu_t *ps_top_row_pu_base;
/**
* top row motion vector info
*/
enc_pu_t *ps_top_row_pu;
enc_pu_t *ps_top_row_pu_ME;
/**
* coded block pattern
*/
UWORD32 u4_cbp;
/**
* csbp
*/
UWORD32 u4_csbp;
/**
* number of non zero coeffs
*/
UWORD32 au4_nnz[5];
/**
* number of non zero coeffs for intra 4x4 when rdopt is on
*/
UWORD32 au4_nnz_intra_4x4[4];
/**
* frame qp & mb qp
*/
UWORD32 u4_frame_qp, u4_mb_qp;
/**
* mb qp previous
*/
UWORD32 u4_mb_qp_prev;
/**
* quantization parameters for luma & chroma planes
*/
quant_params_t *ps_qp_params[3];
/**
* Pointer frame level mb subblock coeff data
*/
void *pv_pic_mb_coeff_data;
/**
* Pointer to mb subblock coeff data and number of subblocks and scan idx
* Incremented each time a coded subblock is processed
*/
void *pv_mb_coeff_data;
/**
* Pointer frame level mb header data
*/
void *pv_pic_mb_header_data;
/**
* Pointer to mb header data and
* incremented each time a coded mb is encoded
*/
void *pv_mb_header_data;
/**
* Signal that pic_init is called first time
*/
WORD32 i4_first_pic_init;
/**
* Current MV Bank's buffer ID
*/
WORD32 i4_cur_mv_bank_buf_id;
/**
* Void pointer to job context
*/
void *pv_proc_jobq, *pv_entropy_jobq;
/**
* Number of MBs to be processed in the current Job
*/
WORD32 i4_mb_cnt;
/**
* ID for the current context - Used for debugging
*/
WORD32 i4_id;
/**
* Pointer to current picture buffer structure
*/
pic_buf_t *ps_cur_pic;
/**
* Pointer to current picture's mv buffer structure
*/
mv_buf_t *ps_cur_mv_buf;
/**
* Flag to indicate if ps_proc was initialized at least once in a frame.
* This is needed to handle cases where a core starts to handle format
* conversion jobs directly
*/
WORD32 i4_init_done;
/**
* Process status: one byte per MB
*/
UWORD8 *pu1_proc_map;
/**
* Deblk status: one byte per MB
*/
UWORD8 *pu1_deblk_map;
/**
* Process status: one byte per MB
*/
UWORD8 *pu1_me_map;
/*
* Intra refresh mask.
* Indicates if an Mb is coded in intra mode within the current AIR interval
* NOTE Refreshes after each AIR period
* NOTE The map is shared between process
*/
UWORD8 *pu1_is_intra_coded;
/**
* Disable deblock level (0: Enable completely, 3: Disable completely
*/
UWORD32 u4_disable_deblock_level;
/**
* Pointer to the structure that contains deblock context
*/
deblk_ctxt_t s_deblk_ctxt;
/**
* Points to the array of slice indices which is used to identify the independent
* slice to which each MB in a frame belongs.
*/
UWORD8 *pu1_slice_idx;
/**
* Pointer to base of slice header structure array
*/
slice_header_t *ps_slice_hdr_base;
/**
* Number of mb's to process in one loop
*/
WORD32 i4_nmb_ntrpy;
/**
* Number of mb's to process in one loop
*/
UWORD32 u4_nmb_me;
/**
* Structure for current input buffer
*/
inp_buf_t s_inp_buf;
/**
* api call cnt
*/
WORD32 i4_encode_api_call_cnt;
/**
* Current Picture count - used for synchronization
*/
WORD32 i4_pic_cnt;
/**
* Intermediate buffer for interpred leaf level functions
*/
WORD32 ai16_pred1[HP_BUFF_WD * HP_BUFF_HT];
/**
* Reference picture for the current picture
* TODO: Only 2 reference assumed currently
*/
pic_buf_t *aps_ref_pic[MAX_REF_PIC_CNT];
/**
* Reference MV buff for the current picture
*/
mv_buf_t *aps_mv_buf[MAX_REF_PIC_CNT];
/**
* frame info used by RC
*/
frame_info_t s_frame_info;
/*
* NOTE NOT PERSISTANT INSIDE FUNCTIONS
* Min sad for current MB
* will be populated initially
* Once a sad less than eq to u4_min_sad is reached, the value will be copied to the cariable
*/
UWORD32 u4_min_sad;
/*
* indicates weather we have rached minimum sa or not
*/
UWORD32 u4_min_sad_reached;
/**
* Current error code
*/
WORD32 i4_error_code;
/*
* Enables or disables computation of recon
*/
UWORD32 u4_compute_recon;
/*
* Temporary buffers to be used for subpel computation
*/
UWORD8 *apu1_subpel_buffs[SUBPEL_BUFF_CNT];
/*
* Buffer holding best sub pel values
*/
UWORD8 *pu1_best_subpel_buf;
/*
* Stride for buffer holding best sub pel
*/
UWORD32 u4_bst_spel_buf_strd;
};
/**
******************************************************************************
* @brief Rate control related variables
******************************************************************************
*/
typedef struct
{
void *pps_rate_control_api;
void *pps_frame_time;
void *pps_time_stamp;
void *pps_pd_frm_rate;
/**
* frame rate pull down
*/
WORD32 pre_encode_skip[MAX_CTXT_SETS];
/**
* skip frame (cbr)
*/
WORD32 post_encode_skip[MAX_CTXT_SETS];
/**
* rate control type
*/
rc_type_e e_rc_type;
/**
* pic type
*/
picture_type_e e_pic_type;
/**
* intra cnt in previous frame
*/
WORD32 num_intra_in_prev_frame;
/**
* avg activity of prev frame
*/
WORD32 i4_avg_activity;
}rate_control_ctxt_t;
/**
* Codec context
*/
struct _codec_t
{
/**
* Id of current pic (input order)
*/
WORD32 i4_poc;
/**
* Number of encode frame API calls made
* This variable must only be used for context selection [Read only]
*/
WORD32 i4_encode_api_call_cnt;
/**
* Number of pictures encoded
*/
WORD32 i4_pic_cnt;
/**
* Number of threads created
*/
WORD32 i4_proc_thread_cnt;
/**
* Mutex used to keep the control calls thread-safe
*/
void *pv_ctl_mutex;
/**
* Current active config parameters
*/
cfg_params_t s_cfg;
/**
* Array containing the config parameter sets
*/
cfg_params_t as_cfg[MAX_ACTIVE_CONFIG_PARAMS];
/**
* Color format used by encoder internally
*/
IV_COLOR_FORMAT_T e_codec_color_format;
/**
* recon stride
* (strides for luma and chroma are the same)
*/
WORD32 i4_rec_strd;
/**
* Flag to enable/disable deblocking of a frame
*/
WORD32 i4_disable_deblk_pic;
/**
* Number of continuous frames where deblocking was disabled
*/
WORD32 i4_disable_deblk_pic_cnt;
/**
* frame type
*/
PIC_TYPE_T pic_type;
/**
* frame qp
*/
UWORD32 u4_frame_qp;
/**
* frame num
*/
WORD32 i4_frame_num;
/**
* slice_type
*/
WORD32 i4_slice_type;
/*
* Force current frame to specific type
*/
IV_PICTURE_CODING_TYPE_T force_curr_frame_type;
/**
* IDR pic
*/
UWORD32 u4_is_idr;
/**
* idr_pic_id
*/
WORD32 i4_idr_pic_id;
/**
* Flush mode
*/
WORD32 i4_flush_mode;
/**
* Encode header mode
*/
WORD32 i4_header_mode;
/**
* Flag to indicate if header has already
* been generated when i4_api_call_cnt 0
*/
UWORD32 u4_header_generated;
/**
* Encode generate header
*/
WORD32 i4_gen_header;
/**
* To signal successful completion of init
*/
WORD32 i4_init_done;
/**
* To signal that at least one picture was decoded
*/
WORD32 i4_first_pic_done;
/**
* Reset flag - Codec is reset if this flag is set
*/
WORD32 i4_reset_flag;
/**
* Current error code
*/
WORD32 i4_error_code;
/**
* threshold residue
*/
WORD32 u4_thres_resi;
/**
* disable intra inter gating
*/
UWORD32 u4_inter_gate;
/**
* Holds mem records passed during init.
* This will be used to return the mem records during retrieve call
*/
iv_mem_rec_t *ps_mem_rec_backup;
/**
* Flag to determine if the entropy thread is active
*/
volatile UWORD32 au4_entropy_thread_active[MAX_CTXT_SETS];
/**
* Mutex used to keep the entropy calls thread-safe
*/
void *pv_entropy_mutex;
/**
* Job queue buffer base
*/
void *pv_proc_jobq_buf, *pv_entropy_jobq_buf;
/**
* Job Queue mem tab size
*/
WORD32 i4_proc_jobq_buf_size, i4_entropy_jobq_buf_size;
/**
* Memory for MV Bank buffer manager
*/
void *pv_mv_buf_mgr_base;
/**
* MV Bank buffer manager
*/
void *pv_mv_buf_mgr;
/**
* Pointer to MV Buf structure array
*/
void *ps_mv_buf;
/**
* Base address for Motion Vector bank buffer
*/
void *pv_mv_bank_buf_base;
/**
* MV Bank size allocated
*/
WORD32 i4_total_mv_bank_size;
/**
* Memory for Picture buffer manager for reference pictures
*/
void *pv_ref_buf_mgr_base;
/**
* Picture buffer manager for reference pictures
*/
void *pv_ref_buf_mgr;
/**
* Number of reference buffers added to the buffer manager
*/
WORD32 i4_ref_buf_cnt;
/**
* Pointer to Pic Buf structure array
*/
void *ps_pic_buf;
/**
* Base address for Picture buffer
*/
void *pv_pic_buf_base;
/**
* Total pic buffer size allocated
*/
WORD32 i4_total_pic_buf_size;
/**
* Memory for Buffer manager for output buffers
*/
void *pv_out_buf_mgr_base;
/**
* Buffer manager for output buffers
*/
void *pv_out_buf_mgr;
/**
* Current output buffer's buffer ID
*/
WORD32 i4_out_buf_id;
/**
* Number of output buffers added to the buffer manager
*/
WORD32 i4_out_buf_cnt;
/**
* Memory for Picture buffer manager for input buffers
*/
void *pv_inp_buf_mgr_base;
/**
* Picture buffer manager for input buffers
*/
void *pv_inp_buf_mgr;
/**
* Current input buffer's buffer ID
*/
WORD32 i4_inp_buf_id;
/**
* Number of input buffers added to the buffer manager
*/
WORD32 i4_inp_buf_cnt;
/**
* Current input buffer
*/
pic_buf_t *ps_inp_buf;
/**
* Pointer to dpb manager structure
*/
void *pv_dpb_mgr;
/**
* Pointer to base of Sequence parameter set structure array
*/
sps_t *ps_sps_base;
/**
* Pointer to base of Picture parameter set structure array
*/
pps_t *ps_pps_base;
/**
* seq_parameter_set_id
*/
WORD32 i4_sps_id;
/**
* pic_parameter_set_id
*/
WORD32 i4_pps_id;
/**
* Pointer to base of slice header structure array
*/
slice_header_t *ps_slice_hdr_base;
/**
* packed residue coeff data size for 1 row of mbs
*/
UWORD32 u4_size_coeff_data;
/**
* packed header data size for 1 row of mbs
*/
UWORD32 u4_size_header_data;
/**
* Processing context - One for each processing thread
* Create two sets, each set used for alternate frames
*/
process_ctxt_t as_process[MAX_PROCESS_CTXT];
/**
* Thread handle for each of the processing threads
*/
void *apv_proc_thread_handle[MAX_PROCESS_THREADS];
/**
* Thread created flag for each of the processing threads
*/
WORD32 ai4_process_thread_created[MAX_PROCESS_THREADS];
/**
* Void pointer to process job context
*/
void *pv_proc_jobq, *pv_entropy_jobq;
/**
* Number of MBs processed together for better instruction cache handling
*/
WORD32 i4_proc_nmb;
/**
* Previous POC lsb
*/
WORD32 i4_prev_poc_lsb;
/**
* Previous POC msb
*/
WORD32 i4_prev_poc_msb;
/**
* Max POC lsb that has arrived till now
*/
WORD32 i4_max_prev_poc_lsb;
/**
* Context for format conversion
*/
fmt_conv_t s_fmt_conv;
/**
* Absolute pic order count
*/
WORD32 i4_abs_pic_order_cnt;
/**
* Pic order count of lsb
*/
WORD32 i4_pic_order_cnt_lsb;
/**
* Array giving current picture being processed in each context set
*/
WORD32 ai4_pic_cnt[MAX_CTXT_SETS];
/*
* Min sad to search for
*/
UWORD32 u4_min_sad;
/**
* Reference picture set
*/
ref_set_t as_ref_set[MAX_DPB_SIZE + MAX_CTXT_SETS];
/*
* Air pic cnt
* Contains the number of pictures that have been encoded with air
* This value is moudulo air refresh period
*/
WORD32 i4_air_pic_cnt;
/*
* Intra refresh map
* Stores the frames at which intra refresh should occur for a MB
*/
UWORD16 *pu2_intr_rfrsh_map;
/*
* Indicates if the current frame is used as a reference frame
*/
UWORD32 u4_is_curr_frm_ref;
/*
* Indicates if there can be non reference frames in the stream
*/
WORD32 i4_non_ref_frames_in_stream;
/*
* Memory for color space conversion for luma plane
*/
UWORD8 *pu1_y_csc_buf_base;
/*
* Memory for color space conversion foe chroma plane
*/
UWORD8 *pu1_uv_csc_buf_base;
/**
* Function pointers for intra pred leaf level functions luma
*/
pf_intra_pred apf_intra_pred_16_l[MAX_I16x16];
pf_intra_pred apf_intra_pred_8_l[MAX_I8x8];
pf_intra_pred apf_intra_pred_4_l[MAX_I4x4];
/**
* Function pointers for intra pred leaf level functions chroma
*/
pf_intra_pred apf_intra_pred_c[MAX_CH_I8x8];
/**
* luma core coding function pointer
*/
UWORD8 (*luma_energy_compaction[4])(process_ctxt_t *ps_proc);
/**
* chroma core coding function pointer
*/
UWORD8 (*chroma_energy_compaction[2])(process_ctxt_t *ps_proc);
/**
* forward transform for intra blk of mb type 16x16
*/
ih264_luma_16x16_resi_trans_dctrans_quant_ft *pf_resi_trans_dctrans_quant_16x16;
/**
* inverse transform for intra blk of mb type 16x16
*/
ih264_luma_16x16_idctrans_iquant_itrans_recon_ft *pf_idctrans_iquant_itrans_recon_16x16;
/**
* forward transform for 4x4 blk luma
*/
ih264_resi_trans_quant_ft *pf_resi_trans_quant_4x4;
/**
* forward transform for 4x4 blk luma
*/
ih264_resi_trans_quant_ft *pf_resi_trans_quant_chroma_4x4;
/*
* hadamard transform and quant for a 4x4 block
*/
ih264_hadamard_quant_ft *pf_hadamard_quant_4x4;
/*
* hadamard transform and quant for a 4x4 block
*/
ih264_hadamard_quant_ft *pf_hadamard_quant_2x2_uv;
/**
* inverse transform for 4x4 blk
*/
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_4x4;
/**
* inverse transform for chroma 4x4 blk
*/
ih264_iquant_itrans_recon_chroma_ft *pf_iquant_itrans_recon_chroma_4x4;
/**
* inverse transform for 4x4 blk with only single dc coeff
*/
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_4x4_dc;
/**
* inverse transform for chroma 4x4 blk with only single dc coeff
*/
ih264_iquant_itrans_recon_chroma_ft *pf_iquant_itrans_recon_chroma_4x4_dc;
/*
* Inverse hadamard transform and iquant for a 4x4 block
*/
ih264_ihadamard_scaling_ft *pf_ihadamard_scaling_4x4;
/*
* Inverse hadamard transform and iquant for a 4x4 block
*/
ih264_ihadamard_scaling_ft *pf_ihadamard_scaling_2x2_uv;
/*
* Function for interleave copy*
*/
ih264_interleave_copy_ft *pf_interleave_copy;
/**
* forward transform for 8x8 blk
*/
ih264_resi_trans_quant_ft *pf_resi_trans_quant_8x8;
/**
* inverse transform for 8x8 blk
*/
/**
* inverse transform for 4x4 blk
*/
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_8x8;
/**
* forward transform for chroma MB
*/
ih264_chroma_8x8_resi_trans_dctrans_quant_ft *pf_resi_trans_dctrans_quant_8x8_chroma;
/**
* inverse transform for chroma MB
*/
ih264_idctrans_iquant_itrans_recon_ft *pf_idctrans_iquant_itrans_recon_8x8_chroma;
/**
* deblock vertical luma edge with blocking strength 4
*/
ih264_deblk_edge_bs4_ft *pf_deblk_luma_vert_bs4;
/**
* deblock vertical chroma edge with blocking strength 4
*/
ih264_deblk_chroma_edge_bs4_ft *pf_deblk_chroma_vert_bs4;
/**
* deblock vertical luma edge with blocking strength less than 4
*/
ih264_deblk_edge_bslt4_ft *pf_deblk_luma_vert_bslt4;
/**
* deblock vertical chroma edge with blocking strength less than 4
*/
ih264_deblk_chroma_edge_bslt4_ft *pf_deblk_chroma_vert_bslt4;
/**
* deblock horizontal luma edge with blocking strength 4
*/
ih264_deblk_edge_bs4_ft *pf_deblk_luma_horz_bs4;
/**
* deblock horizontal chroma edge with blocking strength 4
*/
ih264_deblk_chroma_edge_bs4_ft *pf_deblk_chroma_horz_bs4;
/**
* deblock horizontal luma edge with blocking strength less than 4
*/
ih264_deblk_edge_bslt4_ft *pf_deblk_luma_horz_bslt4;
/**
* deblock horizontal chroma edge with blocking strength less than 4
*/
ih264_deblk_chroma_edge_bslt4_ft *pf_deblk_chroma_horz_bslt4;
/**
* functions for padding
*/
pf_pad pf_pad_top;
pf_pad pf_pad_bottom;
pf_pad pf_pad_left_luma;
pf_pad pf_pad_left_chroma;
pf_pad pf_pad_right_luma;
pf_pad pf_pad_right_chroma;
/**
* Inter pred leaf level functions
*/
ih264_inter_pred_luma_ft *pf_inter_pred_luma_copy;
ih264_inter_pred_luma_ft *pf_inter_pred_luma_horz;
ih264_inter_pred_luma_ft *pf_inter_pred_luma_vert;
pf_inter_pred_luma_bilinear pf_inter_pred_luma_bilinear;
ih264_inter_pred_chroma_ft *pf_inter_pred_chroma;
/**
* fn ptrs for compute sad routines
*/
ime_compute_sad_ft *apf_compute_sad_16x16[2];
ime_compute_sad_ft *pf_compute_sad_16x8;
/**
* Function pointer for computing ME
* 1 for PSLICE and 1 for BSLICE
*/
ih264e_compute_me_ft *apf_compute_me[2];
/**
* Function pointers for computing SKIP parameters
*/
ih264e_skip_params_ft *apf_find_skip_params_me[2];
/**
* fn ptrs for memory handling operations
*/
pf_memcpy pf_mem_cpy;
pf_memset pf_mem_set;
pf_memcpy_mul8 pf_mem_cpy_mul8;
pf_memset_mul8 pf_mem_set_mul8;
/**
* intra mode eval -encoder level function
*/
pf_evaluate_intra_modes pf_ih264e_evaluate_intra16x16_modes;
pf_evaluate_intra_modes pf_ih264e_evaluate_intra_chroma_modes;
pf_evaluate_intra_4x4_modes pf_ih264e_evaluate_intra_4x4_modes;
/* Half pel generation function - encoder level
*
*/
pf_sixtapfilter_horz pf_ih264e_sixtapfilter_horz;
pf_sixtap_filter_2dvh_vert pf_ih264e_sixtap_filter_2dvh_vert;
/**
* color space conversion form YUV 420P to YUV 420Sp
*/
pf_fmt_conv_420p_to_420sp pf_ih264e_conv_420p_to_420sp;
/**
* color space conversion form YUV 420P to YUV 420Sp
*/
pf_fmt_conv_422ile_to_420sp pf_ih264e_fmt_conv_422i_to_420sp;
/**
* write mb layer for a given slice I, P, B
*/
IH264E_ERROR_T (*pf_write_mb_syntax_layer[2][3]) ( entropy_ctxt_t *ps_ent_ctxt );
/**
* Output buffer
*/
out_buf_t as_out_buf[MAX_CTXT_SETS];
/**
* recon buffer
*/
rec_buf_t as_rec_buf[MAX_CTXT_SETS];
/**
* rate control context
*/
rate_control_ctxt_t s_rate_control;
/**
* input buffer queue
*/
inp_buf_t as_inp_list[MAX_NUM_BFRAMES];
/**
* Flag to indicate if any IDR requests are pending
*/
WORD32 i4_pending_idr_flag;
/*
*Flag to indicate if we have recived the last input frame
*/
WORD32 i4_last_inp_buff_received;
};
#endif /* IH264E_STRUCTS_H_ */