/*
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*
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* Copyright 2015 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __JPEGD_SYNTAX__
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#define __JPEGD_SYNTAX__
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#include "mpp_frame.h"
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#define JPEGDEC_YUV400 (0)
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#define JPEGDEC_YUV420 (2)
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#define JPEGDEC_YUV422 (3)
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#define JPEGDEC_YUV444 (4)
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#define JPEGDEC_YUV440 (5)
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#define JPEGDEC_YUV411 (6)
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#define DCT_SAMPLE_PRECISION_8 (8)
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#define JPEGD_STREAM_BUFF_SIZE (512*1024)
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#define MAX_COMPONENTS (3) /* for JFIF: YCbCr */
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#define DRI_MARKER_LENGTH (4) /* must be 4 bytes */
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#define QUANTIZE_TABLE_LENGTH (64)
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#define MAX_AC_HUFFMAN_TABLE_LENGTH (162) /* for baseline */
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#define MAX_DC_HUFFMAN_TABLE_LENGTH (12) /* for baseline */
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#define MAX_HUFFMAN_CODE_BIT_LENGTH (16) /* The longest code word is 16 bits */
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#define ZERO_PADDING_LENGTH (4) /* 4 Bytes */
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#define JPEGD_BASELINE_TABLE_SIZE (QUANTIZE_TABLE_LENGTH * 3 \
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+ MAX_AC_HUFFMAN_TABLE_LENGTH * 2 \
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+ MAX_DC_HUFFMAN_TABLE_LENGTH * 2 \
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+ ZERO_PADDING_LENGTH) /* 544 Bytes */
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#define JPEGD_DBG_FUNCTION (0x00000001)
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#define JPEGD_DBG_STARTCODE (0x00000002)
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#define JPEGD_DBG_TABLE (0x00000004)
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#define JPEGD_DBG_RESULT (0x00000008)
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#define JPEGD_DBG_IO (0x00000010) /* input and output write file */
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#define JPEGD_DBG_PARSER_INFO (0x00000020) /* parser information */
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#define JPEGD_DBG_SYNTAX_ERR (0x00000040) /* syntax error */
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#define JPEGD_DBG_HAL_INFO (0x00000080) /* hal information */
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#define JPEGD_DBG_HAL_TBL (0x00000100) /* hal information */
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extern RK_U32 jpegd_debug;
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#define jpegd_dbg(flag, fmt, ...) _mpp_dbg(jpegd_debug, flag, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_f(flag, fmt, ...) _mpp_dbg_f(jpegd_debug, flag, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_func(fmt, ...) jpegd_dbg_f(JPEGD_DBG_FUNCTION, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_marker(fmt, ...) jpegd_dbg(JPEGD_DBG_STARTCODE, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_table(fmt, ...) jpegd_dbg(JPEGD_DBG_TABLE, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_result(fmt, ...) jpegd_dbg(JPEGD_DBG_RESULT, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_io(fmt, ...) jpegd_dbg(JPEGD_DBG_IO, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_parser(fmt, ...) jpegd_dbg(JPEGD_DBG_PARSER_INFO, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_syntax(fmt, ...) jpegd_dbg(JPEGD_DBG_SYNTAX_ERR, fmt, ## __VA_ARGS__)
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#define jpegd_dbg_hal(fmt, ...) jpegd_dbg(JPEGD_DBG_HAL_INFO, fmt, ## __VA_ARGS__)
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enum huffman_table_type {
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HUFFMAN_TABLE_TYPE_DC = 0,
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HUFFMAN_TABLE_TYPE_AC = 1,
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HUFFMAN_TABLE_TYPE_BUTT = 2,
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};
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enum huffman_table_id {
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HUFFMAN_TABLE_ID_ZERO = 0,
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HUFFMAN_TABLE_ID_ONE = 1,
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HUFFMAN_TABLE_ID_TWO = 2,
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HUFFMAN_TABLE_ID_THREE = 3,
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HUFFMAN_TABLE_ID_BUTT = 4,
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};
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enum quantize_table_id {
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QUANTIZE_TABLE_ID_ZERO = 0,
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QUANTIZE_TABLE_ID_ONE = 1,
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QUANTIZE_TABLE_ID_TWO = 2,
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QUANTIZE_TABLE_ID_THREE = 3,
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QUANTIZE_TABLE_ID_BUTT = 4,
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};
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/* Alternating Current Table */
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typedef struct {
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RK_U32 bits[MAX_HUFFMAN_CODE_BIT_LENGTH];
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RK_U32 vals[MAX_AC_HUFFMAN_TABLE_LENGTH];
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RK_U32 actual_length; /* calculate based on actual stream */
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} AcTable;
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/* Direct Current Table */
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typedef struct {
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RK_U32 bits[MAX_HUFFMAN_CODE_BIT_LENGTH];
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RK_U32 vals[MAX_DC_HUFFMAN_TABLE_LENGTH];
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RK_U32 actual_length; /* calculate based on actual stream */
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} DcTable;
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typedef struct JpegdSyntax {
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/* just 16 bits because quantization parameters are much less than 2^16 */
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RK_U16 quant_matrixes[4][QUANTIZE_TABLE_LENGTH];
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/* only two ac table for baseline */
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AcTable ac_table[2];
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/* only two dc table for baseline */
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DcTable dc_table[2];
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/* quantizer scale calculated from quant_matrixes */
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RK_U32 qscale[4];
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/* output format */
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MppFrameFormat output_fmt;
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/* especially for jpeg */
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RK_U32 yuv_mode;
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RK_U8 fill_bottom;
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RK_U8 fill_right;
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/* syntax in SOS */
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RK_U8 scan_start;
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RK_U8 scan_end;
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RK_U8 prev_shift; /* Ah */
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RK_U8 point_transform; /* Al */
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/* 0 - not found; 1 - found */
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RK_U8 dht_found;
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RK_U8 eoi_found;
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/* amount of quantize tables: 1 or 3 */
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RK_U8 qtable_cnt;
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/* length of sos segment */
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RK_U32 sos_len;
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/* decoded bytes by software */
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RK_U32 strm_offset;
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/* hardware decode start address */
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RK_U8 *cur_pos;
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/* length of a jpeg packet */
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RK_U32 pkt_len;
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/* Horizontal pixel density */
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RK_U16 hor_density;
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/* Vertical pixel density */
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RK_U16 ver_density;
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RK_U32 width, height;
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RK_U32 hor_stride, ver_stride;
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/* Number of components in frame */
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RK_U32 nb_components;
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/* Component id */
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RK_U32 component_id[MAX_COMPONENTS];
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/* Horizontal sampling factor */
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RK_U32 h_count[MAX_COMPONENTS];
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/* Vertical sampling factor */
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RK_U32 v_count[MAX_COMPONENTS];
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/* Huffman Table ID used by DC */
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RK_U32 dc_index[MAX_COMPONENTS];
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/* Huffman Table ID used by AC */
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RK_U32 ac_index[MAX_COMPONENTS];
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/* maximum h and v counts */
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RK_U32 h_max, v_max;
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/* quant table index for each component */
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RK_U32 quant_index[MAX_COMPONENTS];
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RK_U32 restart_interval;
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RK_U8 sample_precision;
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RK_U8 qtbl_entry;
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RK_U8 htbl_entry;
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} JpegdSyntax;
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#endif /*__JPEGD_SYNTAX__*/
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