| Index: core/include/thirdparties/libjpeg/jpeglib.h
|
| diff --git a/core/include/thirdparties/libjpeg/jpeglib.h b/core/include/thirdparties/libjpeg/jpeglib.h
|
| index 7de5ab726e14f11a6d7689d7b7cffa4bb220eeaa..92cf38e8aa04b166b13039d0a2e8bcfadcc228e0 100644
|
| --- a/core/include/thirdparties/libjpeg/jpeglib.h
|
| +++ b/core/include/thirdparties/libjpeg/jpeglib.h
|
| @@ -13,7 +13,7 @@
|
| #ifndef JPEGLIB_H
|
| #define JPEGLIB_H
|
|
|
| -#define FOXIT_PREFIX(origName) FPDFAPIJPEG_##origName
|
| +#define FOXIT_PREFIX(origName) FPDFAPIJPEG_##origName
|
|
|
| #define jcopy_block_row FOXIT_PREFIX(jcopy_block_row)
|
| #define jcopy_sample_rows FOXIT_PREFIX(jcopy_sample_rows)
|
| @@ -80,38 +80,36 @@
|
| #define jround_up FOXIT_PREFIX(jround_up)
|
| #define jzero_far FOXIT_PREFIX(jzero_far)
|
|
|
| - /*
|
| - * First we include the configuration files that record how this
|
| - * installation of the JPEG library is set up. jconfig.h can be
|
| - * generated automatically for many systems. jmorecfg.h contains
|
| - * manual configuration options that most people need not worry about.
|
| - */
|
| -
|
| -#ifndef JCONFIG_INCLUDED /* in case jinclude.h already did */
|
| -#include "jconfig.h" /* widely used configuration options */
|
| +/*
|
| +* First we include the configuration files that record how this
|
| +* installation of the JPEG library is set up. jconfig.h can be
|
| +* generated automatically for many systems. jmorecfg.h contains
|
| +* manual configuration options that most people need not worry about.
|
| +*/
|
| +
|
| +#ifndef JCONFIG_INCLUDED /* in case jinclude.h already did */
|
| +#include "jconfig.h" /* widely used configuration options */
|
| #endif
|
| -#include "jmorecfg.h" /* seldom changed options */
|
| -
|
| +#include "jmorecfg.h" /* seldom changed options */
|
|
|
| /* Version ID for the JPEG library.
|
| * Might be useful for tests like "#if JPEG_LIB_VERSION >= 60".
|
| */
|
|
|
| -#define JPEG_LIB_VERSION 62 /* Version 6b */
|
| -
|
| +#define JPEG_LIB_VERSION 62 /* Version 6b */
|
|
|
| /* Various constants determining the sizes of things.
|
| * All of these are specified by the JPEG standard, so don't change them
|
| * if you want to be compatible.
|
| */
|
|
|
| -#define DCTSIZE 8 /* The basic DCT block is 8x8 samples */
|
| -#define DCTSIZE2 64 /* DCTSIZE squared; # of elements in a block */
|
| -#define NUM_QUANT_TBLS 4 /* Quantization tables are numbered 0..3 */
|
| -#define NUM_HUFF_TBLS 4 /* Huffman tables are numbered 0..3 */
|
| -#define NUM_ARITH_TBLS 16 /* Arith-coding tables are numbered 0..15 */
|
| -#define MAX_COMPS_IN_SCAN 4 /* JPEG limit on # of components in one scan */
|
| -#define MAX_SAMP_FACTOR 4 /* JPEG limit on sampling factors */
|
| +#define DCTSIZE 8 /* The basic DCT block is 8x8 samples */
|
| +#define DCTSIZE2 64 /* DCTSIZE squared; # of elements in a block */
|
| +#define NUM_QUANT_TBLS 4 /* Quantization tables are numbered 0..3 */
|
| +#define NUM_HUFF_TBLS 4 /* Huffman tables are numbered 0..3 */
|
| +#define NUM_ARITH_TBLS 16 /* Arith-coding tables are numbered 0..15 */
|
| +#define MAX_COMPS_IN_SCAN 4 /* JPEG limit on # of components in one scan */
|
| +#define MAX_SAMP_FACTOR 4 /* JPEG limit on sampling factors */
|
| /* Unfortunately, some bozo at Adobe saw no reason to be bound by the standard;
|
| * the PostScript DCT filter can emit files with many more than 10 blocks/MCU.
|
| * If you happen to run across such a file, you can up D_MAX_BLOCKS_IN_MCU
|
| @@ -119,32 +117,29 @@
|
| * we strongly discourage changing C_MAX_BLOCKS_IN_MCU; just because Adobe
|
| * sometimes emits noncompliant files doesn't mean you should too.
|
| */
|
| -#define C_MAX_BLOCKS_IN_MCU 10 /* compressor's limit on blocks per MCU */
|
| +#define C_MAX_BLOCKS_IN_MCU 10 /* compressor's limit on blocks per MCU */
|
| #ifndef D_MAX_BLOCKS_IN_MCU
|
| -#define D_MAX_BLOCKS_IN_MCU 10 /* decompressor's limit on blocks per MCU */
|
| +#define D_MAX_BLOCKS_IN_MCU 10 /* decompressor's limit on blocks per MCU */
|
| #endif
|
|
|
| -
|
| /* Data structures for images (arrays of samples and of DCT coefficients).
|
| * On 80x86 machines, the image arrays are too big for near pointers,
|
| * but the pointer arrays can fit in near memory.
|
| */
|
|
|
| -typedef JSAMPLE *JSAMPROW; /* ptr to one image row of pixel samples. */
|
| -typedef JSAMPROW *JSAMPARRAY; /* ptr to some rows (a 2-D sample array) */
|
| -typedef JSAMPARRAY *JSAMPIMAGE; /* a 3-D sample array: top index is color */
|
| +typedef JSAMPLE* JSAMPROW; /* ptr to one image row of pixel samples. */
|
| +typedef JSAMPROW* JSAMPARRAY; /* ptr to some rows (a 2-D sample array) */
|
| +typedef JSAMPARRAY* JSAMPIMAGE; /* a 3-D sample array: top index is color */
|
|
|
| -typedef JCOEF JBLOCK[DCTSIZE2]; /* one block of coefficients */
|
| -typedef JBLOCK *JBLOCKROW; /* pointer to one row of coefficient blocks */
|
| -typedef JBLOCKROW *JBLOCKARRAY; /* a 2-D array of coefficient blocks */
|
| -typedef JBLOCKARRAY *JBLOCKIMAGE; /* a 3-D array of coefficient blocks */
|
| -
|
| -typedef JCOEF *JCOEFPTR; /* useful in a couple of places */
|
| +typedef JCOEF JBLOCK[DCTSIZE2]; /* one block of coefficients */
|
| +typedef JBLOCK* JBLOCKROW; /* pointer to one row of coefficient blocks */
|
| +typedef JBLOCKROW* JBLOCKARRAY; /* a 2-D array of coefficient blocks */
|
| +typedef JBLOCKARRAY* JBLOCKIMAGE; /* a 3-D array of coefficient blocks */
|
|
|
| +typedef JCOEF* JCOEFPTR; /* useful in a couple of places */
|
|
|
| /* Types for JPEG compression parameters and working tables. */
|
|
|
| -
|
| /* DCT coefficient quantization tables. */
|
|
|
| typedef struct {
|
| @@ -152,52 +147,50 @@ typedef struct {
|
| * (not the zigzag order in which they are stored in a JPEG DQT marker).
|
| * CAUTION: IJG versions prior to v6a kept this array in zigzag order.
|
| */
|
| - UINT16 quantval[DCTSIZE2]; /* quantization step for each coefficient */
|
| + UINT16 quantval[DCTSIZE2]; /* quantization step for each coefficient */
|
| /* This field is used only during compression. It's initialized FALSE when
|
| * the table is created, and set TRUE when it's been output to the file.
|
| * You could suppress output of a table by setting this to TRUE.
|
| * (See jpeg_suppress_tables for an example.)
|
| */
|
| - boolean sent_table; /* TRUE when table has been output */
|
| + boolean sent_table; /* TRUE when table has been output */
|
| } JQUANT_TBL;
|
|
|
| -
|
| /* Huffman coding tables. */
|
|
|
| typedef struct {
|
| /* These two fields directly represent the contents of a JPEG DHT marker */
|
| - UINT8 bits[17]; /* bits[k] = # of symbols with codes of */
|
| - /* length k bits; bits[0] is unused */
|
| - UINT8 huffval[256]; /* The symbols, in order of incr code length */
|
| + UINT8 bits[17]; /* bits[k] = # of symbols with codes of */
|
| + /* length k bits; bits[0] is unused */
|
| + UINT8 huffval[256]; /* The symbols, in order of incr code length */
|
| /* This field is used only during compression. It's initialized FALSE when
|
| * the table is created, and set TRUE when it's been output to the file.
|
| * You could suppress output of a table by setting this to TRUE.
|
| * (See jpeg_suppress_tables for an example.)
|
| */
|
| - boolean sent_table; /* TRUE when table has been output */
|
| + boolean sent_table; /* TRUE when table has been output */
|
| } JHUFF_TBL;
|
|
|
| -
|
| /* Basic info about one component (color channel). */
|
|
|
| typedef struct {
|
| /* These values are fixed over the whole image. */
|
| /* For compression, they must be supplied by parameter setup; */
|
| /* for decompression, they are read from the SOF marker. */
|
| - int component_id; /* identifier for this component (0..255) */
|
| - int component_index; /* its index in SOF or cinfo->comp_info[] */
|
| - int h_samp_factor; /* horizontal sampling factor (1..4) */
|
| - int v_samp_factor; /* vertical sampling factor (1..4) */
|
| - int quant_tbl_no; /* quantization table selector (0..3) */
|
| + int component_id; /* identifier for this component (0..255) */
|
| + int component_index; /* its index in SOF or cinfo->comp_info[] */
|
| + int h_samp_factor; /* horizontal sampling factor (1..4) */
|
| + int v_samp_factor; /* vertical sampling factor (1..4) */
|
| + int quant_tbl_no; /* quantization table selector (0..3) */
|
| /* These values may vary between scans. */
|
| /* For compression, they must be supplied by parameter setup; */
|
| /* for decompression, they are read from the SOS marker. */
|
| /* The decompressor output side may not use these variables. */
|
| - int dc_tbl_no; /* DC entropy table selector (0..3) */
|
| - int ac_tbl_no; /* AC entropy table selector (0..3) */
|
| -
|
| + int dc_tbl_no; /* DC entropy table selector (0..3) */
|
| + int ac_tbl_no; /* AC entropy table selector (0..3) */
|
| +
|
| /* Remaining fields should be treated as private by applications. */
|
| -
|
| +
|
| /* These values are computed during compression or decompression startup: */
|
| /* Component's size in DCT blocks.
|
| * Any dummy blocks added to complete an MCU are not counted; therefore
|
| @@ -218,137 +211,134 @@ typedef struct {
|
| * and similarly for height. For decompression, IDCT scaling is included, so
|
| * downsampled_width = ceil(image_width * Hi/Hmax * DCT_scaled_size/DCTSIZE)
|
| */
|
| - JDIMENSION downsampled_width; /* actual width in samples */
|
| + JDIMENSION downsampled_width; /* actual width in samples */
|
| JDIMENSION downsampled_height; /* actual height in samples */
|
| /* This flag is used only for decompression. In cases where some of the
|
| * components will be ignored (eg grayscale output from YCbCr image),
|
| * we can skip most computations for the unused components.
|
| */
|
| - boolean component_needed; /* do we need the value of this component? */
|
| + boolean component_needed; /* do we need the value of this component? */
|
|
|
| /* These values are computed before starting a scan of the component. */
|
| /* The decompressor output side may not use these variables. */
|
| - int MCU_width; /* number of blocks per MCU, horizontally */
|
| - int MCU_height; /* number of blocks per MCU, vertically */
|
| - int MCU_blocks; /* MCU_width * MCU_height */
|
| - int MCU_sample_width; /* MCU width in samples, MCU_width*DCT_scaled_size */
|
| - int last_col_width; /* # of non-dummy blocks across in last MCU */
|
| - int last_row_height; /* # of non-dummy blocks down in last MCU */
|
| + int MCU_width; /* number of blocks per MCU, horizontally */
|
| + int MCU_height; /* number of blocks per MCU, vertically */
|
| + int MCU_blocks; /* MCU_width * MCU_height */
|
| + int MCU_sample_width; /* MCU width in samples, MCU_width*DCT_scaled_size */
|
| + int last_col_width; /* # of non-dummy blocks across in last MCU */
|
| + int last_row_height; /* # of non-dummy blocks down in last MCU */
|
|
|
| /* Saved quantization table for component; NULL if none yet saved.
|
| * See jdinput.c comments about the need for this information.
|
| * This field is currently used only for decompression.
|
| */
|
| - JQUANT_TBL * quant_table;
|
| + JQUANT_TBL* quant_table;
|
|
|
| /* Private per-component storage for DCT or IDCT subsystem. */
|
| - void * dct_table;
|
| + void* dct_table;
|
| } jpeg_component_info;
|
|
|
| -
|
| /* The script for encoding a multiple-scan file is an array of these: */
|
|
|
| typedef struct {
|
| - int comps_in_scan; /* number of components encoded in this scan */
|
| + int comps_in_scan; /* number of components encoded in this scan */
|
| int component_index[MAX_COMPS_IN_SCAN]; /* their SOF/comp_info[] indexes */
|
| - int Ss, Se; /* progressive JPEG spectral selection parms */
|
| - int Ah, Al; /* progressive JPEG successive approx. parms */
|
| + int Ss, Se; /* progressive JPEG spectral selection parms */
|
| + int Ah, Al; /* progressive JPEG successive approx. parms */
|
| } jpeg_scan_info;
|
|
|
| /* The decompressor can save APPn and COM markers in a list of these: */
|
|
|
| -typedef struct jpeg_marker_struct * jpeg_saved_marker_ptr;
|
| +typedef struct jpeg_marker_struct* jpeg_saved_marker_ptr;
|
|
|
| struct jpeg_marker_struct {
|
| - jpeg_saved_marker_ptr next; /* next in list, or NULL */
|
| - UINT8 marker; /* marker code: JPEG_COM, or JPEG_APP0+n */
|
| - unsigned int original_length; /* # bytes of data in the file */
|
| - unsigned int data_length; /* # bytes of data saved at data[] */
|
| - JOCTET * data; /* the data contained in the marker */
|
| + jpeg_saved_marker_ptr next; /* next in list, or NULL */
|
| + UINT8 marker; /* marker code: JPEG_COM, or JPEG_APP0+n */
|
| + unsigned int original_length; /* # bytes of data in the file */
|
| + unsigned int data_length; /* # bytes of data saved at data[] */
|
| + JOCTET* data; /* the data contained in the marker */
|
| /* the marker length word is not counted in data_length or original_length */
|
| };
|
|
|
| /* Known color spaces. */
|
|
|
| typedef enum {
|
| - JCS_UNKNOWN, /* error/unspecified */
|
| - JCS_GRAYSCALE, /* monochrome */
|
| - JCS_RGB, /* red/green/blue */
|
| - JCS_YCbCr, /* Y/Cb/Cr (also known as YUV) */
|
| - JCS_CMYK, /* C/M/Y/K */
|
| - JCS_YCCK /* Y/Cb/Cr/K */
|
| + JCS_UNKNOWN, /* error/unspecified */
|
| + JCS_GRAYSCALE, /* monochrome */
|
| + JCS_RGB, /* red/green/blue */
|
| + JCS_YCbCr, /* Y/Cb/Cr (also known as YUV) */
|
| + JCS_CMYK, /* C/M/Y/K */
|
| + JCS_YCCK /* Y/Cb/Cr/K */
|
| } J_COLOR_SPACE;
|
|
|
| /* DCT/IDCT algorithm options. */
|
|
|
| typedef enum {
|
| - JDCT_ISLOW, /* slow but accurate integer algorithm */
|
| - JDCT_IFAST, /* faster, less accurate integer method */
|
| - JDCT_FLOAT /* floating-point: accurate, fast on fast HW */
|
| + JDCT_ISLOW, /* slow but accurate integer algorithm */
|
| + JDCT_IFAST, /* faster, less accurate integer method */
|
| + JDCT_FLOAT /* floating-point: accurate, fast on fast HW */
|
| } J_DCT_METHOD;
|
|
|
| -#ifndef JDCT_DEFAULT /* may be overridden in jconfig.h */
|
| -#define JDCT_DEFAULT JDCT_ISLOW
|
| +#ifndef JDCT_DEFAULT /* may be overridden in jconfig.h */
|
| +#define JDCT_DEFAULT JDCT_ISLOW
|
| #endif
|
| -#ifndef JDCT_FASTEST /* may be overridden in jconfig.h */
|
| -#define JDCT_FASTEST JDCT_IFAST
|
| +#ifndef JDCT_FASTEST /* may be overridden in jconfig.h */
|
| +#define JDCT_FASTEST JDCT_IFAST
|
| #endif
|
|
|
| /* Dithering options for decompression. */
|
|
|
| typedef enum {
|
| - JDITHER_NONE, /* no dithering */
|
| - JDITHER_ORDERED, /* simple ordered dither */
|
| - JDITHER_FS /* Floyd-Steinberg error diffusion dither */
|
| + JDITHER_NONE, /* no dithering */
|
| + JDITHER_ORDERED, /* simple ordered dither */
|
| + JDITHER_FS /* Floyd-Steinberg error diffusion dither */
|
| } J_DITHER_MODE;
|
|
|
| -
|
| /* Common fields between JPEG compression and decompression master structs. */
|
|
|
| -#define jpeg_common_fields \
|
| - struct jpeg_error_mgr * err; /* Error handler module */\
|
| - struct jpeg_memory_mgr * mem; /* Memory manager module */\
|
| - struct jpeg_progress_mgr * progress; /* Progress monitor, or NULL if none */\
|
| - void * client_data; /* Available for use by application */\
|
| - boolean is_decompressor; /* So common code can tell which is which */\
|
| - int global_state /* For checking call sequence validity */
|
| +#define jpeg_common_fields \
|
| + struct jpeg_error_mgr* err; /* Error handler module */ \
|
| + struct jpeg_memory_mgr* mem; /* Memory manager module */ \
|
| + struct jpeg_progress_mgr* progress; /* Progress monitor, or NULL if none */ \
|
| + void* client_data; /* Available for use by application */ \
|
| + boolean is_decompressor; /* So common code can tell which is which */ \
|
| + int global_state /* For checking call sequence validity */
|
|
|
| /* Routines that are to be used by both halves of the library are declared
|
| * to receive a pointer to this structure. There are no actual instances of
|
| * jpeg_common_struct, only of jpeg_compress_struct and jpeg_decompress_struct.
|
| */
|
| struct jpeg_common_struct {
|
| - jpeg_common_fields; /* Fields common to both master struct types */
|
| + jpeg_common_fields; /* Fields common to both master struct types */
|
| /* Additional fields follow in an actual jpeg_compress_struct or
|
| * jpeg_decompress_struct. All three structs must agree on these
|
| * initial fields! (This would be a lot cleaner in C++.)
|
| */
|
| };
|
|
|
| -typedef struct jpeg_common_struct * j_common_ptr;
|
| -typedef struct jpeg_compress_struct * j_compress_ptr;
|
| -typedef struct jpeg_decompress_struct * j_decompress_ptr;
|
| -
|
| +typedef struct jpeg_common_struct* j_common_ptr;
|
| +typedef struct jpeg_compress_struct* j_compress_ptr;
|
| +typedef struct jpeg_decompress_struct* j_decompress_ptr;
|
|
|
| /* Master record for a compression instance */
|
|
|
| struct jpeg_compress_struct {
|
| - jpeg_common_fields; /* Fields shared with jpeg_decompress_struct */
|
| + jpeg_common_fields; /* Fields shared with jpeg_decompress_struct */
|
|
|
| /* Destination for compressed data */
|
| - struct jpeg_destination_mgr * dest;
|
| + struct jpeg_destination_mgr* dest;
|
|
|
| /* Description of source image --- these fields must be filled in by
|
| * outer application before starting compression. in_color_space must
|
| * be correct before you can even call jpeg_set_defaults().
|
| */
|
|
|
| - JDIMENSION image_width; /* input image width */
|
| - JDIMENSION image_height; /* input image height */
|
| - int input_components; /* # of color components in input image */
|
| - J_COLOR_SPACE in_color_space; /* colorspace of input image */
|
| + JDIMENSION image_width; /* input image width */
|
| + JDIMENSION image_height; /* input image height */
|
| + int input_components; /* # of color components in input image */
|
| + J_COLOR_SPACE in_color_space; /* colorspace of input image */
|
|
|
| - double input_gamma; /* image gamma of input image */
|
| + double input_gamma; /* image gamma of input image */
|
|
|
| /* Compression parameters --- these fields must be set before calling
|
| * jpeg_start_compress(). We recommend calling jpeg_set_defaults() to
|
| @@ -358,38 +348,38 @@ struct jpeg_compress_struct {
|
| * helper routines to simplify changing parameters.
|
| */
|
|
|
| - int data_precision; /* bits of precision in image data */
|
| + int data_precision; /* bits of precision in image data */
|
|
|
| - int num_components; /* # of color components in JPEG image */
|
| + int num_components; /* # of color components in JPEG image */
|
| J_COLOR_SPACE jpeg_color_space; /* colorspace of JPEG image */
|
|
|
| - jpeg_component_info * comp_info;
|
| + jpeg_component_info* comp_info;
|
| /* comp_info[i] describes component that appears i'th in SOF */
|
| -
|
| - JQUANT_TBL * quant_tbl_ptrs[NUM_QUANT_TBLS];
|
| +
|
| + JQUANT_TBL* quant_tbl_ptrs[NUM_QUANT_TBLS];
|
| /* ptrs to coefficient quantization tables, or NULL if not defined */
|
| -
|
| - JHUFF_TBL * dc_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| - JHUFF_TBL * ac_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| +
|
| + JHUFF_TBL* dc_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| + JHUFF_TBL* ac_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| /* ptrs to Huffman coding tables, or NULL if not defined */
|
| -
|
| +
|
| UINT8 arith_dc_L[NUM_ARITH_TBLS]; /* L values for DC arith-coding tables */
|
| UINT8 arith_dc_U[NUM_ARITH_TBLS]; /* U values for DC arith-coding tables */
|
| UINT8 arith_ac_K[NUM_ARITH_TBLS]; /* Kx values for AC arith-coding tables */
|
|
|
| - int num_scans; /* # of entries in scan_info array */
|
| - const jpeg_scan_info * scan_info; /* script for multi-scan file, or NULL */
|
| + int num_scans; /* # of entries in scan_info array */
|
| + const jpeg_scan_info* scan_info; /* script for multi-scan file, or NULL */
|
| /* The default value of scan_info is NULL, which causes a single-scan
|
| * sequential JPEG file to be emitted. To create a multi-scan file,
|
| * set num_scans and scan_info to point to an array of scan definitions.
|
| */
|
|
|
| - boolean raw_data_in; /* TRUE=caller supplies downsampled data */
|
| - boolean arith_code; /* TRUE=arithmetic coding, FALSE=Huffman */
|
| - boolean optimize_coding; /* TRUE=optimize entropy encoding parms */
|
| - boolean CCIR601_sampling; /* TRUE=first samples are cosited */
|
| - int smoothing_factor; /* 1..100, or 0 for no input smoothing */
|
| - J_DCT_METHOD dct_method; /* DCT algorithm selector */
|
| + boolean raw_data_in; /* TRUE=caller supplies downsampled data */
|
| + boolean arith_code; /* TRUE=arithmetic coding, FALSE=Huffman */
|
| + boolean optimize_coding; /* TRUE=optimize entropy encoding parms */
|
| + boolean CCIR601_sampling; /* TRUE=first samples are cosited */
|
| + int smoothing_factor; /* 1..100, or 0 for no input smoothing */
|
| + J_DCT_METHOD dct_method; /* DCT algorithm selector */
|
|
|
| /* The restart interval can be specified in absolute MCUs by setting
|
| * restart_interval, or in MCU rows by setting restart_in_rows
|
| @@ -397,28 +387,28 @@ struct jpeg_compress_struct {
|
| * for each scan).
|
| */
|
| unsigned int restart_interval; /* MCUs per restart, or 0 for no restart */
|
| - int restart_in_rows; /* if > 0, MCU rows per restart interval */
|
| + int restart_in_rows; /* if > 0, MCU rows per restart interval */
|
|
|
| /* Parameters controlling emission of special markers. */
|
|
|
| - boolean write_JFIF_header; /* should a JFIF marker be written? */
|
| - UINT8 JFIF_major_version; /* What to write for the JFIF version number */
|
| + boolean write_JFIF_header; /* should a JFIF marker be written? */
|
| + UINT8 JFIF_major_version; /* What to write for the JFIF version number */
|
| UINT8 JFIF_minor_version;
|
| /* These three values are not used by the JPEG code, merely copied */
|
| /* into the JFIF APP0 marker. density_unit can be 0 for unknown, */
|
| /* 1 for dots/inch, or 2 for dots/cm. Note that the pixel aspect */
|
| /* ratio is defined by X_density/Y_density even when density_unit=0. */
|
| - UINT8 density_unit; /* JFIF code for pixel size units */
|
| - UINT16 X_density; /* Horizontal pixel density */
|
| - UINT16 Y_density; /* Vertical pixel density */
|
| - boolean write_Adobe_marker; /* should an Adobe marker be written? */
|
| -
|
| + UINT8 density_unit; /* JFIF code for pixel size units */
|
| + UINT16 X_density; /* Horizontal pixel density */
|
| + UINT16 Y_density; /* Vertical pixel density */
|
| + boolean write_Adobe_marker; /* should an Adobe marker be written? */
|
| +
|
| /* State variable: index of next scanline to be written to
|
| * jpeg_write_scanlines(). Application may use this to control its
|
| * processing loop, e.g., "while (next_scanline < image_height)".
|
| */
|
|
|
| - JDIMENSION next_scanline; /* 0 .. image_height-1 */
|
| + JDIMENSION next_scanline; /* 0 .. image_height-1 */
|
|
|
| /* Remaining fields are known throughout compressor, but generally
|
| * should not be touched by a surrounding application.
|
| @@ -427,66 +417,65 @@ struct jpeg_compress_struct {
|
| /*
|
| * These fields are computed during compression startup
|
| */
|
| - boolean progressive_mode; /* TRUE if scan script uses progressive mode */
|
| - int max_h_samp_factor; /* largest h_samp_factor */
|
| - int max_v_samp_factor; /* largest v_samp_factor */
|
| + boolean progressive_mode; /* TRUE if scan script uses progressive mode */
|
| + int max_h_samp_factor; /* largest h_samp_factor */
|
| + int max_v_samp_factor; /* largest v_samp_factor */
|
|
|
| - JDIMENSION total_iMCU_rows; /* # of iMCU rows to be input to coef ctlr */
|
| + JDIMENSION total_iMCU_rows; /* # of iMCU rows to be input to coef ctlr */
|
| /* The coefficient controller receives data in units of MCU rows as defined
|
| * for fully interleaved scans (whether the JPEG file is interleaved or not).
|
| * There are v_samp_factor * DCTSIZE sample rows of each component in an
|
| * "iMCU" (interleaved MCU) row.
|
| */
|
| -
|
| +
|
| /*
|
| * These fields are valid during any one scan.
|
| * They describe the components and MCUs actually appearing in the scan.
|
| */
|
| - int comps_in_scan; /* # of JPEG components in this scan */
|
| - jpeg_component_info * cur_comp_info[MAX_COMPS_IN_SCAN];
|
| + int comps_in_scan; /* # of JPEG components in this scan */
|
| + jpeg_component_info* cur_comp_info[MAX_COMPS_IN_SCAN];
|
| /* *cur_comp_info[i] describes component that appears i'th in SOS */
|
| -
|
| - JDIMENSION MCUs_per_row; /* # of MCUs across the image */
|
| - JDIMENSION MCU_rows_in_scan; /* # of MCU rows in the image */
|
| -
|
| - int blocks_in_MCU; /* # of DCT blocks per MCU */
|
| +
|
| + JDIMENSION MCUs_per_row; /* # of MCUs across the image */
|
| + JDIMENSION MCU_rows_in_scan; /* # of MCU rows in the image */
|
| +
|
| + int blocks_in_MCU; /* # of DCT blocks per MCU */
|
| int MCU_membership[C_MAX_BLOCKS_IN_MCU];
|
| /* MCU_membership[i] is index in cur_comp_info of component owning */
|
| /* i'th block in an MCU */
|
|
|
| - int Ss, Se, Ah, Al; /* progressive JPEG parameters for scan */
|
| + int Ss, Se, Ah, Al; /* progressive JPEG parameters for scan */
|
|
|
| /*
|
| * Links to compression subobjects (methods and private variables of modules)
|
| */
|
| - struct jpeg_comp_master * master;
|
| - struct jpeg_c_main_controller * main;
|
| - struct jpeg_c_prep_controller * prep;
|
| - struct jpeg_c_coef_controller * coef;
|
| - struct jpeg_marker_writer * marker;
|
| - struct jpeg_color_converter * cconvert;
|
| - struct jpeg_downsampler * downsample;
|
| - struct jpeg_forward_dct * fdct;
|
| - struct jpeg_entropy_encoder * entropy;
|
| - jpeg_scan_info * script_space; /* workspace for jpeg_simple_progression */
|
| + struct jpeg_comp_master* master;
|
| + struct jpeg_c_main_controller* main;
|
| + struct jpeg_c_prep_controller* prep;
|
| + struct jpeg_c_coef_controller* coef;
|
| + struct jpeg_marker_writer* marker;
|
| + struct jpeg_color_converter* cconvert;
|
| + struct jpeg_downsampler* downsample;
|
| + struct jpeg_forward_dct* fdct;
|
| + struct jpeg_entropy_encoder* entropy;
|
| + jpeg_scan_info* script_space; /* workspace for jpeg_simple_progression */
|
| int script_space_size;
|
| };
|
|
|
| -
|
| /* Master record for a decompression instance */
|
|
|
| struct jpeg_decompress_struct {
|
| - jpeg_common_fields; /* Fields shared with jpeg_compress_struct */
|
| + jpeg_common_fields; /* Fields shared with jpeg_compress_struct */
|
|
|
| /* Source of compressed data */
|
| - struct jpeg_source_mgr * src;
|
| + struct jpeg_source_mgr* src;
|
|
|
| /* Basic description of image --- filled in by jpeg_read_header(). */
|
| /* Application may inspect these values to decide how to process image. */
|
|
|
| - JDIMENSION image_width; /* nominal image width (from SOF marker) */
|
| - JDIMENSION image_height; /* nominal image height */
|
| - int num_components; /* # of color components in JPEG image */
|
| + JDIMENSION image_width; /* nominal image width (from SOF marker) */
|
| + JDIMENSION image_height; /* nominal image height */
|
| + int num_components; /* # of color components in JPEG image */
|
| J_COLOR_SPACE jpeg_color_space; /* colorspace of JPEG image */
|
|
|
| /* Decompression processing parameters --- these fields must be set before
|
| @@ -498,24 +487,24 @@ struct jpeg_decompress_struct {
|
|
|
| unsigned int scale_num, scale_denom; /* fraction by which to scale image */
|
|
|
| - double output_gamma; /* image gamma wanted in output */
|
| + double output_gamma; /* image gamma wanted in output */
|
|
|
| - boolean buffered_image; /* TRUE=multiple output passes */
|
| - boolean raw_data_out; /* TRUE=downsampled data wanted */
|
| + boolean buffered_image; /* TRUE=multiple output passes */
|
| + boolean raw_data_out; /* TRUE=downsampled data wanted */
|
|
|
| - J_DCT_METHOD dct_method; /* IDCT algorithm selector */
|
| - boolean do_fancy_upsampling; /* TRUE=apply fancy upsampling */
|
| - boolean do_block_smoothing; /* TRUE=apply interblock smoothing */
|
| + J_DCT_METHOD dct_method; /* IDCT algorithm selector */
|
| + boolean do_fancy_upsampling; /* TRUE=apply fancy upsampling */
|
| + boolean do_block_smoothing; /* TRUE=apply interblock smoothing */
|
|
|
| - boolean quantize_colors; /* TRUE=colormapped output wanted */
|
| + boolean quantize_colors; /* TRUE=colormapped output wanted */
|
| /* the following are ignored if not quantize_colors: */
|
| - J_DITHER_MODE dither_mode; /* type of color dithering to use */
|
| - boolean two_pass_quantize; /* TRUE=use two-pass color quantization */
|
| - int desired_number_of_colors; /* max # colors to use in created colormap */
|
| + J_DITHER_MODE dither_mode; /* type of color dithering to use */
|
| + boolean two_pass_quantize; /* TRUE=use two-pass color quantization */
|
| + int desired_number_of_colors; /* max # colors to use in created colormap */
|
| /* these are significant only in buffered-image mode: */
|
| - boolean enable_1pass_quant; /* enable future use of 1-pass quantizer */
|
| - boolean enable_external_quant;/* enable future use of external colormap */
|
| - boolean enable_2pass_quant; /* enable future use of 2-pass quantizer */
|
| + boolean enable_1pass_quant; /* enable future use of 1-pass quantizer */
|
| + boolean enable_external_quant; /* enable future use of external colormap */
|
| + boolean enable_2pass_quant; /* enable future use of 2-pass quantizer */
|
|
|
| /* Description of actual output image that will be returned to application.
|
| * These fields are computed by jpeg_start_decompress().
|
| @@ -523,14 +512,14 @@ struct jpeg_decompress_struct {
|
| * in advance of calling jpeg_start_decompress().
|
| */
|
|
|
| - JDIMENSION output_width; /* scaled image width */
|
| - JDIMENSION output_height; /* scaled image height */
|
| - int out_color_components; /* # of color components in out_color_space */
|
| - int output_components; /* # of color components returned */
|
| + JDIMENSION output_width; /* scaled image width */
|
| + JDIMENSION output_height; /* scaled image height */
|
| + int out_color_components; /* # of color components in out_color_space */
|
| + int output_components; /* # of color components returned */
|
| /* output_components is 1 (a colormap index) when quantizing colors;
|
| * otherwise it equals out_color_components.
|
| */
|
| - int rec_outbuf_height; /* min recommended height of scanline buffer */
|
| + int rec_outbuf_height; /* min recommended height of scanline buffer */
|
| /* If the buffer passed to jpeg_read_scanlines() is less than this many rows
|
| * high, space and time will be wasted due to unnecessary data copying.
|
| * Usually rec_outbuf_height will be 1 or 2, at most 4.
|
| @@ -542,8 +531,8 @@ struct jpeg_decompress_struct {
|
| * jpeg_start_decompress or jpeg_start_output.
|
| * The map has out_color_components rows and actual_number_of_colors columns.
|
| */
|
| - int actual_number_of_colors; /* number of entries in use */
|
| - JSAMPARRAY colormap; /* The color map as a 2-D pixel array */
|
| + int actual_number_of_colors; /* number of entries in use */
|
| + JSAMPARRAY colormap; /* The color map as a 2-D pixel array */
|
|
|
| /* State variables: these variables indicate the progress of decompression.
|
| * The application may examine these but must not modify them.
|
| @@ -553,20 +542,20 @@ struct jpeg_decompress_struct {
|
| * Application may use this to control its processing loop, e.g.,
|
| * "while (output_scanline < output_height)".
|
| */
|
| - JDIMENSION output_scanline; /* 0 .. output_height-1 */
|
| + JDIMENSION output_scanline; /* 0 .. output_height-1 */
|
|
|
| /* Current input scan number and number of iMCU rows completed in scan.
|
| * These indicate the progress of the decompressor input side.
|
| */
|
| - int input_scan_number; /* Number of SOS markers seen so far */
|
| - JDIMENSION input_iMCU_row; /* Number of iMCU rows completed */
|
| + int input_scan_number; /* Number of SOS markers seen so far */
|
| + JDIMENSION input_iMCU_row; /* Number of iMCU rows completed */
|
|
|
| /* The "output scan number" is the notional scan being displayed by the
|
| * output side. The decompressor will not allow output scan/row number
|
| * to get ahead of input scan/row, but it can fall arbitrarily far behind.
|
| */
|
| - int output_scan_number; /* Nominal scan number being displayed */
|
| - JDIMENSION output_iMCU_row; /* Number of iMCU rows read */
|
| + int output_scan_number; /* Nominal scan number being displayed */
|
| + JDIMENSION output_iMCU_row; /* Number of iMCU rows read */
|
|
|
| /* Current progression status. coef_bits[c][i] indicates the precision
|
| * with which component c's DCT coefficient i (in zigzag order) is known.
|
| @@ -575,7 +564,7 @@ struct jpeg_decompress_struct {
|
| * (thus, 0 at completion of the progression).
|
| * This pointer is NULL when reading a non-progressive file.
|
| */
|
| - int (*coef_bits)[DCTSIZE2]; /* -1 or current Al value for each coef */
|
| + int (*coef_bits)[DCTSIZE2]; /* -1 or current Al value for each coef */
|
|
|
| /* Internal JPEG parameters --- the application usually need not look at
|
| * these fields. Note that the decompressor output side may not use
|
| @@ -586,45 +575,46 @@ struct jpeg_decompress_struct {
|
| * datastreams when processing abbreviated JPEG datastreams.
|
| */
|
|
|
| - JQUANT_TBL * quant_tbl_ptrs[NUM_QUANT_TBLS];
|
| + JQUANT_TBL* quant_tbl_ptrs[NUM_QUANT_TBLS];
|
| /* ptrs to coefficient quantization tables, or NULL if not defined */
|
|
|
| - JHUFF_TBL * dc_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| - JHUFF_TBL * ac_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| + JHUFF_TBL* dc_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| + JHUFF_TBL* ac_huff_tbl_ptrs[NUM_HUFF_TBLS];
|
| /* ptrs to Huffman coding tables, or NULL if not defined */
|
|
|
| /* These parameters are never carried across datastreams, since they
|
| * are given in SOF/SOS markers or defined to be reset by SOI.
|
| */
|
|
|
| - int data_precision; /* bits of precision in image data */
|
| + int data_precision; /* bits of precision in image data */
|
|
|
| - jpeg_component_info * comp_info;
|
| + jpeg_component_info* comp_info;
|
| /* comp_info[i] describes component that appears i'th in SOF */
|
|
|
| - boolean progressive_mode; /* TRUE if SOFn specifies progressive mode */
|
| - boolean arith_code; /* TRUE=arithmetic coding, FALSE=Huffman */
|
| + boolean progressive_mode; /* TRUE if SOFn specifies progressive mode */
|
| + boolean arith_code; /* TRUE=arithmetic coding, FALSE=Huffman */
|
|
|
| UINT8 arith_dc_L[NUM_ARITH_TBLS]; /* L values for DC arith-coding tables */
|
| UINT8 arith_dc_U[NUM_ARITH_TBLS]; /* U values for DC arith-coding tables */
|
| UINT8 arith_ac_K[NUM_ARITH_TBLS]; /* Kx values for AC arith-coding tables */
|
|
|
| - unsigned int restart_interval; /* MCUs per restart interval, or 0 for no restart */
|
| + unsigned int
|
| + restart_interval; /* MCUs per restart interval, or 0 for no restart */
|
|
|
| /* These fields record data obtained from optional markers recognized by
|
| * the JPEG library.
|
| */
|
| - boolean saw_JFIF_marker; /* TRUE iff a JFIF APP0 marker was found */
|
| + boolean saw_JFIF_marker; /* TRUE iff a JFIF APP0 marker was found */
|
| /* Data copied from JFIF marker; only valid if saw_JFIF_marker is TRUE: */
|
| - UINT8 JFIF_major_version; /* JFIF version number */
|
| + UINT8 JFIF_major_version; /* JFIF version number */
|
| UINT8 JFIF_minor_version;
|
| - UINT8 density_unit; /* JFIF code for pixel size units */
|
| - UINT16 X_density; /* Horizontal pixel density */
|
| - UINT16 Y_density; /* Vertical pixel density */
|
| - boolean saw_Adobe_marker; /* TRUE iff an Adobe APP14 marker was found */
|
| - UINT8 Adobe_transform; /* Color transform code from Adobe marker */
|
| + UINT8 density_unit; /* JFIF code for pixel size units */
|
| + UINT16 X_density; /* Horizontal pixel density */
|
| + UINT16 Y_density; /* Vertical pixel density */
|
| + boolean saw_Adobe_marker; /* TRUE iff an Adobe APP14 marker was found */
|
| + UINT8 Adobe_transform; /* Color transform code from Adobe marker */
|
|
|
| - boolean CCIR601_sampling; /* TRUE=first samples are cosited */
|
| + boolean CCIR601_sampling; /* TRUE=first samples are cosited */
|
|
|
| /* Aside from the specific data retained from APPn markers known to the
|
| * library, the uninterpreted contents of any or all APPn and COM markers
|
| @@ -639,12 +629,12 @@ struct jpeg_decompress_struct {
|
| /*
|
| * These fields are computed during decompression startup
|
| */
|
| - int max_h_samp_factor; /* largest h_samp_factor */
|
| - int max_v_samp_factor; /* largest v_samp_factor */
|
| + int max_h_samp_factor; /* largest h_samp_factor */
|
| + int max_v_samp_factor; /* largest v_samp_factor */
|
|
|
| - int min_DCT_scaled_size; /* smallest DCT_scaled_size of any component */
|
| + int min_DCT_scaled_size; /* smallest DCT_scaled_size of any component */
|
|
|
| - JDIMENSION total_iMCU_rows; /* # of iMCU rows in image */
|
| + JDIMENSION total_iMCU_rows; /* # of iMCU rows in image */
|
| /* The coefficient controller's input and output progress is measured in
|
| * units of "iMCU" (interleaved MCU) rows. These are the same as MCU rows
|
| * in fully interleaved JPEG scans, but are used whether the scan is
|
| @@ -653,26 +643,26 @@ struct jpeg_decompress_struct {
|
| * v_samp_factor*DCT_scaled_size sample rows of a component per iMCU row.
|
| */
|
|
|
| - JSAMPLE * sample_range_limit; /* table for fast range-limiting */
|
| + JSAMPLE* sample_range_limit; /* table for fast range-limiting */
|
|
|
| /*
|
| * These fields are valid during any one scan.
|
| * They describe the components and MCUs actually appearing in the scan.
|
| * Note that the decompressor output side must not use these fields.
|
| */
|
| - int comps_in_scan; /* # of JPEG components in this scan */
|
| - jpeg_component_info * cur_comp_info[MAX_COMPS_IN_SCAN];
|
| + int comps_in_scan; /* # of JPEG components in this scan */
|
| + jpeg_component_info* cur_comp_info[MAX_COMPS_IN_SCAN];
|
| /* *cur_comp_info[i] describes component that appears i'th in SOS */
|
|
|
| - JDIMENSION MCUs_per_row; /* # of MCUs across the image */
|
| - JDIMENSION MCU_rows_in_scan; /* # of MCU rows in the image */
|
| + JDIMENSION MCUs_per_row; /* # of MCUs across the image */
|
| + JDIMENSION MCU_rows_in_scan; /* # of MCU rows in the image */
|
|
|
| - int blocks_in_MCU; /* # of DCT blocks per MCU */
|
| + int blocks_in_MCU; /* # of DCT blocks per MCU */
|
| int MCU_membership[D_MAX_BLOCKS_IN_MCU];
|
| /* MCU_membership[i] is index in cur_comp_info of component owning */
|
| /* i'th block in an MCU */
|
|
|
| - int Ss, Se, Ah, Al; /* progressive JPEG parameters for scan */
|
| + int Ss, Se, Ah, Al; /* progressive JPEG parameters for scan */
|
|
|
| /* This field is shared between entropy decoder and marker parser.
|
| * It is either zero or the code of a JPEG marker that has been
|
| @@ -683,20 +673,19 @@ struct jpeg_decompress_struct {
|
| /*
|
| * Links to decompression subobjects (methods, private variables of modules)
|
| */
|
| - struct jpeg_decomp_master * master;
|
| - struct jpeg_d_main_controller * main;
|
| - struct jpeg_d_coef_controller * coef;
|
| - struct jpeg_d_post_controller * post;
|
| - struct jpeg_input_controller * inputctl;
|
| - struct jpeg_marker_reader * marker;
|
| - struct jpeg_entropy_decoder * entropy;
|
| - struct jpeg_inverse_dct * idct;
|
| - struct jpeg_upsampler * upsample;
|
| - struct jpeg_color_deconverter * cconvert;
|
| - struct jpeg_color_quantizer * cquantize;
|
| + struct jpeg_decomp_master* master;
|
| + struct jpeg_d_main_controller* main;
|
| + struct jpeg_d_coef_controller* coef;
|
| + struct jpeg_d_post_controller* post;
|
| + struct jpeg_input_controller* inputctl;
|
| + struct jpeg_marker_reader* marker;
|
| + struct jpeg_entropy_decoder* entropy;
|
| + struct jpeg_inverse_dct* idct;
|
| + struct jpeg_upsampler* upsample;
|
| + struct jpeg_color_deconverter* cconvert;
|
| + struct jpeg_color_quantizer* cquantize;
|
| };
|
|
|
| -
|
| /* "Object" declarations for JPEG modules that may be supplied or called
|
| * directly by the surrounding application.
|
| * As with all objects in the JPEG library, these structs only define the
|
| @@ -704,7 +693,6 @@ struct jpeg_decompress_struct {
|
| * private fields may exist after the public ones.
|
| */
|
|
|
| -
|
| /* Error handler object */
|
|
|
| struct jpeg_error_mgr {
|
| @@ -715,32 +703,32 @@ struct jpeg_error_mgr {
|
| /* Routine that actually outputs a trace or error message */
|
| JMETHOD(void, output_message, (j_common_ptr cinfo));
|
| /* Format a message string for the most recent JPEG error or message */
|
| - JMETHOD(void, format_message, (j_common_ptr cinfo, char * buffer));
|
| -#define JMSG_LENGTH_MAX 200 /* recommended size of format_message buffer */
|
| + JMETHOD(void, format_message, (j_common_ptr cinfo, char* buffer));
|
| +#define JMSG_LENGTH_MAX 200 /* recommended size of format_message buffer */
|
| /* Reset error state variables at start of a new image */
|
| JMETHOD(void, reset_error_mgr, (j_common_ptr cinfo));
|
| -
|
| +
|
| /* The message ID code and any parameters are saved here.
|
| * A message can have one string parameter or up to 8 int parameters.
|
| */
|
| int msg_code;
|
| -#define JMSG_STR_PARM_MAX 80
|
| +#define JMSG_STR_PARM_MAX 80
|
| union {
|
| int i[8];
|
| char s[JMSG_STR_PARM_MAX];
|
| } msg_parm;
|
| -
|
| +
|
| /* Standard state variables for error facility */
|
| -
|
| - int trace_level; /* max msg_level that will be displayed */
|
| -
|
| +
|
| + int trace_level; /* max msg_level that will be displayed */
|
| +
|
| /* For recoverable corrupt-data errors, we emit a warning message,
|
| * but keep going unless emit_message chooses to abort. emit_message
|
| * should count warnings in num_warnings. The surrounding application
|
| * can check for bad data by seeing if num_warnings is nonzero at the
|
| * end of processing.
|
| */
|
| - long num_warnings; /* number of corrupt-data warnings */
|
| + long num_warnings; /* number of corrupt-data warnings */
|
|
|
| /* These fields point to the table(s) of error message strings.
|
| * An application can change the table pointer to switch to a different
|
| @@ -752,46 +740,43 @@ struct jpeg_error_mgr {
|
| * First table includes all errors generated by JPEG library itself.
|
| * Error code 0 is reserved for a "no such error string" message.
|
| */
|
| - const char * const * jpeg_message_table; /* Library errors */
|
| - int last_jpeg_message; /* Table contains strings 0..last_jpeg_message */
|
| + const char* const* jpeg_message_table; /* Library errors */
|
| + int last_jpeg_message; /* Table contains strings 0..last_jpeg_message */
|
| /* Second table can be added by application (see cjpeg/djpeg for example).
|
| * It contains strings numbered first_addon_message..last_addon_message.
|
| */
|
| - const char * const * addon_message_table; /* Non-library errors */
|
| - int first_addon_message; /* code for first string in addon table */
|
| - int last_addon_message; /* code for last string in addon table */
|
| + const char* const* addon_message_table; /* Non-library errors */
|
| + int first_addon_message; /* code for first string in addon table */
|
| + int last_addon_message; /* code for last string in addon table */
|
| };
|
|
|
| -
|
| /* Progress monitor object */
|
|
|
| struct jpeg_progress_mgr {
|
| JMETHOD(void, progress_monitor, (j_common_ptr cinfo));
|
|
|
| - long pass_counter; /* work units completed in this pass */
|
| - long pass_limit; /* total number of work units in this pass */
|
| - int completed_passes; /* passes completed so far */
|
| - int total_passes; /* total number of passes expected */
|
| + long pass_counter; /* work units completed in this pass */
|
| + long pass_limit; /* total number of work units in this pass */
|
| + int completed_passes; /* passes completed so far */
|
| + int total_passes; /* total number of passes expected */
|
| };
|
|
|
| -
|
| /* Data destination object for compression */
|
|
|
| struct jpeg_destination_mgr {
|
| - JOCTET * next_output_byte; /* => next byte to write in buffer */
|
| - size_t free_in_buffer; /* # of byte spaces remaining in buffer */
|
| + JOCTET* next_output_byte; /* => next byte to write in buffer */
|
| + size_t free_in_buffer; /* # of byte spaces remaining in buffer */
|
|
|
| JMETHOD(void, init_destination, (j_compress_ptr cinfo));
|
| JMETHOD(boolean, empty_output_buffer, (j_compress_ptr cinfo));
|
| JMETHOD(void, term_destination, (j_compress_ptr cinfo));
|
| };
|
|
|
| -
|
| /* Data source object for decompression */
|
|
|
| struct jpeg_source_mgr {
|
| - const JOCTET * next_input_byte; /* => next byte to read from buffer */
|
| - size_t bytes_in_buffer; /* # of bytes remaining in buffer */
|
| + const JOCTET* next_input_byte; /* => next byte to read from buffer */
|
| + size_t bytes_in_buffer; /* # of bytes remaining in buffer */
|
|
|
| JMETHOD(void, init_source, (j_decompress_ptr cinfo));
|
| JMETHOD(boolean, fill_input_buffer, (j_decompress_ptr cinfo));
|
| @@ -800,7 +785,6 @@ struct jpeg_source_mgr {
|
| JMETHOD(void, term_source, (j_decompress_ptr cinfo));
|
| };
|
|
|
| -
|
| /* Memory manager object.
|
| * Allocates "small" objects (a few K total), "large" objects (tens of K),
|
| * and "really big" objects (virtual arrays with backing store if needed).
|
| @@ -812,49 +796,64 @@ struct jpeg_source_mgr {
|
| * successful.
|
| */
|
|
|
| -#define JPOOL_PERMANENT 0 /* lasts until master record is destroyed */
|
| -#define JPOOL_IMAGE 1 /* lasts until done with image/datastream */
|
| -#define JPOOL_NUMPOOLS 2
|
| -
|
| -typedef struct jvirt_sarray_control * jvirt_sarray_ptr;
|
| -typedef struct jvirt_barray_control * jvirt_barray_ptr;
|
| +#define JPOOL_PERMANENT 0 /* lasts until master record is destroyed */
|
| +#define JPOOL_IMAGE 1 /* lasts until done with image/datastream */
|
| +#define JPOOL_NUMPOOLS 2
|
|
|
| +typedef struct jvirt_sarray_control* jvirt_sarray_ptr;
|
| +typedef struct jvirt_barray_control* jvirt_barray_ptr;
|
|
|
| struct jpeg_memory_mgr {
|
| /* Method pointers */
|
| - JMETHOD(void *, alloc_small, (j_common_ptr cinfo, int pool_id,
|
| - size_t sizeofobject));
|
| - JMETHOD(void *, alloc_large, (j_common_ptr cinfo, int pool_id,
|
| - size_t sizeofobject));
|
| - JMETHOD(JSAMPARRAY, alloc_sarray, (j_common_ptr cinfo, int pool_id,
|
| - JDIMENSION samplesperrow,
|
| - JDIMENSION numrows));
|
| - JMETHOD(JBLOCKARRAY, alloc_barray, (j_common_ptr cinfo, int pool_id,
|
| - JDIMENSION blocksperrow,
|
| - JDIMENSION numrows));
|
| - JMETHOD(jvirt_sarray_ptr, request_virt_sarray, (j_common_ptr cinfo,
|
| - int pool_id,
|
| - boolean pre_zero,
|
| - JDIMENSION samplesperrow,
|
| - JDIMENSION numrows,
|
| - JDIMENSION maxaccess));
|
| - JMETHOD(jvirt_barray_ptr, request_virt_barray, (j_common_ptr cinfo,
|
| - int pool_id,
|
| - boolean pre_zero,
|
| - JDIMENSION blocksperrow,
|
| - JDIMENSION numrows,
|
| - JDIMENSION maxaccess));
|
| + JMETHOD(void*,
|
| + alloc_small,
|
| + (j_common_ptr cinfo, int pool_id, size_t sizeofobject));
|
| + JMETHOD(void*,
|
| + alloc_large,
|
| + (j_common_ptr cinfo, int pool_id, size_t sizeofobject));
|
| + JMETHOD(JSAMPARRAY,
|
| + alloc_sarray,
|
| + (j_common_ptr cinfo,
|
| + int pool_id,
|
| + JDIMENSION samplesperrow,
|
| + JDIMENSION numrows));
|
| + JMETHOD(JBLOCKARRAY,
|
| + alloc_barray,
|
| + (j_common_ptr cinfo,
|
| + int pool_id,
|
| + JDIMENSION blocksperrow,
|
| + JDIMENSION numrows));
|
| + JMETHOD(jvirt_sarray_ptr,
|
| + request_virt_sarray,
|
| + (j_common_ptr cinfo,
|
| + int pool_id,
|
| + boolean pre_zero,
|
| + JDIMENSION samplesperrow,
|
| + JDIMENSION numrows,
|
| + JDIMENSION maxaccess));
|
| + JMETHOD(jvirt_barray_ptr,
|
| + request_virt_barray,
|
| + (j_common_ptr cinfo,
|
| + int pool_id,
|
| + boolean pre_zero,
|
| + JDIMENSION blocksperrow,
|
| + JDIMENSION numrows,
|
| + JDIMENSION maxaccess));
|
| JMETHOD(void, realize_virt_arrays, (j_common_ptr cinfo));
|
| - JMETHOD(JSAMPARRAY, access_virt_sarray, (j_common_ptr cinfo,
|
| - jvirt_sarray_ptr ptr,
|
| - JDIMENSION start_row,
|
| - JDIMENSION num_rows,
|
| - boolean writable));
|
| - JMETHOD(JBLOCKARRAY, access_virt_barray, (j_common_ptr cinfo,
|
| - jvirt_barray_ptr ptr,
|
| - JDIMENSION start_row,
|
| - JDIMENSION num_rows,
|
| - boolean writable));
|
| + JMETHOD(JSAMPARRAY,
|
| + access_virt_sarray,
|
| + (j_common_ptr cinfo,
|
| + jvirt_sarray_ptr ptr,
|
| + JDIMENSION start_row,
|
| + JDIMENSION num_rows,
|
| + boolean writable));
|
| + JMETHOD(JBLOCKARRAY,
|
| + access_virt_barray,
|
| + (j_common_ptr cinfo,
|
| + jvirt_barray_ptr ptr,
|
| + JDIMENSION start_row,
|
| + JDIMENSION num_rows,
|
| + boolean writable));
|
| JMETHOD(void, free_pool, (j_common_ptr cinfo, int pool_id));
|
| JMETHOD(void, self_destruct, (j_common_ptr cinfo));
|
|
|
| @@ -869,87 +868,83 @@ struct jpeg_memory_mgr {
|
| long max_alloc_chunk;
|
| };
|
|
|
| -
|
| /* Routine signature for application-supplied marker processing methods.
|
| * Need not pass marker code since it is stored in cinfo->unread_marker.
|
| */
|
| typedef JMETHOD(boolean, jpeg_marker_parser_method, (j_decompress_ptr cinfo));
|
|
|
| -
|
| /* Declarations for routines called by application.
|
| * The JPP macro hides prototype parameters from compilers that can't cope.
|
| * Note JPP requires double parentheses.
|
| */
|
|
|
| #ifdef HAVE_PROTOTYPES
|
| -#define JPP(arglist) arglist
|
| +#define JPP(arglist) arglist
|
| #else
|
| -#define JPP(arglist) ()
|
| +#define JPP(arglist) ()
|
| #endif
|
|
|
| -
|
| /* Short forms of external names for systems with brain-damaged linkers.
|
| * We shorten external names to be unique in the first six letters, which
|
| * is good enough for all known systems.
|
| - * (If your compiler itself needs names to be unique in less than 15
|
| + * (If your compiler itself needs names to be unique in less than 15
|
| * characters, you are out of luck. Get a better compiler.)
|
| */
|
|
|
| #ifdef NEED_SHORT_EXTERNAL_NAMES
|
| -#define jpeg_std_error jStdError
|
| -#define jpeg_CreateCompress jCreaCompress
|
| -#define jpeg_CreateDecompress jCreaDecompress
|
| -#define jpeg_destroy_compress jDestCompress
|
| -#define jpeg_destroy_decompress jDestDecompress
|
| -#define jpeg_stdio_dest jStdDest
|
| -#define jpeg_stdio_src jStdSrc
|
| -#define jpeg_set_defaults jSetDefaults
|
| -#define jpeg_set_colorspace jSetColorspace
|
| -#define jpeg_default_colorspace jDefColorspace
|
| -#define jpeg_set_quality jSetQuality
|
| -#define jpeg_set_linear_quality jSetLQuality
|
| -#define jpeg_add_quant_table jAddQuantTable
|
| -#define jpeg_quality_scaling jQualityScaling
|
| -#define jpeg_simple_progression jSimProgress
|
| -#define jpeg_suppress_tables jSuppressTables
|
| -#define jpeg_alloc_quant_table jAlcQTable
|
| -#define jpeg_alloc_huff_table jAlcHTable
|
| -#define jpeg_start_compress jStrtCompress
|
| -#define jpeg_write_scanlines jWrtScanlines
|
| -#define jpeg_finish_compress jFinCompress
|
| -#define jpeg_write_raw_data jWrtRawData
|
| -#define jpeg_write_marker jWrtMarker
|
| -#define jpeg_write_m_header jWrtMHeader
|
| -#define jpeg_write_m_byte jWrtMByte
|
| -#define jpeg_write_tables jWrtTables
|
| -#define jpeg_read_header jReadHeader
|
| -#define jpeg_start_decompress jStrtDecompress
|
| -#define jpeg_read_scanlines jReadScanlines
|
| -#define jpeg_finish_decompress jFinDecompress
|
| -#define jpeg_read_raw_data jReadRawData
|
| -#define jpeg_has_multiple_scans jHasMultScn
|
| -#define jpeg_start_output jStrtOutput
|
| -#define jpeg_finish_output jFinOutput
|
| -#define jpeg_input_complete jInComplete
|
| -#define jpeg_new_colormap jNewCMap
|
| -#define jpeg_consume_input jConsumeInput
|
| -#define jpeg_calc_output_dimensions jCalcDimensions
|
| -#define jpeg_save_markers jSaveMarkers
|
| -#define jpeg_set_marker_processor jSetMarker
|
| -#define jpeg_read_coefficients jReadCoefs
|
| -#define jpeg_write_coefficients jWrtCoefs
|
| -#define jpeg_copy_critical_parameters jCopyCrit
|
| -#define jpeg_abort_compress jAbrtCompress
|
| -#define jpeg_abort_decompress jAbrtDecompress
|
| -#define jpeg_abort jAbort
|
| -#define jpeg_destroy jDestroy
|
| -#define jpeg_resync_to_restart jResyncRestart
|
| +#define jpeg_std_error jStdError
|
| +#define jpeg_CreateCompress jCreaCompress
|
| +#define jpeg_CreateDecompress jCreaDecompress
|
| +#define jpeg_destroy_compress jDestCompress
|
| +#define jpeg_destroy_decompress jDestDecompress
|
| +#define jpeg_stdio_dest jStdDest
|
| +#define jpeg_stdio_src jStdSrc
|
| +#define jpeg_set_defaults jSetDefaults
|
| +#define jpeg_set_colorspace jSetColorspace
|
| +#define jpeg_default_colorspace jDefColorspace
|
| +#define jpeg_set_quality jSetQuality
|
| +#define jpeg_set_linear_quality jSetLQuality
|
| +#define jpeg_add_quant_table jAddQuantTable
|
| +#define jpeg_quality_scaling jQualityScaling
|
| +#define jpeg_simple_progression jSimProgress
|
| +#define jpeg_suppress_tables jSuppressTables
|
| +#define jpeg_alloc_quant_table jAlcQTable
|
| +#define jpeg_alloc_huff_table jAlcHTable
|
| +#define jpeg_start_compress jStrtCompress
|
| +#define jpeg_write_scanlines jWrtScanlines
|
| +#define jpeg_finish_compress jFinCompress
|
| +#define jpeg_write_raw_data jWrtRawData
|
| +#define jpeg_write_marker jWrtMarker
|
| +#define jpeg_write_m_header jWrtMHeader
|
| +#define jpeg_write_m_byte jWrtMByte
|
| +#define jpeg_write_tables jWrtTables
|
| +#define jpeg_read_header jReadHeader
|
| +#define jpeg_start_decompress jStrtDecompress
|
| +#define jpeg_read_scanlines jReadScanlines
|
| +#define jpeg_finish_decompress jFinDecompress
|
| +#define jpeg_read_raw_data jReadRawData
|
| +#define jpeg_has_multiple_scans jHasMultScn
|
| +#define jpeg_start_output jStrtOutput
|
| +#define jpeg_finish_output jFinOutput
|
| +#define jpeg_input_complete jInComplete
|
| +#define jpeg_new_colormap jNewCMap
|
| +#define jpeg_consume_input jConsumeInput
|
| +#define jpeg_calc_output_dimensions jCalcDimensions
|
| +#define jpeg_save_markers jSaveMarkers
|
| +#define jpeg_set_marker_processor jSetMarker
|
| +#define jpeg_read_coefficients jReadCoefs
|
| +#define jpeg_write_coefficients jWrtCoefs
|
| +#define jpeg_copy_critical_parameters jCopyCrit
|
| +#define jpeg_abort_compress jAbrtCompress
|
| +#define jpeg_abort_decompress jAbrtDecompress
|
| +#define jpeg_abort jAbort
|
| +#define jpeg_destroy jDestroy
|
| +#define jpeg_resync_to_restart jResyncRestart
|
| #endif /* NEED_SHORT_EXTERNAL_NAMES */
|
|
|
| -
|
| /* Default error-management setup */
|
| -EXTERN(struct jpeg_error_mgr *) jpeg_std_error
|
| - JPP((struct jpeg_error_mgr * err));
|
| +EXTERN(struct jpeg_error_mgr*)
|
| +jpeg_std_error JPP((struct jpeg_error_mgr * err));
|
|
|
| /* Initialization of JPEG compression objects.
|
| * jpeg_create_compress() and jpeg_create_decompress() are the exported
|
| @@ -958,16 +953,17 @@ EXTERN(struct jpeg_error_mgr *) jpeg_std_error
|
| * passed for version mismatch checking.
|
| * NB: you must set up the error-manager BEFORE calling jpeg_create_xxx.
|
| */
|
| -#define jpeg_create_compress(cinfo) \
|
| - jpeg_CreateCompress((cinfo), JPEG_LIB_VERSION, \
|
| - (size_t) sizeof(struct jpeg_compress_struct))
|
| -#define jpeg_create_decompress(cinfo) \
|
| - jpeg_CreateDecompress((cinfo), JPEG_LIB_VERSION, \
|
| - (size_t) sizeof(struct jpeg_decompress_struct))
|
| -EXTERN(void) jpeg_CreateCompress JPP((j_compress_ptr cinfo,
|
| - int version, size_t structsize));
|
| -EXTERN(void) jpeg_CreateDecompress JPP((j_decompress_ptr cinfo,
|
| - int version, size_t structsize));
|
| +#define jpeg_create_compress(cinfo) \
|
| + jpeg_CreateCompress((cinfo), JPEG_LIB_VERSION, \
|
| + (size_t)sizeof(struct jpeg_compress_struct))
|
| +#define jpeg_create_decompress(cinfo) \
|
| + jpeg_CreateDecompress((cinfo), JPEG_LIB_VERSION, \
|
| + (size_t)sizeof(struct jpeg_decompress_struct))
|
| +EXTERN(void)
|
| +jpeg_CreateCompress JPP((j_compress_ptr cinfo, int version, size_t structsize));
|
| +EXTERN(void)
|
| +jpeg_CreateDecompress
|
| + JPP((j_decompress_ptr cinfo, int version, size_t structsize));
|
| /* Destruction of JPEG compression objects */
|
| EXTERN(void) jpeg_destroy_compress JPP((j_compress_ptr cinfo));
|
| EXTERN(void) jpeg_destroy_decompress JPP((j_decompress_ptr cinfo));
|
| @@ -982,58 +978,63 @@ EXTERN(void) jpeg_stdio_src JPP((j_decompress_ptr cinfo, FXSYS_FILE * infile));
|
| /* Default parameter setup for compression */
|
| EXTERN(void) jpeg_set_defaults JPP((j_compress_ptr cinfo));
|
| /* Compression parameter setup aids */
|
| -EXTERN(void) jpeg_set_colorspace JPP((j_compress_ptr cinfo,
|
| - J_COLOR_SPACE colorspace));
|
| +EXTERN(void)
|
| +jpeg_set_colorspace JPP((j_compress_ptr cinfo, J_COLOR_SPACE colorspace));
|
| EXTERN(void) jpeg_default_colorspace JPP((j_compress_ptr cinfo));
|
| -EXTERN(void) jpeg_set_quality JPP((j_compress_ptr cinfo, int quality,
|
| - boolean force_baseline));
|
| -EXTERN(void) jpeg_set_linear_quality JPP((j_compress_ptr cinfo,
|
| - int scale_factor,
|
| - boolean force_baseline));
|
| -EXTERN(void) jpeg_add_quant_table JPP((j_compress_ptr cinfo, int which_tbl,
|
| - const unsigned int *basic_table,
|
| - int scale_factor,
|
| - boolean force_baseline));
|
| +EXTERN(void)
|
| +jpeg_set_quality
|
| + JPP((j_compress_ptr cinfo, int quality, boolean force_baseline));
|
| +EXTERN(void)
|
| +jpeg_set_linear_quality
|
| + JPP((j_compress_ptr cinfo, int scale_factor, boolean force_baseline));
|
| +EXTERN(void)
|
| +jpeg_add_quant_table JPP((j_compress_ptr cinfo,
|
| + int which_tbl,
|
| + const unsigned int* basic_table,
|
| + int scale_factor,
|
| + boolean force_baseline));
|
| EXTERN(int) jpeg_quality_scaling JPP((int quality));
|
| EXTERN(void) jpeg_simple_progression JPP((j_compress_ptr cinfo));
|
| -EXTERN(void) jpeg_suppress_tables JPP((j_compress_ptr cinfo,
|
| - boolean suppress));
|
| -EXTERN(JQUANT_TBL *) jpeg_alloc_quant_table JPP((j_common_ptr cinfo));
|
| -EXTERN(JHUFF_TBL *) jpeg_alloc_huff_table JPP((j_common_ptr cinfo));
|
| +EXTERN(void) jpeg_suppress_tables JPP((j_compress_ptr cinfo, boolean suppress));
|
| +EXTERN(JQUANT_TBL*) jpeg_alloc_quant_table JPP((j_common_ptr cinfo));
|
| +EXTERN(JHUFF_TBL*) jpeg_alloc_huff_table JPP((j_common_ptr cinfo));
|
|
|
| /* Main entry points for compression */
|
| -EXTERN(void) jpeg_start_compress JPP((j_compress_ptr cinfo,
|
| - boolean write_all_tables));
|
| -EXTERN(JDIMENSION) jpeg_write_scanlines JPP((j_compress_ptr cinfo,
|
| - JSAMPARRAY scanlines,
|
| - JDIMENSION num_lines));
|
| +EXTERN(void)
|
| +jpeg_start_compress JPP((j_compress_ptr cinfo, boolean write_all_tables));
|
| +EXTERN(JDIMENSION)
|
| +jpeg_write_scanlines
|
| + JPP((j_compress_ptr cinfo, JSAMPARRAY scanlines, JDIMENSION num_lines));
|
| EXTERN(void) jpeg_finish_compress JPP((j_compress_ptr cinfo));
|
|
|
| /* Replaces jpeg_write_scanlines when writing raw downsampled data. */
|
| -EXTERN(JDIMENSION) jpeg_write_raw_data JPP((j_compress_ptr cinfo,
|
| - JSAMPIMAGE data,
|
| - JDIMENSION num_lines));
|
| +EXTERN(JDIMENSION)
|
| +jpeg_write_raw_data
|
| + JPP((j_compress_ptr cinfo, JSAMPIMAGE data, JDIMENSION num_lines));
|
|
|
| /* Write a special marker. See libjpeg.doc concerning safe usage. */
|
| -EXTERN(void) jpeg_write_marker
|
| - JPP((j_compress_ptr cinfo, int marker,
|
| - const JOCTET * dataptr, unsigned int datalen));
|
| +EXTERN(void)
|
| +jpeg_write_marker JPP((j_compress_ptr cinfo,
|
| + int marker,
|
| + const JOCTET* dataptr,
|
| + unsigned int datalen));
|
| /* Same, but piecemeal. */
|
| -EXTERN(void) jpeg_write_m_header
|
| - JPP((j_compress_ptr cinfo, int marker, unsigned int datalen));
|
| -EXTERN(void) jpeg_write_m_byte
|
| - JPP((j_compress_ptr cinfo, int val));
|
| +EXTERN(void)
|
| +jpeg_write_m_header
|
| + JPP((j_compress_ptr cinfo, int marker, unsigned int datalen));
|
| +EXTERN(void) jpeg_write_m_byte JPP((j_compress_ptr cinfo, int val));
|
|
|
| /* Alternate compression function: just write an abbreviated table file */
|
| EXTERN(void) jpeg_write_tables JPP((j_compress_ptr cinfo));
|
|
|
| /* Decompression startup: read start of JPEG datastream to see what's there */
|
| -EXTERN(int) jpeg_read_header JPP((j_decompress_ptr cinfo,
|
| - boolean require_image));
|
| +EXTERN(int)
|
| +jpeg_read_header JPP((j_decompress_ptr cinfo, boolean require_image));
|
| /* Return value is one of: */
|
| -#define JPEG_SUSPENDED 0 /* Suspended due to lack of input data */
|
| -#define JPEG_HEADER_OK 1 /* Found valid image datastream */
|
| -#define JPEG_HEADER_TABLES_ONLY 2 /* Found valid table-specs-only datastream */
|
| +#define JPEG_SUSPENDED 0 /* Suspended due to lack of input data */
|
| +#define JPEG_HEADER_OK 1 /* Found valid image datastream */
|
| +#define JPEG_HEADER_TABLES_ONLY 2 /* Found valid table-specs-only datastream \
|
| + */
|
| /* If you pass require_image = TRUE (normal case), you need not check for
|
| * a TABLES_ONLY return code; an abbreviated file will cause an error exit.
|
| * JPEG_SUSPENDED is only possible if you use a data source module that can
|
| @@ -1042,50 +1043,53 @@ EXTERN(int) jpeg_read_header JPP((j_decompress_ptr cinfo,
|
|
|
| /* Main entry points for decompression */
|
| EXTERN(boolean) jpeg_start_decompress JPP((j_decompress_ptr cinfo));
|
| -EXTERN(JDIMENSION) jpeg_read_scanlines JPP((j_decompress_ptr cinfo,
|
| - JSAMPARRAY scanlines,
|
| - JDIMENSION max_lines));
|
| +EXTERN(JDIMENSION)
|
| +jpeg_read_scanlines
|
| + JPP((j_decompress_ptr cinfo, JSAMPARRAY scanlines, JDIMENSION max_lines));
|
| EXTERN(boolean) jpeg_finish_decompress JPP((j_decompress_ptr cinfo));
|
|
|
| /* Replaces jpeg_read_scanlines when reading raw downsampled data. */
|
| -EXTERN(JDIMENSION) jpeg_read_raw_data JPP((j_decompress_ptr cinfo,
|
| - JSAMPIMAGE data,
|
| - JDIMENSION max_lines));
|
| +EXTERN(JDIMENSION)
|
| +jpeg_read_raw_data
|
| + JPP((j_decompress_ptr cinfo, JSAMPIMAGE data, JDIMENSION max_lines));
|
|
|
| /* Additional entry points for buffered-image mode. */
|
| EXTERN(boolean) jpeg_has_multiple_scans JPP((j_decompress_ptr cinfo));
|
| -EXTERN(boolean) jpeg_start_output JPP((j_decompress_ptr cinfo,
|
| - int scan_number));
|
| +EXTERN(boolean)
|
| +jpeg_start_output JPP((j_decompress_ptr cinfo, int scan_number));
|
| EXTERN(boolean) jpeg_finish_output JPP((j_decompress_ptr cinfo));
|
| EXTERN(boolean) jpeg_input_complete JPP((j_decompress_ptr cinfo));
|
| EXTERN(void) jpeg_new_colormap JPP((j_decompress_ptr cinfo));
|
| EXTERN(int) jpeg_consume_input JPP((j_decompress_ptr cinfo));
|
| /* Return value is one of: */
|
| /* #define JPEG_SUSPENDED 0 Suspended due to lack of input data */
|
| -#define JPEG_REACHED_SOS 1 /* Reached start of new scan */
|
| -#define JPEG_REACHED_EOI 2 /* Reached end of image */
|
| -#define JPEG_ROW_COMPLETED 3 /* Completed one iMCU row */
|
| -#define JPEG_SCAN_COMPLETED 4 /* Completed last iMCU row of a scan */
|
| +#define JPEG_REACHED_SOS 1 /* Reached start of new scan */
|
| +#define JPEG_REACHED_EOI 2 /* Reached end of image */
|
| +#define JPEG_ROW_COMPLETED 3 /* Completed one iMCU row */
|
| +#define JPEG_SCAN_COMPLETED 4 /* Completed last iMCU row of a scan */
|
|
|
| /* Precalculate output dimensions for current decompression parameters. */
|
| EXTERN(void) jpeg_calc_output_dimensions JPP((j_decompress_ptr cinfo));
|
|
|
| /* Control saving of COM and APPn markers into marker_list. */
|
| -EXTERN(void) jpeg_save_markers
|
| - JPP((j_decompress_ptr cinfo, int marker_code,
|
| - unsigned int length_limit));
|
| +EXTERN(void)
|
| +jpeg_save_markers
|
| + JPP((j_decompress_ptr cinfo, int marker_code, unsigned int length_limit));
|
|
|
| /* Install a special processing method for COM or APPn markers. */
|
| -EXTERN(void) jpeg_set_marker_processor
|
| - JPP((j_decompress_ptr cinfo, int marker_code,
|
| - jpeg_marker_parser_method routine));
|
| +EXTERN(void)
|
| +jpeg_set_marker_processor JPP((j_decompress_ptr cinfo,
|
| + int marker_code,
|
| + jpeg_marker_parser_method routine));
|
|
|
| /* Read or write raw DCT coefficients --- useful for lossless transcoding. */
|
| -EXTERN(jvirt_barray_ptr *) jpeg_read_coefficients JPP((j_decompress_ptr cinfo));
|
| -EXTERN(void) jpeg_write_coefficients JPP((j_compress_ptr cinfo,
|
| - jvirt_barray_ptr * coef_arrays));
|
| -EXTERN(void) jpeg_copy_critical_parameters JPP((j_decompress_ptr srcinfo,
|
| - j_compress_ptr dstinfo));
|
| +EXTERN(jvirt_barray_ptr*) jpeg_read_coefficients JPP((j_decompress_ptr cinfo));
|
| +EXTERN(void)
|
| +jpeg_write_coefficients
|
| + JPP((j_compress_ptr cinfo, jvirt_barray_ptr* coef_arrays));
|
| +EXTERN(void)
|
| +jpeg_copy_critical_parameters
|
| + JPP((j_decompress_ptr srcinfo, j_compress_ptr dstinfo));
|
|
|
| /* If you choose to abort compression or decompression before completing
|
| * jpeg_finish_(de)compress, then you need to clean up to release memory,
|
| @@ -1103,19 +1107,17 @@ EXTERN(void) jpeg_abort JPP((j_common_ptr cinfo));
|
| EXTERN(void) jpeg_destroy JPP((j_common_ptr cinfo));
|
|
|
| /* Default restart-marker-resync procedure for use by data source modules */
|
| -EXTERN(boolean) jpeg_resync_to_restart JPP((j_decompress_ptr cinfo,
|
| - int desired));
|
| -
|
| +EXTERN(boolean)
|
| +jpeg_resync_to_restart JPP((j_decompress_ptr cinfo, int desired));
|
|
|
| /* These marker codes are exported since applications and data source modules
|
| * are likely to want to use them.
|
| */
|
|
|
| -#define JPEG_RST0 0xD0 /* RST0 marker code */
|
| -#define JPEG_EOI 0xD9 /* EOI marker code */
|
| -#define JPEG_APP0 0xE0 /* APP0 marker code */
|
| -#define JPEG_COM 0xFE /* COM marker code */
|
| -
|
| +#define JPEG_RST0 0xD0 /* RST0 marker code */
|
| +#define JPEG_EOI 0xD9 /* EOI marker code */
|
| +#define JPEG_APP0 0xE0 /* APP0 marker code */
|
| +#define JPEG_COM 0xFE /* COM marker code */
|
|
|
| /* If we have a brain-damaged compiler that emits warnings (or worse, errors)
|
| * for structure definitions that are never filled in, keep it quiet by
|
| @@ -1123,33 +1125,76 @@ EXTERN(boolean) jpeg_resync_to_restart JPP((j_decompress_ptr cinfo,
|
| */
|
|
|
| #ifdef INCOMPLETE_TYPES_BROKEN
|
| -#ifndef JPEG_INTERNALS /* will be defined in jpegint.h */
|
| -struct jvirt_sarray_control { long dummy; };
|
| -struct jvirt_barray_control { long dummy; };
|
| -struct jpeg_comp_master { long dummy; };
|
| -struct jpeg_c_main_controller { long dummy; };
|
| -struct jpeg_c_prep_controller { long dummy; };
|
| -struct jpeg_c_coef_controller { long dummy; };
|
| -struct jpeg_marker_writer { long dummy; };
|
| -struct jpeg_color_converter { long dummy; };
|
| -struct jpeg_downsampler { long dummy; };
|
| -struct jpeg_forward_dct { long dummy; };
|
| -struct jpeg_entropy_encoder { long dummy; };
|
| -struct jpeg_decomp_master { long dummy; };
|
| -struct jpeg_d_main_controller { long dummy; };
|
| -struct jpeg_d_coef_controller { long dummy; };
|
| -struct jpeg_d_post_controller { long dummy; };
|
| -struct jpeg_input_controller { long dummy; };
|
| -struct jpeg_marker_reader { long dummy; };
|
| -struct jpeg_entropy_decoder { long dummy; };
|
| -struct jpeg_inverse_dct { long dummy; };
|
| -struct jpeg_upsampler { long dummy; };
|
| -struct jpeg_color_deconverter { long dummy; };
|
| -struct jpeg_color_quantizer { long dummy; };
|
| +#ifndef JPEG_INTERNALS /* will be defined in jpegint.h */
|
| +struct jvirt_sarray_control {
|
| + long dummy;
|
| +};
|
| +struct jvirt_barray_control {
|
| + long dummy;
|
| +};
|
| +struct jpeg_comp_master {
|
| + long dummy;
|
| +};
|
| +struct jpeg_c_main_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_c_prep_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_c_coef_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_marker_writer {
|
| + long dummy;
|
| +};
|
| +struct jpeg_color_converter {
|
| + long dummy;
|
| +};
|
| +struct jpeg_downsampler {
|
| + long dummy;
|
| +};
|
| +struct jpeg_forward_dct {
|
| + long dummy;
|
| +};
|
| +struct jpeg_entropy_encoder {
|
| + long dummy;
|
| +};
|
| +struct jpeg_decomp_master {
|
| + long dummy;
|
| +};
|
| +struct jpeg_d_main_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_d_coef_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_d_post_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_input_controller {
|
| + long dummy;
|
| +};
|
| +struct jpeg_marker_reader {
|
| + long dummy;
|
| +};
|
| +struct jpeg_entropy_decoder {
|
| + long dummy;
|
| +};
|
| +struct jpeg_inverse_dct {
|
| + long dummy;
|
| +};
|
| +struct jpeg_upsampler {
|
| + long dummy;
|
| +};
|
| +struct jpeg_color_deconverter {
|
| + long dummy;
|
| +};
|
| +struct jpeg_color_quantizer {
|
| + long dummy;
|
| +};
|
| #endif /* JPEG_INTERNALS */
|
| #endif /* INCOMPLETE_TYPES_BROKEN */
|
|
|
| -
|
| /*
|
| * The JPEG library modules define JPEG_INTERNALS before including this file.
|
| * The internal structure declarations are read only when that is true.
|
| @@ -1158,8 +1203,8 @@ struct jpeg_color_quantizer { long dummy; };
|
| */
|
|
|
| #ifdef JPEG_INTERNALS
|
| -#include "jpegint.h" /* fetch private declarations */
|
| -#include "jerror.h" /* fetch error codes too */
|
| +#include "jpegint.h" /* fetch private declarations */
|
| +#include "jerror.h" /* fetch error codes too */
|
| #endif
|
|
|
| #endif /* JPEGLIB_H */
|
|
|