mirror of
https://git.code.sf.net/p/libpng/code.git
synced 2025-07-10 18:04:09 +02:00
Imported from libpng-1.0.1d.tar
This commit is contained in:
Glenn Randers-Pehrson
@@ -29,7 +29,7 @@ RANLIB=ranlib
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# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
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# have to change it.
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PNGMAJ = 2
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PNGMIN = 1.0.1c
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PNGMIN = 1.0.1d
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PNGVER = $(PNGMAJ).$(PNGMIN)
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# where make install puts libpng.a, libpng.so*, and png.h
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@@ -29,7 +29,7 @@ RANLIB=echo
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# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
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# have to change it.
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PNGMAJ = 2
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PNGMIN = 1.0.1c
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PNGMIN = 1.0.1d
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PNGVER = $(PNGMAJ).$(PNGMIN)
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# where make install puts libpng.a, libpng.so*, and png.h
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@@ -22,7 +22,7 @@ RANLIB=echo
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# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
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# have to change it.
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PNGMAJ = 2
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PNGMIN = 1.0.1c
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PNGMIN = 1.0.1d
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PNGVER = $(PNGMAJ).$(PNGMIN)
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# where make install puts libpng.a, libpng.so*, and png.h
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708
scripts/pngdef.pas
Normal file
708
scripts/pngdef.pas
Normal file
@@ -0,0 +1,708 @@
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unit pngdef;
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interface
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const
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PNG_LIBPNG_VER_STRING = '1.0.1d';
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PNG_LIBPNG_VER = 10001;
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type
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png_uint_32 = Cardinal;
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png_int_32 = Longint;
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png_uint_16 = Word;
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png_int_16 = Smallint;
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png_byte = Byte;
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png_size_t = png_uint_32;
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png_charpp = ^png_charp;
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png_charp = PChar;
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float = single;
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int = Integer;
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png_bytepp = ^png_bytep;
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png_bytep = ^png_byte;
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png_uint_16p = ^png_uint_16;
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png_uint_16pp = ^png_uint_16p;
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png_voidp = pointer;
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time_t = Longint;
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png_doublep = ^png_double;
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png_double = double;
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user_error_ptr = Pointer;
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png_error_ptrp = ^png_error_ptr;
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png_error_ptr = procedure(png_ptr: Pointer; msg: Pointer);
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stdcall;
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png_rw_ptrp = ^png_rw_ptr;
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png_rw_ptr = procedure(png_ptr: Pointer; data: Pointer;
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length: png_size_t);
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stdcall;
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png_flush_ptrp = ^png_flush_ptr;
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png_flush_ptr = procedure(png_ptr: Pointer);
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stdcall;
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png_progressive_info_ptrp = ^png_progressive_info_ptr;
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png_progressive_info_ptr = procedure(png_ptr: Pointer;
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info_ptr: Pointer);
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stdcall;
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png_progressive_end_ptrp = ^png_progressive_end_ptr;
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png_progressive_end_ptr = procedure(png_ptr: Pointer;
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info_ptr: Pointer);
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stdcall;
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png_progressive_row_ptrp = ^png_progressive_row_ptr;
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png_progressive_row_ptr = procedure(png_ptr: Pointer;
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data: Pointer; length: png_uint_32;
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count: int);
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stdcall;
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png_read_status_ptr = procedure(png_ptr: Pointer;
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row_number: png_uint_32; pass: int);
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stdcall;
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png_write_status_ptr = procedure(png_ptr: Pointer;
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row_number: png_uint_32; pass: int);
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stdcall;
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png_user_transform_ptr = procedure(png_ptr: Pointer;
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row_info: Pointer; data: png_bytep);
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stdcall;
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png_colorpp = ^png_colorp;
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png_colorp = ^png_color;
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png_color = packed record
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red, green, blue: png_byte;
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end;
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png_color_16pp = ^png_color_16p;
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png_color_16p = ^png_color_16;
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png_color_16 = packed record
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index: png_byte; //used for palette files
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red, green, blue: png_uint_16; //for use in red green blue files
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gray: png_uint_16; //for use in grayscale files
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end;
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png_color_8pp = ^png_color_8p;
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png_color_8p = ^png_color_8;
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png_color_8 = packed record
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red, green, blue: png_byte; //for use in red green blue files
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gray: png_byte; //for use in grayscale files
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alpha: png_byte; //for alpha channel files
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end;
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png_textpp = ^png_textp;
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png_textp = ^png_text;
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png_text = packed record
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compression: int; //compression value
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key: png_charp; //keyword, 1-79 character description of "text"
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text: png_charp; //comment, may be empty ("")
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text_length: png_size_t; //length of text field
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end;
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png_timepp = ^png_timep;
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png_timep = ^png_time;
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png_time = packed record
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year: png_uint_16; //yyyy
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month: png_byte; //1..12
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day: png_byte; //1..31
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hour: png_byte; //0..23
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minute: png_byte; //0..59
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second: png_byte; //0..60 (leap seconds)
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end;
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png_infopp = ^png_infop;
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png_infop = Pointer;
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png_row_infopp = ^png_row_infop;
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png_row_infop = ^png_row_info;
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png_row_info = packed record
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width: png_uint_32; //width of row
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rowbytes: png_size_t; //number of bytes in row
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color_type: png_byte; //color type of row
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bit_depth: png_byte; //bit depth of row
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channels: png_byte; //number of channels (1, 2, 3, or 4)
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pixel_depth: png_byte; //bits per pixel (depth * channels)
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end;
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png_structpp = ^png_structp;
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png_structp = Pointer;
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const
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// Supported compression types for text in PNG files (tEXt, and zTXt).
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// The values of the PNG_TEXT_COMPRESSION_ defines should NOT be changed.
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PNG_TEXT_COMPRESSION_NONE_WR = -3;
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PNG_TEXT_COMPRESSION_zTXt_WR = -2;
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PNG_TEXT_COMPRESSION_NONE = -1;
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PNG_TEXT_COMPRESSION_zTXt = 0;
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// These describe the color_type field in png_info.
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// color type masks
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PNG_COLOR_MASK_PALETTE = 1;
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PNG_COLOR_MASK_COLOR = 2;
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PNG_COLOR_MASK_ALPHA = 4;
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// color types. Note that not all combinations are legal
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PNG_COLOR_TYPE_GRAY = 0;
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PNG_COLOR_TYPE_PALETTE = PNG_COLOR_MASK_COLOR or
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PNG_COLOR_MASK_PALETTE;
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PNG_COLOR_TYPE_RGB = PNG_COLOR_MASK_COLOR;
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PNG_COLOR_TYPE_RGB_ALPHA = PNG_COLOR_MASK_COLOR or
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PNG_COLOR_MASK_ALPHA;
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PNG_COLOR_TYPE_GRAY_ALPHA = PNG_COLOR_MASK_ALPHA;
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// This is for compression type. PNG 1.0 only defines the single type.
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PNG_COMPRESSION_TYPE_BASE = 0; // Deflate method 8, 32K window
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PNG_COMPRESSION_TYPE_DEFAULT = PNG_COMPRESSION_TYPE_BASE;
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// This is for filter type. PNG 1.0 only defines the single type.
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PNG_FILTER_TYPE_BASE = 0; // Single row per-byte filtering
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PNG_FILTER_TYPE_DEFAULT = PNG_FILTER_TYPE_BASE;
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// These are for the interlacing type. These values should NOT be changed.
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PNG_INTERLACE_NONE = 0; // Non-interlaced image
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PNG_INTERLACE_ADAM7 = 1; // Adam7 interlacing
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// These are for the oFFs chunk. These values should NOT be changed.
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PNG_OFFSET_PIXEL = 0; // Offset in pixels
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PNG_OFFSET_MICROMETER = 1; // Offset in micrometers (1/10^6 meter)
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// These are for the pCAL chunk. These values should NOT be changed.
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PNG_EQUATION_LINEAR = 0; // Linear transformation
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PNG_EQUATION_BASE_E = 1; // Exponential base e transform
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PNG_EQUATION_ARBITRARY = 2; // Arbitrary base exponential transform
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PNG_EQUATION_HYPERBOLIC = 3; // Hyperbolic sine transformation
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// These are for the pHYs chunk. These values should NOT be changed.
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PNG_RESOLUTION_UNKNOWN = 0; // pixels/unknown unit (aspect ratio)
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PNG_RESOLUTION_METER = 1; // pixels/meter
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// These are for the sRGB chunk. These values should NOT be changed.
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PNG_sRGB_INTENT_SATURATION = 0;
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PNG_sRGB_INTENT_PERCEPTUAL = 1;
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PNG_sRGB_INTENT_ABSOLUTE = 2;
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PNG_sRGB_INTENT_RELATIVE = 3;
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// Handle alpha and tRNS by replacing with a background color.
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PNG_BACKGROUND_GAMMA_UNKNOWN = 0;
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PNG_BACKGROUND_GAMMA_SCREEN = 1;
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PNG_BACKGROUND_GAMMA_FILE = 2;
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PNG_BACKGROUND_GAMMA_UNIQUE = 3;
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// Values for png_set_crc_action() to say how to handle CRC errors in
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// ancillary and critical chunks, and whether to use the data contained
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// therein. Note that it is impossible to "discard" data in a critical
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// chunk. For versions prior to 0.90, the action was always error/quit,
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// whereas in version 0.90 and later, the action for CRC errors in ancillary
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// chunks is warn/discard. These values should NOT be changed.
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// value action:critical action:ancillary
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PNG_CRC_DEFAULT = 0; // error/quit warn/discard data
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PNG_CRC_ERROR_QUIT = 1; // error/quit error/quit
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PNG_CRC_WARN_DISCARD = 2; // (INVALID) warn/discard data
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PNG_CRC_WARN_USE = 3; // warn/use data warn/use data
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PNG_CRC_QUIET_USE = 4; // quiet/use data quiet/use data
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PNG_CRC_NO_CHANGE = 5; // use current value use current value
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// Flags for png_set_filter() to say which filters to use. The flags
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// are chosen so that they don't conflict with real filter types
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// below, in case they are supplied instead of the #defined constants.
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// These values should NOT be changed.
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PNG_NO_FILTERS = $00;
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PNG_FILTER_NONE = $08;
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PNG_FILTER_SUB = $10;
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PNG_FILTER_UP = $20;
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PNG_FILTER_AVG = $40;
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PNG_FILTER_PAETH = $80;
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PNG_ALL_FILTERS = PNG_FILTER_NONE or PNG_FILTER_SUB or
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PNG_FILTER_UP or PNG_FILTER_AVG or
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PNG_FILTER_PAETH;
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// Filter values (not flags) - used in pngwrite.c, pngwutil.c for now.
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// These defines should NOT be changed.
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PNG_FILTER_VALUE_NONE = 0;
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PNG_FILTER_VALUE_SUB = 1;
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PNG_FILTER_VALUE_UP = 2;
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PNG_FILTER_VALUE_AVG = 3;
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PNG_FILTER_VALUE_PAETH = 4;
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// Heuristic used for row filter selection. These defines should NOT be
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// changed.
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PNG_FILTER_HEURISTIC_DEFAULT = 0; // Currently "UNWEIGHTED"
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PNG_FILTER_HEURISTIC_UNWEIGHTED = 1; // Used by libpng < 0.95
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PNG_FILTER_HEURISTIC_WEIGHTED = 2; // Experimental feature
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PNG_FILTER_HEURISTIC_LAST = 3; // Not a valid value
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procedure png_build_grayscale_palette(bit_depth: int; palette: png_colorp);
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stdcall;
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function png_check_sig(sig: png_bytep; num: int): int;
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stdcall;
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procedure png_chunk_error(png_ptr: png_structp;
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const mess: png_charp);
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stdcall;
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procedure png_chunk_warning(png_ptr: png_structp;
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const mess: png_charp);
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stdcall;
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procedure png_convert_from_time_t(ptime: png_timep; ttime: time_t);
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stdcall;
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function png_convert_to_rfc1123(png_ptr: png_structp; ptime: png_timep):
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png_charp;
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stdcall;
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function png_create_info_struct(png_ptr: png_structp): png_infop;
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stdcall;
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function png_create_read_struct(user_png_ver: png_charp;
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error_ptr: user_error_ptr; error_fn: png_error_ptr;
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warn_fn: png_error_ptr): png_structp;
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stdcall;
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function png_create_write_struct(user_png_ver: png_charp;
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error_ptr: user_error_ptr; error_fn: png_error_ptr;
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warn_fn: png_error_ptr): png_structp;
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stdcall;
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procedure png_destroy_info_struct(png_ptr: png_structp;
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info_ptr_ptr: png_infopp);
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stdcall;
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procedure png_destroy_read_struct(png_ptr_ptr: png_structpp;
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info_ptr_ptr, end_info_ptr_ptr: png_infopp);
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stdcall;
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procedure png_destroy_write_struct(png_ptr_ptr: png_structpp;
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info_ptr_ptr: png_infopp);
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stdcall;
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function png_get_IHDR(png_ptr: png_structp; info_ptr: png_infop;
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var width, height: png_uint_32; var bit_depth,
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color_type, interlace_type, compression_type,
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filter_type: int): png_uint_32;
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stdcall;
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function png_get_PLTE(png_ptr: png_structp; info_ptr: png_infop;
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var palette: png_colorp; var num_palette: int):
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png_uint_32;
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stdcall;
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function png_get_bKGD(png_ptr: png_structp; info_ptr: png_infop;
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var background: png_color_16p): png_uint_32;
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stdcall;
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function png_get_bit_depth(png_ptr: png_structp; info_ptr: png_infop):
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png_byte;
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stdcall;
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function png_get_cHRM(png_ptr: png_structp; info_ptr: png_infop;
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var white_x, white_y, red_x, red_y, green_x, green_y,
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blue_x, blue_y: double): png_uint_32;
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stdcall;
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function png_get_channels(png_ptr: png_structp; info_ptr: png_infop):
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png_byte;
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stdcall;
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function png_get_color_type(png_ptr: png_structp; info_ptr: png_infop):
|
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png_byte;
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stdcall;
|
||||
function png_get_compression_type(png_ptr: png_structp;
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||||
info_ptr: png_infop): png_byte;
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stdcall;
|
||||
function png_get_error_ptr(png_ptr: png_structp): png_voidp;
|
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stdcall;
|
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function png_get_filter_type(png_ptr: png_structp; info_ptr: png_infop):
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png_byte;
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||||
stdcall;
|
||||
function png_get_gAMA(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var file_gamma: double): png_uint_32;
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||||
stdcall;
|
||||
function png_get_hIST(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var hist: png_uint_16p): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_image_height(png_ptr: png_structp; info_ptr: png_infop):
|
||||
png_uint_32;
|
||||
stdcall;
|
||||
function png_get_image_width(png_ptr: png_structp; info_ptr: png_infop):
|
||||
png_uint_32;
|
||||
stdcall;
|
||||
function png_get_interlace_type(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_byte;
|
||||
stdcall;
|
||||
function png_get_io_ptr(png_ptr: png_structp): png_voidp;
|
||||
stdcall;
|
||||
function png_get_oFFs(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var offset_x, offset_y: png_uint_32;
|
||||
var unit_type: int): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_pCAL(png_ptr: png_structp; info_ptr: png_infop;
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||||
var purpose: png_charp; var X0, X1: png_int_32;
|
||||
var typ, nparams: int; var units: png_charp;
|
||||
var params: png_charpp): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_pHYs(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var res_x, res_y: png_uint_32; var unit_type: int):
|
||||
png_uint_32;
|
||||
stdcall;
|
||||
function png_get_pixel_aspect_ratio(png_ptr: png_structp;
|
||||
info_ptr: png_infop): float;
|
||||
stdcall;
|
||||
function png_get_pixels_per_meter(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_progressive_ptr(png_ptr: png_structp): png_voidp;
|
||||
stdcall;
|
||||
function png_get_rowbytes(png_ptr: png_structp; info_ptr: png_infop):
|
||||
png_uint_32;
|
||||
stdcall;
|
||||
function png_get_sBIT(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var sig_bits: png_color_8p): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_sRGB(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var file_srgb_intent: int): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_signature(png_ptr: png_structp; info_ptr: png_infop):
|
||||
png_bytep;
|
||||
stdcall;
|
||||
function png_get_tIME(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var mod_time: png_timep): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_tRNS(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var trans: png_bytep; var num_trans: int;
|
||||
var trans_values: png_color_16p): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_text(png_ptr: png_structp; info_ptr: png_infop;
|
||||
var text_ptr: png_textp; var num_text: int):
|
||||
png_uint_32;
|
||||
stdcall;
|
||||
function png_get_valid(png_ptr: png_structp; info_ptr: png_infop;
|
||||
flag: png_uint_32): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_x_offset_microns(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_x_offset_pixels(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_x_pixels_per_meter(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_y_offset_microns(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_y_offset_pixels(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
function png_get_y_pixels_per_meter(png_ptr: png_structp;
|
||||
info_ptr: png_infop): png_uint_32;
|
||||
stdcall;
|
||||
procedure png_process_data(png_ptr: png_structp; info_ptr: png_infop;
|
||||
buffer: png_bytep; buffer_size: png_size_t);
|
||||
stdcall;
|
||||
procedure png_progressive_combine_row(png_ptr: png_structp;
|
||||
old_row, new_row: png_bytep);
|
||||
stdcall;
|
||||
procedure png_read_end(png_ptr: png_structp; info_ptr: png_infop);
|
||||
stdcall;
|
||||
procedure png_read_image(png_ptr: png_structp; image: png_bytepp);
|
||||
stdcall;
|
||||
procedure png_read_info(png_ptr: png_structp; info_ptr: png_infop);
|
||||
stdcall;
|
||||
procedure png_read_row(png_ptr: png_structp; row, dsp_row: png_bytep);
|
||||
stdcall;
|
||||
procedure png_read_rows(png_ptr: png_structp; row, display_row:
|
||||
png_bytepp; num_rows: png_uint_32);
|
||||
stdcall;
|
||||
procedure png_read_update_info(png_ptr: png_structp; info_ptr: png_infop);
|
||||
stdcall;
|
||||
procedure png_set_IHDR(png_ptr: png_structp; info_ptr: png_infop;
|
||||
width, height: png_uint_32; bit_depth, color_type,
|
||||
interlace_type, compression_type, filter_type: int);
|
||||
stdcall;
|
||||
procedure png_set_PLTE(png_ptr: png_structp; info_ptr: png_infop;
|
||||
palette: png_colorp; num_palette: int);
|
||||
stdcall;
|
||||
procedure png_set_bKGD(png_ptr: png_structp; info_ptr: png_infop;
|
||||
background: png_color_16p);
|
||||
stdcall;
|
||||
procedure png_set_background(png_ptr: png_structp;
|
||||
background_color: png_color_16p;
|
||||
background_gamma_code, need_expand: int;
|
||||
background_gamma: double);
|
||||
stdcall;
|
||||
procedure png_set_bgr(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_cHRM(png_ptr: png_structp; info_ptr: png_infop;
|
||||
white_x, white_y, red_x, red_y, green_x, green_y,
|
||||
blue_x, blue_y: double);
|
||||
stdcall;
|
||||
procedure png_set_compression_level(png_ptr: png_structp; level: int);
|
||||
stdcall;
|
||||
procedure png_set_compression_mem_level(png_ptr: png_structp;
|
||||
mem_level: int);
|
||||
stdcall;
|
||||
procedure png_set_compression_method(png_ptr: png_structp; method: int);
|
||||
stdcall;
|
||||
procedure png_set_compression_strategy(png_ptr: png_structp;
|
||||
strategy: int);
|
||||
stdcall;
|
||||
procedure png_set_compression_window_bits(png_ptr: png_structp;
|
||||
window_bits: int);
|
||||
stdcall;
|
||||
procedure png_set_crc_action(png_ptr: png_structp;
|
||||
crit_action, ancil_action: int);
|
||||
stdcall;
|
||||
procedure png_set_dither(png_ptr: png_structp; plaette: png_colorp;
|
||||
num_palette, maximum_colors: int;
|
||||
histogram: png_uint_16p; full_dither: int);
|
||||
stdcall;
|
||||
procedure png_set_error_fn(png_ptr: png_structp; error_ptr: png_voidp;
|
||||
error_fn, warning_fn: png_error_ptr);
|
||||
stdcall;
|
||||
procedure png_set_expand(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_filler(png_ptr: png_structp; filler: png_uint_32;
|
||||
filler_loc: int);
|
||||
stdcall;
|
||||
procedure png_set_filter(png_ptr: png_structp; method, filters: int);
|
||||
stdcall;
|
||||
procedure png_set_filter_heuristics(png_ptr: png_structp;
|
||||
heuristic_method, num_weights: int;
|
||||
filter_weights, filter_costs: png_doublep);
|
||||
stdcall;
|
||||
procedure png_set_flush(png_ptr: png_structp; nrows: int);
|
||||
stdcall;
|
||||
procedure png_set_gAMA(png_ptr: png_structp; info_ptr: png_infop;
|
||||
file_gamma: double);
|
||||
stdcall;
|
||||
procedure png_set_gamma(png_ptr: png_structp; screen_gamma,
|
||||
default_file_gamma: double);
|
||||
stdcall;
|
||||
procedure png_set_gray_to_rgb(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_hIST(png_ptr: png_structp; info_ptr: png_infop;
|
||||
hist: png_uint_16p);
|
||||
stdcall;
|
||||
function png_set_interlace_handling(png_ptr: png_structp): int;
|
||||
stdcall;
|
||||
procedure png_set_invert_alpha(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_invert_mono(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_oFFs(png_ptr: png_structp; info_ptr: png_infop;
|
||||
offset_x, offset_y: png_uint_32; unit_type: int);
|
||||
stdcall;
|
||||
procedure png_set_pCAL(png_ptr: png_structp; info_ptr: png_infop;
|
||||
purpose: png_charp; X0, X1: png_int_32;
|
||||
typ, nparams: int; units: png_charp;
|
||||
params: png_charpp);
|
||||
stdcall;
|
||||
procedure png_set_pHYs(png_ptr: png_structp; info_ptr: png_infop;
|
||||
res_x, res_y: png_uint_32; unit_type: int);
|
||||
stdcall;
|
||||
procedure png_set_packing(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_packswap(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_progressive_read_fn(png_ptr: png_structp;
|
||||
progressive_ptr: png_voidp;
|
||||
info_fn: png_progressive_info_ptr;
|
||||
row_fn: png_progressive_row_ptr;
|
||||
end_fn: png_progressive_end_ptr);
|
||||
stdcall;
|
||||
procedure png_set_read_fn(png_ptr: png_structp;
|
||||
io_ptr: png_voidp; read_data_fn: png_rw_ptr);
|
||||
stdcall;
|
||||
procedure png_set_read_status_fn(png_ptr: png_structp;
|
||||
read_row_fn: png_read_status_ptr);
|
||||
stdcall;
|
||||
procedure png_set_read_user_transform_fn(png_ptr: png_structp;
|
||||
read_user_transform_fn: png_user_transform_ptr);
|
||||
stdcall;
|
||||
procedure png_set_sBIT(png_ptr: png_structp; info_ptr: png_infop;
|
||||
sig_bits: png_color_8p);
|
||||
stdcall;
|
||||
procedure png_set_sRGB(png_ptr: png_structp; info_ptr: png_infop;
|
||||
intent: int);
|
||||
stdcall;
|
||||
procedure png_set_sRGB_gAMA_and_cHRM(png_ptr: png_structp;
|
||||
info_ptr: png_infop; intent: int);
|
||||
stdcall;
|
||||
procedure png_set_shift(png_ptr: png_structp; true_bits: png_color_8p);
|
||||
stdcall;
|
||||
procedure png_set_sig_bytes(png_ptr: png_structp; num_bytes: int);
|
||||
stdcall;
|
||||
procedure png_set_strip_16(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_strip_alpha(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_swap(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_swap_alpha(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_set_tIME(png_ptr: png_structp; info_ptr: png_infop;
|
||||
mod_time: png_timep);
|
||||
stdcall;
|
||||
procedure png_set_tRNS(png_ptr: png_structp; info_ptr: png_infop;
|
||||
trans: png_bytep; num_trans: int;
|
||||
trans_values: png_color_16p);
|
||||
stdcall;
|
||||
procedure png_set_text(png_ptr: png_structp; info_ptr: png_infop;
|
||||
text_ptr: png_textp; num_text: int);
|
||||
stdcall;
|
||||
procedure png_set_write_fn(png_ptr: png_structp;
|
||||
io_ptr: png_voidp; write_data_fn: png_rw_ptr;
|
||||
output_flush_fn: png_flush_ptr);
|
||||
stdcall;
|
||||
procedure png_set_write_status_fn(png_ptr: png_structp;
|
||||
write_row_fn: png_write_status_ptr);
|
||||
stdcall;
|
||||
procedure png_set_write_user_transform_fn(png_ptr: png_structp;
|
||||
write_user_transform_fn: png_user_transform_ptr);
|
||||
stdcall;
|
||||
function png_sig_cmp(sig: png_bytep; start, num_to_check: png_size_t):
|
||||
int;
|
||||
stdcall;
|
||||
procedure png_start_read_image(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_write_chunk(png_ptr: png_structp;
|
||||
chunk_name, data: png_bytep; length: png_size_t);
|
||||
stdcall;
|
||||
procedure png_write_chunk_data(png_ptr: png_structp;
|
||||
data: png_bytep; length: png_size_t);
|
||||
stdcall;
|
||||
procedure png_write_chunk_end(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_write_chunk_start(png_ptr: png_structp;
|
||||
chunk_name: png_bytep; length: png_uint_32);
|
||||
stdcall;
|
||||
procedure png_write_end(png_ptr: png_structp; info_ptr: png_infop);
|
||||
stdcall;
|
||||
procedure png_write_flush(png_ptr: png_structp);
|
||||
stdcall;
|
||||
procedure png_write_image(png_ptr: png_structp; image: png_bytepp);
|
||||
stdcall;
|
||||
procedure png_write_info(png_ptr: png_structp; info_ptr: png_infop);
|
||||
stdcall;
|
||||
procedure png_write_row(png_ptr: png_structp; row: png_bytep);
|
||||
stdcall;
|
||||
procedure png_write_rows(png_ptr: png_structp; row: png_bytepp;
|
||||
num_rows: png_uint_32);
|
||||
stdcall;
|
||||
|
||||
implementation
|
||||
|
||||
const
|
||||
pngDLL = 'png32bd.dll';
|
||||
|
||||
procedure png_build_grayscale_palette; external pngDLL;
|
||||
function png_check_sig; external pngDLL;
|
||||
procedure png_chunk_error; external pngDLL;
|
||||
procedure png_chunk_warning; external pngDLL;
|
||||
procedure png_convert_from_time_t; external pngDLL;
|
||||
function png_convert_to_rfc1123; external pngDLL;
|
||||
function png_create_info_struct; external pngDLL;
|
||||
function png_create_read_struct; external pngDLL;
|
||||
function png_create_write_struct; external pngDLL;
|
||||
procedure png_destroy_info_struct; external pngDLL;
|
||||
procedure png_destroy_read_struct; external pngDLL;
|
||||
procedure png_destroy_write_struct; external pngDLL;
|
||||
function png_get_IHDR; external pngDLL;
|
||||
function png_get_PLTE; external pngDLL;
|
||||
function png_get_bKGD; external pngDLL;
|
||||
function png_get_bit_depth; external pngDLL;
|
||||
function png_get_cHRM; external pngDLL;
|
||||
function png_get_channels; external pngDLL;
|
||||
function png_get_color_type; external pngDLL;
|
||||
function png_get_compression_type; external pngDLL;
|
||||
function png_get_error_ptr; external pngDLL;
|
||||
function png_get_filter_type; external pngDLL;
|
||||
function png_get_gAMA; external pngDLL;
|
||||
function png_get_hIST; external pngDLL;
|
||||
function png_get_image_height; external pngDLL;
|
||||
function png_get_image_width; external pngDLL;
|
||||
function png_get_interlace_type; external pngDLL;
|
||||
function png_get_io_ptr; external pngDLL;
|
||||
function png_get_oFFs; external pngDLL;
|
||||
function png_get_pCAL; external pngDLL;
|
||||
function png_get_pHYs; external pngDLL;
|
||||
function png_get_pixel_aspect_ratio; external pngDLL;
|
||||
function png_get_pixels_per_meter; external pngDLL;
|
||||
function png_get_progressive_ptr; external pngDLL;
|
||||
function png_get_rowbytes; external pngDLL;
|
||||
function png_get_sBIT; external pngDLL;
|
||||
function png_get_sRGB; external pngDLL;
|
||||
function png_get_signature; external pngDLL;
|
||||
function png_get_tIME; external pngDLL;
|
||||
function png_get_tRNS; external pngDLL;
|
||||
function png_get_text; external pngDLL;
|
||||
function png_get_valid; external pngDLL;
|
||||
function png_get_x_offset_microns; external pngDLL;
|
||||
function png_get_x_offset_pixels; external pngDLL;
|
||||
function png_get_x_pixels_per_meter; external pngDLL;
|
||||
function png_get_y_offset_microns; external pngDLL;
|
||||
function png_get_y_offset_pixels; external pngDLL;
|
||||
function png_get_y_pixels_per_meter; external pngDLL;
|
||||
procedure png_process_data; external pngDLL;
|
||||
procedure png_progressive_combine_row; external pngDLL;
|
||||
procedure png_read_end; external pngDLL;
|
||||
procedure png_read_image; external pngDLL;
|
||||
procedure png_read_info; external pngDLL;
|
||||
procedure png_read_row; external pngDLL;
|
||||
procedure png_read_rows; external pngDLL;
|
||||
procedure png_read_update_info; external pngDLL;
|
||||
procedure png_set_IHDR; external pngDLL;
|
||||
procedure png_set_PLTE; external pngDLL;
|
||||
procedure png_set_bKGD; external pngDLL;
|
||||
procedure png_set_background; external pngDLL;
|
||||
procedure png_set_bgr; external pngDLL;
|
||||
procedure png_set_cHRM; external pngDLL;
|
||||
procedure png_set_compression_level; external pngDLL;
|
||||
procedure png_set_compression_mem_level; external pngDLL;
|
||||
procedure png_set_compression_method; external pngDLL;
|
||||
procedure png_set_compression_strategy; external pngDLL;
|
||||
procedure png_set_compression_window_bits; external pngDLL;
|
||||
procedure png_set_crc_action; external pngDLL;
|
||||
procedure png_set_dither; external pngDLL;
|
||||
procedure png_set_error_fn; external pngDLL;
|
||||
procedure png_set_expand; external pngDLL;
|
||||
procedure png_set_filler; external pngDLL;
|
||||
procedure png_set_filter; external pngDLL;
|
||||
procedure png_set_filter_heuristics; external pngDLL;
|
||||
procedure png_set_flush; external pngDLL;
|
||||
procedure png_set_gAMA; external pngDLL;
|
||||
procedure png_set_gamma; external pngDLL;
|
||||
procedure png_set_gray_to_rgb; external pngDLL;
|
||||
procedure png_set_hIST; external pngDLL;
|
||||
function png_set_interlace_handling; external pngDLL;
|
||||
procedure png_set_invert_alpha; external pngDLL;
|
||||
procedure png_set_invert_mono; external pngDLL;
|
||||
procedure png_set_oFFs; external pngDLL;
|
||||
procedure png_set_pCAL; external pngDLL;
|
||||
procedure png_set_pHYs; external pngDLL;
|
||||
procedure png_set_packing; external pngDLL;
|
||||
procedure png_set_packswap; external pngDLL;
|
||||
procedure png_set_progressive_read_fn; external pngDLL;
|
||||
procedure png_set_read_fn; external pngDLL;
|
||||
procedure png_set_read_status_fn; external pngDLL;
|
||||
procedure png_set_read_user_transform_fn; external pngDLL;
|
||||
procedure png_set_sBIT; external pngDLL;
|
||||
procedure png_set_sRGB; external pngDLL;
|
||||
procedure png_set_sRGB_gAMA_and_cHRM; external pngDLL;
|
||||
procedure png_set_shift; external pngDLL;
|
||||
procedure png_set_sig_bytes; external pngDLL;
|
||||
procedure png_set_strip_16; external pngDLL;
|
||||
procedure png_set_strip_alpha; external pngDLL;
|
||||
procedure png_set_swap; external pngDLL;
|
||||
procedure png_set_swap_alpha; external pngDLL;
|
||||
procedure png_set_tIME; external pngDLL;
|
||||
procedure png_set_tRNS; external pngDLL;
|
||||
procedure png_set_text; external pngDLL;
|
||||
procedure png_set_write_fn; external pngDLL;
|
||||
procedure png_set_write_status_fn; external pngDLL;
|
||||
procedure png_set_write_user_transform_fn; external pngDLL;
|
||||
function png_sig_cmp; external pngDLL;
|
||||
procedure png_start_read_image; external pngDLL;
|
||||
procedure png_write_chunk; external pngDLL;
|
||||
procedure png_write_chunk_data; external pngDLL;
|
||||
procedure png_write_chunk_end; external pngDLL;
|
||||
procedure png_write_chunk_start; external pngDLL;
|
||||
procedure png_write_end; external pngDLL;
|
||||
procedure png_write_flush; external pngDLL;
|
||||
procedure png_write_image; external pngDLL;
|
||||
procedure png_write_info; external pngDLL;
|
||||
procedure png_write_row; external pngDLL;
|
||||
procedure png_write_rows; external pngDLL;
|
||||
|
||||
end.
|
||||
53
scripts/pngdll.mak
Normal file
53
scripts/pngdll.mak
Normal file
@@ -0,0 +1,53 @@
|
||||
# Makefile for png32bd.dll
|
||||
# ------------- Borland C++ 4.5 -------------
|
||||
|
||||
# This makefile expects to find zlib.h and zlib32bd.lib in the
|
||||
# $(ZLIBDIR) directory.
|
||||
|
||||
# The object files here are compiled with the "stdcall" calling convention.
|
||||
# This DLL requires zlib32bd.lib to be compiled in the same way.
|
||||
|
||||
# Note that png32bd.dll exports the zlib functions adler32, crc32 and
|
||||
# the deflate... and inflate... functions. It does not export the
|
||||
# compress and uncompress functions, nor any of the gz... functions,
|
||||
# since libpng does not call them.
|
||||
|
||||
ZLIBDIR=..\zlib112
|
||||
ZLIB=zlib32bd.lib
|
||||
PNGDLL=png32bd.dll
|
||||
|
||||
CFLAGS= -ps -O2 -C -K -N- -k- -d -3 -r- -w-par -w-aus -WDE -I$(ZLIBDIR)
|
||||
CC=f:\bc45\bin\bcc32
|
||||
LINKFLAGS= -Tpd -aa -c
|
||||
LINK=f:\bc45\bin\tlink32
|
||||
LIBDIR=f:\bc45\lib
|
||||
IMPLIB=f:\bc45\bin\implib
|
||||
|
||||
.autodepend
|
||||
.c.obj:
|
||||
$(CC) -c $(CFLAGS) $<
|
||||
|
||||
OBJ1=png.obj pngerror.obj pngget.obj pngmem.obj pngpread.obj
|
||||
OBJ2=pngread.obj pngrio.obj pngrtran.obj pngrutil.obj pngset.obj
|
||||
OBJ3=pngtrans.obj pngwio.obj pngwrite.obj pngwtran.obj pngwutil.obj
|
||||
|
||||
all: $(PNGDLL)
|
||||
|
||||
$(PNGDLL): $(OBJ1) $(OBJ2) $(OBJ3) $(ZLIBDIR)\$(ZLIB)
|
||||
$(LINK) @&&|
|
||||
$(LINKFLAGS) $(LIBDIR)\c0d32 +
|
||||
$(OBJ1) +
|
||||
$(OBJ2) +
|
||||
$(OBJ3)
|
||||
$@
|
||||
-x
|
||||
$(ZLIBDIR)\$(ZLIB) $(LIBDIR)\import32 $(LIBDIR)\cw32
|
||||
|,&&|
|
||||
LIBRARY $(@B)
|
||||
EXETYPE WINDOWS
|
||||
CODE PRELOAD MOVEABLE DISCARDABLE
|
||||
DATA PRELOAD MOVEABLE MULTIPLE
|
||||
|
|
||||
$(IMPLIB) -c $(@R).lib $@
|
||||
|
||||
# End of makefile for png32bd.dll
|
||||
169
scripts/zlibdef.pas
Normal file
169
scripts/zlibdef.pas
Normal file
@@ -0,0 +1,169 @@
|
||||
unit zlibdef;
|
||||
|
||||
interface
|
||||
|
||||
uses
|
||||
Windows;
|
||||
|
||||
const
|
||||
ZLIB_VERSION = '1.1.2';
|
||||
|
||||
type
|
||||
voidpf = Pointer;
|
||||
int = Integer;
|
||||
uInt = Cardinal;
|
||||
pBytef = PChar;
|
||||
uLong = Cardinal;
|
||||
|
||||
alloc_func = function(opaque: voidpf; items, size: uInt): voidpf;
|
||||
stdcall;
|
||||
free_func = procedure(opaque, address: voidpf);
|
||||
stdcall;
|
||||
|
||||
internal_state = Pointer;
|
||||
|
||||
z_streamp = ^z_stream;
|
||||
z_stream = packed record
|
||||
next_in: pBytef; // next input byte
|
||||
avail_in: uInt; // number of bytes available at next_in
|
||||
total_in: uLong; // total nb of input bytes read so far
|
||||
|
||||
next_out: pBytef; // next output byte should be put there
|
||||
avail_out: uInt; // remaining free space at next_out
|
||||
total_out: uLong; // total nb of bytes output so far
|
||||
|
||||
msg: PChar; // last error message, NULL if no error
|
||||
state: internal_state; // not visible by applications
|
||||
|
||||
zalloc: alloc_func; // used to allocate the internal state
|
||||
zfree: free_func; // used to free the internal state
|
||||
opaque: voidpf; // private data object passed to zalloc and zfree
|
||||
|
||||
data_type: int; // best guess about the data type: ascii or binary
|
||||
adler: uLong; // adler32 value of the uncompressed data
|
||||
reserved: uLong; // reserved for future use
|
||||
end;
|
||||
|
||||
const
|
||||
Z_NO_FLUSH = 0;
|
||||
Z_SYNC_FLUSH = 2;
|
||||
Z_FULL_FLUSH = 3;
|
||||
Z_FINISH = 4;
|
||||
|
||||
Z_OK = 0;
|
||||
Z_STREAM_END = 1;
|
||||
|
||||
Z_NO_COMPRESSION = 0;
|
||||
Z_BEST_SPEED = 1;
|
||||
Z_BEST_COMPRESSION = 9;
|
||||
Z_DEFAULT_COMPRESSION = -1;
|
||||
|
||||
Z_FILTERED = 1;
|
||||
Z_HUFFMAN_ONLY = 2;
|
||||
Z_DEFAULT_STRATEGY = 0;
|
||||
|
||||
Z_BINARY = 0;
|
||||
Z_ASCII = 1;
|
||||
Z_UNKNOWN = 2;
|
||||
|
||||
Z_DEFLATED = 8;
|
||||
|
||||
MAX_MEM_LEVEL = 9;
|
||||
|
||||
function adler32(adler: uLong; const buf: pBytef; len: uInt): uLong;
|
||||
stdcall;
|
||||
function crc32(crc: uLong; const buf: pBytef; len: uInt): uLong;
|
||||
stdcall;
|
||||
function deflate(strm: z_streamp; flush: int): int;
|
||||
stdcall;
|
||||
function deflateCopy(dest, source: z_streamp): int;
|
||||
stdcall;
|
||||
function deflateEnd(strm: z_streamp): int;
|
||||
stdcall;
|
||||
function deflateInit2_(strm: z_streamp; level, method,
|
||||
windowBits, memLevel, strategy: int;
|
||||
const version: PChar; stream_size: int): int;
|
||||
stdcall;
|
||||
function deflateInit_(strm: z_streamp; level: int;
|
||||
const version: PChar; stream_size: int): int;
|
||||
stdcall;
|
||||
function deflateParams(strm: z_streamp; level, strategy: int): int;
|
||||
stdcall;
|
||||
function deflateReset(strm: z_streamp): int;
|
||||
stdcall;
|
||||
function deflateSetDictionary(strm: z_streamp;
|
||||
const dictionary: pBytef;
|
||||
dictLength: uInt): int;
|
||||
stdcall;
|
||||
function inflate(strm: z_streamp; flush: int): int;
|
||||
stdcall;
|
||||
function inflateEnd(strm: z_streamp): int;
|
||||
stdcall;
|
||||
function inflateInit2_(strm: z_streamp; windowBits: int;
|
||||
const version: PChar; stream_size: int): int;
|
||||
stdcall;
|
||||
function inflateInit_(strm: z_streamp; const version: PChar;
|
||||
stream_size: int): int;
|
||||
stdcall;
|
||||
function inflateReset(strm: z_streamp): int;
|
||||
stdcall;
|
||||
function inflateSetDictionary(strm: z_streamp;
|
||||
const dictionary: pBytef;
|
||||
dictLength: uInt): int;
|
||||
stdcall;
|
||||
function inflateSync(strm: z_streamp): int;
|
||||
stdcall;
|
||||
|
||||
function deflateInit(strm: z_streamp; level: int): int;
|
||||
function deflateInit2(strm: z_streamp; level, method, windowBits,
|
||||
memLevel, strategy: int): int;
|
||||
function inflateInit(strm: z_streamp): int;
|
||||
function inflateInit2(strm: z_streamp; windowBits: int): int;
|
||||
|
||||
implementation
|
||||
|
||||
function deflateInit(strm: z_streamp; level: int): int;
|
||||
begin
|
||||
Result := deflateInit_(strm, level, ZLIB_VERSION, sizeof(z_stream));
|
||||
end;
|
||||
|
||||
function deflateInit2(strm: z_streamp; level, method, windowBits,
|
||||
memLevel, strategy: int): int;
|
||||
begin
|
||||
Result := deflateInit2_(strm, level, method, windowBits, memLevel,
|
||||
strategy, ZLIB_VERSION, sizeof(z_stream));
|
||||
end;
|
||||
|
||||
function inflateInit(strm: z_streamp): int;
|
||||
begin
|
||||
Result := inflateInit_(strm, ZLIB_VERSION, sizeof(z_stream));
|
||||
end;
|
||||
|
||||
function inflateInit2(strm: z_streamp; windowBits: int): int;
|
||||
begin
|
||||
Result := inflateInit2_(strm, windowBits, ZLIB_VERSION,
|
||||
sizeof(z_stream));
|
||||
end;
|
||||
|
||||
const
|
||||
zlibDLL = 'png32bd.dll';
|
||||
|
||||
function adler32; external zlibDLL;
|
||||
function crc32; external zlibDLL;
|
||||
function deflate; external zlibDLL;
|
||||
function deflateCopy; external zlibDLL;
|
||||
function deflateEnd; external zlibDLL;
|
||||
function deflateInit2_; external zlibDLL;
|
||||
function deflateInit_; external zlibDLL;
|
||||
function deflateParams; external zlibDLL;
|
||||
function deflateReset; external zlibDLL;
|
||||
function deflateSetDictionary; external zlibDLL;
|
||||
function inflate; external zlibDLL;
|
||||
function inflateEnd; external zlibDLL;
|
||||
function inflateInit2_; external zlibDLL;
|
||||
function inflateInit_; external zlibDLL;
|
||||
function inflateReset; external zlibDLL;
|
||||
function inflateSetDictionary; external zlibDLL;
|
||||
function inflateSync; external zlibDLL;
|
||||
|
||||
end.
|
||||
36
scripts/zlibdll.mak
Normal file
36
scripts/zlibdll.mak
Normal file
@@ -0,0 +1,36 @@
|
||||
# Makefile for zlib32bd.lib
|
||||
# ------------- Borland C++ 4.5 -------------
|
||||
|
||||
# The (32-bit) zlib32bd.lib made with this makefile is intended for use
|
||||
# in making the (32-bit) DLL, png32bd.dll. It uses the "stdcall" calling
|
||||
# convention.
|
||||
|
||||
CFLAGS= -ps -O2 -C -K -N- -k- -d -3 -r- -w-par -w-aus -WDE
|
||||
CC=f:\bc45\bin\bcc32
|
||||
LIBFLAGS= /C
|
||||
LIB=f:\bc45\bin\tlib
|
||||
ZLIB=zlib32bd.lib
|
||||
|
||||
.autodepend
|
||||
.c.obj:
|
||||
$(CC) -c $(CFLAGS) $<
|
||||
|
||||
OBJ1=adler32.obj compress.obj crc32.obj deflate.obj gzio.obj infblock.obj
|
||||
OBJ2=infcodes.obj inflate.obj inftrees.obj infutil.obj inffast.obj
|
||||
OBJ3=trees.obj uncompr.obj zutil.obj
|
||||
pOBJ1=+adler32.obj+compress.obj+crc32.obj+deflate.obj+gzio.obj+infblock.obj
|
||||
pOBJ2=+infcodes.obj+inflate.obj+inftrees.obj+infutil.obj+inffast.obj
|
||||
pOBJ3=+trees.obj+uncompr.obj+zutil.obj
|
||||
|
||||
all: $(ZLIB)
|
||||
|
||||
$(ZLIB): $(OBJ1) $(OBJ2) $(OBJ3)
|
||||
@if exist $@ del $@
|
||||
$(LIB) @&&|
|
||||
$@ $(LIBFLAGS) &
|
||||
$(pOBJ1) &
|
||||
$(pOBJ2) &
|
||||
$(pOBJ3)
|
||||
|
|
||||
|
||||
# End of makefile for zlib32bd.lib
|
||||
Reference in New Issue
Block a user