diff options
Diffstat (limited to 'Game/Code/lib/PngImage/pngzlib.pas')
| -rw-r--r-- | Game/Code/lib/PngImage/pngzlib.pas | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/Game/Code/lib/PngImage/pngzlib.pas b/Game/Code/lib/PngImage/pngzlib.pas deleted file mode 100644 index 3155946a..00000000 --- a/Game/Code/lib/PngImage/pngzlib.pas +++ /dev/null @@ -1,172 +0,0 @@ -{Portable Network Graphics Delphi ZLIB linking (16 May 2002) }
-
-{This unit links ZLIB to pngimage unit in order to implement }
-{the library. It's now using the new ZLIB version, 1.1.4 }
-{Note: The .obj files must be located in the subdirectory \obj}
-
-unit pngzlib;
-
-{$IFDEF FPC}
- {$MODE DELPHI}
-{$ENDIF}
-
-interface
-
-type
-
- TAlloc = function (AppData: Pointer; Items, Size: Integer): Pointer;
- TFree = procedure (AppData, Block: Pointer);
-
- // Internal structure. Ignore.
- TZStreamRec = packed record
- next_in: PChar; // next input byte
- avail_in: Integer; // number of bytes available at next_in
- total_in: Integer; // total nb of input bytes read so far
-
- next_out: PChar; // next output byte should be put here
- avail_out: Integer; // remaining free space at next_out
- total_out: Integer; // total nb of bytes output so far
-
- msg: PChar; // last error message, NULL if no error
- internal: Pointer; // not visible by applications
-
- zalloc: TAlloc; // used to allocate the internal state
- zfree: TFree; // used to free the internal state
- AppData: Pointer; // private data object passed to zalloc and zfree
-
- data_type: Integer; // best guess about the data type: ascii or binary
- adler: Integer; // adler32 value of the uncompressed data
- reserved: Integer; // reserved for future use
- end;
-
-function inflateInit_(var strm: TZStreamRec; version: PChar; recsize: Integer): Integer; // forward;
-function inflate(var strm: TZStreamRec; flush: Integer): Integer; //forward;
-function inflateEnd(var strm: TZStreamRec): Integer; //forward;
-function deflateInit_(var strm: TZStreamRec; level: Integer; version: PChar; recsize: Integer): Integer; //forward;
-function deflate(var strm: TZStreamRec; flush: Integer): Integer; //forward;
-function deflateEnd(var strm: TZStreamRec): Integer; //forward;
-
-const
- zlib_version = '1.1.4';
-
-function adler32(adler: Integer; buf: PChar; len: Integer): Integer;
-
-
-const
- Z_NO_FLUSH = 0;
- Z_PARTIAL_FLUSH = 1;
- Z_SYNC_FLUSH = 2;
- Z_FULL_FLUSH = 3;
- Z_FINISH = 4;
-
- Z_OK = 0;
- Z_STREAM_END = 1;
- Z_NEED_DICT = 2;
- Z_ERRNO = (-1);
- Z_STREAM_ERROR = (-2);
- Z_DATA_ERROR = (-3);
- Z_MEM_ERROR = (-4);
- Z_BUF_ERROR = (-5);
- Z_VERSION_ERROR = (-6);
-
- 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;
-
- _z_errmsg: array[0..9] of PChar = (
- 'need dictionary', // Z_NEED_DICT (2)
- 'stream end', // Z_STREAM_END (1)
- '', // Z_OK (0)
- 'file error', // Z_ERRNO (-1)
- 'stream error', // Z_STREAM_ERROR (-2)
- 'data error', // Z_DATA_ERROR (-3)
- 'insufficient memory', // Z_MEM_ERROR (-4)
- 'buffer error', // Z_BUF_ERROR (-5)
- 'incompatible version', // Z_VERSION_ERROR (-6)
- ''
- );
-
-implementation
-
-{$IFNDef FPC}
- {$L obj\deflate.obj}
- {$L obj\trees.obj}
- {$L obj\inflate.obj}
- {$L obj\inftrees.obj}
- {$L obj\adler32.obj}
- {$L obj\infblock.obj}
- {$L obj\infcodes.obj}
- {$L obj\infutil.obj}
- {$L obj\inffast.obj}
-{$ENDIF}
-
-procedure _tr_init; external;
-procedure _tr_tally; external;
-procedure _tr_flush_block; external;
-procedure _tr_align; external;
-procedure _tr_stored_block; external;
-function adler32; external;
-procedure inflate_blocks_new; external;
-procedure inflate_blocks; external;
-procedure inflate_blocks_reset; external;
-procedure inflate_blocks_free; external;
-procedure inflate_set_dictionary; external;
-procedure inflate_trees_bits; external;
-procedure inflate_trees_dynamic; external;
-procedure inflate_trees_fixed; external;
-procedure inflate_codes_new; external;
-procedure inflate_codes; external;
-procedure inflate_codes_free; external;
-procedure _inflate_mask; external;
-procedure inflate_flush; external;
-procedure inflate_fast; external;
-
-procedure _memset(P: Pointer; B: Byte; count: Integer);cdecl;
-begin
- FillChar(P^, count, B);
-end;
-
-procedure _memcpy(dest, source: Pointer; count: Integer);cdecl;
-begin
- Move(source^, dest^, count);
-end;
-
-
-// deflate compresses data
-function deflateInit_(var strm: TZStreamRec; level: Integer; version: PChar;
- recsize: Integer): Integer; external;
-function deflate(var strm: TZStreamRec; flush: Integer): Integer; external;
-function deflateEnd(var strm: TZStreamRec): Integer; external;
-
-// inflate decompresses data
-function inflateInit_(var strm: TZStreamRec; version: PChar; recsize: Integer): Integer; external;
-function inflate(var strm: TZStreamRec; flush: Integer): Integer; external;
-function inflateEnd(var strm: TZStreamRec): Integer; external;
-function inflateReset(var strm: TZStreamRec): Integer; external;
-
-
-function zcalloc(AppData: Pointer; Items, Size: Integer): Pointer;
-begin
- GetMem(Result, Items*Size);
-end;
-
-procedure zcfree(AppData, Block: Pointer);
-begin
- FreeMem(Block);
-end;
-
-end.
-
-
-
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