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Diffstat (limited to 'DevIL/examples/File Override Example/iotest.c')
-rw-r--r-- | DevIL/examples/File Override Example/iotest.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/DevIL/examples/File Override Example/iotest.c b/DevIL/examples/File Override Example/iotest.c deleted file mode 100644 index 16f0e18a..00000000 --- a/DevIL/examples/File Override Example/iotest.c +++ /dev/null @@ -1,157 +0,0 @@ -//----------------------------------------------------------------------------- -// -// ImageLib Source Example -// Copyright (C) 2000-2001 by Denton Woods -// Last modified: 09/06/2001 <--Y2K Compliant! =] -// -// Filename: examples/file override/file override.c -// -// Description: An example of overriding the DevIL reading and -// writing functions via ilSetRead and ilSetWrite. -// -//----------------------------------------------------------------------------- - -// Required include files. -#include <IL/il.h> -#include <IL/ilu.h> - -#include <stdio.h> - - -ILHANDLE ILAPIENTRY iOpenRead(const char *FileName) -{ - return (ILHANDLE)fopen(FileName, "rb"); -} - -ILvoid ILAPIENTRY iCloseRead(ILHANDLE Handle) -{ - fclose((FILE*)Handle); - return; -} - -ILHANDLE ILAPIENTRY iOpenWrite(const char *FileName) -{ - return (ILHANDLE)fopen(FileName, "wb"); -} - -ILvoid ILAPIENTRY iCloseWrite(ILHANDLE Handle) -{ - fclose((FILE*)Handle); - return; -} - -ILboolean ILAPIENTRY iEof(ILHANDLE Handle) -{ - return (feof((FILE*)Handle) != 0); -} - -ILint ILAPIENTRY iGetc(ILHANDLE Handle) -{ - return fgetc((FILE*)Handle); -} - -ILint ILAPIENTRY iPutc(ILubyte Char, ILHANDLE Handle) -{ - return fputc(Char, (FILE*)Handle); -} - -ILint ILAPIENTRY iRead(ILvoid *Buffer, ILuint Size, ILuint Number, ILHANDLE Handle) -{ - return fread(Buffer, Size, Number, (FILE*)Handle); -} - -ILint ILAPIENTRY iWrite(const ILvoid *Buffer, ILuint Size, ILuint Number, ILHANDLE Handle) -{ - return fwrite(Buffer, Size, Number, (FILE*)Handle); -} - -ILint ILAPIENTRY iReadSeek(ILHANDLE Handle, ILint Offset, ILint Mode) -{ - return fseek((FILE*)Handle, Offset, Mode); -} - -ILint ILAPIENTRY iWriteSeek(ILHANDLE Handle, ILint Offset, ILint Mode) -{ - return fseek((FILE*)Handle, Offset, Mode); -} - -ILint ILAPIENTRY iReadTell(ILHANDLE Handle) -{ - return ftell((FILE*)Handle); -} - -ILint ILAPIENTRY iWriteTell(ILHANDLE Handle) -{ - return ftell((FILE*)Handle); -} - - - - -int main(int argc, char **argv) -{ - ILuint ImgId; - ILenum Error; - - // We use the filename specified in the first argument of the command-line. - if (argc < 2) { - printf("Please specify a file to open.\n"); - return 1; - } - - // Check if the shared lib's version matches the executable's version. - if (ilGetInteger(IL_VERSION_NUM) < IL_VERSION || - iluGetInteger(ILU_VERSION_NUM) < ILU_VERSION) { - printf("DevIL version is different...exiting!\n"); - return 2; - } - - // Initialize DevIL. - ilInit(); - // Generate the main image name to use. - ilGenImages(1, &ImgId); - // Bind this image name. - ilBindImage(ImgId); - - - // Override the reading functions. - ilSetRead(iOpenRead, iCloseRead, iEof, iGetc, iRead, iReadSeek, iReadTell); - ilSetWrite(iOpenWrite, iCloseWrite, iPutc, iWriteSeek, iWriteTell, iWrite); - - - // Loads the image specified by File into the image named by ImgId. - if (!ilLoadImage(argv[1])) { - printf("Could not open file...exiting.\n"); - return 3; - } - - // Display the image's dimensions to the end user. - printf("Width: %d Height: %d Depth: %d Bpp: %d\n", ilGetInteger(IL_IMAGE_WIDTH), - ilGetInteger(IL_IMAGE_HEIGHT), ilGetInteger(IL_IMAGE_DEPTH), ilGetInteger(IL_IMAGE_BYTES_PER_PIXEL)); - - // Enable this to let us overwrite the destination file if it already exists. - ilEnable(IL_FILE_OVERWRITE); - - // If argv[2] is present, we save to this filename, else we save to test.tga. - if (argc > 2) - ilSaveImage(argv[2]); - else - ilSaveImage("test.tga"); - - - // Reset the reading / writing functions when we're done loading specially. - // This isn't required here, since we're exiting, but here's how it's done: - ilResetRead(); - ilResetWrite(); - - - // We're done with the image, so let's delete it. - ilDeleteImages(1, &ImgId); - - // Simple Error detection loop that displays the Error to the user in a human-readable form. - while ((Error = ilGetError())) { - printf("Error: %s\n", iluErrorString(Error)); - } - - return 0; -} |