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header prüfen angefangen

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This commit is contained in:
Ben Skuppin 2025-11-26 14:07:15 +01:00
parent 39563aec23
commit 1ba120628e
1 changed files with 6 additions and 1 deletions
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7
imageInput.c
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@ -26,7 +26,8 @@ static void readPictureData(FILE *file, unsigned short *ptrPicturesCount, unsign
GrayScaleImageSeries *readImages(const char *path) GrayScaleImageSeries *readImages(const char *path)
{ {
unsigned short picturesCount, pictureWidth, pictureHeight; unsigned short picturesCount, pictureWidth, pictureHeight;
GrayScaleImageSeries *series = malloc(sizeof(GrayScaleImageSeries));; GrayScaleImageSeries *series = malloc(sizeof(GrayScaleImageSeries));
char line[26];
FILE *file = fopen(path,"rb"); FILE *file = fopen(path,"rb");
@ -36,6 +37,10 @@ GrayScaleImageSeries *readImages(const char *path)
return NULL; return NULL;
} }
fread(line, sizeof(line), 1, file);
if(strncmp(line, FILE_HEADER_STRING, strlen(FILE_HEADER_STRING))!=0)return NULL;
fseek(file, 0, SEEK_SET);
readPictureData(file, &picturesCount, &pictureWidth, &pictureHeight); readPictureData(file, &picturesCount, &pictureWidth, &pictureHeight);