Speicherreservierung fuer Bildserie

Startcode/imageInput.c

@@ -11,6 +11,7 @@
 // TODO Vervollständigen Sie die Funktion readImages unter Benutzung Ihrer Hilfsfunktionen
 static int Header_check(FILE *file) {
     char puffer[BUFFER_SIZE] = {0};
+
     fread(puffer, sizeof (char), strlen(FILE_HEADER_STRING), file);
 
     if (!strcmp(puffer, FILE_HEADER_STRING)) {
@@ -28,6 +29,30 @@ static int readDimensions(FILE *file, unsigned short werte[]) {
     return 0;
 }
 
+static GrayScaleImageSeries *createSeries(unsigned short anzahl){
+    GrayScaleImageSeries *series = (GrayScaleImageSeries *)malloc(sizeof(GrayScaleImageSeries));
+    if (series == NULL) {
+        return NULL;
+    }
+    series->count = anzahl;
+
+    series->labels = (unsigned char *)calloc(anzahl, sizeof(unsigned char));
+    if (series->labels == NULL) {
+        free(series);
+        return NULL;
+    }
+
+    series->images = (GrayScaleImage *)calloc(anzahl, sizeof(GrayScaleImage));
+    if (series->images == NULL) {
+        free(series->labels);
+        free(series);
+        return NULL;
+    }
+
+
+    return series;
+}
+
 GrayScaleImageSeries *readImages(const char *path)
 {
     GrayScaleImageSeries *series = NULL;
@@ -48,6 +73,11 @@ GrayScaleImageSeries *readImages(const char *path)
         fclose(bilder);
         return NULL;
     }
+    series = createSeries(werte[0]);
+    if (series == NULL) {
+        fclose(bilder);
+        return NULL;
+    }
 
     return series;
 }