if (fread(&tmp.width, sizeof tmp.width, 1, f) != 1) goto readerr;
if (fread(&tmp.height, sizeof tmp.height, 1, f) != 1) goto readerr;
if (fread(&tmp.wtf1, sizeof tmp.wtf1, 1, f) != 1) goto readerr;
if (fread(&tmp.offs, sizeof tmp.offs, 1, f) != 1) goto readerr;
if (fread(&tmp.frames, sizeof tmp.frames, 1, f) != 1) goto readerr;
if (fread(&tmp.width, sizeof tmp.width, 1, f) != 1) goto readerr;
if (fread(&tmp.height, sizeof tmp.height, 1, f) != 1) goto readerr;
if (fread(&tmp.wtf1, sizeof tmp.wtf1, 1, f) != 1) goto readerr;
if (fread(&tmp.offs, sizeof tmp.offs, 1, f) != 1) goto readerr;
if (fread(&tmp.frames, sizeof tmp.frames, 1, f) != 1) goto readerr;