added checking and printing of magic number, printing of bounding rectangle, changed member names to be more descriptive

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3317 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Matthew Wilber
2003-05-25 16:44:28 +00:00
parent 3650ecf0a6
commit 8e2f0a9a0a
+24 -11
View File
@@ -59,24 +59,37 @@ PrintBitsInfo(const char *filepath)
// read in the rest of the header
ssize_t size = sizeof(TranslatorBitmap);
if (file.Read(reinterpret_cast<uint8 *> (&header), size) != size) {
printf("Error reading from file\n");
printf("Error: Unable to read the Be bitmap header.\n");
return;
}
file.Unset();
// I don't need the file anymore
// convert to host byte order
if (swap_data(B_UINT32_TYPE, &header, sizeof(TranslatorBitmap),
B_SWAP_BENDIAN_TO_HOST) != B_OK) {
printf("Unable to swap byte order\n");
printf("Error: Unable to swap byte order\n");
return;
}
printf("bits header for: %s\n", filepath);
printf("width: %d\n",
static_cast<int>(header.bounds.Width() + 1));
printf("height: %d\n",
printf("Be bitmap (\"bits\") header for: %s\n\n", filepath);
const uint32 kbitsmagic = 0x62697473UL;
// in ASCII, this number looks like "bits"
printf("magic number: 0x%.8lx ", header.magic);
if (header.magic == kbitsmagic)
printf("(valid)\n");
else
printf("(INVALID, should be: 0x%.8lx)\n",
kbitsmagic);
printf("bounds: (%f, %f, %f, %f)\n",
header.bounds.left, header.bounds.top,
header.bounds.right, header.bounds.bottom);
printf("dimensions: %d x %d\n",
static_cast<int>(header.bounds.Width() + 1),
static_cast<int>(header.bounds.Height() + 1));
printf("rowBytes: %u\n",
printf("bytes per row: %u\n",
static_cast<unsigned int>(header.rowBytes));
// print out colorspace if it matches an item in the list
@@ -132,15 +145,15 @@ PrintBitsInfo(const char *filepath)
int32 i;
for (i = 0; i < kncolorspaces; i++) {
if (header.colors == colorspaces[i].id) {
printf("colors: %s\n", colorspaces[i].name);
printf("color space: %s\n", colorspaces[i].name);
break;
}
}
if (i == kncolorspaces)
printf("colors: Unknown (0x%.8lx)\n",
printf("color space: Unknown (0x%.8lx)\n",
static_cast<unsigned long>(header.colors));
printf("dataSize: %u\n",
printf("data size: %u\n",
static_cast<unsigned int>(header.dataSize));
} else
printf("Error opening %s\n", filepath);