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Added -pixels option to dump pixel info to stdout and changed to accept multple input files

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5291 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Matthew Wilber 2003-11-09 18:41:37 +00:00
parent 6c3054116e
commit f1d75a87bd
1 changed files with 72 additions and 14 deletions
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86
src/tools/translation/bitsinfo/bitsinfo.cpp
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@ -39,7 +39,6 @@
#include <string.h>
#include <ByteOrder.h>
#include <File.h>
#include <StorageDefs.h>
#include <TranslatorFormats.h>
struct ColorSpaceName {
@ -48,8 +47,10 @@ struct ColorSpaceName {
};
#define COLORSPACENAME(id) {id, #id}
const char *kpixels = "-pixels";
void
PrintBitsInfo(const char *filepath)
PrintBitsInfo(const char *filepath, bool bdumppixels)
{
BFile file(filepath, B_READ_ONLY);
@ -60,20 +61,21 @@ 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: Unable to read the Be bitmap header.\n");
printf("\nError: Unable to read the Be bitmap header.\n");
return;
}
file.Unset();
if (!bdumppixels)
// I don't need the file anymore
file.Unset();
// convert to host byte order
if (swap_data(B_UINT32_TYPE, &header, sizeof(TranslatorBitmap),
B_SWAP_BENDIAN_TO_HOST) != B_OK) {
printf("Error: Unable to swap byte order\n");
printf("\nError: Unable to swap byte order\n");
return;
}
printf("Be bitmap (\"bits\") header for: %s\n\n", filepath);
printf("\nBe bitmap (\"bits\") header for: %s\n\n", filepath);
const uint32 kbitsmagic = 0x62697473UL;
// in ASCII, this number looks like "bits"
@ -156,6 +158,51 @@ PrintBitsInfo(const char *filepath)
printf("data size: %u\n",
static_cast<unsigned int>(header.dataSize));
if (bdumppixels) {
const char *components = NULL;
int32 ncomponents = 0;
switch (header.colors) {
case B_RGB24:
components = "BGR";
ncomponents = 3;
break;
case B_RGB32:
components = "BGR-";
ncomponents = 4;
break;
case B_RGBA32:
components = "BGRA";
ncomponents = 4;
break;
default:
printf("Sorry, %s isn't supported yet"
" for this color space\n", kpixels);
return;
}
uint8 *prow = new uint8[header.rowBytes];
if (!prow) {
printf("Error: Not enough memory for row buffer\n");
return;
}
ssize_t ret, n;
uint32 totalbytes = 0;
printf("pixel data (%s):\n", components);
while ((ret = file.Read(prow, header.rowBytes)) > 0) {
n = 0;
while (n < ret) {
if (n && !(n % ncomponents))
printf(" ");
printf("%.2X", prow[n]);
n++;
totalbytes++;
if (!(totalbytes % (uint32) ret))
printf("\n\n");
}
}
}
} else
printf("Error opening %s\n", filepath);
}
@ -163,16 +210,27 @@ PrintBitsInfo(const char *filepath)
int
main(int argc, char **argv)
{
if (argc == 1) {
printf("\nbitsinfo - reports information about a Be bitmap (\"bits\") image\n");
printf("\nUsage:\n");
printf("bitsinfo [options] filename.bits\n\n");
printf("Options:\n\n");
printf("\t%s \t print RGB color for each pixel\n", kpixels);
}
else {
int32 first = 1;
bool bdumppixels = false;
if (strcmp(argv[1], kpixels) == 0) {
bdumppixels = true;
first = 2;
}
for (int32 i = first; i < argc; i++)
PrintBitsInfo(argv[i], bdumppixels);
}
printf("\n");
if (argc == 2)
PrintBitsInfo(argv[1]);
else {
printf("bitsinfo - reports information about a Be bitmap (\"bits\") image\n");
printf("\nUsage:\n");
printf("bitsinfo filename.bits\n\n");
}
return 0;
}