void
check_for_shared_dict(GArray<GUTF8String> &argv)
{
const int argc=argv.hbound()+1;
for (int i=2; i<argc; i++)
if (!argv[i].cmp("INCL=",5))
analyze_incl_chunk(GURL::Filename::UTF8(5+(const char *)argv[i]));
else if (!argv[i].cmp("Djbz=", 5))
analyze_djbz_chunk(GURL::Filename::UTF8(5+(const char *)argv[i]));
}
void
create_info_chunk(IFFByteStream &iff, GArray<GUTF8String> &argv)
{
const int argc=argv.hbound()+1;
// Process info specification
for (int i=2; i<argc; i++)
if (!argv[i].cmp("INFO=",5))
{
int narg = 0;
const char *ptr = 5+(const char *)argv[i];
while (*ptr)
{
if (*ptr != ',')
{
int x = strtol((char *)ptr, (char **)&ptr, 10);
switch(narg)
{
case 0:
w = x; break;
case 1:
h = x; break;
case 2:
dpi = x; break;
default:
G_THROW("djvumake: incorrect 'INFO' chunk specification\n");
}
}
narg++;
if (*ptr && *ptr++!=',')
G_THROW("djvumake: comma expected in 'INFO' chunk specification\n");
}
break;
}
if (w>0 && (w<=0 || w>=32768))
G_THROW("djvumake: incorrect width in 'INFO' chunk specification\n");
if (h>0 && (h<=0 || h>=32768))
G_THROW("djvumake: incorrect height in 'INFO' chunk specification\n");
if (dpi>0 && (dpi<25 || dpi>6000))
G_THROW("djvumake: incorrect dpi in 'INFO' chunk specification\n");
// Search first mask chunks if size is still unknown
if (h<0 || w<0)
{
for (int i=2; i<argc; i++)
if (!argv[i].cmp("Sjbz=",5))
{
analyze_jb2_chunk(GURL::Filename::UTF8(5+(const char *)argv[i]));
break;
}
else if (!argv[i].cmp("Smmr=",5))
{
analyze_mmr_chunk(GURL::Filename::UTF8(5+(const char *)argv[i]));
break;
}
}
// Check that we have everything
if (w<0 || h<0)
G_THROW("djvumake: cannot determine image size\n");
// write info chunk
GP<DjVuInfo> ginfo=DjVuInfo::create();
DjVuInfo &info=*ginfo;
info.width = w;
info.height = h;
info.dpi = dpi;
iff.put_chunk("INFO");
info.encode(*iff.get_bytestream());
iff.close_chunk();
}
