Support for specifying the UIDs to link to.

This commit is contained in:
Moritz Bunkus 2003-06-11 18:21:24 +00:00
parent 400fe3cd6b
commit da961d040a
2 changed files with 120 additions and 8 deletions

View File

@ -1,3 +1,8 @@
2003-06-11 Moritz Bunkus <moritz@bunkus.org>
* Support for proper linking of segments via the segment UIDs. The
first and last files created can be manually linked to given UIDs.
2003-06-08 Moritz Bunkus <moritz@bunkus.org>
* Added support for splitting output files by size or by time and

View File

@ -13,7 +13,7 @@
/*!
\file
\version \$Id: mkvmerge.cpp,v 1.96 2003/06/11 17:06:48 mosu Exp $
\version \$Id: mkvmerge.cpp,v 1.97 2003/06/11 18:20:28 mosu Exp $
\brief command line parameter parsing, looping, output handling
\author Moritz Bunkus <moritz@bunkus.org>
*/
@ -87,6 +87,7 @@ private:
public:
bitvalue_c(int nsize);
bitvalue_c(const bitvalue_c &src);
bitvalue_c(const char *s, int allowed_bitlength = -1);
virtual ~bitvalue_c();
bitvalue_c &operator =(const bitvalue_c &src);
@ -111,6 +112,57 @@ bitvalue_c::bitvalue_c(const bitvalue_c &src) {
*this = src;
}
#define ishexdigit(c) (isdigit(c) || (((c) >= 'a') && ((c) <= 'f')) || \
(((c) >= 'A') && ((c) <= 'F')))
#define upperchar(c) (((c) >= 'a') ? ((c) - 'a' + 'A') : (c))
#define hextodec(c) (isdigit(c) ? ((c) - '0') : ((c) - 'A' + 10))
bitvalue_c::bitvalue_c(const char *s, int allowed_bitlength) {
int len, i;
string s2;
len = strlen(s);
if (len < 2)
throw exception();
if ((s[0] == '0') && (s[1] == 'x')) {
i = 0;
while (i < len) {
if ((len - i) < 4)
throw exception();
if ((s[i] != '0') || (s[i + 1] != 'x'))
throw exception();
s2 += s[i + 2];
s2 += s[i + 3];
i += 4;
if (i < len) {
if (s[i] != ' ')
throw exception();
i++;
}
}
s = s2.c_str();
len = strlen(s);
}
if ((len % 2) == 1)
throw exception();
if ((allowed_bitlength != -1) && ((len * 4) != allowed_bitlength))
throw exception();
for (i = 0; i < len; i++)
if (!ishexdigit(s[i]))
throw exception();
value = (unsigned char *)safemalloc(len / 2);
bitsize = len * 4;
for (i = 0; i < len; i += 2)
value[i / 2] = hextodec(upperchar(s[i])) * 16 +
hextodec(upperchar(s[i + 1]));
}
bitvalue_c &bitvalue_c::operator =(const bitvalue_c &src) {
safefree(value);
bitsize = src.bitsize;
@ -221,6 +273,7 @@ int track_number = 1;
mm_io_c *out;
bitvalue_c seguid_prev(128), seguid_current(128), seguid_next(128);
bitvalue_c *seguid_link_previous = NULL, *seguid_link_next = NULL;
file_type_t file_types[] =
{{"---", TYPEUNKNOWN, "<unknown>"},
@ -271,7 +324,9 @@ static void usage(void) {
" Create a new file after d bytes (KB, MB, GB)\n"
" or after a specific time.\n"
" --split-max-files <n> Create at most n files.\n"
" --dont-link Don't link splitted files (see man page).\n"
" --dont-link Don't link splitted files.\n"
" --link-to-previous <UID> Link the first file to the given UID.\n"
" --link-to-next <UID> Link the last file to the given UID.\n"
"\n Options for each input file:\n"
" -a, --atracks <n,m,...> Copy audio tracks n,m etc. Default: copy all\n"
" audio tracks.\n"
@ -309,6 +364,9 @@ static void usage(void) {
" -V, --version Show version information.\n"
" @optionsfile Reads additional command line options from\n"
" the specified file (see man page).\n"
"\n\nPlease read the man page/the HTML documentation to mkvmerge. It\n"
"explains several details in great length which are not obvious from\n"
"this listing.\n"
);
}
@ -636,10 +694,16 @@ static void render_headers(mm_io_c *out, bool last_file, bool first_file) {
if (!first_file) {
KaxPrevUID &kax_prevuid = GetChild<KaxPrevUID>(*kax_infos);
kax_prevuid.CopyBuffer(seguid_prev.data(), 128 / 8);
} else if (seguid_link_previous != NULL) {
KaxPrevUID &kax_prevuid = GetChild<KaxPrevUID>(*kax_infos);
kax_prevuid.CopyBuffer(seguid_link_previous->data(), 128 / 8);
}
if (!last_file) {
KaxNextUID &kax_nextuid = GetChild<KaxNextUID>(*kax_infos);
kax_nextuid.CopyBuffer(seguid_next.data(), 128 / 8);
} else if (seguid_link_next != NULL) {
KaxNextUID &kax_nextuid = GetChild<KaxNextUID>(*kax_infos);
kax_nextuid.CopyBuffer(seguid_link_next->data(), 128 / 8);
}
}
@ -669,7 +733,7 @@ static void render_headers(mm_io_c *out, bool last_file, bool first_file) {
files[i]->reader->set_headers();
kax_tracks->Render(*out);
} catch (std::exception &ex) {
} catch (exception &ex) {
fprintf(stderr, "Error: Could not render the track headers.\n");
exit(1);
}
@ -766,6 +830,42 @@ static void parse_args(int argc, char **argv) {
} else if (!strcmp(argv[i], "--dont-link")) {
no_linking = true;
} else if (!strcmp(argv[i], "--link-to-previous")) {
if (((i + 1) >= argc) || (argv[i + 1][0] == 0)) {
fprintf(stderr, "Error: --link-to-previous lacks the previous UID."
"\n");
exit(1);
}
if (seguid_link_previous != NULL) {
fprintf(stderr, "Error: Previous UID was already given.\n");
exit(1);
}
try {
seguid_link_previous = new bitvalue_c(argv[i + 1], 128);
} catch (exception &ex) {
fprintf(stderr, "Error: Unknown format for the previous UID.\n");
exit(1);
}
i++;
} else if (!strcmp(argv[i], "--link-to-next")) {
if (((i + 1) >= argc) || (argv[i + 1][0] == 0)) {
fprintf(stderr, "Error: --link-to-next lacks the previous UID."
"\n");
exit(1);
}
if (seguid_link_next != NULL) {
fprintf(stderr, "Error: Next UID was already given.\n");
exit(1);
}
try {
seguid_link_next = new bitvalue_c(argv[i + 1], 128);
} catch (exception &ex) {
fprintf(stderr, "Error: Unknown format for the next UID.\n");
exit(1);
}
i++;
} else if (!strcmp(argv[i], "--cluster-length")) {
if ((i + 1) >= argc) {
fprintf(stderr, "Error: --cluster-length lacks the length.\n");
@ -994,10 +1094,17 @@ static void parse_args(int argc, char **argv) {
exit(1);
}
if ((split_after <= 0) && no_linking)
if (no_linking) {
if ((seguid_link_previous != NULL) || (seguid_link_next != NULL)) {
fprintf(stderr, "Error: '--dont-link' cannot be used together with "
"'--link-to-previous' or '--link-to-next'.\n");
exit(1);
}
if (split_after <= 0)
fprintf(stderr, "Warning: '--dont-link' is only useful in combination "
"with '--split'.\n");
}
}
static void create_readers() {
filelist_t *file;
@ -1334,7 +1441,7 @@ void create_next_output_file(bool last_file, bool first_file) {
// Open the a dummy file.
try {
out = new mm_null_io_c();
} catch (std::exception &ex) {
} catch (exception &ex) {
die("mkvmerge.cpp/create_next_output_file(): Could not create a dummy "
"output class.");
}
@ -1353,7 +1460,7 @@ void create_next_output_file(bool last_file, bool first_file) {
// Open the output file.
try {
out = new mm_io_c(this_outfile.c_str(), MODE_CREATE);
} catch (std::exception &ex) {
} catch (exception &ex) {
fprintf(stderr, "Error: Couldn't open output file %s (%s).\n",
this_outfile.c_str(), strerror(errno));
exit(1);