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Support for specifying the UIDs to link to.
This commit is contained in:
Moritz Bunkus
parent
400fe3cd6b
commit
da961d040a
@ -1,3 +1,8 @@
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2003-06-11 Moritz Bunkus <moritz@bunkus.org>
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* Support for proper linking of segments via the segment UIDs. The
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first and last files created can be manually linked to given UIDs.
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2003-06-08 Moritz Bunkus <moritz@bunkus.org>
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* Added support for splitting output files by size or by time and
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123
mkvmerge.cpp
123
mkvmerge.cpp
@ -13,7 +13,7 @@
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/*!
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\file
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\version \$Id: mkvmerge.cpp,v 1.96 2003/06/11 17:06:48 mosu Exp $
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\version \$Id: mkvmerge.cpp,v 1.97 2003/06/11 18:20:28 mosu Exp $
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\brief command line parameter parsing, looping, output handling
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\author Moritz Bunkus <moritz@bunkus.org>
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*/
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@ -87,6 +87,7 @@ private:
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public:
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bitvalue_c(int nsize);
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bitvalue_c(const bitvalue_c &src);
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bitvalue_c(const char *s, int allowed_bitlength = -1);
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virtual ~bitvalue_c();
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bitvalue_c &operator =(const bitvalue_c &src);
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@ -111,6 +112,57 @@ bitvalue_c::bitvalue_c(const bitvalue_c &src) {
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*this = src;
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}
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#define ishexdigit(c) (isdigit(c) || (((c) >= 'a') && ((c) <= 'f')) || \
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(((c) >= 'A') && ((c) <= 'F')))
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#define upperchar(c) (((c) >= 'a') ? ((c) - 'a' + 'A') : (c))
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#define hextodec(c) (isdigit(c) ? ((c) - '0') : ((c) - 'A' + 10))
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bitvalue_c::bitvalue_c(const char *s, int allowed_bitlength) {
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int len, i;
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string s2;
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len = strlen(s);
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if (len < 2)
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throw exception();
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if ((s[0] == '0') && (s[1] == 'x')) {
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i = 0;
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while (i < len) {
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if ((len - i) < 4)
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throw exception();
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if ((s[i] != '0') || (s[i + 1] != 'x'))
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throw exception();
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s2 += s[i + 2];
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s2 += s[i + 3];
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i += 4;
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if (i < len) {
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if (s[i] != ' ')
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throw exception();
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i++;
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}
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}
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s = s2.c_str();
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len = strlen(s);
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}
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if ((len % 2) == 1)
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throw exception();
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if ((allowed_bitlength != -1) && ((len * 4) != allowed_bitlength))
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throw exception();
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for (i = 0; i < len; i++)
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if (!ishexdigit(s[i]))
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throw exception();
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value = (unsigned char *)safemalloc(len / 2);
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bitsize = len * 4;
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for (i = 0; i < len; i += 2)
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value[i / 2] = hextodec(upperchar(s[i])) * 16 +
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hextodec(upperchar(s[i + 1]));
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}
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bitvalue_c &bitvalue_c::operator =(const bitvalue_c &src) {
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safefree(value);
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bitsize = src.bitsize;
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@ -221,6 +273,7 @@ int track_number = 1;
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mm_io_c *out;
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bitvalue_c seguid_prev(128), seguid_current(128), seguid_next(128);
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bitvalue_c *seguid_link_previous = NULL, *seguid_link_next = NULL;
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file_type_t file_types[] =
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{{"---", TYPEUNKNOWN, "<unknown>"},
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@ -271,7 +324,9 @@ static void usage(void) {
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" Create a new file after d bytes (KB, MB, GB)\n"
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" or after a specific time.\n"
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" --split-max-files <n> Create at most n files.\n"
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" --dont-link Don't link splitted files (see man page).\n"
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" --dont-link Don't link splitted files.\n"
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" --link-to-previous <UID> Link the first file to the given UID.\n"
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" --link-to-next <UID> Link the last file to the given UID.\n"
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"\n Options for each input file:\n"
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" -a, --atracks <n,m,...> Copy audio tracks n,m etc. Default: copy all\n"
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" audio tracks.\n"
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@ -309,6 +364,9 @@ static void usage(void) {
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" -V, --version Show version information.\n"
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" @optionsfile Reads additional command line options from\n"
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" the specified file (see man page).\n"
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"\n\nPlease read the man page/the HTML documentation to mkvmerge. It\n"
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"explains several details in great length which are not obvious from\n"
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"this listing.\n"
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);
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}
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@ -636,10 +694,16 @@ static void render_headers(mm_io_c *out, bool last_file, bool first_file) {
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if (!first_file) {
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KaxPrevUID &kax_prevuid = GetChild<KaxPrevUID>(*kax_infos);
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kax_prevuid.CopyBuffer(seguid_prev.data(), 128 / 8);
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} else if (seguid_link_previous != NULL) {
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KaxPrevUID &kax_prevuid = GetChild<KaxPrevUID>(*kax_infos);
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kax_prevuid.CopyBuffer(seguid_link_previous->data(), 128 / 8);
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}
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if (!last_file) {
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KaxNextUID &kax_nextuid = GetChild<KaxNextUID>(*kax_infos);
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kax_nextuid.CopyBuffer(seguid_next.data(), 128 / 8);
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} else if (seguid_link_next != NULL) {
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KaxNextUID &kax_nextuid = GetChild<KaxNextUID>(*kax_infos);
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kax_nextuid.CopyBuffer(seguid_link_next->data(), 128 / 8);
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}
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}
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@ -669,7 +733,7 @@ static void render_headers(mm_io_c *out, bool last_file, bool first_file) {
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files[i]->reader->set_headers();
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kax_tracks->Render(*out);
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} catch (std::exception &ex) {
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} catch (exception &ex) {
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fprintf(stderr, "Error: Could not render the track headers.\n");
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exit(1);
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}
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@ -766,6 +830,42 @@ static void parse_args(int argc, char **argv) {
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} else if (!strcmp(argv[i], "--dont-link")) {
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no_linking = true;
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} else if (!strcmp(argv[i], "--link-to-previous")) {
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if (((i + 1) >= argc) || (argv[i + 1][0] == 0)) {
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fprintf(stderr, "Error: --link-to-previous lacks the previous UID."
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"\n");
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exit(1);
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}
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if (seguid_link_previous != NULL) {
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fprintf(stderr, "Error: Previous UID was already given.\n");
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exit(1);
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}
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try {
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seguid_link_previous = new bitvalue_c(argv[i + 1], 128);
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} catch (exception &ex) {
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fprintf(stderr, "Error: Unknown format for the previous UID.\n");
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exit(1);
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}
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i++;
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} else if (!strcmp(argv[i], "--link-to-next")) {
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if (((i + 1) >= argc) || (argv[i + 1][0] == 0)) {
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fprintf(stderr, "Error: --link-to-next lacks the previous UID."
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"\n");
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exit(1);
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}
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if (seguid_link_next != NULL) {
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fprintf(stderr, "Error: Next UID was already given.\n");
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exit(1);
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}
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try {
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seguid_link_next = new bitvalue_c(argv[i + 1], 128);
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} catch (exception &ex) {
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fprintf(stderr, "Error: Unknown format for the next UID.\n");
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exit(1);
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}
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i++;
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} else if (!strcmp(argv[i], "--cluster-length")) {
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if ((i + 1) >= argc) {
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fprintf(stderr, "Error: --cluster-length lacks the length.\n");
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@ -994,9 +1094,16 @@ static void parse_args(int argc, char **argv) {
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exit(1);
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}
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if ((split_after <= 0) && no_linking)
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fprintf(stderr, "Warning: '--dont-link' is only useful in combination "
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"with '--split'.\n");
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if (no_linking) {
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if ((seguid_link_previous != NULL) || (seguid_link_next != NULL)) {
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fprintf(stderr, "Error: '--dont-link' cannot be used together with "
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"'--link-to-previous' or '--link-to-next'.\n");
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exit(1);
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}
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if (split_after <= 0)
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fprintf(stderr, "Warning: '--dont-link' is only useful in combination "
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"with '--split'.\n");
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}
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}
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static void create_readers() {
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@ -1334,7 +1441,7 @@ void create_next_output_file(bool last_file, bool first_file) {
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// Open the a dummy file.
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try {
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out = new mm_null_io_c();
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} catch (std::exception &ex) {
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} catch (exception &ex) {
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die("mkvmerge.cpp/create_next_output_file(): Could not create a dummy "
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"output class.");
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}
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@ -1353,7 +1460,7 @@ void create_next_output_file(bool last_file, bool first_file) {
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// Open the output file.
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try {
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out = new mm_io_c(this_outfile.c_str(), MODE_CREATE);
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} catch (std::exception &ex) {
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} catch (exception &ex) {
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fprintf(stderr, "Error: Couldn't open output file %s (%s).\n",
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this_outfile.c_str(), strerror(errno));
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exit(1);
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