Download-Tools/mkvtoolnix
1
0
Fork 0
mirror of https://gitlab.com/mbunkus/mkvtoolnix.git synced 2024-12-24 11:54:01 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Support for seek entries.

Browse Source
This commit is contained in:
Moritz Bunkus 2003-04-25 17:23:29 +00:00
parent 0f372c9ec2
commit 254cfb6e2a
1 changed files with 115 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

122
mkvinfo.cpp
View File

@ -12,7 +12,7 @@
/*!
\file
\version \$Id: mkvinfo.cpp,v 1.20 2003/04/22 20:35:32 mosu Exp $
\version \$Id: mkvinfo.cpp,v 1.21 2003/04/25 17:23:29 mosu Exp $
\brief retrieves and displays information about a Matroska file
\author Moritz Bunkus <moritz @ bunkus.org>
*/
@ -43,19 +43,23 @@
#include "EbmlSubHead.h"
#include "EbmlStream.h"
#include "FileKax.h"
#include "KaxAttachements.h"
#include "KaxBlock.h"
#include "KaxBlockData.h"
#include "KaxChapters.h"
#include "KaxCluster.h"
#include "KaxClusterData.h"
#include "KaxCues.h"
#include "KaxCuesData.h"
#include "KaxInfo.h"
#include "KaxInfoData.h"
#include "KaxSeekHead.h"
#include "KaxSegment.h"
#include "KaxTracks.h"
#include "KaxTrackEntryData.h"
#include "KaxTrackAudio.h"
#include "KaxTrackVideo.h"
#include "KaxCluster.h"
#include "KaxClusterData.h"
#include "KaxBlock.h"
#include "KaxBlockData.h"
#include "KaxCues.h"
#include "KaxCuesData.h"
#include "common.h"
@ -545,6 +549,110 @@ void process_file() {
}
} // while (l2 != NULL)
} else if (EbmlId(*l1) == KaxSeekHead::ClassInfos.GlobalId) {
fprintf(stdout, "(%s) |+ found seek head", NAME);
if (verbose > 1)
fprintf(stdout, " at %llu", l1->GetElementPosition());
fprintf(stdout, "\n");
l2 = es->FindNextID(l1->Generic().Context, upper_lvl_el, 0xFFFFFFFFL,
true);
while (l2 != NULL) {
if (upper_lvl_el != 0)
break;
if (EbmlId(*l2) == KaxSeek::ClassInfos.GlobalId) {
fprintf(stdout, "(%s) | + seek entry", NAME);
if (verbose > 1)
fprintf(stdout, " at %llu", l2->GetElementPosition());
fprintf(stdout, "\n");
l3 = es->FindNextID(l2->Generic().Context, upper_lvl_el,
0xFFFFFFFFL, true);
while (l3 != NULL) {
if (upper_lvl_el != 0)
break;
if (EbmlId(*l3) == KaxSeekID::ClassInfos.GlobalId) {
binary *b;
int s;
KaxSeekID &seek_id = static_cast<KaxSeekID &>(*l3);
seek_id.ReadData(es->I_O());
b = seek_id.GetBuffer();
s = seek_id.GetSize();
EbmlId id(b, s);
fprintf(stdout, "(%s) | + seek ID: ", NAME);
for (i = 0; i < s; i++)
fprintf(stdout, "0x%02x ", ((unsigned char *)b)[i]);
fprintf(stdout, "(%s)",
(id == KaxInfo::ClassInfos.GlobalId) ?
"KaxInfo" :
(id == KaxCluster::ClassInfos.GlobalId) ?
"KaxCluster" :
(id == KaxTracks::ClassInfos.GlobalId) ?
"KaxTracks" :
(id == KaxCues::ClassInfos.GlobalId) ?
"KaxCues" :
(id == KaxAttachements::ClassInfos.GlobalId) ?
"KaxAttachements" :
(id == KaxChapters::ClassInfos.GlobalId) ?
"KaxChapters" :
"unknown");
if (verbose > 1)
fprintf(stdout, " at %llu", l3->GetElementPosition());
fprintf(stdout, "\n");
} else if (EbmlId(*l3) == KaxSeekPosition::ClassInfos.GlobalId) {
KaxSeekPosition &seek_pos =
static_cast<KaxSeekPosition &>(*l3);
seek_pos.ReadData(es->I_O());
fprintf(stdout, "(%s) | + seek position: %llu", NAME,
uint64(seek_pos));
if (verbose > 1)
fprintf(stdout, " at %llu", l3->GetElementPosition());
fprintf(stdout, "\n");
} else {
fprintf(stdout, "(%s) | + unknown element, level 3: %s", NAME,
typeid(*l3).name());
if (verbose > 1)
fprintf(stdout, " at %llu", l3->GetElementPosition());
fprintf(stdout, "\n");
}
l3->SkipData(static_cast<EbmlStream &>(*es),
l3->Generic().Context);
delete l3;
l3 = es->FindNextID(l2->Generic().Context, upper_lvl_el,
0xFFFFFFFFL, true);
} // while (l3 != NULL)
} else {
fprintf(stdout, "(%s) | + unknown element, level 2: %s", NAME,
typeid(*l2).name());
if (verbose > 1)
fprintf(stdout, " at %llu", l2->GetElementPosition());
fprintf(stdout, "\n");
}
if (upper_lvl_el > 0) { // we're coming from l3
upper_lvl_el--;
delete l2;
l2 = l3;
if (upper_lvl_el > 0)
break;
} else {
l2->SkipData(static_cast<EbmlStream &>(*es),
l2->Generic().Context);
delete l2;
l2 = es->FindNextID(l1->Generic().Context, upper_lvl_el,
0xFFFFFFFFL, true);
}
} // while (l2 != NULL)
} else if (EbmlId(*l1) == KaxCluster::ClassInfos.GlobalId) {
fprintf(stdout, "(%s) |+ found cluster", NAME);
if (verbose > 1)