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Some small speedups by going through the cluster linearily and not using FindElt.

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This commit is contained in:
Moritz Bunkus 2003-09-11 16:25:31 +00:00
parent 11e4b5cba3
commit 9f742c4354
1 changed files with 6 additions and 7 deletions
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13
src/r_matroska.cpp
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@ -1253,7 +1253,7 @@ void kax_reader_c::create_packetizers() {
// {{{ FUNCTION kax_reader_c::read()
int kax_reader_c::read(generic_packetizer_c *) {
int upper_lvl_el, i;
int upper_lvl_el, i, bgidx;
// Elements for different levels
EbmlElement *l0 = NULL, *l1 = NULL, *l2 = NULL;
KaxBlockGroup *block_group;
@ -1303,9 +1303,11 @@ int kax_reader_c::read(generic_packetizer_c *) {
first_timecode = (float)cluster_tc * (float)tc_scale /
1000000.0;
block_group = static_cast<KaxBlockGroup *>
(cluster->FindFirstElt(KaxBlockGroup::ClassInfos, false));
while (block_group != NULL) {
for (bgidx = 0; bgidx < cluster->ListSize(); bgidx++) {
if (!(EbmlId(*(*cluster)[bgidx]) ==
KaxBlockGroup::ClassInfos.GlobalId))
continue;
block_group = static_cast<KaxBlockGroup *>((*cluster)[bgidx]);
block_duration = -1;
block_bref = VFT_IFRAME;
block_fref = VFT_NOBFRAME;
@ -1377,9 +1379,6 @@ int kax_reader_c::read(generic_packetizer_c *) {
}
found_data = true;
block_group = static_cast<KaxBlockGroup *>
(cluster->FindNextElt(*block_group, false));
}
}