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Improve memory alloc and free for each capture

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This commit is contained in:
DreamSourceLab
2016-06-10 10:02:08 +08:00
parent 57188cf7ad
commit b1446b780d
66 changed files with 919 additions and 562 deletions
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22
DSView/pv/data/groupsnapshot.cpp
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@@ -54,7 +54,7 @@ GroupSnapshot::GroupSnapshot(const boost::shared_ptr<LogicSnapshot> &_logic_snap
{
assert(_logic_snapshot);
boost::lock_guard<boost::recursive_mutex> lock(_mutex);
//boost::lock_guard<boost::recursive_mutex> lock(_mutex);
memset(_envelope_levels, 0, sizeof(_envelope_levels));
_data = _logic_snapshot->get_data();
_sample_count = _logic_snapshot->get_sample_count();
@@ -96,20 +96,30 @@ GroupSnapshot::GroupSnapshot(const boost::shared_ptr<LogicSnapshot> &_logic_snap
GroupSnapshot::~GroupSnapshot()
{
boost::lock_guard<boost::recursive_mutex> lock(_mutex);
//boost::lock_guard<boost::recursive_mutex> lock(_mutex);
BOOST_FOREACH(Envelope &e, _envelope_levels)
free(e.samples);
}
void GroupSnapshot::init()
{
}
void GroupSnapshot::clear()
{
}
uint64_t GroupSnapshot::get_sample_count() const
{
boost::lock_guard<boost::recursive_mutex> lock(_mutex);
//boost::lock_guard<boost::recursive_mutex> lock(_mutex);
return _sample_count;
}
void GroupSnapshot::append_payload()
{
boost::lock_guard<boost::recursive_mutex> lock(_mutex);
//boost::lock_guard<boost::recursive_mutex> lock(_mutex);
// Generate the first mip-map from the data
append_payload_to_envelope_levels();
@@ -126,7 +136,7 @@ const uint16_t* GroupSnapshot::get_samples(
int64_t i;
uint16_t tmpl, tmpr;
boost::lock_guard<boost::recursive_mutex> lock(_mutex);
//boost::lock_guard<boost::recursive_mutex> lock(_mutex);
uint16_t *const data = new uint16_t[end_sample - start_sample];
// memcpy(data, (uint16_t*)_data + start_sample, sizeof(uint16_t) *
@@ -155,7 +165,7 @@ void GroupSnapshot::get_envelope_section(EnvelopeSection &s,
assert(start <= end);
assert(min_length > 0);
boost::lock_guard<boost::recursive_mutex> lock(_mutex);
//boost::lock_guard<boost::recursive_mutex> lock(_mutex);
const unsigned int min_level = max((int)floorf(logf(min_length) /
LogEnvelopeScaleFactor) - 1, 0);