Snapshot: Renamed to Segment

[pulseview.git] / pv / data / snapshot.cpp

diff --git a/pv/data/snapshot.cpp b/pv/data/snapshot.cpp
deleted file mode 100644 (file)
index 39fdc01..0000000
--- a/pv/data/snapshot.cpp
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * This file is part of the PulseView project.
- *
- * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
- */
-
-#include "snapshot.hpp"
-
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-
-using std::lock_guard;
-using std::recursive_mutex;
-
-namespace pv {
-namespace data {
-
-Snapshot::Snapshot(uint64_t samplerate, unsigned int unit_size) :
-       sample_count_(0),
-       start_time_(0),
-       samplerate_(samplerate),
-       capacity_(0),
-       unit_size_(unit_size)
-{
-       lock_guard<recursive_mutex> lock(mutex_);
-       assert(unit_size_ > 0);
-}
-
-Snapshot::~Snapshot()
-{
-       lock_guard<recursive_mutex> lock(mutex_);
-}
-
-uint64_t Snapshot::get_sample_count() const
-{
-       lock_guard<recursive_mutex> lock(mutex_);
-       return sample_count_;
-}
-
-double Snapshot::start_time() const
-{
-       return start_time_;
-}
-
-double Snapshot::samplerate() const
-{
-       return samplerate_;
-}
-
-void Snapshot::set_samplerate(double samplerate)
-{
-       samplerate_ = samplerate;
-}
-
-unsigned int Snapshot::unit_size() const
-{
-       return unit_size_;
-}
-
-void Snapshot::set_capacity(const uint64_t new_capacity)
-{
-       lock_guard<recursive_mutex> lock(mutex_);
-
-       assert(capacity_ >= sample_count_);
-       if (new_capacity > capacity_) {
-               capacity_ = new_capacity;
-               data_.resize((new_capacity * unit_size_) + sizeof(uint64_t));
-       }
-}
-
-uint64_t Snapshot::capacity() const
-{
-       lock_guard<recursive_mutex> lock(mutex_);
-       return data_.size();
-}
-
-void Snapshot::append_data(void *data, uint64_t samples)
-{
-       lock_guard<recursive_mutex> lock(mutex_);
-
-       assert(capacity_ >= sample_count_);
-
-       // Ensure there's enough capacity to copy.
-       const uint64_t free_space = capacity_ - sample_count_;
-       if (free_space < samples) {
-               set_capacity(sample_count_ + samples);
-       }
-
-       memcpy((uint8_t*)data_.data() + sample_count_ * unit_size_,
-               data, samples * unit_size_);
-       sample_count_ += samples;
-}
-
-} // namespace data
-} // namespace pv