+++ /dev/null
-/*
- * 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
- */
-
-#ifndef PULSEVIEW_PV_DATA_SNAPSHOT_H
-#define PULSEVIEW_PV_DATA_SNAPSHOT_H
-
-#include <thread>
-#include <mutex>
-#include <vector>
-
-namespace pv {
-namespace data {
-
-class Snapshot
-{
-public:
- Snapshot(unsigned int unit_size);
-
- virtual ~Snapshot();
-
- uint64_t get_sample_count() const;
-
- unsigned int unit_size() const;
-
- /**
- * @brief Increase the capacity of the snapshot.
- *
- * Increasing the capacity allows samples to be appended without needing
- * to reallocate memory.
- *
- * For the best efficiency @c set_capacity() should be called once before
- * @c append_data() is called to set up the snapshot with the expected number
- * of samples that will be appended in total.
- *
- * @note The capacity will automatically be increased when @c append_data()
- * is called if there is not enough capacity in the buffer to store the samples.
- *
- * @param[in] new_capacity The new capacity of the snapshot. If this value is
- * smaller or equal than the current capacity then the method has no effect.
- */
- void set_capacity(uint64_t new_capacity);
-
- /**
- * @brief Get the current capacity of the snapshot.
- *
- * The capacity can be increased by calling @c set_capacity().
- *
- * @return The current capacity of the snapshot.
- */
- uint64_t capacity() const;
-
-protected:
- void append_data(void *data, uint64_t samples);
-
-protected:
- mutable std::recursive_mutex mutex_;
- std::vector<uint8_t> data_;
- uint64_t sample_count_;
- uint64_t capacity_;
- unsigned int unit_size_;
-};
-
-} // namespace data
-} // namespace pv
-
-#endif // PULSEVIEW_PV_DATA_SNAPSHOT_H