sample_count_ += samples;
}
+const uint8_t* Segment::get_raw_sample(uint64_t sample_num) const
+{
+ assert(sample_num <= sample_count_);
+
+ uint64_t chunk_num = (sample_num * unit_size_) / chunk_size_;
+ uint64_t chunk_offs = (sample_num * unit_size_) % chunk_size_;
+
+ lock_guard<recursive_mutex> lock(mutex_); // Because of free_unused_memory()
+
+ const uint8_t* chunk = data_chunks_[chunk_num];
+
+ return chunk + chunk_offs;
+}
+
void Segment::get_raw_samples(uint64_t start, uint64_t count,
uint8_t* dest) const
{
assert(count > 0);
assert(dest != nullptr);
- lock_guard<recursive_mutex> lock(mutex_);
-
uint8_t* dest_ptr = dest;
uint64_t chunk_num = (start * unit_size_) / chunk_size_;
uint64_t chunk_offs = (start * unit_size_) % chunk_size_;
+ lock_guard<recursive_mutex> lock(mutex_); // Because of free_unused_memory()
+
while (count > 0) {
const uint8_t* chunk = data_chunks_[chunk_num];