X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdata%2Flogicsnapshot.cpp;h=d32274b3322cb4b02808343dad61f92afee57774;hb=e92cd4e4cddac2639c1a5e278124b5bb22ace10f;hp=e6fd26e33b68f742a8547894487ddf7f719a5bd3;hpb=023887ca1d8a104b4bef287b7cea8d403044a41b;p=pulseview.git

diff --git a/pv/data/logicsnapshot.cpp b/pv/data/logicsnapshot.cpp
index e6fd26e3..d32274b3 100644
--- a/pv/data/logicsnapshot.cpp
+++ b/pv/data/logicsnapshot.cpp
@@ -70,6 +70,22 @@ void LogicSnapshot::append_payload(
 	append_payload_to_mipmap();
 }
 
+void LogicSnapshot::get_samples(uint8_t *const data,
+	int64_t start_sample, int64_t end_sample) const
+{
+	assert(data);
+	assert(start_sample >= 0);
+	assert(start_sample < (int64_t)_sample_count);
+	assert(end_sample >= 0);
+	assert(end_sample < (int64_t)_sample_count);
+	assert(start_sample <= end_sample);
+
+	lock_guard<recursive_mutex> lock(_mutex);
+
+	const size_t size = (end_sample - start_sample) * _unit_size;
+	memcpy(data, (const uint8_t*)_data + start_sample, size);
+}
+
 void LogicSnapshot::reallocate_mipmap_level(MipMapLevel &m)
 {
 	const uint64_t new_data_length = ((m.length + MipMapDataUnit - 1) /
@@ -188,7 +204,7 @@ void LogicSnapshot::get_subsampled_edges(
 	assert(start <= end);
 	assert(min_length > 0);
 	assert(sig_index >= 0);
-	assert(sig_index < SR_MAX_NUM_PROBES);
+	assert(sig_index < 64);
 
 	lock_guard<recursive_mutex> lock(_mutex);