X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=nageru%2Faudio_clip.h;fp=nageru%2Faudio_clip.h;h=693dbbd4aa863e141a4ac619ea24e59d10c23f56;hb=02f95f60afd99a0ae3b1cc67ea34a647dc09d357;hp=71248af99cc5ba1cdef3f5ac081c8f6e00c8682d;hpb=bd01e11a41a19fef2315319909d8655cac359f0f;p=nageru

diff --git a/nageru/audio_clip.h b/nageru/audio_clip.h
index 71248af..693dbbd 100644
--- a/nageru/audio_clip.h
+++ b/nageru/audio_clip.h
@@ -15,9 +15,14 @@ class AudioClip
 public:
 	void clear();
 	void add_audio(const float *samples, size_t num_samples, double sample_rate, std::chrono::steady_clock::time_point frame_time);
-	double get_length_seconds() const;
+	double get_length_seconds() const;  // 0.0 if empty().
+	double get_length_seconds_after_base(std::chrono::steady_clock::time_point base) const;
+	bool empty() const;
 
-	std::unique_ptr<std::pair<float, float>[]> get_min_max_peaks(unsigned width) const;
+	// Only valid if not empty.
+	std::chrono::steady_clock::time_point get_first_sample() const;
+
+	std::unique_ptr<std::pair<float, float>[]> get_min_max_peaks(unsigned width, std::chrono::steady_clock::time_point base) const;
 
 private:
 	mutable std::mutex mu;