diff options
| author | Sean LaPlante <laplante.sean@gmail.com> | 2021-01-08 20:29:49 -0500 |
|---|---|---|
| committer | Sean LaPlante <laplante.sean@gmail.com> | 2021-01-16 13:10:05 -0500 |
| commit | 17ac0127284145d366a4611960525ecbdac8ab10 (patch) | |
| tree | 50eaa2debe9e5fac65335f45442d60c65dee0a7b | |
| parent | 3099f6fae4da58f6c55d7bf4a060e21b5968a0bf (diff) | |
Fixes #45025 - Protects _last_mix_time and _last_frame_time with the AudioDriver lock() and unlock() methods
| -rw-r--r-- | servers/audio_server.cpp | 17 | ||||
| -rw-r--r-- | servers/audio_server.h | 4 |
2 files changed, 14 insertions, 7 deletions
diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp index 295059a1ea..d4f7876b4b 100644 --- a/servers/audio_server.cpp +++ b/servers/audio_server.cpp @@ -71,13 +71,20 @@ void AudioDriver::update_mix_time(int p_frames) { } } -double AudioDriver::get_time_since_last_mix() const { - return (OS::get_singleton()->get_ticks_usec() - _last_mix_time) / 1000000.0; +double AudioDriver::get_time_since_last_mix() { + lock(); + uint64_t last_mix_time = _last_mix_time; + unlock(); + return (OS::get_singleton()->get_ticks_usec() - last_mix_time) / 1000000.0; } -double AudioDriver::get_time_to_next_mix() const { - double total = (OS::get_singleton()->get_ticks_usec() - _last_mix_time) / 1000000.0; - double mix_buffer = _last_mix_frames / (double)get_mix_rate(); +double AudioDriver::get_time_to_next_mix() { + lock(); + uint64_t last_mix_time = _last_mix_time; + uint64_t last_mix_frames = _last_mix_frames; + unlock(); + double total = (OS::get_singleton()->get_ticks_usec() - last_mix_time) / 1000000.0; + double mix_buffer = last_mix_frames / (double)get_mix_rate(); return mix_buffer - total; } diff --git a/servers/audio_server.h b/servers/audio_server.h index 631fef0f65..51fbc59851 100644 --- a/servers/audio_server.h +++ b/servers/audio_server.h @@ -70,8 +70,8 @@ protected: #endif public: - double get_time_since_last_mix() const; //useful for video -> audio sync - double get_time_to_next_mix() const; + double get_time_since_last_mix(); //useful for video -> audio sync + double get_time_to_next_mix(); enum SpeakerMode { SPEAKER_MODE_STEREO, |