Index: webrtc/voice_engine/output_mixer.cc |
diff --git a/webrtc/voice_engine/output_mixer.cc b/webrtc/voice_engine/output_mixer.cc |
index aa6ff4b6f0e0456835d16c0f40f267c1271c5dfc..3bffc35494e649d95a0bc13107c509a0e1542260 100644 |
--- a/webrtc/voice_engine/output_mixer.cc |
+++ b/webrtc/voice_engine/output_mixer.cc |
@@ -589,7 +589,7 @@ OutputMixer::InsertInbandDtmfTone() |
} else |
{ |
// stereo |
- for (int i = 0; i < _audioFrame.samples_per_channel_; i++) |
+ for (size_t i = 0; i < _audioFrame.samples_per_channel_; i++) |
{ |
_audioFrame.data_[2 * i] = toneBuffer[i]; |
_audioFrame.data_[2 * i + 1] = 0; |