Injectable audio encoders: WebRtcVoiceEngine and company

webrtc/voice_engine/channel.h

Index: webrtc/voice_engine/channel.h
diff --git a/webrtc/voice_engine/channel.h b/webrtc/voice_engine/channel.h
index 03b19cc3a2656a720490f981a4c1f1cea2c5b030..d972b337450f9b6f1c85d1eea4a055014a2f0037 100644
--- a/webrtc/voice_engine/channel.h
+++ b/webrtc/voice_engine/channel.h
@@ -21,6 +21,7 @@
 #include "webrtc/common_types.h"
 #include "webrtc/modules/audio_coding/acm2/codec_manager.h"
 #include "webrtc/modules/audio_coding/acm2/rent_a_codec.h"
+#include "webrtc/modules/audio_coding/codecs/audio_encoder_factory.h"
 #include "webrtc/modules/audio_coding/include/audio_coding_module.h"
 #include "webrtc/modules/audio_conference_mixer/include/audio_conference_mixer_defines.h"
 #include "webrtc/modules/audio_processing/rms_level.h"
@@ -169,6 +170,8 @@ class Channel
   // go.
   const rtc::scoped_refptr<AudioDecoderFactory>& GetAudioDecoderFactory() const;
 
+  AudioCodingModule& GetAudioCodingModule();
+
   // API methods
 
   // VoEBase
@@ -183,6 +186,9 @@ class Channel
   int32_t GetSendCodec(CodecInst& codec);
   int32_t GetRecCodec(CodecInst& codec);
   int32_t SetSendCodec(const CodecInst& codec);
+  bool SetSendFormat(int payload_type,
+                     const SdpAudioFormat& format,
+                     AudioEncoderFactory* factory);  // Not part of VoECodec!

[kwiberg-webrtc, 2017/02/21 23:35:04]

Then maybe don't put it under the "// VoECodec" header?

   void SetBitRate(int bitrate_bps, int64_t probing_interval_ms);
   int32_t SetVADStatus(bool enableVAD, ACMVADMode mode, bool disableDTX);
   int32_t GetVADStatus(bool& enabledVAD, ACMVADMode& mode, bool& disabledDTX);