Injectable audio encoders: BuiltinAudioEncoderFactory

webrtc/modules/audio_coding/codecs/ilbc/audio_encoder_ilbc.h

Index: webrtc/modules/audio_coding/codecs/ilbc/audio_encoder_ilbc.h
diff --git a/webrtc/modules/audio_coding/codecs/ilbc/audio_encoder_ilbc.h b/webrtc/modules/audio_coding/codecs/ilbc/audio_encoder_ilbc.h
index 63639860f45715662c49ef2c9822569bbf356412..39235d8ac5bf1d0b492ba7f5530c6091f78a7a96 100644
--- a/webrtc/modules/audio_coding/codecs/ilbc/audio_encoder_ilbc.h
+++ b/webrtc/modules/audio_coding/codecs/ilbc/audio_encoder_ilbc.h
@@ -11,6 +11,7 @@
 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_ENCODER_ILBC_H_
 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_ENCODER_ILBC_H_
 
+#include "webrtc/api/audio_codecs/audio_format.h"
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/modules/audio_coding/codecs/audio_encoder.h"
 #include "webrtc/modules/audio_coding/codecs/ilbc/ilbc.h"
@@ -32,8 +33,13 @@ class AudioEncoderIlbc final : public AudioEncoder {
 
   explicit AudioEncoderIlbc(const Config& config);
   explicit AudioEncoderIlbc(const CodecInst& codec_inst);
+  AudioEncoderIlbc(int payload_type, const SdpAudioFormat& format);
   ~AudioEncoderIlbc() override;
 
+  static constexpr const char* GetPayloadName() { return "ilbc"; }
+  static rtc::Optional<AudioFormatInfo> QueryAudioFormat(
+      const SdpAudioFormat& format);
+
   int SampleRateHz() const override;
   size_t NumChannels() const override;
   size_t Num10MsFramesInNextPacket() const override;