Move the AudioDecoder interface out of NetEq
It belongs with the codecs, next to the AudioEncoder interface. R=henrik.lundin@webrtc.org, kjellander@webrtc.org Review URL: https://webrtc-codereview.appspot.com/27309004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@7798 4adac7df-926f-26a2-2b94-8c16560cd09d
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@ -461,4 +461,199 @@ int AudioDecoderCng::Init() {
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return WebRtcCng_InitDec(dec_state_);
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}
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bool CodecSupported(NetEqDecoder codec_type) {
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switch (codec_type) {
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case kDecoderPCMu:
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case kDecoderPCMa:
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case kDecoderPCMu_2ch:
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case kDecoderPCMa_2ch:
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#ifdef WEBRTC_CODEC_ILBC
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case kDecoderILBC:
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#endif
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#if defined(WEBRTC_CODEC_ISACFX) || defined(WEBRTC_CODEC_ISAC)
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case kDecoderISAC:
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#endif
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#ifdef WEBRTC_CODEC_ISAC
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case kDecoderISACswb:
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case kDecoderISACfb:
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#endif
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#ifdef WEBRTC_CODEC_PCM16
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case kDecoderPCM16B:
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case kDecoderPCM16Bwb:
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case kDecoderPCM16Bswb32kHz:
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case kDecoderPCM16Bswb48kHz:
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case kDecoderPCM16B_2ch:
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case kDecoderPCM16Bwb_2ch:
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case kDecoderPCM16Bswb32kHz_2ch:
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case kDecoderPCM16Bswb48kHz_2ch:
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case kDecoderPCM16B_5ch:
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#endif
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#ifdef WEBRTC_CODEC_G722
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case kDecoderG722:
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case kDecoderG722_2ch:
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#endif
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#ifdef WEBRTC_CODEC_CELT
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case kDecoderCELT_32:
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case kDecoderCELT_32_2ch:
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#endif
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#ifdef WEBRTC_CODEC_OPUS
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case kDecoderOpus:
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case kDecoderOpus_2ch:
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#endif
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case kDecoderRED:
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case kDecoderAVT:
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case kDecoderCNGnb:
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case kDecoderCNGwb:
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case kDecoderCNGswb32kHz:
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case kDecoderCNGswb48kHz:
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case kDecoderArbitrary: {
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return true;
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}
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default: {
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return false;
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}
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}
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}
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int CodecSampleRateHz(NetEqDecoder codec_type) {
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switch (codec_type) {
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case kDecoderPCMu:
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case kDecoderPCMa:
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case kDecoderPCMu_2ch:
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case kDecoderPCMa_2ch:
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#ifdef WEBRTC_CODEC_ILBC
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case kDecoderILBC:
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#endif
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#ifdef WEBRTC_CODEC_PCM16
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case kDecoderPCM16B:
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case kDecoderPCM16B_2ch:
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case kDecoderPCM16B_5ch:
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#endif
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case kDecoderCNGnb: {
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return 8000;
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}
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#if defined(WEBRTC_CODEC_ISACFX) || defined(WEBRTC_CODEC_ISAC)
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case kDecoderISAC:
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#endif
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#ifdef WEBRTC_CODEC_PCM16
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case kDecoderPCM16Bwb:
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case kDecoderPCM16Bwb_2ch:
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#endif
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#ifdef WEBRTC_CODEC_G722
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case kDecoderG722:
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case kDecoderG722_2ch:
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#endif
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case kDecoderCNGwb: {
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return 16000;
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}
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#ifdef WEBRTC_CODEC_ISAC
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case kDecoderISACswb:
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case kDecoderISACfb:
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#endif
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#ifdef WEBRTC_CODEC_PCM16
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case kDecoderPCM16Bswb32kHz:
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case kDecoderPCM16Bswb32kHz_2ch:
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#endif
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#ifdef WEBRTC_CODEC_CELT
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case kDecoderCELT_32:
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case kDecoderCELT_32_2ch:
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#endif
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case kDecoderCNGswb32kHz: {
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return 32000;
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}
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#ifdef WEBRTC_CODEC_PCM16
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case kDecoderPCM16Bswb48kHz:
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case kDecoderPCM16Bswb48kHz_2ch: {
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return 48000;
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}
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#endif
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#ifdef WEBRTC_CODEC_OPUS
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case kDecoderOpus:
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case kDecoderOpus_2ch: {
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return 48000;
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}
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#endif
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case kDecoderCNGswb48kHz: {
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// TODO(tlegrand): Remove limitation once ACM has full 48 kHz support.
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return 32000;
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}
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default: {
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return -1; // Undefined sample rate.
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}
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}
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}
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AudioDecoder* CreateAudioDecoder(NetEqDecoder codec_type) {
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if (!CodecSupported(codec_type)) {
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return NULL;
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}
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switch (codec_type) {
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case kDecoderPCMu:
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return new AudioDecoderPcmU;
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case kDecoderPCMa:
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return new AudioDecoderPcmA;
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case kDecoderPCMu_2ch:
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return new AudioDecoderPcmUMultiCh(2);
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case kDecoderPCMa_2ch:
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return new AudioDecoderPcmAMultiCh(2);
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#ifdef WEBRTC_CODEC_ILBC
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case kDecoderILBC:
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return new AudioDecoderIlbc;
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#endif
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#if defined(WEBRTC_CODEC_ISACFX)
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case kDecoderISAC:
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return new AudioDecoderIsacFix;
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#elif defined(WEBRTC_CODEC_ISAC)
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case kDecoderISAC:
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return new AudioDecoderIsac(16000);
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case kDecoderISACswb:
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case kDecoderISACfb:
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return new AudioDecoderIsac(32000);
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#endif
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#ifdef WEBRTC_CODEC_PCM16
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case kDecoderPCM16B:
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case kDecoderPCM16Bwb:
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case kDecoderPCM16Bswb32kHz:
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case kDecoderPCM16Bswb48kHz:
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return new AudioDecoderPcm16B;
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case kDecoderPCM16B_2ch:
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case kDecoderPCM16Bwb_2ch:
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case kDecoderPCM16Bswb32kHz_2ch:
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case kDecoderPCM16Bswb48kHz_2ch:
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return new AudioDecoderPcm16BMultiCh(2);
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case kDecoderPCM16B_5ch:
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return new AudioDecoderPcm16BMultiCh(5);
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#endif
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#ifdef WEBRTC_CODEC_G722
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case kDecoderG722:
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return new AudioDecoderG722;
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case kDecoderG722_2ch:
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return new AudioDecoderG722Stereo;
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#endif
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#ifdef WEBRTC_CODEC_CELT
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case kDecoderCELT_32:
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return new AudioDecoderCelt(1);
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case kDecoderCELT_32_2ch:
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return new AudioDecoderCelt(2);
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#endif
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#ifdef WEBRTC_CODEC_OPUS
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case kDecoderOpus:
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return new AudioDecoderOpus(1);
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case kDecoderOpus_2ch:
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return new AudioDecoderOpus(2);
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#endif
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case kDecoderCNGnb:
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case kDecoderCNGwb:
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case kDecoderCNGswb32kHz:
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case kDecoderCNGswb48kHz:
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return new AudioDecoderCng;
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case kDecoderRED:
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case kDecoderAVT:
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case kDecoderArbitrary:
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default: {
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return NULL;
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}
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}
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}
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} // namespace webrtc
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