1 // Copyright 2018 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROMECAST_INTERNAL_MEDIA_AUDIO_EXTERNAL_AUDIO_PIPELINE_DUMMY_H_ 6 #define CHROMECAST_INTERNAL_MEDIA_AUDIO_EXTERNAL_AUDIO_PIPELINE_DUMMY_H_ 7 8 #include "chromecast/public/media/external_audio_pipeline_shlib.h" 9 10 // We redefine what is already available in chromium's base/logging.h because 11 // we want to avoid having that dependency in dummy implementation. When OEMs 12 // swap in their implementation it complains about missing symbols. 13 #if !defined(NDEBUG) || defined(DCHECK_ALWAYS_ON) 14 #include <stdlib.h> // abort() 15 #define NOTREACHED() abort() 16 #else 17 #define NOTREACHED() static_cast<void>(0) 18 #endif 19 20 namespace chromecast { 21 namespace media { 22 IsSupported()23bool ExternalAudioPipelineShlib::IsSupported() { 24 return false; 25 } 26 AddExternalMediaVolumeChangeRequestObserver(ExternalMediaVolumeChangeRequestObserver * observer)27void ExternalAudioPipelineShlib::AddExternalMediaVolumeChangeRequestObserver( 28 ExternalMediaVolumeChangeRequestObserver* observer) { 29 NOTREACHED(); 30 } 31 RemoveExternalMediaVolumeChangeRequestObserver(ExternalMediaVolumeChangeRequestObserver * observer)32void ExternalAudioPipelineShlib::RemoveExternalMediaVolumeChangeRequestObserver( 33 ExternalMediaVolumeChangeRequestObserver* observer) { 34 NOTREACHED(); 35 } 36 SetExternalMediaVolume(float level)37void ExternalAudioPipelineShlib::SetExternalMediaVolume(float level) { 38 NOTREACHED(); 39 } 40 SetExternalMediaMuted(bool muted)41void ExternalAudioPipelineShlib::SetExternalMediaMuted(bool muted) { 42 NOTREACHED(); 43 } 44 AddExternalLoopbackAudioObserver(LoopbackAudioObserver * observer)45void ExternalAudioPipelineShlib::AddExternalLoopbackAudioObserver( 46 LoopbackAudioObserver* observer) { 47 NOTREACHED(); 48 } 49 RemoveExternalLoopbackAudioObserver(LoopbackAudioObserver * observer)50void ExternalAudioPipelineShlib::RemoveExternalLoopbackAudioObserver( 51 LoopbackAudioObserver* observer) { 52 NOTREACHED(); 53 } 54 AddExternalMediaMetadataChangeObserver(ExternalMediaMetadataChangeObserver * observer)55void ExternalAudioPipelineShlib::AddExternalMediaMetadataChangeObserver( 56 ExternalMediaMetadataChangeObserver* observer) { 57 NOTREACHED(); 58 } 59 RemoveExternalMediaMetadataChangeObserver(ExternalMediaMetadataChangeObserver * observer)60void ExternalAudioPipelineShlib::RemoveExternalMediaMetadataChangeObserver( 61 ExternalMediaMetadataChangeObserver* observer) { 62 NOTREACHED(); 63 } 64 65 std::unique_ptr<MixerOutputStream> CreateMixerOutputStream()66ExternalAudioPipelineShlib::CreateMixerOutputStream() { 67 NOTREACHED(); 68 return nullptr; 69 } 70 71 } // namespace media 72 } // namespace chromecast 73 74 #endif // CHROMECAST_INTERNAL_MEDIA_AUDIO_EXTERNAL_AUDIO_PIPELINE_DUMMY_H_ 75