diff options
Diffstat (limited to 'chromium/media/audio/audio_io.h')
| -rw-r--r-- | chromium/media/audio/audio_io.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/chromium/media/audio/audio_io.h b/chromium/media/audio/audio_io.h index ae9111ab575..e574390d52e 100644 --- a/chromium/media/audio/audio_io.h +++ b/chromium/media/audio/audio_io.h @@ -39,7 +39,6 @@ // Specifically for this case we avoid supporting complex formats such as MP3 // or WMA. Complex format decoding should be done by the renderers. - // Models an audio stream that gets rendered to the audio hardware output. // Because we support more audio streams than physically available channels // a given AudioOutputStream might or might not talk directly to hardware. @@ -155,9 +154,18 @@ class MEDIA_EXPORT AudioInputStream { virtual ~AudioInputStream() {} + enum class OpenOutcome { + kSuccess, + kAlreadyOpen, + // Failed due to an unknown or unspecified reason. + kFailed, + // Failed to open due to OS-level System permissions. + kFailedSystemPermissions, + }; + // Open the stream and prepares it for recording. Call Start() to actually // begin recording. - virtual bool Open() = 0; + virtual OpenOutcome Open() = 0; // Starts recording audio and generating AudioInputCallback::OnData(). // The input stream does not take ownership of this callback. |