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AGC: Route clipping parameter from webrtc::Config to AGC

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This change enables experimentation with the clipping minimum level
parameter in the gain control.

BUG=webrtc:6622
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_chromium_rel_ng

Review-Url: https://codereview.webrtc.org/2543753006
Cr-Commit-Position: refs/heads/master@{#15426}
This commit is contained in:
henrik.lundin
2016-12-05 09:08:42 -08:00
committed by Commit bot
parent db752f9b37
commit bd681b9758
7 changed files with 81 additions and 29 deletions
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16
webrtc/modules/audio_processing/include/audio_processing.h
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@ -114,15 +114,21 @@ static const int kAgcStartupMinVolume = 85;
#else
static const int kAgcStartupMinVolume = 0;
#endif // defined(WEBRTC_CHROMIUM_BUILD)
static constexpr int kClippedLevelMin = 170;
struct ExperimentalAgc {
ExperimentalAgc() : enabled(true), startup_min_volume(kAgcStartupMinVolume) {}
explicit ExperimentalAgc(bool enabled)
: enabled(enabled), startup_min_volume(kAgcStartupMinVolume) {}
ExperimentalAgc() = default;
explicit ExperimentalAgc(bool enabled) : enabled(enabled) {}
ExperimentalAgc(bool enabled, int startup_min_volume)
: enabled(enabled), startup_min_volume(startup_min_volume) {}
ExperimentalAgc(bool enabled, int startup_min_volume, int clipped_level_min)
: enabled(enabled),
startup_min_volume(startup_min_volume),
clipped_level_min(clipped_level_min) {}
static const ConfigOptionID identifier = ConfigOptionID::kExperimentalAgc;
bool enabled;
int startup_min_volume;
bool enabled = true;
int startup_min_volume = kAgcStartupMinVolume;
// Lowest microphone level that will be applied in response to clipping.
int clipped_level_min = kClippedLevelMin;
};
// Use to enable experimental noise suppression. It can be set in the