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--- media/base/media_switches.h.orig 2025-09-11 13:19:19 UTC
+++ media/base/media_switches.h
@@ -338,13 +338,25 @@ MEDIA_EXPORT BASE_DECLARE_FEATURE(kMediaRecorderHEVCSu
MEDIA_EXPORT BASE_DECLARE_FEATURE(kPlaybackSpeedButton);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kPreloadMediaEngagementData);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kPreloadMetadataSuspend);
-#if BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kPulseaudioLoopbackForCast);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kPulseaudioLoopbackForScreenShare);
+
+enum class AudioBackend {
+ kAuto,
+ kPulseAudio,
+ kSndio,
+ kAlsa
+};
+
+MEDIA_EXPORT BASE_DECLARE_FEATURE(kAudioBackend);
+MEDIA_EXPORT extern const base::FeatureParam<
+ AudioBackend>
+ kAudioBackendParam;
#endif // BUILDFLAG(IS_LINUX)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kRecordMediaEngagementScores);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kRecordWebAudioEngagement);
-#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kReduceHardwareVideoDecoderBuffers);
#endif // BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kResumeBackgroundVideo);
@@ -363,7 +375,7 @@ MEDIA_EXPORT BASE_DECLARE_FEATURE(kUnifiedAutoplay);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kUseAndroidOverlayForSecureOnly);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kUseFakeDeviceForMediaStream);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kMediaStreamAccurateDroppedFrameCount);
-#if BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kAcceleratedVideoDecodeLinux);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kAcceleratedVideoDecodeLinuxGL);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kAcceleratedVideoEncodeLinux);
@@ -379,7 +391,7 @@ MEDIA_EXPORT BASE_DECLARE_FEATURE(kVaapiAV1TemporalLay
MEDIA_EXPORT BASE_DECLARE_FEATURE(kVaapiVp9SModeHWEncoding);
MEDIA_EXPORT BASE_DECLARE_FEATURE(kVSyncMjpegDecoding);
#endif // defined(ARCH_CPU_X86_FAMILY) && BUILDFLAG(IS_CHROMEOS)
-#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kV4L2H264TemporalLayerHWEncoding);
#endif // BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kVideoBlitColorAccuracy);
@@ -497,7 +509,7 @@ MEDIA_EXPORT BASE_DECLARE_FEATURE(kBackgroundListening
MEDIA_EXPORT BASE_DECLARE_FEATURE(kUseOutOfProcessVideoDecoding);
#endif // BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
-#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
MEDIA_EXPORT BASE_DECLARE_FEATURE(kUseOutOfProcessVideoEncoding);
#endif // BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
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