--- src/3rdparty/chromium/media/base/media_switches.cc.orig	2026-08-11 12:42:19 UTC
+++ src/3rdparty/chromium/media/base/media_switches.cc
@@ -19,7 +19,7 @@
 #include "ui/gl/gl_features.h"
 #include "ui/gl/gl_utils.h"
 
-#if BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
 #include "base/cpu.h"
 #endif
 
@@ -386,8 +386,8 @@ BASE_FEATURE(kUseSCContentSharingPicker,
              "UseSCContentSharingPicker",
              base::FEATURE_DISABLED_BY_DEFAULT);
 #endif  // BUILDFLAG(IS_MAC)
-
-#if BUILDFLAG(IS_LINUX)
+ 
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
 // Enables system audio mirroring using pulseaudio.
 BASE_FEATURE(kPulseaudioLoopbackForCast,
              "PulseaudioLoopbackForCast",
@@ -397,6 +397,28 @@ BASE_FEATURE(kPulseaudioLoopbackForScreenShare,
 BASE_FEATURE(kPulseaudioLoopbackForScreenShare,
              "PulseaudioLoopbackForScreenShare",
              base::FEATURE_DISABLED_BY_DEFAULT);
+
+BASE_FEATURE(kAudioBackend,
+             "AudioBackend",
+             base::FEATURE_ENABLED_BY_DEFAULT);
+
+constexpr base::FeatureParam<AudioBackend>::Option
+    kAudioBackendOptions[] = {
+        {AudioBackend::kAuto,
+         "auto"},
+        {AudioBackend::kPulseAudio, "pulseaudio"},
+        {AudioBackend::kSndio, "sndio"},
+        {AudioBackend::kAlsa, "alsa"}};
+
+const base::FeatureParam<AudioBackend>
+    kAudioBackendParam{
+        &kAudioBackend, "audio-backend",
+#if BUILDFLAG(IS_OPENBSD)
+        AudioBackend::kSndio,
+#elif BUILDFLAG(IS_FREEBSD)
+        AudioBackend::kAuto,
+#endif
+        &kAudioBackendOptions};
 #endif  // BUILDFLAG(IS_LINUX)
 
 // When enabled, MediaCapabilities will check with GPU Video Accelerator
@@ -720,7 +742,7 @@ BASE_FEATURE(kFileDialogsTuckPictureInPicture,
 #endif  // !BUILDFLAG(IS_ANDROID)
 
 // Show toolbar button that opens dialog for controlling media sessions.
-#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
 BASE_FEATURE(kGlobalMediaControls,
              "GlobalMediaControls",
              base::FEATURE_ENABLED_BY_DEFAULT);
@@ -744,7 +766,7 @@ BASE_FEATURE(kGlobalMediaControlsUpdatedUI,
 
 #if !BUILDFLAG(IS_ANDROID)
 // If enabled, users can request Media Remoting without fullscreen-in-tab.
-#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
 BASE_FEATURE(kMediaRemotingWithoutFullscreen,
              "MediaRemotingWithoutFullscreen",
              base::FEATURE_ENABLED_BY_DEFAULT);
@@ -757,7 +779,7 @@ BASE_FEATURE(kMediaRemotingWithoutFullscreen,
 
 // Show picture-in-picture button in Global Media Controls.
 #if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_LINUX) || \
-    BUILDFLAG(IS_CHROMEOS)
+    BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
 BASE_FEATURE(kGlobalMediaControlsPictureInPicture,
              "GlobalMediaControlsPictureInPicture",
              base::FEATURE_ENABLED_BY_DEFAULT);
@@ -795,7 +817,7 @@ BASE_FEATURE(kUnifiedAutoplay,
              "UnifiedAutoplay",
              base::FEATURE_ENABLED_BY_DEFAULT);
 
-#if BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
 // Enable vaapi/v4l2 video decoding on linux. This is already enabled by default
 // on chromeos, but needs an experiment on linux.
 BASE_FEATURE(kAcceleratedVideoDecodeLinux,
@@ -874,7 +896,7 @@ BASE_FEATURE(kVSyncMjpegDecoding,
              "VSyncMjpegDecoding",
              base::FEATURE_DISABLED_BY_DEFAULT);
 #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)
 // Enable H264 temporal layer encoding with V4L2 HW encoder on ChromeOS.
 BASE_FEATURE(kV4L2H264TemporalLayerHWEncoding,
              "V4L2H264TemporalLayerHWEncoding",
@@ -1477,7 +1499,7 @@ BASE_FEATURE(kUseOutOfProcessVideoDecoding,
 #endif
 #endif  // BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
 
-#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
 // Spawn utility processes to perform hardware encode acceleration instead of
 // using the GPU process.
 BASE_FEATURE(kUseOutOfProcessVideoEncoding,
@@ -1561,7 +1583,7 @@ BASE_FEATURE(kRecordWebAudioEngagement,
              "RecordWebAudioEngagement",
              base::FEATURE_ENABLED_BY_DEFAULT);
 
-#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
+#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)
 // Reduces the number of buffers needed in the output video frame pool to
 // populate the Renderer pipeline for hardware accelerated VideoDecoder in
 // non-low latency scenarios.
@@ -1890,7 +1912,7 @@ bool IsSystemLoopbackCaptureSupported() {
 #elif BUILDFLAG(IS_MAC)
   return (IsMacSckSystemLoopbackCaptureSupported() ||
           IsMacCatapSystemLoopbackCaptureSupported());
-#elif BUILDFLAG(IS_LINUX) && defined(USE_PULSEAUDIO)
+#elif (BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)) && defined(USE_PULSEAUDIO)
   return true;
 #else
   return false;