1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
--- media/base/media_switches.cc.orig 2025-11-01 06:40:37 UTC
+++ 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
@@ -368,13 +368,35 @@ BASE_FEATURE(kMacCatapLoopbackAudioForScreenShare,
BASE_FEATURE(kUseSCContentSharingPicker, 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, base::FEATURE_DISABLED_BY_DEFAULT);
// Enables system audio sharing using pulseaudio.
BASE_FEATURE(kPulseaudioLoopbackForScreenShare,
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
@@ -626,7 +648,7 @@ BASE_FEATURE(kFileDialogsTuckPictureInPicture,
// Show toolbar button that opens dialog for controlling media sessions.
BASE_FEATURE(kGlobalMediaControls,
-#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_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
@@ -644,7 +666,7 @@ BASE_FEATURE(kGlobalMediaControlsUpdatedUI, base::FEAT
#if !BUILDFLAG(IS_ANDROID)
// If enabled, users can request Media Remoting without fullscreen-in-tab.
BASE_FEATURE(kMediaRemotingWithoutFullscreen,
-#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_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
@@ -655,7 +677,7 @@ BASE_FEATURE(kMediaRemotingWithoutFullscreen,
// Show picture-in-picture button in Global Media Controls.
BASE_FEATURE(kGlobalMediaControlsPictureInPicture,
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_LINUX) || \
- BUILDFLAG(IS_CHROMEOS)
+ BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
base::FEATURE_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
@@ -677,7 +699,7 @@ BASE_FEATURE(kSuspendMediaForFrozenFrames, base::FEATU
// autoplay policy.
BASE_FEATURE(kUnifiedAutoplay, 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,
@@ -733,7 +755,7 @@ BASE_FEATURE(kVaapiVp9SModeHWEncoding, base::FEATURE_E
// Enables VSync aligned MJPEG decoding.
BASE_FEATURE(kVSyncMjpegDecoding, 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,
base::FEATURE_DISABLED_BY_DEFAULT);
@@ -1235,7 +1257,7 @@ BASE_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)
// Spawn utility processes to perform hardware encode acceleration instead of
// using the GPU process.
BASE_FEATURE(kUseOutOfProcessVideoEncoding, base::FEATURE_DISABLED_BY_DEFAULT);
@@ -1297,7 +1319,7 @@ BASE_FEATURE(kRecordMediaEngagementScores, base::FEATU
// Enables Media Engagement Index recording for Web Audio playbacks.
BASE_FEATURE(kRecordWebAudioEngagement, 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.
@@ -1565,7 +1587,7 @@ 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;
|
