Pulse - Revision history

Johnno at 04:22, 26 May 2012

2012-05-26T04:22:36Z

2012-05-26T04:20:21Z

2012-05-26T04:17:27Z

2012-05-26T04:16:39Z

2012-05-26T04:07:51Z

2011-09-13T16:06:29Z

2010-08-24T10:07:58Z

New page: sudo apt-get install gstreamer0.10-alsa gnome-alsamixer sudo apt-get purge pulseaudio gstreamer0.10-pulseaudio

New page

sudo apt-get install gstreamer0.10-alsa gnome-alsamixer
sudo apt-get purge pulseaudio gstreamer0.10-pulseaudio

← Older revision		Revision as of 04:22, 26 May 2012
Line 18:		Line 18:

	== Dolby Digital and DTS "pass-through" streaming ==		== Dolby Digital and DTS "pass-through" streaming ==
−	There isn't currently a way to pipe the Dolby Digital or DTS streams directly to the amplifier without abandoning Pulse altogether and reverting to ALSA. However, these days decoding even 24/96 surround in Pulse uses pretty negligible CPU, and ~~even when using~~ ALSA it blocks the audio device. It also means you can enjoy all those annoying alarms, random pop-up beeps and messaging alerts while you watch your movies.	+	There isn't currently a way to pipe the Dolby Digital or DTS streams directly to the amplifier without abandoning Pulse altogether and reverting to ALSA. However, these days decoding even 24/96 surround in Pulse uses pretty negligible CPU, and pass-through ALSA blocks the audio device anyway. This way also means you can enjoy all those annoying alarms, random pop-up beeps and messaging alerts while you watch your movies.

@@ Line 1: / Line 1: @@
-If you have spent days and days fucking around trying to get sound to work with your NVidia 220GT HDMI, you have to use hw:0,7 not hw:0,3 which is the first thing pulse sees, and you need to unmute it in ALSA.
+If you have spent days and days fucking around trying to get sound to work with your NVidia 220GT HDMI, you have to use hw:0,7 (not hw:0,3 which is, it turns out, the first AND ONLY thing Pulse sees), and then you need to unmute it in ALSA.
   sudo apt-get install alsamixergui
-Run alsamixergui and UNMUTE ALL FOUR FUCKING SPDIF CHANNELS.
+Run alsamixergui and UNMUTE ALL FOUR SPDIF CHANNELS. It was apparently decided that leaving them muted by default was the sensible and least frustrating thing to do.
 == Support for 24 bit 96 kHz audio ==

← Older revision		Revision as of 04:17, 26 May 2012
Line 18:		Line 18:

	== Dolby Digital and DTS "pass-through" streaming ==		== Dolby Digital and DTS "pass-through" streaming ==
−	There isn't currently a way to pipe the Dolby Digital or DTS streams directly to the amplifier without abandoning Pulse altogether and reverting to ALSA. However, these days decoding even 24/96 surround in Pulse uses pretty negligible CPU, and ~~this way you can play them without~~ it ~~blocking~~ the audio device. It also means you can enjoy all those annoying alarms, random pop-up beeps and messaging alerts while you watch your movies.	+	There isn't currently a way to pipe the Dolby Digital or DTS streams directly to the amplifier without abandoning Pulse altogether and reverting to ALSA. However, these days decoding even 24/96 surround in Pulse uses pretty negligible CPU, and even when using ALSA it blocks the audio device. It also means you can enjoy all those annoying alarms, random pop-up beeps and messaging alerts while you watch your movies.

@@ Line 2: / Line 2: @@
   sudo apt-get install alsamixergui
 Run alsamixergui and UNMUTE ALL FOUR FUCKING SPDIF CHANNELS.
 == Surround sound ==
-Since I have a surround HDMI amplifier, I use this in ''/etc/pulse/default.pa'' after the autodetect phase (which you might still want when you plug in USB devices for instance):
+Since I have a surround HDMI amplifier, I use this in ''/etc/pulse/default.pa'' after the autodetect phase (which you might still want for when you plug in USB devices, for instance):
   load-module module-alsa-sink device=hw:0,7 channels=6 \
     channel_map=front-left,front-right,rear-left,rear-right,front-center,lfe
@@ Line 12: / Line 17: @@
   default-channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe
-== Support for 24 bit 96 kHz audio ==
+== Dolby Digital and DTS "pass-through" streaming ==
-Make Pulse use 32 bit samples in ''/etc/pulse/daemon.conf'' and bump up the sample rate:
+There isn't currently a way to pipe the Dolby Digital or DTS streams directly to the amplifier without abandoning Pulse altogether and reverting to ALSA. However, these days decoding even 24/96 surround in Pulse uses pretty negligible CPU, and this way you can play them without it blocking the audio device. It also means you can enjoy all those annoying alarms, random pop-up beeps and messaging alerts while you watch your movies.

@@ Line 1: / Line 1: @@
 If you have spent days and days fucking around trying to get sound to work with your NVidia 220GT HDMI, you have to use hw:0,7 not hw:0,3 which is the first thing pulse sees, and you need to unmute it in ALSA.
   sudo apt-get install alsamixergui
-Run alsamixergui and UNMUTE ALL FOUR FUCKING SPDIF CHANNELS. Then, add this to the end of /etc/pulse/default.pa:
+Run alsamixergui and UNMUTE ALL FOUR FUCKING SPDIF CHANNELS.
   load-module module-alsa-sink device=hw:0,7 channels=6 \
-    channel_map=front-left,front-right,front-center,lfe,rear-left,rear-right
+    channel_map=front-left,front-right,rear-left,rear-right,front-center,lfe
-Alternatively, ditch the piece of shit and use ALSA instead:
+== Support for 24 bit 96 kHz audio ==
-  sudo apt-get install gstreamer0.10-alsa gnome-alsamixer
+Make Pulse use 32 bit samples in ''/etc/pulse/daemon.conf'' and bump up the sample rate:
-  sudo apt-get purge pulseaudio gstreamer0.10-pulseaudio
+  default-sample-format = s32le

← Older revision		Revision as of 16:06, 13 September 2011
Line 1:		Line 1:
		+	If you have spent days and days fucking around trying to get sound to work with your NVidia 220GT HDMI, you have to use hw:0,7 not hw:0,3 which is the first thing pulse sees, and you need to unmute it in ALSA.
		+	sudo apt-get install alsamixergui
		+	Run alsamixergui and UNMUTE ALL FOUR FUCKING SPDIF CHANNELS. Then, add this to the end of /etc/pulse/default.pa:
		+	load-module module-alsa-sink device=hw:0,7 channels=6 \
		+	channel_map=front-left,front-right,front-center,lfe,rear-left,rear-right
		+
		+	Alternatively, ditch the piece of shit and use ALSA instead:
	sudo apt-get install gstreamer0.10-alsa gnome-alsamixer		sudo apt-get install gstreamer0.10-alsa gnome-alsamixer
	sudo apt-get purge pulseaudio gstreamer0.10-pulseaudio		sudo apt-get purge pulseaudio gstreamer0.10-pulseaudio