Date: Mon, 3 Nov 2008 06:01:57 +0900 From: Norikatsu Shigemura <nork@FreeBSD.org> To: Alexander Motin <mav@FreeBSD.org> Cc: freebsd-multimedia@FreeBSD.org, nork@FreeBSD.org Subject: Re: How do I use AC3 codec instead of PCM like mplayer -ac hwac3 Message-ID: <20081103060157.4ce3ce50.nork@FreeBSD.org> In-Reply-To: <490E0898.5030809@FreeBSD.org> References: <20081103023207.68fb4ced.nork@FreeBSD.org> <490DED08.9010800@FreeBSD.org> <20081103045643.c6081414.nork@FreeBSD.org> <490E0898.5030809@FreeBSD.org>
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On Sun, 02 Nov 2008 22:07:52 +0200
Alexander Motin <mav@FreeBSD.org> wrote:
> Yes, comment out whole
> /* Declare soft PCM and master volume if needed. */
>
> if (pdevinfo->play >= 0) {
>
> ...
> }
> part.
> And disable vchans for pcm1 and pcm2:
> sysctl dev.pcm.1.play.vchans=0
> sysctl dev.pcm.2.play.vchans=0
Thank you! It looks good! But, Sorry, I don't have any S/PDIF
and HDMI devices. So I didn't confirm with hearing from speaker.
But I can get S/PDIF speaker! :D
case of hw.snd.default_unit=1
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
:
==========================================================================
Forced audio codec: hwac3
Opening audio decoder: [hwac3] AC3/DTS pass-through S/PDIF
dec_audio: Allocating 8192 bytes for input buffer.
dec_audio: Allocating 16384 + 65536 = 81920 bytes for output buffer.
No accelerated IMDCT transform found
hwac3: switched to AC3, 448000 bps, 48000 Hz
AUDIO: 48000 Hz, 2 ch, ac3, 448.0 kbit/29.17% (ratio: 56000->192000)
Selected audio codec: [hwac3] afm: hwac3 (AC3 through S/PDIF)
==========================================================================
Building audio filter chain for 48000Hz/2ch/ac3 -> 0Hz/0ch/??...
[libaf] Adding filter dummy
[dummy] Was reinitialized: 48000Hz/2ch/ac3
[dummy] Was reinitialized: 48000Hz/2ch/ac3
ao2: 48000 Hz 2 chans ac3
audio_setup: using '/dev/dsp' dsp device
audio_setup: using '/dev/mixer' mixer device
audio_setup: using 'pcm' mixer device
audio_setup: sample format: ac3 (requested: ac3)
audio_setup: frags: 32/32 (512 bytes/frag) free: 16384
AO: [oss] 48000Hz 2ch ac3 (1 bytes per sample)
AO: Description: OSS/ioctl audio output
AO: Author: A'rpi
Building audio filter chain for 48000Hz/2ch/ac3 -> 48000Hz/2ch/ac3...
[dummy] Was reinitialized: 48000Hz/2ch/ac3
[dummy] Was reinitialized: 48000Hz/2ch/ac3
Starting playback...
:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
case of hw.snd.default_unit=1
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
:
==========================================================================
Forced audio codec: hwac3
Opening audio decoder: [hwac3] AC3/DTS pass-through S/PDIF
dec_audio: Allocating 8192 bytes for input buffer.
dec_audio: Allocating 16384 + 65536 = 81920 bytes for output buffer.
No accelerated IMDCT transform found
hwac3: switched to AC3, 448000 bps, 48000 Hz
AUDIO: 48000 Hz, 2 ch, ac3, 448.0 kbit/29.17% (ratio: 56000->192000)
Selected audio codec: [hwac3] afm: hwac3 (AC3 through S/PDIF)
==========================================================================
Building audio filter chain for 48000Hz/2ch/ac3 -> 0Hz/0ch/??...
[libaf] Adding filter dummy
[dummy] Was reinitialized: 48000Hz/2ch/ac3
[dummy] Was reinitialized: 48000Hz/2ch/ac3
ao2: 48000 Hz 2 chans ac3
audio_setup: using '/dev/dsp' dsp device
audio_setup: using '/dev/mixer' mixer device
audio_setup: using 'pcm' mixer device
audio_setup: sample format: ac3 (requested: ac3)
audio_setup: frags: 32/32 (512 bytes/frag) free: 16384
AO: [oss] 48000Hz 2ch ac3 (1 bytes per sample)
AO: Description: OSS/ioctl audio output
AO: Author: A'rpi
Building audio filter chain for 48000Hz/2ch/ac3 -> 48000Hz/2ch/ac3...
[dummy] Was reinitialized: 48000Hz/2ch/ac3
[dummy] Was reinitialized: 48000Hz/2ch/ac3
Starting playback...
:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
--
Norikatsu Shigemura <nork@FreeBSD.org>
--Multipart=_Mon__3_Nov_2008_06_01_57_+0900_i0wLV1BMjWeGqm_f
Content-Type: text/plain;
name="dmesg.snd_hda.txt.diff"
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filename="dmesg.snd_hda.txt.diff"
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--- dmesg.snd_hda.txt 2008-11-03 02:13:54.016366831 +0900
+++ dmesg.snd_hda.txt.2 2008-11-03 05:34:47.487079858 +0900
@@ -45,7 +45,7 @@
pci0:0:20:2: reprobing on driver added
hdac0: <ATI SB600 High Definition Audio Controller> mem 0xf0500000-0xf0503fff irq 16 at device 20.2 on pci0
hdac0: HDA Driver Revision: 20081030_0115
-ioapic0: Assigning PCI IRQ 16 to local APIC 1
+ioapic0: Assigning PCI IRQ 16 to local APIC 0
ioapic0: routing intpin 16 (PCI IRQ 16) to vector 53
hdac0: [MPSAFE]
hdac0: [ITHREAD]
@@ -848,7 +848,6 @@
pcm0: +- ctl 15 (nid 12 in 1): mute
pcm0: +- ctl 63 (nid 35 in 10): mute
pcm0:
-pcm0: Enabling Soft PCM volume
pcm0: Mixer "vol":
pcm0: Mixer "pcm":
pcm0: Mixer "speaker":
@@ -858,10 +857,9 @@
pcm0: Mixer "rec":
pcm0: Mixer "ogain":
pcm0: Mixer "monitor":
-pcm0: Soft PCM mixer ENABLED
pcm0: clone manager: deadline=750ms flags=0x8000001e
-pcm0: sndbuf_setmap 2ecd0000, 4000; 0xfffffffea2324000 -> 2ecd0000
-pcm0: sndbuf_setmap 25710000, 4000; 0xfffffffea2334000 -> 25710000
+pcm0: sndbuf_setmap 38f30000, 4000; 0xfffffffea2324000 -> 38f30000
+pcm0: sndbuf_setmap a96e0000, 4000; 0xfffffffea2334000 -> a96e0000
pcm1: <HDA Realtek ALC888 PCM #1> at cad 0 nid 1 on hdac0
pcm1: +--------------------------------------+
pcm1: | DUMPING PCM Playback/Record Channels |
@@ -889,13 +887,8 @@
pcm1: | DUMPING Volume Controls |
pcm1: +-------------------------+
pcm1:
-pcm1: Forcing Soft PCM volume
-pcm1: Forcing master volume with PCM
-pcm1: Mixer "vol" -> "none": child=0x00000010
-pcm1: Mixer "pcm": parent="vol"
-pcm1: Soft PCM mixer ENABLED
pcm1: clone manager: deadline=750ms flags=0x8000001e
-pcm1: sndbuf_setmap 28ba0000, 4000; 0xfffffffea2344000 -> 28ba0000
+pcm1: sndbuf_setmap a9620000, 4000; 0xfffffffea2344000 -> a9620000
pcm2: <HDA ATI (Unknown) PCM #0> at cad 0 nid 1 on hdac1
pcm2: +--------------------------------------+
pcm2: | DUMPING PCM Playback/Record Channels |
@@ -923,10 +916,5 @@
pcm2: | DUMPING Volume Controls |
pcm2: +-------------------------+
pcm2:
-pcm2: Forcing Soft PCM volume
-pcm2: Forcing master volume with PCM
-pcm2: Mixer "vol" -> "none": child=0x00000010
-pcm2: Mixer "pcm": parent="vol"
-pcm2: Soft PCM mixer ENABLED
pcm2: clone manager: deadline=750ms flags=0x8000001e
-pcm2: sndbuf_setmap 28b90000, 4000; 0xfffffffea2354000 -> 28b90000
+pcm2: sndbuf_setmap a9600000, 4000; 0xfffffffea2354000 -> a9600000
--Multipart=_Mon__3_Nov_2008_06_01_57_+0900_i0wLV1BMjWeGqm_f
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name="sysctl.snd_hda.txt.diff"
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filename="sysctl.snd_hda.txt.diff"
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--- sysctl.snd_hda.txt 2008-11-03 02:12:18.973311505 +0900
+++ sysctl.snd_hda.txt.2 2008-11-03 05:48:29.342878364 +0900
@@ -40,14 +40,10 @@
dev.pcm.1.%desc: HDA Realtek ALC888 PCM #1
dev.pcm.1.%driver: pcm
dev.pcm.1.%parent: hdac0
-dev.pcm.1.play.vchans: 1
-dev.pcm.1.play.vchanrate: 48000
-dev.pcm.1.play.vchanformat: s16le
+dev.pcm.1.play.vchans: 0
dev.pcm.1.buffersize: 16384
dev.pcm.2.%desc: HDA ATI (Unknown) PCM #0
dev.pcm.2.%driver: pcm
dev.pcm.2.%parent: hdac1
-dev.pcm.2.play.vchans: 1
-dev.pcm.2.play.vchanrate: 48000
-dev.pcm.2.play.vchanformat: s16le
+dev.pcm.2.play.vchans: 0
dev.pcm.2.buffersize: 16384
--Multipart=_Mon__3_Nov_2008_06_01_57_+0900_i0wLV1BMjWeGqm_f
Content-Type: text/plain;
name="hdac.c.diff"
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filename="hdac.c.diff"
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--- sys/dev/sound/pci/hda/hdac.c.orig 2008-11-02 14:42:38.116879000 +0900
+++ sys/dev/sound/pci/hda/hdac.c 2008-11-03 05:22:08.359475698 +0900
@@ -3485,7 +3485,7 @@
struct hdac_widget *w, *cw;
struct hdac_audio_ctl *ctl;
uint32_t mask, recmask, id;
- int i, j, softpcmvol;
+ int i, j;
hdac_lock(sc);
@@ -3549,8 +3549,10 @@
}
}
+#if 0
/* Declare soft PCM and master volume if needed. */
if (pdevinfo->play >= 0) {
+ int softpcmvol;
ctl = NULL;
if ((mask & SOUND_MASK_PCM) == 0 ||
(devinfo->function.audio.quirks & HDA_QUIRK_SOFTPCMVOL)) {
@@ -3593,6 +3595,7 @@
);
}
}
+#endif
recmask &= (1 << SOUND_MIXER_NRDEVICES) - 1;
mask &= (1 << SOUND_MIXER_NRDEVICES) - 1;
--Multipart=_Mon__3_Nov_2008_06_01_57_+0900_i0wLV1BMjWeGqm_f--
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