On Sat, 2006-11-25 at 16:32 +0100, Emilio Scalise wrote:
> If you are using a recent alsa version (>1.0.11 I think, perhaps also
> 1.0.10, but I'm not sure..), you don't need to modify your asoundrc or
> asound.conf.
> Try to use default:1 as device. It should work out of the box.
> If not try to assign index 0 to the usb card (with module options) and
> use default device.
> 

Does not apply to USB devices - dmix must be configured manually.

Lee

> 2006/11/25, Denny Schierz <[EMAIL PROTECTED]>:
> > hi,
> >
> > i have two soundcards:
> >
> > ~$ cat /proc/asound/cards
> >  0 [SoundByLayout  ]: AppleOnbdAudio - SoundByLayout
> >                       SoundByLayout
> >  1 [default        ]: USB-Audio - C-Media USB Headphone Set
> >                       C-Media USB Headphone Set   at
> > usb-0001:10:1b.2-2.3, full speed
> >
> >
> >
> > i want to stream the sound from Amarok, so i need ices2 which grabs the
> > sound from the USB soundcard.
> >
> > in the ices2.config i have the following choice:
> >
> > <input>
> >       <module>alsa</module>
> >      <param name="rate">44100</param>
> >      <param name="channels">2</param>
> >     <param name="device">plughw:hw:0,0</param>
> >     <!-- Read metadata (from stdin by default, or -->
> >    <!-- filename defined below (if the latter, only on SIGUSR1) -->
> >       <param name="metadata">0</param>
> >       <param name="metadatafilename">test</param>
> > </input>
> >
> > i red, that i need a dmix setup, so that Amarok and ices2 get working
> > together.
> >
> > does anybody has a setup like my one?
> >
> > The onboard soundcard is never used.
> >
> > cu denny
> >
> >
> > ==========
> > USB Output
> >
> > Bus 002 Device 004: ID 0d8c:000c C-Media Electronics, Inc. Audio Adapter
> > Device Descriptor:
> >   bLength                18
> >   bDescriptorType         1
> >   bcdUSB               1.10
> >   bDeviceClass            0 (Defined at Interface level)
> >   bDeviceSubClass         0
> >   bDeviceProtocol         0
> >   bMaxPacketSize0        64
> >   idVendor           0x0d8c C-Media Electronics, Inc.
> >   idProduct          0x000c Audio Adapter
> >   bcdDevice            1.00
> >   iManufacturer           0
> >   iProduct                1
> >   iSerial                 0
> >   bNumConfigurations      1
> >   Configuration Descriptor:
> >     bLength                 9
> >     bDescriptorType         2
> >     wTotalLength          253
> >     bNumInterfaces          4
> >     bConfigurationValue     1
> >     iConfiguration          0
> >     bmAttributes         0xa0
> >       (Bus Powered)
> >       Remote Wakeup
> >     MaxPower              100mA
> >     Interface Descriptor:
> >       bLength                 9
> >       bDescriptorType         4
> >       bInterfaceNumber        0
> >       bAlternateSetting       0
> >       bNumEndpoints           0
> >       bInterfaceClass         1 Audio
> >       bInterfaceSubClass      1 Control Device
> >       bInterfaceProtocol      0
> >       iInterface              0
> >       AudioControl Interface Descriptor:
> >         bLength                10
> >         bDescriptorType        36
> >         bDescriptorSubtype      1 (HEADER)
> >         bcdADC               1.00
> >         wTotalLength          100
> >         bInCollection           2
> >         baInterfaceNr( 0)       1
> >         baInterfaceNr( 1)       2
> >       AudioControl Interface Descriptor:
> >         bLength                12
> >         bDescriptorType        36
> >         bDescriptorSubtype      2 (INPUT_TERMINAL)
> >         bTerminalID             1
> >         wTerminalType      0x0101 USB Streaming
> >         bAssocTerminal          0
> >         bNrChannels             2
> >         wChannelConfig     0x0003
> >           Left Front (L)
> >           Right Front (R)
> >         iChannelNames           0
> >         iTerminal               0
> >       AudioControl Interface Descriptor:
> >         bLength                12
> >         bDescriptorType        36
> >         bDescriptorSubtype      2 (INPUT_TERMINAL)
> >         bTerminalID             2
> >         wTerminalType      0x0201 Microphone
> >         bAssocTerminal          0
> >         bNrChannels             1
> >         wChannelConfig     0x0001
> >           Left Front (L)
> >         iChannelNames           0
> >         iTerminal               0
> >       AudioControl Interface Descriptor:
> >         bLength                 9
> >         bDescriptorType        36
> >         bDescriptorSubtype      3 (OUTPUT_TERMINAL)
> >         bTerminalID             6
> >         wTerminalType      0x0301 Speaker
> >         bAssocTerminal          0
> >         bSourceID               9
> >         iTerminal               0
> >       AudioControl Interface Descriptor:
> >         bLength                 9
> >         bDescriptorType        36
> >         bDescriptorSubtype      3 (OUTPUT_TERMINAL)
> >         bTerminalID             7
> >         wTerminalType      0x0101 USB Streaming
> >         bAssocTerminal          0
> >         bSourceID               8
> >         iTerminal               0
> >       AudioControl Interface Descriptor:
> >         bLength                 7
> >         bDescriptorType        36
> >         bDescriptorSubtype      5 (SELECTOR_UNIT)
> >         bUnitID                 8
> >         bNrInPins               1
> >         baSource( 0)           10
> >         iSelector               0
> >       AudioControl Interface Descriptor:
> >         bLength                10
> >         bDescriptorType        36
> >         bDescriptorSubtype      6 (FEATURE_UNIT)
> >         bUnitID                 9
> >         bSourceID              15
> >         bControlSize            1
> >         bmaControls( 0)      0x01
> >           Mute
> >         bmaControls( 1)      0x02
> >           Volume
> >         bmaControls( 2)      0x02
> >           Volume
> >         iFeature                0
> >       AudioControl Interface Descriptor:
> >         bLength                 9
> >         bDescriptorType        36
> >         bDescriptorSubtype      6 (FEATURE_UNIT)
> >         bUnitID                10
> >         bSourceID               2
> >         bControlSize            1
> >         bmaControls( 0)      0x43
> >           Mute
> >           Volume
> >           Automatic Gain
> >         bmaControls( 1)      0x00
> >         iFeature                0
> >       AudioControl Interface Descriptor:
> >         bLength                 9
> >         bDescriptorType        36
> >         bDescriptorSubtype      6 (FEATURE_UNIT)
> >         bUnitID                13
> >         bSourceID               2
> >         bControlSize            1
> >         bmaControls( 0)      0x03
> >           Mute
> >           Volume
> >         bmaControls( 1)      0x00
> >         iFeature                0
> >       AudioControl Interface Descriptor:
> >         bLength                13
> >         bDescriptorType        36
> >         bDescriptorSubtype      4 (MIXER_UNIT)
> >         bUnitID                15
> >         bNrInPins               2
> >         baSourceID( 0)          1
> >         baSourceID( 1)         13
> >         bNrChannels             2
> >         wChannelConfig     0x0003
> >           Left Front (L)
> >           Right Front (R)
> >         iChannelNames           0
> >         bmControls         0x00
> >         iMixer                  0
> >     Interface Descriptor:
> >       bLength                 9
> >       bDescriptorType         4
> >       bInterfaceNumber        1
> >       bAlternateSetting       0
> >       bNumEndpoints           0
> >       bInterfaceClass         1 Audio
> >       bInterfaceSubClass      2 Streaming
> >       bInterfaceProtocol      0
> >       iInterface              0
> >     Interface Descriptor:
> >       bLength                 9
> >       bDescriptorType         4
> >       bInterfaceNumber        1
> >       bAlternateSetting       1
> >       bNumEndpoints           1
> >       bInterfaceClass         1 Audio
> >       bInterfaceSubClass      2 Streaming
> >       bInterfaceProtocol      0
> >       iInterface              0
> >       AudioStreaming Interface Descriptor:
> >         bLength                 7
> >         bDescriptorType        36
> >         bDescriptorSubtype      1 (AS_GENERAL)
> >         bTerminalLink           1
> >         bDelay                  1 frames
> >         wFormatTag              1 PCM
> >       AudioStreaming Interface Descriptor:
> >         bLength                14
> >         bDescriptorType        36
> >         bDescriptorSubtype      2 (FORMAT_TYPE)
> >         bFormatType             1 (FORMAT_TYPE_I)
> >         bNrChannels             2
> >         bSubframeSize           2
> >         bBitResolution         16
> >         bSamFreqType            2 Discrete
> >         tSamFreq[ 0]        48000
> >         tSamFreq[ 1]        44100
> >       Endpoint Descriptor:
> >         bLength                 9
> >         bDescriptorType         5
> >         bEndpointAddress     0x01  EP 1 OUT
> >         bmAttributes            9
> >           Transfer Type            Isochronous
> >           Synch Type               Adaptive
> >           Usage Type               Data
> >         wMaxPacketSize     0x00c8  1x 200 bytes
> >         bInterval               1
> >         bRefresh                0
> >         bSynchAddress           0
> >         AudioControl Endpoint Descriptor:
> >           bLength                 7
> >           bDescriptorType        37
> >           bDescriptorSubtype      1 (EP_GENERAL)
> >           bmAttributes         0x01
> >             Sampling Frequency
> >           bLockDelayUnits         1 Milliseconds
> >           wLockDelay              1 Milliseconds
> >     Interface Descriptor:
> >       bLength                 9
> >       bDescriptorType         4
> >       bInterfaceNumber        2
> >       bAlternateSetting       0
> >       bNumEndpoints           0
> >       bInterfaceClass         1 Audio
> >       bInterfaceSubClass      2 Streaming
> >       bInterfaceProtocol      0
> >       iInterface              0
> >     Interface Descriptor:
> >       bLength                 9
> >       bDescriptorType         4
> >       bInterfaceNumber        2
> >       bAlternateSetting       1
> >       bNumEndpoints           1
> >       bInterfaceClass         1 Audio
> >       bInterfaceSubClass      2 Streaming
> >       bInterfaceProtocol      0
> >       iInterface              0
> >       AudioStreaming Interface Descriptor:
> >         bLength                 7
> >         bDescriptorType        36
> >         bDescriptorSubtype      1 (AS_GENERAL)
> >         bTerminalLink           7
> >         bDelay                  1 frames
> >         wFormatTag              1 PCM
> >       AudioStreaming Interface Descriptor:
> >         bLength                14
> >         bDescriptorType        36
> >         bDescriptorSubtype      2 (FORMAT_TYPE)
> >         bFormatType             1 (FORMAT_TYPE_I)
> >         bNrChannels             1
> >         bSubframeSize           2
> >         bBitResolution         16
> >         bSamFreqType            2 Discrete
> >         tSamFreq[ 0]        48000
> >         tSamFreq[ 1]        44100
> >       Endpoint Descriptor:
> >         bLength                 9
> >         bDescriptorType         5
> >         bEndpointAddress     0x82  EP 2 IN
> >         bmAttributes            5
> >           Transfer Type            Isochronous
> >           Synch Type               Asynchronous
> >           Usage Type               Data
> >         wMaxPacketSize     0x0064  1x 100 bytes
> >         bInterval               1
> >         bRefresh                0
> >         bSynchAddress           0
> >         AudioControl Endpoint Descriptor:
> >           bLength                 7
> >           bDescriptorType        37
> >           bDescriptorSubtype      1 (EP_GENERAL)
> >           bmAttributes         0x01
> >             Sampling Frequency
> >           bLockDelayUnits         0 Undefined
> >           wLockDelay              0 Undefined
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
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> >
> >
> >
> 
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