sound/cards/audigy-mixer.rst

5 This is based on sb-live-mixer.rst.
16 Digital mixer controls
19 These controls are built using the DSP instructions. They offer extended
20 functionality. Only the default build-in code in the ALSA driver is described
21 here. Note that the controls work as attenuators: the maximum value is the
23 is mentioned in multiple controls, the signal is accumulated and can be wrapped
30 	digital to analog converter
32 	analog to digital converter
34 	one-way three wire serial bus for digital sound by Philips Semiconductors
39 	a chip containing an analog mixer, DAC and ADC converters
42 FX-bus
48 ----------------------------------------
49 This control is used to attenuate samples for left and right front PCM FX-bus
55 -------------------------------------------
56 This control is used to attenuate samples for left and right surround PCM FX-bus
62 -----------------------------------------
63 This control is used to attenuate samples for center PCM FX-bus accumulator.
68 --------------------------------------
69 This control is used to attenuate sample for LFE PCM FX-bus accumulator.
74 ----------------------------------
75 This control is used to attenuate samples for left and right PCM FX-bus
81 ---------------------------------
82 This control is used to attenuate samples for left and right PCM FX-bus
88 ------------------------------------
89 This control is used to attenuate samples for left and right MIDI FX-bus
91 The result samples are forwarded to the front DAC PCM slots of the AC97 codec.
94 -----------------------------------
95 These controls are used to attenuate samples for left and right MIDI FX-bus
101 ----------------------------------
103 For Mic input is used AC97 codec. The result samples are forwarded to
105 capture FIFO (device 1 - 16bit/8KHz mono) too without volume control.
108 ---------------------------------
114 ----------------------------------------
120 ---------------------------------------
126 ---------------------------------------------
132 --------------------------------------------
138 ------------------------------------
144 -----------------------------------
149 name='Analog Mix Playback Volume',index=0
150 -----------------------------------------
153 DAC PCM slots of the Philips DAC. This contains mix from analog sources
156 name='Analog Mix Capture Volume',index=1
157 ----------------------------------------
163 -----------------------------------
169 ----------------------------------
175 ------------------------------------
181 ---------------------------------------
187 -------------------------------------
192 ----------------------------------
196 name='Tone Control - Switch',index=0
197 ------------------------------------
201 name='Tone Control - Bass',index=0
202 ----------------------------------
207 name='Tone Control - Treble',index=0
208 ------------------------------------
214 -------------------------------------
219 -------------------------------------------------
225 PCM stream related controls
228 name='EMU10K1 PCM Volume',index 0-31
229 ------------------------------------
230 Channel volume attenuation in range 0-0xffff. The maximum value (no
234 * 0 - mono, default 0xffff (no attenuation)
235 * 1 - left, default 0xffff (no attenuation)
236 * 2 - right, default 0xffff (no attenuation)
238 name='EMU10K1 PCM Send Routing',index 0-31
239 ------------------------------------------
240 This control specifies the destination - FX-bus accumulators. There 24
243 * 0 -  mono, A destination (FX-bus 0-63), default 0
244 * 1 -  mono, B destination (FX-bus 0-63), default 1
245 * 2 -  mono, C destination (FX-bus 0-63), default 2
246 * 3 -  mono, D destination (FX-bus 0-63), default 3
247 * 4 -  mono, E destination (FX-bus 0-63), default 0
248 * 5 -  mono, F destination (FX-bus 0-63), default 0
249 * 6 -  mono, G destination (FX-bus 0-63), default 0
250 * 7 -  mono, H destination (FX-bus 0-63), default 0
251 * 8 -  left, A destination (FX-bus 0-63), default 0
252 * 9 -  left, B destination (FX-bus 0-63), default 1
253 * 10 -  left, C destination (FX-bus 0-63), default 2
254 * 11 -  left, D destination (FX-bus 0-63), default 3
255 * 12 -  left, E destination (FX-bus 0-63), default 0
256 * 13 -  left, F destination (FX-bus 0-63), default 0
257 * 14 -  left, G destination (FX-bus 0-63), default 0
258 * 15 -  left, H destination (FX-bus 0-63), default 0
259 * 16 - right, A destination (FX-bus 0-63), default 0
260 * 17 - right, B destination (FX-bus 0-63), default 1
261 * 18 - right, C destination (FX-bus 0-63), default 2
262 * 19 - right, D destination (FX-bus 0-63), default 3
263 * 20 - right, E destination (FX-bus 0-63), default 0
264 * 21 - right, F destination (FX-bus 0-63), default 0
265 * 22 - right, G destination (FX-bus 0-63), default 0
266 * 23 - right, H destination (FX-bus 0-63), default 0
268 Don't forget that it's illegal to assign a channel to the same FX-bus accumulator
271 name='EMU10K1 PCM Send Volume',index 0-31
272 -----------------------------------------
273 It specifies the attenuation (amount) for given destination in range 0-255.
276 *  0 -  mono, A destination attn, default 255 (no attenuation)
277 *  1 -  mono, B destination attn, default 255 (no attenuation)
278 *  2 -  mono, C destination attn, default 0 (mute)
279 *  3 -  mono, D destination attn, default 0 (mute)
280 *  4 -  mono, E destination attn, default 0 (mute)
281 *  5 -  mono, F destination attn, default 0 (mute)
282 *  6 -  mono, G destination attn, default 0 (mute)
283 *  7 -  mono, H destination attn, default 0 (mute)
284 *  8 -  left, A destination attn, default 255 (no attenuation)
285 *  9 -  left, B destination attn, default 0 (mute)
286 * 10 -  left, C destination attn, default 0 (mute)
287 * 11 -  left, D destination attn, default 0 (mute)
288 * 12 -  left, E destination attn, default 0 (mute)
289 * 13 -  left, F destination attn, default 0 (mute)
290 * 14 -  left, G destination attn, default 0 (mute)
291 * 15 -  left, H destination attn, default 0 (mute)
292 * 16 - right, A destination attn, default 0 (mute)
293 * 17 - right, B destination attn, default 255 (no attenuation)
294 * 18 - right, C destination attn, default 0 (mute)
295 * 19 - right, D destination attn, default 0 (mute)
296 * 20 - right, E destination attn, default 0 (mute)
297 * 21 - right, F destination attn, default 0 (mute)
298 * 22 - right, G destination attn, default 0 (mute)
299 * 23 - right, H destination attn, default 0 (mute)
307 -------------------------------------
310 	AC97 Codec
316 	FX8010 - A DSP Chip Architecture for Audio Effects
320 ------------
335 -----------------------------------