Keywords - C

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capture

about

· Capturing audio data · Pulse Code Modulation (PCM) devices ·

capabilities

getting

· Configuring the PCM device · snd_pcm_channel_info · snd_pcm_plugin_info ·

structure

· Configuring the PCM device · snd_pcm_channel_info_t ·

channel direction

· Opening your PCM device ·

data, selecting

· Selecting what to capture ·

device

configuring

· Configuring the PCM device ·

duplex mode

· snd_pcm_info_t · snd_pcm_open ·

opening

· Opening your PCM device ·

example

· waverec.c example ·

flushing

· snd_pcm_capture_flush · snd_pcm_channel_flush · snd_pcm_plugin_flush · Stopping the capture ·

information

· snd_ctl_pcm_channel_info ·

mixer groups

· Mixer Architecture ·

opening channel for

· snd_pcm_open · snd_pcm_open_preferred ·

overrun

· Capture states · If the PCM subchannel stops during capture · PCM state machine · Preparing the PCM subchannel · snd_pcm_channel_status_t ·

rollover

· snd_pcm_channel_params_t ·

parameters

setting

· Configuring the PCM device · snd_pcm_channel_params · snd_pcm_plugin_params ·

structure

· Configuring the PCM device · snd_pcm_channel_params_t ·

preparing

· Preparing the PCM subchannel · snd_pcm_capture_prepare · snd_pcm_channel_prepare · snd_pcm_plugin_prepare ·

reading data

· Receiving data from the PCM subchannel · snd_pcm_plugin_read · snd_pcm_read ·

setup

getting

· Configuring the PCM device · snd_pcm_channel_setup · snd_pcm_plugin_setup ·

structure

· Configuring the PCM device · snd_pcm_channel_setup_t ·

states

· Capture states ·

status

getting

· snd_pcm_channel_status · snd_pcm_plugin_status · Synchronizing with the PCM subchannel ·

structure

· snd_pcm_channel_status_t · Synchronizing with the PCM subchannel ·

stopping

· Stopping the capture ·

subchannel

closing

· Closing the PCM subchannel ·

synchronizing

· If the PCM subchannel stops during capture · Synchronizing with the PCM subchannel ·

cards

about

· Cards and devices ·

counting

· snd_cards ·

hardware information

getting

· snd_ctl_hw_info ·

structure

· snd_ctl_hw_info_t ·

listing

· snd_cards_list ·

name, getting

common

· snd_card_get_name ·

long

· snd_card_get_longname ·

number, getting from name

· snd_card_name ·

control device

about

· Control device ·

callbacks

· snd_ctl_callbacks_t ·

closing

· snd_ctl_close ·

connection handle

· snd_ctl_open ·

file descriptor, getting

· snd_ctl_file_descriptor ·

opening

· snd_ctl_open ·

reading from

· snd_ctl_read ·

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