<?xml version='1.0' encoding='UTF-8' standalone='no'?>
<doxygen xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="compound.xsd" version="1.7.3">
<compounddef id="classaudio__alsa__source" kind="class" prot="public">
<compoundname>audio_alsa_source</compoundname>
<basecompoundref refid="classgr__sync__block" prot="public" virt="non-virtual">gr_sync_block</basecompoundref>
<includes refid="audio__alsa__source_8h" local="no">audio_alsa_source.h</includes>
<sectiondef kind="private-type">
<memberdef kind="typedef" id="classaudio__alsa__source_1a4170b4ddd374b3d6b615150d587fe010" prot="private" static="no">
<type>int(audio_alsa_source::*</type>
<definition>typedef int(audio_alsa_source::* audio_alsa_source::work_t)(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</definition>
<argsstring>)(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_t</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="67" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="65" bodyend="-1"/>
</memberdef>
</sectiondef>
<sectiondef kind="private-attrib">
<memberdef kind="variable" id="classaudio__alsa__source_1ae6b40e0dddfcd025aaca4ce0cb185a8f" prot="private" static="no" mutable="no">
<type>unsigned int</type>
<definition>unsigned int audio_alsa_source::d_sampling_rate</definition>
<argsstring></argsstring>
<name>d_sampling_rate</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="69" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="69" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1aacba4587073d5177c0408b92e9665690" prot="private" static="no" mutable="no">
<type>std::string</type>
<definition>std::string audio_alsa_source::d_device_name</definition>
<argsstring></argsstring>
<name>d_device_name</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="70" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="70" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a303f9f74322eda73d0aca7ba83f5d3cd" prot="private" static="no" mutable="no">
<type>snd_pcm_t *</type>
<definition>snd_pcm_t* audio_alsa_source::d_pcm_handle</definition>
<argsstring></argsstring>
<name>d_pcm_handle</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="71" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="71" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a5520d856858e8879a385b76e7f7d3958" prot="private" static="no" mutable="no">
<type>snd_pcm_hw_params_t *</type>
<definition>snd_pcm_hw_params_t* audio_alsa_source::d_hw_params</definition>
<argsstring></argsstring>
<name>d_hw_params</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="72" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="72" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a59562291b863f41e43a9bdc332453c3a" prot="private" static="no" mutable="no">
<type>snd_pcm_sw_params_t *</type>
<definition>snd_pcm_sw_params_t* audio_alsa_source::d_sw_params</definition>
<argsstring></argsstring>
<name>d_sw_params</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="73" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="73" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1af83d28d3bb01cc1e77f2a4cc8e333207" prot="private" static="no" mutable="no">
<type>snd_pcm_format_t</type>
<definition>snd_pcm_format_t audio_alsa_source::d_format</definition>
<argsstring></argsstring>
<name>d_format</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="74" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="74" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a2d69357ceafedce670317c680eab9aab" prot="private" static="no" mutable="no">
<type>unsigned int</type>
<definition>unsigned int audio_alsa_source::d_nperiods</definition>
<argsstring></argsstring>
<name>d_nperiods</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="75" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="75" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a5073e0dd8d1a4925ab33df95dd4041fa" prot="private" static="no" mutable="no">
<type>unsigned int</type>
<definition>unsigned int audio_alsa_source::d_period_time_us</definition>
<argsstring></argsstring>
<name>d_period_time_us</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="76" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="76" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a8975702f6869bc7babbf6eef41fe78c1" prot="private" static="no" mutable="no">
<type>snd_pcm_uframes_t</type>
<definition>snd_pcm_uframes_t audio_alsa_source::d_period_size</definition>
<argsstring></argsstring>
<name>d_period_size</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="77" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="77" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a4010ac9ab5e073c479246b8e52625677" prot="private" static="no" mutable="no">
<type>unsigned int</type>
<definition>unsigned int audio_alsa_source::d_buffer_size_bytes</definition>
<argsstring></argsstring>
<name>d_buffer_size_bytes</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="78" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="78" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a0fe945b6efdb408b382bf7f546612fc1" prot="private" static="no" mutable="no">
<type>char *</type>
<definition>char* audio_alsa_source::d_buffer</definition>
<argsstring></argsstring>
<name>d_buffer</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="79" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="79" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a889d04d2c77b6d966b1e0eae275c88bf" prot="private" static="no" mutable="no">
<type>work_t</type>
<definition>work_t audio_alsa_source::d_worker</definition>
<argsstring></argsstring>
<name>d_worker</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="80" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="80" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a4609151021fe31477cd7a1af9cfb267c" prot="private" static="no" mutable="no">
<type>unsigned int</type>
<definition>unsigned int audio_alsa_source::d_hw_nchan</definition>
<argsstring></argsstring>
<name>d_hw_nchan</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="81" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="81" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1af25b2768855f3a5d297614165e1d1c8e" prot="private" static="no" mutable="no">
<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<definition>bool audio_alsa_source::d_special_case_stereo_to_mono</definition>
<argsstring></argsstring>
<name>d_special_case_stereo_to_mono</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="82" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="82" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a22a42543f510105777ead4213896bc4d" prot="private" static="no" mutable="no">
<type>int</type>
<definition>int audio_alsa_source::d_noverruns</definition>
<argsstring></argsstring>
<name>d_noverruns</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="85" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="85" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__source_1a8ecc7e33e08fa2ab5cd5d790acd76cd9" prot="private" static="no" mutable="no">
<type>int</type>
<definition>int audio_alsa_source::d_nsuspends</definition>
<argsstring></argsstring>
<name>d_nsuspends</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="86" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="86" bodyend="-1"/>
</memberdef>
</sectiondef>
<sectiondef kind="friend">
<memberdef kind="friend" id="classaudio__alsa__source_1a579eec596236a613243b71f2e4708786" prot="private" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>friend <ref refid="classboost_1_1shared__ptr" kindref="compound">audio_alsa_source_sptr</ref></type>
<definition>audio_alsa_source_sptr audio_alsa_make_source</definition>
<argsstring>(int sampling_rate, const std::string device_name, bool ok_to_block)</argsstring>
<name>audio_alsa_make_source</name>
<param>
<type>int</type>
<declname>sampling_rate</declname>
</param>
<param>
<type>const std::string</type>
<declname>device_name</declname>
</param>
<param>
<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<declname>ok_to_block</declname>
</param>
<briefdescription>
<para>Make an ALSA audio source. </para> </briefdescription>
<detaileddescription>
<para><parameterlist kind="param"><parameteritem>
<parameternamelist>
<parametername>sampling_rate</parametername>
</parameternamelist>
<parameterdescription>
<para>sampling rate </para></parameterdescription>
</parameteritem>
<parameteritem>
<parameternamelist>
<parametername>device_name</parametername>
</parameternamelist>
<parameterdescription>
<para>ALSA pcm device name, e.g., "hw:0,0" </para></parameterdescription>
</parameteritem>
<parameteritem>
<parameternamelist>
<parametername>ok_to_block</parametername>
</parameternamelist>
<parameterdescription>
<para>(currently ignored) </para></parameterdescription>
</parameteritem>
</parameterlist>
</para> </detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="62"/>
</memberdef>
</sectiondef>
<sectiondef kind="private-func">
<memberdef kind="function" id="classaudio__alsa__source_1a985c71f276ad6bb41ae78aef93f81328" prot="private" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>void</type>
<definition>void audio_alsa_source::output_error_msg</definition>
<argsstring>(const char *msg, int err)</argsstring>
<name>output_error_msg</name>
<param>
<type>const char *</type>
<declname>msg</declname>
</param>
<param>
<type>int</type>
<declname>err</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="88"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a0589eba91b5582d6f500e586c6c8fe87" prot="private" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>void</type>
<definition>void audio_alsa_source::bail</definition>
<argsstring>(const char *msg, int err)</argsstring>
<name>bail</name>
<param>
<type>const char *</type>
<declname>msg</declname>
</param>
<param>
<type>int</type>
<declname>err</declname>
</param>
<exceptions> throw (std::runtime_error)</exceptions>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="89"/>
</memberdef>
</sectiondef>
<sectiondef kind="protected-func">
<memberdef kind="function" id="classaudio__alsa__source_1a649dab0633499841e120b5613cc8d594" prot="protected" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type></type>
<definition>audio_alsa_source::audio_alsa_source</definition>
<argsstring>(int sampling_rate, const std::string device_name, bool ok_to_block)</argsstring>
<name>audio_alsa_source</name>
<param>
<type>int</type>
<declname>sampling_rate</declname>
</param>
<param>
<type>const std::string</type>
<declname>device_name</declname>
</param>
<param>
<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<declname>ok_to_block</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="93"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1abea503b4c1d103cd86acfeb899c7ce75" prot="protected" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<definition>bool audio_alsa_source::read_buffer</definition>
<argsstring>(void *buffer, unsigned nframes, unsigned sizeof_frame)</argsstring>
<name>read_buffer</name>
<param>
<type>void *</type>
<declname>buffer</declname>
</param>
<param>
<type>unsigned</type>
<declname>nframes</declname>
</param>
<param>
<type>unsigned</type>
<declname>sizeof_frame</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="105"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a35daa0aaf4b002a8159e4371b188bb39" prot="protected" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>int</type>
<definition>int audio_alsa_source::work_s16</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_s16</name>
<param>
<type>int</type>
<declname>noutput_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_const_void_star</ref> &</type>
<declname>input_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_void_star</ref> &</type>
<declname>output_items</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="109"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a94c795f3196f8ade2b554d6eb0a65661" prot="protected" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>int</type>
<definition>int audio_alsa_source::work_s16_2x1</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_s16_2x1</name>
<param>
<type>int</type>
<declname>noutput_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_const_void_star</ref> &</type>
<declname>input_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_void_star</ref> &</type>
<declname>output_items</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="113"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a6145b55ed3f36a0cc004ab18aa636665" prot="protected" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>int</type>
<definition>int audio_alsa_source::work_s32</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_s32</name>
<param>
<type>int</type>
<declname>noutput_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_const_void_star</ref> &</type>
<declname>input_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_void_star</ref> &</type>
<declname>output_items</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="117"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a41e49e372908d5529361f954bcf2981b" prot="protected" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type>int</type>
<definition>int audio_alsa_source::work_s32_2x1</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_s32_2x1</name>
<param>
<type>int</type>
<declname>noutput_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_const_void_star</ref> &</type>
<declname>input_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_void_star</ref> &</type>
<declname>output_items</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="121"/>
</memberdef>
</sectiondef>
<sectiondef kind="public-func">
<memberdef kind="function" id="classaudio__alsa__source_1a71b55d76c09f5419b2f5c5951516d82b" prot="public" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
<type></type>
<definition>audio_alsa_source::~audio_alsa_source</definition>
<argsstring>()</argsstring>
<name>~audio_alsa_source</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="96"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a651f6ef311533a94ec48fdc95fac8a35" prot="public" static="no" const="no" explicit="no" inline="no" virt="virtual">
<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<definition>bool audio_alsa_source::check_topology</definition>
<argsstring>(int ninputs, int noutputs)</argsstring>
<name>check_topology</name>
<reimplements refid="classgr__basic__block_1a50a714df9c3ce8c03854a09ac84e589b">check_topology</reimplements>
<param>
<type>int</type>
<declname>ninputs</declname>
</param>
<param>
<type>int</type>
<declname>noutputs</declname>
</param>
<briefdescription>
<para>Confirm that ninputs and noutputs is an acceptable combination. </para> </briefdescription>
<detaileddescription>
<para><parameterlist kind="param"><parameteritem>
<parameternamelist>
<parametername>ninputs</parametername>
</parameternamelist>
<parameterdescription>
<para>number of input streams connected </para></parameterdescription>
</parameteritem>
<parameteritem>
<parameternamelist>
<parametername>noutputs</parametername>
</parameternamelist>
<parameterdescription>
<para>number of output streams connected</para></parameterdescription>
</parameteritem>
</parameterlist>
<simplesect kind="return"><para>true if this is a valid configuration for this block.</para></simplesect>
This function is called by the runtime system whenever the topology changes. Most classes do not need to override this. This check is in addition to the constraints specified by the input and output gr_io_signatures. </para> </detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="98"/>
</memberdef>
<memberdef kind="function" id="classaudio__alsa__source_1a0f907b970211c0b6d16ac64e53d62a2a" prot="public" static="no" const="no" explicit="no" inline="no" virt="virtual">
<type>int</type>
<definition>int audio_alsa_source::work</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work</name>
<reimplements refid="classgr__sync__block_1a0c523f4285a6eb690f677ee6295ab117">work</reimplements>
<param>
<type>int</type>
<declname>noutput_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_const_void_star</ref> &</type>
<declname>input_items</declname>
</param>
<param>
<type><ref refid="classstd_1_1vector" kindref="compound">gr_vector_void_star</ref> &</type>
<declname>output_items</declname>
</param>
<briefdescription>
<para>just like <ref refid="classgr__block_1a137b93d87dc83bbdb6369d33f4ea8197" kindref="member">gr_block::general_work</ref>, only this arranges to call consume_each for you </para> </briefdescription>
<detaileddescription>
<para>The user must override work to define the signal processing code </para> </detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="102"/>
</memberdef>
</sectiondef>
<briefdescription>
<para>audio source using ALSA </para> </briefdescription>
<detaileddescription>
<para>The source has between 1 and N input streams of floats, where N is depends on the hardware characteristics of the selected device.</para><para>Output samples will be in the range [-1,1]. </para> </detaileddescription>
<inheritancegraph>
<node id="3603">
<label>gr_sync_block</label>
<link refid="classgr__sync__block"/>
<childnode refid="3604" relation="public-inheritance">
</childnode>
</node>
<node id="3604">
<label>gr_block</label>
<link refid="classgr__block"/>
<childnode refid="3605" relation="public-inheritance">
</childnode>
</node>
<node id="3602">
<label>audio_alsa_source</label>
<link refid="classaudio__alsa__source"/>
<childnode refid="3603" relation="public-inheritance">
</childnode>
</node>
<node id="3605">
<label>gr_basic_block</label>
<link refid="classgr__basic__block"/>
</node>
</inheritancegraph>
<collaborationgraph>
<node id="3623">
<label>std::vector< gr_buffer_reader * ></label>
<link refid="classstd_1_1vector"/>
<childnode refid="3619" relation="usage">
<edgelabel>p</edgelabel>
<edgelabel>elements</edgelabel>
</childnode>
</node>
<node id="3618">
<label>boost::shared_ptr< gr_buffer_reader ></label>
<link refid="classboost_1_1shared__ptr"/>
<childnode refid="3619" relation="usage">
<edgelabel>px</edgelabel>
</childnode>
</node>
<node id="3627">
<label>T</label>
</node>
<node id="3607">
<label>gr_sync_block</label>
<link refid="classgr__sync__block"/>
<childnode refid="3608" relation="public-inheritance">
</childnode>
</node>
<node id="3619">
<label>gr_buffer_reader</label>
<link refid="classgr__buffer__reader"/>
<childnode refid="3620" relation="usage">
<edgelabel>d_buffer</edgelabel>
</childnode>
</node>
<node id="3622">
<label>gr_vmcircbuf</label>
<link refid="classgr__vmcircbuf"/>
</node>
<node id="3608">
<label>gr_block</label>
<link refid="classgr__block"/>
<childnode refid="3609" relation="public-inheritance">
</childnode>
<childnode refid="3615" relation="usage">
<edgelabel>d_detail</edgelabel>
</childnode>
</node>
<node id="3615">
<label>boost::shared_ptr< gr_block_detail ></label>
<link refid="classboost_1_1shared__ptr"/>
<childnode refid="3616" relation="usage">
<edgelabel>px</edgelabel>
</childnode>
</node>
<node id="3626">
<label>boost::shared_ptr< T ></label>
<link refid="classboost_1_1shared__ptr"/>
<childnode refid="3627" relation="usage">
<edgelabel>px</edgelabel>
</childnode>
</node>
<node id="3616">
<label>gr_block_detail</label>
<link refid="classgr__block__detail"/>
<childnode refid="3617" relation="usage">
<edgelabel>d_input</edgelabel>
</childnode>
<childnode refid="3624" relation="usage">
<edgelabel>d_tpb</edgelabel>
</childnode>
<childnode refid="3625" relation="usage">
<edgelabel>d_output</edgelabel>
</childnode>
</node>
<node id="3610">
<label>boost::shared_ptr< gr_io_signature ></label>
<link refid="classboost_1_1shared__ptr"/>
<childnode refid="3611" relation="usage">
<edgelabel>px</edgelabel>
</childnode>
</node>
<node id="3621">
<label>gr_buffer</label>
<link refid="classgr__buffer"/>
<childnode refid="3622" relation="usage">
<edgelabel>d_vmcircbuf</edgelabel>
</childnode>
<childnode refid="3623" relation="usage">
<edgelabel>d_readers</edgelabel>
</childnode>
</node>
<node id="3614">
<label>std::basic_string< char ></label>
</node>
<node id="3606">
<label>audio_alsa_source</label>
<link refid="classaudio__alsa__source"/>
<childnode refid="3607" relation="public-inheritance">
</childnode>
<childnode refid="3613" relation="usage">
<edgelabel>d_device_name</edgelabel>
</childnode>
</node>
<node id="3617">
<label>std::vector< gr_buffer_reader_sptr ></label>
<childnode refid="3618" relation="usage">
<edgelabel>p</edgelabel>
<edgelabel>elements</edgelabel>
</childnode>
</node>
<node id="3620">
<label>boost::shared_ptr< gr_buffer ></label>
<link refid="classboost_1_1shared__ptr"/>
<childnode refid="3621" relation="usage">
<edgelabel>px</edgelabel>
</childnode>
</node>
<node id="3624">
<label>gr_tpb_detail</label>
<link refid="structgr__tpb__detail"/>
</node>
<node id="3625">
<label>std::vector< gr_buffer_sptr ></label>
<childnode refid="3626" relation="usage">
<edgelabel>p</edgelabel>
<edgelabel>elements</edgelabel>
</childnode>
</node>
<node id="3611">
<label>gr_io_signature</label>
<link refid="classgr__io__signature"/>
<childnode refid="3612" relation="usage">
<edgelabel>d_sizeof_stream_item</edgelabel>
</childnode>
</node>
<node id="3609">
<label>gr_basic_block</label>
<link refid="classgr__basic__block"/>
<childnode refid="3610" relation="usage">
<edgelabel>d_input_signature</edgelabel>
<edgelabel>d_output_signature</edgelabel>
</childnode>
<childnode refid="3613" relation="usage">
<edgelabel>d_name</edgelabel>
</childnode>
</node>
<node id="3612">
<label>std::vector< int ></label>
<link refid="classstd_1_1vector"/>
</node>
<node id="3613">
<label>std::string</label>
<childnode refid="3614" relation="public-inheritance">
</childnode>
</node>
</collaborationgraph>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" line="58" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_source.h" bodystart="58" bodyend="122"/>
<listofallmembers>
<member refid="classaudio__alsa__source_1a579eec596236a613243b71f2e4708786" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>audio_alsa_make_source</name></member>
<member refid="classaudio__alsa__source_1a649dab0633499841e120b5613cc8d594" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>audio_alsa_source</name></member>
<member refid="classaudio__alsa__source_1a0589eba91b5582d6f500e586c6c8fe87" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>bail</name></member>
<member refid="classgr__basic__block_1a2503eb6922db0bf2a442dcd2d14670c9" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>basic_block</name></member>
<member refid="classgr__basic__block_1a5c90b7c003ddd61f8df6bef2aceeab3da0abd1c82699481ffa502e5bb8d7bdaec" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>BLACK</name></member>
<member refid="classaudio__alsa__source_1a651f6ef311533a94ec48fdc95fac8a35" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>check_topology</name></member>
<member refid="classgr__basic__block_1a1cedb1704b6c00977c681b378ede384c" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>color</name></member>
<member refid="classgr__block_1ac76b4c53af762a819bca003d5b5cb4d1" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>consume</name></member>
<member refid="classgr__block_1a64e9a2096975841b72ff3c1662d27df9" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>consume_each</name></member>
<member refid="classaudio__alsa__source_1a0fe945b6efdb408b382bf7f546612fc1" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_buffer</name></member>
<member refid="classaudio__alsa__source_1a4010ac9ab5e073c479246b8e52625677" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_buffer_size_bytes</name></member>
<member refid="classgr__basic__block_1a7fb7e692e3b98a82410b396ef263bb41" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_color</name></member>
<member refid="classaudio__alsa__source_1aacba4587073d5177c0408b92e9665690" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_device_name</name></member>
<member refid="classaudio__alsa__source_1af83d28d3bb01cc1e77f2a4cc8e333207" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_format</name></member>
<member refid="classaudio__alsa__source_1a4609151021fe31477cd7a1af9cfb267c" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_hw_nchan</name></member>
<member refid="classaudio__alsa__source_1a5520d856858e8879a385b76e7f7d3958" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_hw_params</name></member>
<member refid="classgr__basic__block_1a2c8da0c28bbbfb0e759278c9b9459e96" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_input_signature</name></member>
<member refid="classgr__basic__block_1afd352cc073ef28012d4d079a863f5401" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_name</name></member>
<member refid="classaudio__alsa__source_1a22a42543f510105777ead4213896bc4d" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_noverruns</name></member>
<member refid="classaudio__alsa__source_1a2d69357ceafedce670317c680eab9aab" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_nperiods</name></member>
<member refid="classaudio__alsa__source_1a8ecc7e33e08fa2ab5cd5d790acd76cd9" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_nsuspends</name></member>
<member refid="classgr__basic__block_1a76d64ed7a79566e3310306ae6f194d75" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_output_signature</name></member>
<member refid="classaudio__alsa__source_1a303f9f74322eda73d0aca7ba83f5d3cd" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_pcm_handle</name></member>
<member refid="classaudio__alsa__source_1a8975702f6869bc7babbf6eef41fe78c1" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_period_size</name></member>
<member refid="classaudio__alsa__source_1a5073e0dd8d1a4925ab33df95dd4041fa" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_period_time_us</name></member>
<member refid="classaudio__alsa__source_1ae6b40e0dddfcd025aaca4ce0cb185a8f" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_sampling_rate</name></member>
<member refid="classaudio__alsa__source_1af25b2768855f3a5d297614165e1d1c8e" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_special_case_stereo_to_mono</name></member>
<member refid="classaudio__alsa__source_1a59562291b863f41e43a9bdc332453c3a" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_sw_params</name></member>
<member refid="classgr__basic__block_1a0d2999c04f47327f93dd7def5dc704f8" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_unique_id</name></member>
<member refid="classaudio__alsa__source_1a889d04d2c77b6d966b1e0eae275c88bf" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>d_worker</name></member>
<member refid="classgr__block_1afb276858409ac55d62fca1c87d7d4083" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>detail</name></member>
<member refid="classgr__block_1ab4eeb29440f674815ab3b44b4fb0c34d" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>fixed_rate</name></member>
<member refid="classgr__sync__block_1a0cbbc0ce275498411248e678038710b2" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>fixed_rate_ninput_to_noutput</name></member>
<member refid="classgr__sync__block_1adaecb00ae09408c22e46c44d09aad53e" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>fixed_rate_noutput_to_ninput</name></member>
<member refid="classgr__sync__block_1a1327e83509baf039aa3c816ea81a8f22" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>forecast</name></member>
<member refid="classgr__sync__block_1a56ca60b6bc20a3510f71d961891fa81b" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>general_work</name></member>
<member refid="classgr__basic__block_1a1183eee484f58953a2fed4c792e46245" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>gr_basic_block</name></member>
<member refid="classgr__block_1a268510acce1f94c0a60c5273f4948641" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>gr_block</name></member>
<member refid="classgr__basic__block_1a69b41e361328cea911d69e1ec0bc50ff" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>gr_flat_flowgraph</name></member>
<member refid="classgr__basic__block_1adf5bf4523d6dd698aa770e3da8f2b30d" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>gr_flowgraph</name></member>
<member refid="classgr__sync__block_1a832d8dad2dbd38e8e9cfa0b954d37c87" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>gr_sync_block</name></member>
<member refid="classgr__basic__block_1a5c90b7c003ddd61f8df6bef2aceeab3daa6cce7ec34a3f9cf917e545a743dc89f" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>GREY</name></member>
<member refid="classgr__block_1ad3b305a663f4b5b5c4e17070d00f05d9" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>history</name></member>
<member refid="classgr__basic__block_1a58f6d05e85931200f3771d3e50741281" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>input_signature</name></member>
<member refid="classgr__basic__block_1aa12a20d8b8eab341da935530d29299d2" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>name</name></member>
<member refid="classaudio__alsa__source_1a985c71f276ad6bb41ae78aef93f81328" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>output_error_msg</name></member>
<member refid="classgr__block_1ade8590e9cba9ccfe1b870be46b1416c2" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>output_multiple</name></member>
<member refid="classgr__basic__block_1add68b96f012dfe352700b4fd1c3a184a" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>output_signature</name></member>
<member refid="classaudio__alsa__source_1abea503b4c1d103cd86acfeb899c7ce75" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>read_buffer</name></member>
<member refid="classgr__block_1aa9df8c4d3fb92bde98900831546f8b97" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>relative_rate</name></member>
<member refid="classgr__basic__block_1a0821ef947158670d53bf0739f3c8877b" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_color</name></member>
<member refid="classgr__block_1a26b61f2c2ca308c3bde82f01d3e9650b" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_detail</name></member>
<member refid="classgr__block_1a176a95343488a9a760c8edf8bb08db20" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_fixed_rate</name></member>
<member refid="classgr__block_1a7c1c85a2d47f72255efd821a6f98f7ba" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_history</name></member>
<member refid="classgr__basic__block_1a419d0fbba0ca02d822cbc299b979de54" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_input_signature</name></member>
<member refid="classgr__block_1a14e8b799f920e52afb93fac413b1a729" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_output_multiple</name></member>
<member refid="classgr__basic__block_1a949b6ad69ebfdf423835265db99cf63d" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_output_signature</name></member>
<member refid="classgr__block_1ab9dc7e6d30692bbfa65fc7c4eef6fc9d" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>set_relative_rate</name></member>
<member refid="classgr__block_1a49ea94a86f3199f23563bb837633ea1f" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>start</name></member>
<member refid="classgr__block_1a53c2c89c037e4e393b75414d605e36b1" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>stop</name></member>
<member refid="classgr__basic__block_1aa2a2947744d418c5470fbf4e623b58fe" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>unique_id</name></member>
<member refid="classgr__basic__block_1a5c90b7c003ddd61f8df6bef2aceeab3d" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>vcolor</name></member>
<member refid="classgr__basic__block_1a5c90b7c003ddd61f8df6bef2aceeab3da476d594a077e729bad0f2cfa2008c899" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>WHITE</name></member>
<member refid="classaudio__alsa__source_1a0f907b970211c0b6d16ac64e53d62a2a" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>work</name></member>
<member refid="classaudio__alsa__source_1a35daa0aaf4b002a8159e4371b188bb39" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>work_s16</name></member>
<member refid="classaudio__alsa__source_1a94c795f3196f8ade2b554d6eb0a65661" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>work_s16_2x1</name></member>
<member refid="classaudio__alsa__source_1a6145b55ed3f36a0cc004ab18aa636665" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>work_s32</name></member>
<member refid="classaudio__alsa__source_1a41e49e372908d5529361f954bcf2981b" prot="protected" virt="non-virtual"><scope>audio_alsa_source</scope><name>work_s32_2x1</name></member>
<member refid="classaudio__alsa__source_1a4170b4ddd374b3d6b615150d587fe010" prot="private" virt="non-virtual"><scope>audio_alsa_source</scope><name>work_t</name></member>
<member refid="classaudio__alsa__source_1a71b55d76c09f5419b2f5c5951516d82b" prot="public" virt="non-virtual"><scope>audio_alsa_source</scope><name>~audio_alsa_source</name></member>
<member refid="classgr__basic__block_1a5bc14d27d53b7b57a960a47cc255e3f9" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>~gr_basic_block</name></member>
<member refid="classgr__block_1a19133eeffa5f8e6743342f375551ad0c" prot="public" virt="virtual"><scope>audio_alsa_source</scope><name>~gr_block</name></member>
</listofallmembers>
</compounddef>
</doxygen>
distrib
>
Fedora
>
14
>
x86_64
>
media
>
updates
>
by-pkgid
>
6e7a2755bd78c9deedab199b86e675f3
>
files
>
7405
