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<compounddef id="classaudio__alsa__sink" kind="class" prot="public">
<compoundname>audio_alsa_sink</compoundname>
<basecompoundref refid="classgr__sync__block" prot="public" virt="non-virtual">gr_sync_block</basecompoundref>
<includes refid="audio__alsa__sink_8h" local="no">audio_alsa_sink.h</includes>
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<type>int(audio_alsa_sink::*</type>
<definition>typedef int(audio_alsa_sink::* audio_alsa_sink::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>
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<memberdef kind="variable" id="classaudio__alsa__sink_1ae5161c74f0ad4f9880a28c7259c6439a" prot="private" static="no" mutable="no">
<type>unsigned int</type>
<definition>unsigned int audio_alsa_sink::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_sink.h" line="69" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="69" bodyend="-1"/>
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<memberdef kind="variable" id="classaudio__alsa__sink_1a6883f934a58caad524d41f0c55f9d326" prot="private" static="no" mutable="no">
<type>std::string</type>
<definition>std::string audio_alsa_sink::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_sink.h" line="70" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="70" bodyend="-1"/>
</memberdef>
<memberdef kind="variable" id="classaudio__alsa__sink_1a0301e1337abffbac8c28a1357cdcf8b4" prot="private" static="no" mutable="no">
<type>snd_pcm_t *</type>
<definition>snd_pcm_t* audio_alsa_sink::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_sink.h" line="71" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="71" bodyend="-1"/>
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<memberdef kind="variable" id="classaudio__alsa__sink_1a362ee385520552aed3318d9473c386cf" prot="private" static="no" mutable="no">
<type>snd_pcm_hw_params_t *</type>
<definition>snd_pcm_hw_params_t* audio_alsa_sink::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_sink.h" line="72" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="72" bodyend="-1"/>
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<type>snd_pcm_sw_params_t *</type>
<definition>snd_pcm_sw_params_t* audio_alsa_sink::d_sw_params</definition>
<argsstring></argsstring>
<name>d_sw_params</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>snd_pcm_format_t</type>
<definition>snd_pcm_format_t audio_alsa_sink::d_format</definition>
<argsstring></argsstring>
<name>d_format</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>unsigned int</type>
<definition>unsigned int audio_alsa_sink::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_sink.h" line="75" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="75" bodyend="-1"/>
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<type>unsigned int</type>
<definition>unsigned int audio_alsa_sink::d_period_time_us</definition>
<argsstring></argsstring>
<name>d_period_time_us</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>snd_pcm_uframes_t</type>
<definition>snd_pcm_uframes_t audio_alsa_sink::d_period_size</definition>
<argsstring></argsstring>
<name>d_period_size</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>unsigned int</type>
<definition>unsigned int audio_alsa_sink::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_sink.h" line="78" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="78" bodyend="-1"/>
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<memberdef kind="variable" id="classaudio__alsa__sink_1aa870e8b25c1e7cbf4da846143684bd1a" prot="private" static="no" mutable="no">
<type>char *</type>
<definition>char* audio_alsa_sink::d_buffer</definition>
<argsstring></argsstring>
<name>d_buffer</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<memberdef kind="variable" id="classaudio__alsa__sink_1ac4ea4b1ab27a164d1bf63390e8037b67" prot="private" static="no" mutable="no">
<type>work_t</type>
<definition>work_t audio_alsa_sink::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_sink.h" line="80" bodyfile="/builddir/build/BUILD/gnuradio-3.2.2/gr-audio-alsa/src/audio_alsa_sink.h" bodystart="80" bodyend="-1"/>
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<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<definition>bool audio_alsa_sink::d_special_case_mono_to_stereo</definition>
<argsstring></argsstring>
<name>d_special_case_mono_to_stereo</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<memberdef kind="variable" id="classaudio__alsa__sink_1a2539f3234c111c6b7f4bbeae8bcb7529" prot="private" static="no" mutable="no">
<type>int</type>
<definition>int audio_alsa_sink::d_nunderuns</definition>
<argsstring></argsstring>
<name>d_nunderuns</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<memberdef kind="variable" id="classaudio__alsa__sink_1a0f0faa327000960bf2aafd284dcf224e" prot="private" static="no" mutable="no">
<type>int</type>
<definition>int audio_alsa_sink::d_nsuspends</definition>
<argsstring></argsstring>
<name>d_nsuspends</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>friend <ref refid="classboost_1_1shared__ptr" kindref="compound">audio_alsa_sink_sptr</ref></type>
<definition>audio_alsa_sink_sptr audio_alsa_make_sink</definition>
<argsstring>(int sampling_rate, const std::string device_name, bool ok_to_block)</argsstring>
<name>audio_alsa_make_sink</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 sink. </para> </briefdescription>
<detaileddescription>
<para><parameterlist kind="param"><parameteritem>
<parameternamelist>
<parametername>sampling_rate</parametername>
</parameternamelist>
<parameterdescription>
<para>sampling rate in Hz </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>
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<type>void</type>
<definition>void audio_alsa_sink::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>
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<type>void</type>
<definition>void audio_alsa_sink::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>
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<type></type>
<definition>audio_alsa_sink::audio_alsa_sink</definition>
<argsstring>(int sampling_rate, const std::string device_name, bool ok_to_block)</argsstring>
<name>audio_alsa_sink</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>
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<type><ref refid="gc__types_8h_1a0f2b5d454b7e4dda3861032cfce91085" kindref="member">bool</ref></type>
<definition>bool audio_alsa_sink::write_buffer</definition>
<argsstring>(const void *buffer, unsigned nframes, unsigned sizeof_frame)</argsstring>
<name>write_buffer</name>
<param>
<type>const void *</type>
<declname>buffer</declname>
</param>
<param>
<type>unsigned</type>
<declname>nframes</declname>
</param>
<param>
<type>unsigned</type>
<declname>sizeof_frame</declname>
</param>
<briefdescription>
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<type>int</type>
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<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>
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<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type>int</type>
<definition>int audio_alsa_sink::work_s16_1x2</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_s16_1x2</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>
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<type>int</type>
<definition>int audio_alsa_sink::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>
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<type>int</type>
<definition>int audio_alsa_sink::work_s32_1x2</definition>
<argsstring>(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)</argsstring>
<name>work_s32_1x2</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>
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<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type></type>
<definition>audio_alsa_sink::~audio_alsa_sink</definition>
<argsstring>()</argsstring>
<name>~audio_alsa_sink</name>
<briefdescription>
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<detaileddescription>
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<inbodydescription>
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<para>number of input streams connected </para></parameterdescription>
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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>
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<para>audio sink using ALSA </para> </briefdescription>
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distrib
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Fedora
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14
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x86_64
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media
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updates
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by-pkgid
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6e7a2755bd78c9deedab199b86e675f3
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files
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7404
