summaryrefslogtreecommitdiff
path: root/examples/alsa_timed_audio/alsa_test.c
diff options
context:
space:
mode:
Diffstat (limited to 'examples/alsa_timed_audio/alsa_test.c')
-rw-r--r--examples/alsa_timed_audio/alsa_test.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/examples/alsa_timed_audio/alsa_test.c b/examples/alsa_timed_audio/alsa_test.c
new file mode 100644
index 00000000..78ba1f5c
--- /dev/null
+++ b/examples/alsa_timed_audio/alsa_test.c
@@ -0,0 +1,69 @@
+/******************************************************************************
+
+ Copyright (c) 2018, Intel Corporation
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ 3. Neither the name of the Intel Corporation nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+******************************************************************************/
+
+#include <alsa.h>
+#include <stdio.h>
+#include <inttypes.h>
+
+int main()
+{
+ struct isaudk_output *output;
+ struct isaudk_format format;
+ struct isaudk_cross_time cross_time;
+
+ format.encoding = ISAUDK_ENC_PS16;
+ format.channels = 2;
+
+ // Open alsa
+ output = isaudk_get_default_alsa_output();
+ if( output == NULL )
+ printf( "Get default ALSA output failed\n" );
+ else
+ printf( "Get default ALSA output succeeded\n" );
+
+ if( !output->fn->set_audio_param( output->ctx, &format,
+ _48K_SAMPLE_RATE ) )
+ printf( "Set ALSA output params failed\n" );
+ else
+ printf( "Set ALSA output params succeeded\n" );
+
+ if( !output->fn->get_cross_tstamp( output->ctx, &cross_time ))
+ printf( "Get ALSA cross timestamp failed\n" );
+ else
+ printf( "Get ALSA cross timestamp succeeded\n" );
+
+ printf( "System time: %"PRIu64"\n", cross_time.sys.time );
+ printf( "Audio time: %"PRIu64"\n", cross_time.dev.time );
+
+ return 0;
+}