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author | andrew-elder <aelder@audioscience.com> | 2018-10-08 08:21:06 -0400 |
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committer | GitHub <noreply@github.com> | 2018-10-08 08:21:06 -0400 |
commit | 8fa80d1de59fbef14c8d0e80d8d9a62679a6182a (patch) | |
tree | 92465da04c1c044d051cab976e972b912970b585 /examples/alsa_timed_audio/alsa_test.c | |
parent | df587b7509a4dee7fa79a40eec5d6327310c472b (diff) | |
parent | f9991ab6b9e9448fce61751b4483d7eebbf03804 (diff) | |
download | Open-AVB-8fa80d1de59fbef14c8d0e80d8d9a62679a6182a.tar.gz |
Merge pull request #836 from AVnu/open-avb-next
Open avb next
Diffstat (limited to 'examples/alsa_timed_audio/alsa_test.c')
-rw-r--r-- | examples/alsa_timed_audio/alsa_test.c | 69 |
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; +} |