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37 lines
835 B
C++
37 lines
835 B
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#ifndef MPD_ALSA_HW_SETUP_HXX
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#define MPD_ALSA_HW_SETUP_HXX
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#include "pcm/Export.hxx"
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#include <alsa/asoundlib.h>
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struct AudioFormat;
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namespace Alsa {
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struct HwResult {
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snd_pcm_format_t format;
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snd_pcm_uframes_t buffer_size, period_size;
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};
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/**
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* Wrapper for snd_pcm_hw_params().
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*
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* @param buffer_time the configured buffer time, or 0 if not configured
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* @param period_time the configured period time, or 0 if not configured
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* @param audio_format an #AudioFormat to be configured (or modified)
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* by this function
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* @param params to be modified by this function
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*/
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HwResult
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SetupHw(snd_pcm_t *pcm,
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unsigned buffer_time, unsigned period_time,
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AudioFormat &audio_format, PcmExport::Params ¶ms);
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} // namespace Alsa
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#endif
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