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70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2007-2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __AUDIO_RESAMPLE_H__
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#define __AUDIO_RESAMPLE_H__
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#include <gst/gst.h>
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#include <gst/base/gstbasetransform.h>
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#include <gst/audio/audio.h>
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G_BEGIN_DECLS
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#define GST_TYPE_AUDIO_RESAMPLE (gst_audio_resample_get_type())
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G_DECLARE_FINAL_TYPE (GstAudioResample, gst_audio_resample, GST, AUDIO_RESAMPLE,
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GstBaseTransform)
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/**
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* GstAudioResample:
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*
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* Opaque data structure.
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*/
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struct _GstAudioResample {
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GstBaseTransform element;
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/* <private> */
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gboolean need_discont;
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GstClockTime t0;
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guint64 in_offset0;
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guint64 out_offset0;
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guint64 samples_in;
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guint64 samples_out;
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guint64 num_gap_samples;
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guint64 num_nongap_samples;
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/* properties */
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GstAudioResamplerMethod method;
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gint quality;
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GstAudioResamplerFilterMode sinc_filter_mode;
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guint32 sinc_filter_auto_threshold;
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GstAudioResamplerFilterInterpolation sinc_filter_interpolation;
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/* state */
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GstAudioInfo in;
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GstAudioInfo out;
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GstAudioConverter *converter;
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};
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G_END_DECLS
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#endif /* __AUDIO_RESAMPLE_H__ */
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