mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 15:51:11 +00:00
d4db88772b
When an empty mix matrix is passed, audio-channel-mixer will now generate a (potentially truncated) identity matrix, this replicates the behaviour of audiomixmatrix in first-channels mode. https://bugzilla.gnome.org/show_bug.cgi?id=788833
63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/* GStreamer
|
|
* Copyright (C) 2005 Wim Taymans <wim at fluendo dot com>
|
|
*
|
|
* gstaudioconvert.h: Convert audio to different audio formats automatically
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_AUDIO_CONVERT_H__
|
|
#define __GST_AUDIO_CONVERT_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstbasetransform.h>
|
|
#include <gst/audio/audio.h>
|
|
|
|
#define GST_TYPE_AUDIO_CONVERT (gst_audio_convert_get_type())
|
|
#define GST_AUDIO_CONVERT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_CONVERT,GstAudioConvert))
|
|
#define GST_AUDIO_CONVERT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AUDIO_CONVERT,GstAudioConvertClass))
|
|
#define GST_IS_AUDIO_CONVERT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_CONVERT))
|
|
#define GST_IS_AUDIO_CONVERT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AUDIO_CONVERT))
|
|
|
|
typedef struct _GstAudioConvert GstAudioConvert;
|
|
typedef struct _GstAudioConvertClass GstAudioConvertClass;
|
|
|
|
/**
|
|
* GstAudioConvert:
|
|
*
|
|
* The audioconvert object structure.
|
|
*/
|
|
struct _GstAudioConvert
|
|
{
|
|
GstBaseTransform element;
|
|
|
|
/* properties */
|
|
GstAudioDitherMethod dither;
|
|
GstAudioNoiseShapingMethod ns;
|
|
GValue mix_matrix;
|
|
gboolean mix_matrix_was_set;
|
|
|
|
GstAudioInfo in_info;
|
|
GstAudioInfo out_info;
|
|
GstAudioConverter *convert;
|
|
};
|
|
|
|
struct _GstAudioConvertClass
|
|
{
|
|
GstBaseTransformClass parent_class;
|
|
};
|
|
|
|
#endif /* __GST_AUDIO_CONVERT_H__ */
|