/* GStreamer * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> * 2000 Wim Taymans <wtay@chello.be> * Copyright (C) 2013 Sebastian Dröge <slomo@circular-chaos.org> * * gstaudiomixer.h: Header for GstAudioMixer element * * 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_MIXER_H__ #define __GST_AUDIO_MIXER_H__ #include <gst/gst.h> #include <gst/audio/audio.h> #include <gst/audio/gstaudioaggregator.h> G_BEGIN_DECLS #define GST_TYPE_AUDIO_MIXER (gst_audiomixer_get_type()) #define GST_AUDIO_MIXER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_MIXER,GstAudioMixer)) #define GST_IS_AUDIO_MIXER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_MIXER)) #define GST_AUDIO_MIXER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_MIXER,GstAudioMixerClass)) #define GST_IS_AUDIO_MIXER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_MIXER)) #define GST_AUDIO_MIXER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_MIXER,GstAudioMixerClass)) typedef struct _GstAudioMixer GstAudioMixer; typedef struct _GstAudioMixerClass GstAudioMixerClass; typedef struct _GstAudioMixerPad GstAudioMixerPad; typedef struct _GstAudioMixerPadClass GstAudioMixerPadClass; /** * GstAudioMixer: * * The audiomixer object structure. */ struct _GstAudioMixer { GstAudioAggregator element; }; struct _GstAudioMixerClass { GstAudioAggregatorClass parent_class; }; GType gst_audiomixer_get_type (void); #define GST_TYPE_AUDIO_MIXER_PAD (gst_audiomixer_pad_get_type()) #define GST_AUDIO_MIXER_PAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_MIXER_PAD,GstAudioMixerPad)) #define GST_IS_AUDIO_MIXER_PAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_MIXER_PAD)) #define GST_AUDIO_MIXER_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_MIXER_PAD,GstAudioMixerPadClass)) #define GST_IS_AUDIO_MIXER_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_MIXER_PAD)) #define GST_AUDIO_MIXER_PAD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_MIXER_PAD,GstAudioMixerPadClass)) struct _GstAudioMixerPad { GstAudioAggregatorConvertPad parent; gdouble volume; gint volume_i32; gint volume_i16; gint volume_i8; gboolean mute; }; struct _GstAudioMixerPadClass { GstAudioAggregatorConvertPadClass parent_class; }; GType gst_audiomixer_pad_get_type (void); G_END_DECLS #endif /* __GST_AUDIO_MIXER_H__ */