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Diffstat (limited to 'gst/replaygain/gstrgvolume.h')
-rw-r--r-- | gst/replaygain/gstrgvolume.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/gst/replaygain/gstrgvolume.h b/gst/replaygain/gstrgvolume.h new file mode 100644 index 00000000..8fc29614 --- /dev/null +++ b/gst/replaygain/gstrgvolume.h @@ -0,0 +1,88 @@ +/* GStreamer ReplayGain volume adjustment + * + * Copyright (C) 2007 Rene Stadler <mail@renestadler.de> + * + * gstrgvolume.h: Element to apply ReplayGain volume adjustment + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#ifndef __GST_RG_VOLUME_H__ +#define __GST_RG_VOLUME_H__ + +#include <gst/gst.h> + +G_BEGIN_DECLS + +#define GST_TYPE_RG_VOLUME \ + (gst_rg_volume_get_type()) +#define GST_RG_VOLUME(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RG_VOLUME,GstRgVolume)) +#define GST_RG_VOLUME_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RG_VOLUME,GstRgVolumeClass)) +#define GST_IS_PLUGIN_TEMPLATE(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RG_VOLUME)) +#define GST_IS_PLUGIN_TEMPLATE_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RG_VOLUME)) + +typedef struct _GstRgVolume GstRgVolume; +typedef struct _GstRgVolumeClass GstRgVolumeClass; + +/** + * GstRgVolume: + * + * Opaque data structure. + */ +struct _GstRgVolume +{ + GstBin bin; + + /*< private >*/ + + GstElement *volume_element; + gdouble max_volume; + + gboolean album_mode; + gdouble headroom; + gdouble pre_amp; + gdouble fallback_gain; + + gdouble target_gain; + gdouble result_gain; + + gdouble track_gain; + gdouble track_peak; + gdouble album_gain; + gdouble album_peak; + + gboolean has_track_gain; + gboolean has_track_peak; + gboolean has_album_gain; + gboolean has_album_peak; + + gdouble reference_level; +}; + +struct _GstRgVolumeClass +{ + GstBinClass parent_class; +}; + +GType gst_rg_volume_get_type (void); + +G_END_DECLS + +#endif /* __GST_RG_VOLUME_H__ */ |