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Diffstat (limited to 'ext/timidity/gsttimidity.h')
-rw-r--r-- | ext/timidity/gsttimidity.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/ext/timidity/gsttimidity.h b/ext/timidity/gsttimidity.h new file mode 100644 index 00000000..0e58b3b6 --- /dev/null +++ b/ext/timidity/gsttimidity.h @@ -0,0 +1,82 @@ +/* + * gsttimdity - timidity plugin for gstreamer + * + * Copyright 2007 Wouter Paesen <wouter@blue-gate.be> + * + * 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., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * + * Wrapper element for libtimidity. This element works in pull + * based mode because that's essentially how libtimidity works. + * We create a libtimidity stream that operates on the srcpad. + * The sinkpad is in pull mode. + */ + +#ifndef __GST_TIMIDITY_H__ +#define __GST_TIMIDITY_H__ + +#include <gst/gst.h> +#include <gst/base/gstadapter.h> +#include <timidity.h> + +G_BEGIN_DECLS +#define GST_TYPE_TIMIDITY \ + (gst_timidity_get_type()) +#define GST_TIMIDITY(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TIMIDITY,GstTimidity)) +#define GST_TIMIDITY_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TIMIDITY,GstTimidityClass)) +#define GST_IS_TIMIDITY(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TIMIDITY)) +#define GST_IS_TIMIDITY_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TIMIDITY)) +typedef struct _GstTimidity GstTimidity; +typedef struct _GstTimidityClass GstTimidityClass; + +struct _GstTimidity +{ + GstElement element; + + GstPad *sinkpad, *srcpad; + + /* input stream properties */ + gint64 mididata_size, mididata_offset; + gchar *mididata; + gboolean mididata_filled; + + MidSong *song; + + /* output data */ + gboolean o_new_segment, o_segment_changed, o_seek; + GstSegment o_segment[1]; + gint64 o_len; + + /* format of the stream */ + MidSongOptions song_options[1]; + gint64 bytes_per_frame; + GstClockTime time_per_frame; + + GstCaps *out_caps; +}; + +struct _GstTimidityClass +{ + GstElementClass parent_class; +}; + +GType gst_timidity_get_type (void); + +G_END_DECLS +#endif /* __GST_TIMIDITY_H__ */ |