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Diffstat (limited to 'gst/mve/gstmvedemux.h')
-rw-r--r-- | gst/mve/gstmvedemux.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/gst/mve/gstmvedemux.h b/gst/mve/gstmvedemux.h new file mode 100644 index 00000000..533d0230 --- /dev/null +++ b/gst/mve/gstmvedemux.h @@ -0,0 +1,104 @@ +/* + * GStreamer demultiplexer plugin for Interplay MVE movie files + * + * Copyright (C) 2006 Jens Granseuer <jensgr@gmx.net> + * + * 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. + */ + +#ifndef __GST_MVE_DEMUX_H__ +#define __GST_MVE_DEMUX_H__ + +#include <gst/gst.h> +#include <gst/base/gstadapter.h> + +G_BEGIN_DECLS + +#define GST_TYPE_MVE_DEMUX \ + (gst_mve_demux_get_type()) +#define GST_MVE_DEMUX(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MVE_DEMUX,GstMveDemux)) +#define GST_MVE_DEMUX_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MVE_DEMUX,GstMveDemuxClass)) +#define GST_IS_MVE_DEMUX(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MVE_DEMUX)) +#define GST_IS_MVE_DEMUX_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MVE_DEMUX)) + +typedef struct _GstMveDemux GstMveDemux; +typedef struct _GstMveDemuxClass GstMveDemuxClass; +typedef struct _GstMveDemuxStream GstMveDemuxStream; + +struct _GstMveDemux +{ + GstElement element; + + GstPad *sinkpad; + + GstMveDemuxStream *video_stream; + GstMveDemuxStream *audio_stream; + + gint state; + + /* time per frame (1/framerate) */ + GstClockTime frame_duration; + + /* push based variables */ + guint16 needed_bytes; + GstAdapter *adapter; + + /* size of current chunk */ + guint32 chunk_size; + /* offset in current chunk */ + guint32 chunk_offset; +}; + +struct _GstMveDemuxClass +{ + GstElementClass parent_class; +}; + +struct _GstMveDemuxStream { + /* shared properties */ + GstCaps *caps; + GstPad *pad; + GstClockTime last_ts; + gint64 offset; + + /* video properties */ + guint16 width; + guint16 height; + guint8 bpp; /* bytes per pixel */ + guint8 *code_map; + gboolean code_map_avail; + guint8 *back_buf1; + guint8 *back_buf2; + guint32 max_block_offset; + GstBuffer *palette; + GstBuffer *buffer; + + /* audio properties */ + guint16 sample_rate; + guint16 n_channels; + guint16 sample_size; + gboolean compression; +}; + +GType gst_mve_demux_get_type (void); + +G_END_DECLS + +#endif /* __GST_MVE_DEMUX_H__ */ |