/* GStreamer EBML I/O
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
+ * (c) 2005 Michal Benes <michal.benes@xeris.cz>
*
* ebml-write.c: write EBML data to file/stream
*
#include <glib.h>
#include <gst/gst.h>
+#include <gst/base/gstbytewriter.h>
G_BEGIN_DECLS
+
#define GST_TYPE_EBML_WRITE \
(gst_ebml_write_get_type ())
#define GST_EBML_WRITE(obj) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_EBML_WRITE, GstEbmlWriteClass))
#define GST_IS_EBML_WRITE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_EBML_WRITE))
-#define GST_IS_EBML_WRITE_CLASS(obj) \
+#define GST_IS_EBML_WRITE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_EBML_WRITE))
#define GST_EBML_WRITE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_EBML_WRITE, GstEbmlWriteClass))
- typedef struct _GstEbmlWrite
-{
- GstElement parent;
+
+typedef struct _GstEbmlWrite {
+ GstObject object;
GstPad *srcpad;
guint64 pos;
+ GstClockTime timestamp;
+
+ GstByteWriter *cache;
+ guint64 cache_pos;
+
+ GstFlowReturn last_write_result;
+
+ gboolean need_newsegment;
- GstBuffer *cache;
- guint handled;
+ gboolean writing_streamheader;
+ GstByteWriter *streamheader;
+ guint64 streamheader_pos;
} GstEbmlWrite;
-typedef struct _GstEbmlWriteClass
-{
- GstElementClass parent;
+typedef struct _GstEbmlWriteClass {
+ GstObjectClass parent;
} GstEbmlWriteClass;
-GType gst_ebml_write_get_type (void);
+GType gst_ebml_write_get_type (void);
+
+GstEbmlWrite *gst_ebml_write_new (GstPad *srcpad);
+void gst_ebml_write_reset (GstEbmlWrite *ebml);
+
+GstFlowReturn gst_ebml_last_write_result (GstEbmlWrite *ebml);
+
+/* Used to create streamheaders */
+void gst_ebml_start_streamheader (GstEbmlWrite *ebml);
+GstBuffer* gst_ebml_stop_streamheader (GstEbmlWrite *ebml);
/*
* Caching means that we do not push one buffer for
* each element, but fill this one until a flush.
*/
-void gst_ebml_write_set_cache (GstEbmlWrite * ebml, guint size);
-void gst_ebml_write_flush_cache (GstEbmlWrite * ebml);
+void gst_ebml_write_set_cache (GstEbmlWrite *ebml,
+ guint size);
+void gst_ebml_write_flush_cache (GstEbmlWrite *ebml);
/*
* Seeking.
*/
-void gst_ebml_write_seek (GstEbmlWrite * ebml, guint64 pos);
+void gst_ebml_write_seek (GstEbmlWrite *ebml,
+ guint64 pos);
/*
* Data writing.
*/
-void gst_ebml_write_uint (GstEbmlWrite * ebml, guint32 id, guint64 num);
-void gst_ebml_write_sint (GstEbmlWrite * ebml, guint32 id, gint64 num);
-void gst_ebml_write_float (GstEbmlWrite * ebml, guint32 id, gdouble num);
-void gst_ebml_write_ascii (GstEbmlWrite * ebml, guint32 id, const gchar * str);
-void gst_ebml_write_utf8 (GstEbmlWrite * ebml, guint32 id, const gchar * str);
-void gst_ebml_write_date (GstEbmlWrite * ebml, guint32 id, gint64 date);
-guint64 gst_ebml_write_master_start (GstEbmlWrite * ebml, guint32 id);
-void gst_ebml_write_master_finish (GstEbmlWrite * ebml, guint64 startpos);
-void gst_ebml_write_binary (GstEbmlWrite * ebml,
- guint32 id, guchar * binary, guint64 length);
-void gst_ebml_write_header (GstEbmlWrite * ebml,
- gchar * doctype, guint version);
+void gst_ebml_write_uint (GstEbmlWrite *ebml,
+ guint32 id,
+ guint64 num);
+void gst_ebml_write_sint (GstEbmlWrite *ebml,
+ guint32 id,
+ gint64 num);
+void gst_ebml_write_float (GstEbmlWrite *ebml,
+ guint32 id,
+ gdouble num);
+void gst_ebml_write_ascii (GstEbmlWrite *ebml,
+ guint32 id,
+ const gchar *str);
+void gst_ebml_write_utf8 (GstEbmlWrite *ebml,
+ guint32 id,
+ const gchar *str);
+void gst_ebml_write_date (GstEbmlWrite *ebml,
+ guint32 id,
+ gint64 date);
+guint64 gst_ebml_write_master_start (GstEbmlWrite *ebml,
+ guint32 id);
+void gst_ebml_write_master_finish (GstEbmlWrite *ebml,
+ guint64 startpos);
+void gst_ebml_write_master_finish_full (GstEbmlWrite * ebml,
+ guint64 startpos,
+ guint64 extra_size);
+void gst_ebml_write_binary (GstEbmlWrite *ebml,
+ guint32 id,
+ guchar *binary,
+ guint64 length);
+void gst_ebml_write_header (GstEbmlWrite *ebml,
+ const gchar *doctype,
+ guint version);
/*
* Note: this is supposed to be used only for media data.
*/
-void gst_ebml_write_buffer_header (GstEbmlWrite * ebml,
- guint32 id, guint64 length);
-void gst_ebml_write_buffer (GstEbmlWrite * ebml, GstBuffer * data);
+void gst_ebml_write_buffer_header (GstEbmlWrite *ebml,
+ guint32 id,
+ guint64 length);
+void gst_ebml_write_buffer (GstEbmlWrite *ebml,
+ GstBuffer *data);
/*
* A hack, basically... See matroska-mux.c. I should actually
* make a nice _replace_element_with_size() or so, but this
* works for now.
*/
-void gst_ebml_replace_uint (GstEbmlWrite * ebml, guint64 pos, guint64 num);
+void gst_ebml_replace_uint (GstEbmlWrite *ebml,
+ guint64 pos,
+ guint64 num);
G_END_DECLS
+
#endif /* __GST_EBML_WRITE_H__ */