--- /dev/null
+/* GStreamer
+ * Copyright (C) <2005> Philippe Khalaf <burger@speedy.org>
+ * <2005> Wim Taymans <wim@fluendo.com>
+ *
+ * gstrtpbuffer.h: various helper functions to manipulate buffers
+ * with RTP payload.
+ *
+ * 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_RTPBUFFER_H__
+#define __GST_RTPBUFFER_H__
+
+#include <gst/gst.h>
+#include <gst/rtp/gstrtppayloads.h>
+
+G_BEGIN_DECLS
+
+/**
+ * GST_RTP_VERSION:
+ *
+ * The supported RTP version 2.
+ */
+#define GST_RTP_VERSION 2
+
+/* creating buffers */
+void gst_rtp_buffer_allocate_data (GstBuffer *buffer, guint payload_len,
+ guint8 pad_len, guint8 csrc_count);
+
+GstBuffer* gst_rtp_buffer_new_take_data (gpointer data, guint len);
+GstBuffer* gst_rtp_buffer_new_copy_data (gpointer data, guint len);
+GstBuffer* gst_rtp_buffer_new_allocate (guint payload_len, guint8 pad_len, guint8 csrc_count);
+GstBuffer* gst_rtp_buffer_new_allocate_len (guint packet_len, guint8 pad_len, guint8 csrc_count);
+
+GstBufferList* gst_rtp_buffer_list_from_buffer (GstBuffer * buffer);
+
+
+guint gst_rtp_buffer_calc_header_len (guint8 csrc_count);
+guint gst_rtp_buffer_calc_packet_len (guint payload_len, guint8 pad_len, guint8 csrc_count);
+guint gst_rtp_buffer_calc_payload_len (guint packet_len, guint8 pad_len, guint8 csrc_count);
+
+gboolean gst_rtp_buffer_validate_data (guint8 *data, guint len);
+gboolean gst_rtp_buffer_validate (GstBuffer *buffer);
+gboolean gst_rtp_buffer_list_validate (GstBufferList *list);
+
+void gst_rtp_buffer_set_packet_len (GstBuffer *buffer, guint len);
+guint gst_rtp_buffer_get_packet_len (GstBuffer *buffer);
+
+guint gst_rtp_buffer_get_header_len (GstBuffer *buffer);
+
+guint8 gst_rtp_buffer_get_version (GstBuffer *buffer);
+void gst_rtp_buffer_set_version (GstBuffer *buffer, guint8 version);
+
+gboolean gst_rtp_buffer_get_padding (GstBuffer *buffer);
+void gst_rtp_buffer_set_padding (GstBuffer *buffer, gboolean padding);
+void gst_rtp_buffer_pad_to (GstBuffer *buffer, guint len);
+
+gboolean gst_rtp_buffer_get_extension (GstBuffer *buffer);
+void gst_rtp_buffer_set_extension (GstBuffer *buffer, gboolean extension);
+gboolean gst_rtp_buffer_get_extension_data (GstBuffer *buffer, guint16 *bits,
+ gpointer *data, guint *wordlen);
+gboolean gst_rtp_buffer_set_extension_data (GstBuffer *buffer, guint16 bits, guint16 length);
+
+guint32 gst_rtp_buffer_get_ssrc (GstBuffer *buffer);
+guint32 gst_rtp_buffer_list_get_ssrc (GstBufferList *list);
+void gst_rtp_buffer_set_ssrc (GstBuffer *buffer, guint32 ssrc);
+void gst_rtp_buffer_list_set_ssrc (GstBufferList *list, guint32 ssrc);
+
+guint8 gst_rtp_buffer_get_csrc_count (GstBuffer *buffer);
+guint32 gst_rtp_buffer_get_csrc (GstBuffer *buffer, guint8 idx);
+void gst_rtp_buffer_set_csrc (GstBuffer *buffer, guint8 idx, guint32 csrc);
+
+gboolean gst_rtp_buffer_get_marker (GstBuffer *buffer);
+void gst_rtp_buffer_set_marker (GstBuffer *buffer, gboolean marker);
+
+guint8 gst_rtp_buffer_get_payload_type (GstBuffer *buffer);
+guint8 gst_rtp_buffer_list_get_payload_type (GstBufferList *list);
+void gst_rtp_buffer_set_payload_type (GstBuffer *buffer, guint8 payload_type);
+void gst_rtp_buffer_list_set_payload_type (GstBufferList *list, guint8 payload_type);
+
+guint16 gst_rtp_buffer_get_seq (GstBuffer *buffer);
+guint16 gst_rtp_buffer_list_get_seq (GstBufferList *list);
+void gst_rtp_buffer_set_seq (GstBuffer *buffer, guint16 seq);
+guint16 gst_rtp_buffer_list_set_seq (GstBufferList *list, guint16 seq);
+
+guint32 gst_rtp_buffer_get_timestamp (GstBuffer *buffer);
+guint32 gst_rtp_buffer_list_get_timestamp (GstBufferList *list);
+void gst_rtp_buffer_set_timestamp (GstBuffer *buffer, guint32 timestamp);
+void gst_rtp_buffer_list_set_timestamp (GstBufferList *list, guint32 timestamp);
+
+GstBuffer* gst_rtp_buffer_get_payload_buffer (GstBuffer *buffer);
+GstBuffer* gst_rtp_buffer_get_payload_subbuffer (GstBuffer *buffer, guint offset, guint len);
+
+guint gst_rtp_buffer_get_payload_len (GstBuffer *buffer);
+guint gst_rtp_buffer_list_get_payload_len (GstBufferList *list);
+gpointer gst_rtp_buffer_get_payload (GstBuffer *buffer);
+
+/* some helpers */
+guint32 gst_rtp_buffer_default_clock_rate (guint8 payload_type);
+gint gst_rtp_buffer_compare_seqnum (guint16 seqnum1, guint16 seqnum2);
+guint64 gst_rtp_buffer_ext_timestamp (guint64 *exttimestamp, guint32 timestamp);
+
+gboolean gst_rtp_buffer_get_extension_onebyte_header (GstBuffer * buffer,
+ guint8 id,
+ guint nth,
+ gpointer * data,
+ guint * size);
+gboolean gst_rtp_buffer_get_extension_twobytes_header (GstBuffer * buffer,
+ guint8 * appbits,
+ guint8 id,
+ guint nth,
+ gpointer * data,
+ guint * size);
+
+gboolean gst_rtp_buffer_add_extension_onebyte_header (GstBuffer * buffer,
+ guint8 id,
+ gpointer data,
+ guint size);
+gboolean gst_rtp_buffer_add_extension_twobytes_header (GstBuffer * buffer,
+ guint8 appbits,
+ guint8 id,
+ gpointer data,
+ guint size);
+
+gboolean gst_rtp_buffer_list_get_extension_onebyte_header (GstBufferList * bufferlist,
+ guint group_idx,
+ guint8 id,
+ guint nth,
+ gpointer * data,
+ guint * size);
+gboolean gst_rtp_buffer_list_get_extension_twobytes_header (GstBufferList * bufferlist,
+ guint group_idx,
+ guint8 * appbits,
+ guint8 id,
+ guint nth,
+ gpointer * data,
+ guint * size);
+
+gboolean gst_rtp_buffer_list_add_extension_onebyte_header (GstBufferListIterator * it,
+ guint8 id,
+ gpointer data,
+ guint size);
+gboolean gst_rtp_buffer_list_add_extension_twobytes_header (GstBufferListIterator * it,
+ guint8 appbits,
+ guint8 id,
+ gpointer data,
+ guint size);
+
+
+G_END_DECLS
+
+#endif /* __GST_RTPBUFFER_H__ */
+
projects / mafwsubrenderer / blobdiff