--- /dev/null
+/* GStreamer
+ * Copyright (C) <2007> Wim Taymans <wim.taymans@gmail.com>
+ *
+ * gstrtppayloads.h: various helper functions to deal with RTP payload
+ * types.
+ *
+ * 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_RTPPAYLOADS_H__
+#define __GST_RTPPAYLOADS_H__
+
+#include <gst/gst.h>
+
+G_BEGIN_DECLS
+
+/**
+ * GstRTPPayload:
+ * @GST_RTP_PAYLOAD_PCMU: ITU-T G.711. mu-law audio (RFC 3551)
+ * @GST_RTP_PAYLOAD_1016: RFC 3551 says reserved
+ * @GST_RTP_PAYLOAD_G721: RFC 3551 says reserved
+ * @GST_RTP_PAYLOAD_GSM: GSM audio
+ * @GST_RTP_PAYLOAD_G723: ITU G.723.1 audio
+ * @GST_RTP_PAYLOAD_DVI4_8000: IMA ADPCM wave type (RFC 3551)
+ * @GST_RTP_PAYLOAD_DVI4_16000: IMA ADPCM wave type (RFC 3551)
+ * @GST_RTP_PAYLOAD_LPC: experimental linear predictive encoding
+ * @GST_RTP_PAYLOAD_PCMA: ITU-T G.711 A-law audio (RFC 3551)
+ * @GST_RTP_PAYLOAD_G722: ITU-T G.722 (RFC 3551)
+ * @GST_RTP_PAYLOAD_L16_STEREO: stereo PCM
+ * @GST_RTP_PAYLOAD_L16_MONO: mono PCM
+ * @GST_RTP_PAYLOAD_QCELP: EIA & TIA standard IS-733
+ * @GST_RTP_PAYLOAD_CN: Comfort Noise (RFC 3389)
+ * @GST_RTP_PAYLOAD_MPA: Audio MPEG 1-3.
+ * @GST_RTP_PAYLOAD_G728: ITU-T G.728 Speech coder (RFC 3551)
+ * @GST_RTP_PAYLOAD_DVI4_11025: IMA ADPCM wave type (RFC 3551)
+ * @GST_RTP_PAYLOAD_DVI4_22050: IMA ADPCM wave type (RFC 3551)
+ * @GST_RTP_PAYLOAD_G729: ITU-T G.729 Speech coder (RFC 3551)
+ * @GST_RTP_PAYLOAD_CELLB: See RFC 2029
+ * @GST_RTP_PAYLOAD_JPEG: ISO Standards 10918-1 and 10918-2 (RFC 2435)
+ * @GST_RTP_PAYLOAD_NV: nv encoding by Ron Frederick
+ * @GST_RTP_PAYLOAD_H261: ITU-T Recommendation H.261 (RFC 2032)
+ * @GST_RTP_PAYLOAD_MPV: Video MPEG 1 & 2 (RFC 2250)
+ * @GST_RTP_PAYLOAD_MP2T: MPEG-2 transport stream (RFC 2250)
+ * @GST_RTP_PAYLOAD_H263: Video H263 (RFC 2190)
+ *
+ *
+ * Standard predefined fixed payload types.
+ *
+ * The official list is at:
+ * http://www.iana.org/assignments/rtp-parameters
+ *
+ * Audio:
+ * reserved: 19
+ * unassigned: 20-23,
+ *
+ * Video:
+ * unassigned: 24, 27, 29, 30, 35-71, 77-95
+ * Reserved for RTCP conflict avoidance: 72-76
+ */
+typedef enum
+{
+ /* Audio: */
+ GST_RTP_PAYLOAD_PCMU = 0,
+ GST_RTP_PAYLOAD_1016 = 1, /* RFC 3551 says reserved */
+ GST_RTP_PAYLOAD_G721 = 2, /* RFC 3551 says reserved */
+ GST_RTP_PAYLOAD_GSM = 3,
+ GST_RTP_PAYLOAD_G723 = 4,
+ GST_RTP_PAYLOAD_DVI4_8000 = 5,
+ GST_RTP_PAYLOAD_DVI4_16000 = 6,
+ GST_RTP_PAYLOAD_LPC = 7,
+ GST_RTP_PAYLOAD_PCMA = 8,
+ GST_RTP_PAYLOAD_G722 = 9,
+ GST_RTP_PAYLOAD_L16_STEREO = 10,
+ GST_RTP_PAYLOAD_L16_MONO = 11,
+ GST_RTP_PAYLOAD_QCELP = 12,
+ GST_RTP_PAYLOAD_CN = 13,
+ GST_RTP_PAYLOAD_MPA = 14,
+ GST_RTP_PAYLOAD_G728 = 15,
+ GST_RTP_PAYLOAD_DVI4_11025 = 16,
+ GST_RTP_PAYLOAD_DVI4_22050 = 17,
+ GST_RTP_PAYLOAD_G729 = 18,
+
+ /* Video: */
+
+ GST_RTP_PAYLOAD_CELLB = 25,
+ GST_RTP_PAYLOAD_JPEG = 26,
+ GST_RTP_PAYLOAD_NV = 28,
+ GST_RTP_PAYLOAD_H261 = 31,
+ GST_RTP_PAYLOAD_MPV = 32,
+ GST_RTP_PAYLOAD_MP2T = 33,
+ GST_RTP_PAYLOAD_H263 = 34,
+
+ /* BOTH */
+} GstRTPPayload;
+
+/* backward compatibility */
+#define GST_RTP_PAYLOAD_G723_63 16
+#define GST_RTP_PAYLOAD_G723_53 17
+#define GST_RTP_PAYLOAD_TS48 18
+#define GST_RTP_PAYLOAD_TS41 19
+
+#define GST_RTP_PAYLOAD_G723_63_STRING "16"
+#define GST_RTP_PAYLOAD_G723_53_STRING "17"
+#define GST_RTP_PAYLOAD_TS48_STRING "18"
+#define GST_RTP_PAYLOAD_TS41_STRING "19"
+
+/* Defining the above as strings, to make the declaration of pad_templates
+ * easier. So if please keep these synchronized with the above.
+ */
+#define GST_RTP_PAYLOAD_PCMU_STRING "0"
+#define GST_RTP_PAYLOAD_1016_STRING "1"
+#define GST_RTP_PAYLOAD_G721_STRING "2"
+#define GST_RTP_PAYLOAD_GSM_STRING "3"
+#define GST_RTP_PAYLOAD_G723_STRING "4"
+#define GST_RTP_PAYLOAD_DVI4_8000_STRING "5"
+#define GST_RTP_PAYLOAD_DVI4_16000_STRING "6"
+#define GST_RTP_PAYLOAD_LPC_STRING "7"
+#define GST_RTP_PAYLOAD_PCMA_STRING "8"
+#define GST_RTP_PAYLOAD_G722_STRING "9"
+#define GST_RTP_PAYLOAD_L16_STEREO_STRING "10"
+#define GST_RTP_PAYLOAD_L16_MONO_STRING "11"
+#define GST_RTP_PAYLOAD_QCELP_STRING "12"
+#define GST_RTP_PAYLOAD_CN_STRING "13"
+#define GST_RTP_PAYLOAD_MPA_STRING "14"
+#define GST_RTP_PAYLOAD_G728_STRING "15"
+#define GST_RTP_PAYLOAD_DVI4_11025_STRING "16"
+#define GST_RTP_PAYLOAD_DVI4_22050_STRING "17"
+#define GST_RTP_PAYLOAD_G729_STRING "18"
+
+#define GST_RTP_PAYLOAD_CELLB_STRING "25"
+#define GST_RTP_PAYLOAD_JPEG_STRING "26"
+#define GST_RTP_PAYLOAD_NV_STRING "28"
+
+#define GST_RTP_PAYLOAD_H261_STRING "31"
+#define GST_RTP_PAYLOAD_MPV_STRING "32"
+#define GST_RTP_PAYLOAD_MP2T_STRING "33"
+#define GST_RTP_PAYLOAD_H263_STRING "34"
+
+#define GST_RTP_PAYLOAD_DYNAMIC_STRING "[96, 127]"
+
+/**
+ * GST_RTP_PAYLOAD_IS_DYNAMIC:
+ * @pt: a payload type
+ *
+ * Check if @pt is a dynamic payload type.
+ */
+#define GST_RTP_PAYLOAD_IS_DYNAMIC(pt) ((pt) >= 96 && (pt) <= 127)
+
+typedef struct _GstRTPPayloadInfo GstRTPPayloadInfo;
+
+/**
+ * GstRTPPayloadInfo:
+ * @payload_type: payload type, -1 means dynamic
+ * @media: the media type(s), usually "audio", "video", "application", "text",
+ * "message".
+ * @encoding_name: the encoding name of @pt
+ * @clock_rate: default clock rate, 0 = unknown/variable
+ * @encoding_parameters: encoding parameters. For audio this is the number of
+ * channels. NULL = not applicable.
+ * @bitrate: the bitrate of the media. 0 = unknown/variable.
+ *
+ * Structure holding default payload type information.
+ */
+struct _GstRTPPayloadInfo
+{
+ guint8 payload_type;
+ const gchar *media;
+ const gchar *encoding_name;
+ guint clock_rate;
+ const gchar *encoding_parameters;
+ guint bitrate;
+};
+
+const GstRTPPayloadInfo * gst_rtp_payload_info_for_pt (guint8 payload_type);
+const GstRTPPayloadInfo * gst_rtp_payload_info_for_name (const gchar *media, const gchar *encoding_name);
+
+G_END_DECLS
+
+#endif /* __GST_RTPPAYLOADS_H__ */
+
projects / mafwsubrenderer / blobdiff