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b8d03daeab
Original commit message from CVS: * gst-libs/gst/rtp/gstrtppayloads.c: (gst_rtp_payload_info_for_name): Use g_ascii_strcasecmp() instead of the deprecated g_strcasecmp().
229 lines
9.9 KiB
C
229 lines
9.9 KiB
C
/* GStreamer
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* Copyright (C) <2007> Wim Taymans <wim.taymans@gmail.com>
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*
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* gstrtppayloads.h: various helper functions to deal with RTP payload
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* types.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/**
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* SECTION:gstrtppayloads
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* @short_description: Helper methods for dealing with RTP payloads
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* @see_also: gstrtpbuffer
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*
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* <refsect2>
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* <para>
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* The GstRTPPayloads helper functions makes it easy to deal with static and dynamic
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* payloads. Its main purpose is to retrieve properties such as the default clock-rate
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* and get session bandwidth information.
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* </para>
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* </refsect2>
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*
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* Last reviewed on 2007-10-01 (0.10.15)
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*/
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#include <string.h>
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#include "gstrtppayloads.h"
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/* pt, encoding_name, media, rate, params, bitrate */
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static const GstRTPPayloadInfo info[] = {
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/* static audio */
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{0, "audio", "PCMU", 8000, "1", 64000},
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/* { 1, "audio", "reserved", 0, NULL, 0 }, */
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/* { 2, "audio", "reserved", 0, NULL, 0 }, */
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{3, "audio", "GSM", 8000, "1", 0},
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{4, "audio", "G723", 8000, "1", 0},
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{5, "audio", "DVI4", 8000, "1", 32000},
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{6, "audio", "DVI4", 16000, "1", 64000},
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{7, "audio", "LPC", 8000, "1", 0},
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{8, "audio", "PCMA", 8000, "1", 64000},
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{9, "audio", "G722", 8000, "1", 64000},
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{10, "audio", "L16", 44100, "2", 1411200},
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{11, "audio", "L16", 44100, "1", 705600},
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{12, "audio", "QCELP", 8000, "1", 0},
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{13, "audio", "CN", 8000, "1", 0},
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{14, "audio", "MPA", 90000, NULL, 0},
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{15, "audio", "G728", 8000, "1", 0},
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{16, "audio", "DVI4", 11025, "1", 44100},
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{17, "audio", "DVI4", 22050, "1", 88200},
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{18, "audio", "G729", 8000, "1", 0},
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/* { 19, "audio", "reserved", 0, NULL, 0 }, */
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/* { 20, "audio", "unassigned", 0, NULL, 0 }, */
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/* { 21, "audio", "unassigned", 0, NULL, 0 }, */
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/* { 22, "audio", "unassigned", 0, NULL, 0 }, */
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/* { 23, "audio", "unassigned", 0, NULL, 0 }, */
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/* video and video/audio */
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/* { 24, "video", "unassigned", 0, NULL, 0 }, */
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{25, "video", "CelB", 90000, NULL, 0},
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{26, "video", "JPEG", 90000, NULL, 0},
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/* { 27, "video", "unassigned", 0, NULL, 0 }, */
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{28, "video", "nv", 90000, NULL, 0},
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/* { 29, "video", "unassigned", 0, NULL, 0 }, */
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/* { 30, "video", "unassigned", 0, NULL, 0 }, */
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{31, "video", "H261", 90000, NULL, 0},
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{32, "video", "MPV", 90000, NULL, 0},
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{33, "video", "MP2T", 90000, NULL, 0},
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{34, "video", "H263", 90000, NULL, 0},
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/* { 35-71, "unassigned", 0, 0, NULL, 0 }, */
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/* { 72-76, "reserved", 0, 0, NULL, 0 }, */
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/* { 77-95, "unassigned", 0, 0, NULL, 0 }, */
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/* { 96-127, "dynamic", 0, 0, NULL, 0 }, */
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/* dynamic stuff */
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{G_MAXUINT8, "application", "parityfec", 0, NULL, 0}, /* [RFC3009] */
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{G_MAXUINT8, "application", "rtx", 0, NULL, 0}, /* [RFC4588] */
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{G_MAXUINT8, "audio", "AMR", 8000, NULL, 0}, /* [RFC4867][RFC3267] */
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{G_MAXUINT8, "audio", "AMR-WB", 16000, NULL, 0}, /* [RFC4867][RFC3267] */
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{G_MAXUINT8, "audio", "DAT12", 0, NULL, 0}, /* [RFC3190] */
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{G_MAXUINT8, "audio", "dsr-es201108", 0, NULL, 0}, /* [RFC3557] */
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{G_MAXUINT8, "audio", "EVRC", 8000, "1", 0}, /* [RFC4788] */
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{G_MAXUINT8, "audio", "EVRC0", 8000, "1", 0}, /* [RFC4788] */
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{G_MAXUINT8, "audio", "EVRC1", 8000, "1", 0}, /* [RFC4788] */
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{G_MAXUINT8, "audio", "EVRCB", 8000, "1", 0}, /* [RFC4788] */
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{G_MAXUINT8, "audio", "EVRCB0", 8000, "1", 0}, /* [RFC4788] */
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{G_MAXUINT8, "audio", "EVRCB1", 8000, "1", 0}, /* [RFC4788] */
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{G_MAXUINT8, "audio", "G7221", 16000, "1", 0}, /* [RFC3047] */
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{G_MAXUINT8, "audio", "G726-16", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "G726-24", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "G726-32", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "G726-40", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "G729D", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "G729E", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "GSM-EFR", 8000, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "L8", 0, NULL, 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "RED", 0, NULL, 0}, /* [RFC2198][RFC3555] */
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{G_MAXUINT8, "audio", "rtx", 0, NULL, 0}, /* [RFC4588] */
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{G_MAXUINT8, "audio", "VDVI", 0, "1", 0}, /* [RFC3551][RFC4856] */
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{G_MAXUINT8, "audio", "L20", 0, NULL, 0}, /* [RFC3190] */
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{G_MAXUINT8, "audio", "L24", 0, NULL, 0}, /* [RFC3190] */
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{G_MAXUINT8, "audio", "MP4A-LATM", 0, NULL, 0}, /* [RFC3016] */
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{G_MAXUINT8, "audio", "mpa-robust", 90000, NULL, 0}, /* [RFC3119] */
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{G_MAXUINT8, "audio", "parityfec", 0, NULL, 0}, /* [RFC3009] */
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{G_MAXUINT8, "audio", "SMV", 8000, "1", 0}, /* [RFC3558] */
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{G_MAXUINT8, "audio", "SMV0", 8000, "1", 0}, /* [RFC3558] */
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{G_MAXUINT8, "audio", "t140c", 0, NULL, 0}, /* [RFC4351] */
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{G_MAXUINT8, "audio", "t38", 0, NULL, 0}, /* [RFC4612] */
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{G_MAXUINT8, "audio", "telephone-event", 0, NULL, 0}, /* [RFC4733] */
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{G_MAXUINT8, "audio", "tone", 0, NULL, 0}, /* [RFC4733] */
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{G_MAXUINT8, "audio", "DVI4", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "G722", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "G723", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "G728", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "G729", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "GSM", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "L16", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "LPC", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "PCMA", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "audio", "PCMU", 0, NULL, 0}, /* [RFC4856] */
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{G_MAXUINT8, "text", "parityfec", 0, NULL, 0}, /* [RFC3009] */
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{G_MAXUINT8, "text", "red", 1000, NULL, 0}, /* [RFC4102] */
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{G_MAXUINT8, "text", "rtx", 0, NULL, 0}, /* [RFC4588] */
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{G_MAXUINT8, "text", "t140", 1000, NULL, 0}, /* [RFC4103] */
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{G_MAXUINT8, "video", "BMPEG", 90000, NULL, 0}, /* [RFC2343][RFC3555] */
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{G_MAXUINT8, "video", "BT656", 90000, NULL, 0}, /* [RFC2431][RFC3555] */
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{G_MAXUINT8, "video", "DV", 90000, NULL, 0}, /* [RFC3189] */
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{G_MAXUINT8, "video", "H263-1998", 90000, NULL, 0}, /* [RFC2429][RFC3555] */
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{G_MAXUINT8, "video", "H263-2000", 90000, NULL, 0}, /* [RFC2429][RFC3555] */
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{G_MAXUINT8, "video", "MP1S", 90000, NULL, 0}, /* [RFC2250][RFC3555] */
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{G_MAXUINT8, "video", "MP2P", 90000, NULL, 0}, /* [RFC2250][RFC3555] */
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{G_MAXUINT8, "video", "MP4V-ES", 90000, NULL, 0}, /* [RFC3016] */
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{G_MAXUINT8, "video", "parityfec", 0, NULL, 0}, /* [RFC3009] */
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{G_MAXUINT8, "video", "pointer", 90000, NULL, 0}, /* [RFC2862] */
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{G_MAXUINT8, "video", "raw", 90000, NULL, 0}, /* [RFC4175] */
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{G_MAXUINT8, "video", "rtx", 0, NULL, 0}, /* [RFC4588] */
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{G_MAXUINT8, "video", "SMPTE292M", 0, NULL, 0}, /* [RFC3497] */
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{G_MAXUINT8, "video", "vc1", 90000, NULL, 0}, /* [RFC4425] */
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/* not in http://www.iana.org/assignments/rtp-parameters */
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{G_MAXUINT8, "audio", "AC3", 0, NULL, 0},
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{G_MAXUINT8, "audio", "ILBC", 8000, NULL, 0},
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{G_MAXUINT8, "audio", "MPEG4-GENERIC", 0, NULL, 0},
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{G_MAXUINT8, "audio", "SPEEX", 0, NULL, 0},
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{G_MAXUINT8, "application", "MPEG4-GENERIC", 0, NULL, 0},
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{G_MAXUINT8, "video", "H264", 90000, NULL, 0},
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{G_MAXUINT8, "video", "MPEG4-GENERIC", 90000, NULL, 0},
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{G_MAXUINT8, "video", "THEORA", 0, NULL, 0},
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{G_MAXUINT8, "video", "VORBIS", 0, NULL, 0},
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{G_MAXUINT8, "video", "X-SV3V-ES", 90000, NULL, 0},
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{G_MAXUINT8, "video", "X-SORENSON-VIDEO", 90000, NULL, 0},
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/* real stuff */
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{G_MAXUINT8, "video", "x-pn-realvideo", 1000, NULL, 0},
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{G_MAXUINT8, "audio", "x-pn-realaudio", 1000, NULL, 0},
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{G_MAXUINT8, "application", "x-pn-realmedia", 1000, NULL, 0},
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/* terminator */
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{G_MAXUINT8, NULL, NULL, 0, NULL, 0}
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};
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/**
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* gst_rtp_payload_info_for_pt:
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* @payload_type: the payload_type to find
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*
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* Get the #GstRTPPayloadInfo for @payload_type. This function is
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* mostly used to get the default clock-rate and bandwidth for static payload
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* types specified with @payload_type.
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*
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* Returns: a #GstRTPPayloadInfo or NULL when no info could be found.
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*/
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const GstRTPPayloadInfo *
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gst_rtp_payload_info_for_pt (guint8 payload_type)
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{
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const GstRTPPayloadInfo *result = NULL;
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gint i;
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for (i = 0; info[i].media; i++) {
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if (info[i].payload_type == payload_type) {
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result = &info[i];
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break;
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}
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}
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return result;
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}
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/**
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* gst_rtp_payload_info_for_name:
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* @media: the media to find
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* @encoding_name: the encoding name to find
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*
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* Get the #GstRTPPayloadInfo for @media and @encoding_name. This function is
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* mostly used to get the default clock-rate and bandwidth for dynamic payload
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* types specified with @media and @encoding name.
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*
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* The search for @encoding_name will be performed in a case insensitve way.
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*
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* Returns: a #GstRTPPayloadInfo or NULL when no info could be found.
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*/
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const GstRTPPayloadInfo *
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gst_rtp_payload_info_for_name (const gchar * media, const gchar * encoding_name)
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{
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const GstRTPPayloadInfo *result = NULL;
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gint i;
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for (i = 0; info[i].media; i++) {
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if (strcmp (media, info[i].media) == 0
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&& g_ascii_strcasecmp (encoding_name, info[i].encoding_name) == 0) {
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result = &info[i];
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break;
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}
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}
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return result;
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}
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