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61 lines
2 KiB
C
61 lines
2 KiB
C
/*
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* Copyright (C) 2021 Purism SPC
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*
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* This file is part of Calls.
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*
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* Calls is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Calls is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Calls. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Evangelos Ribeiro Tzaras <evangelos.tzaras@puri.sm>
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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*/
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#include "gst-rfc3551.h"
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#include <glib.h>
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/* TODO check available codecs during runtime */
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static MediaCodecInfo gst_codecs[] = {
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{"0", "PCMU", "8000", 1, "rtppcmupay", "rtppcmudepay", "mulawenc", "mulawdec"},
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{"3", "GSM", "8000", 1, "rtpgsmpay", "rtpgsmdepay", "gsmenc", "gsmdec"},
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{"4", "G723", "8000", 1, "rtpg723pay", "rtpg723depay", "avenc_g723_1", "avdec_g723_1"}, // does not seem to work
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{"8", "PCMA", "8000", 1, "rtppcmapay", "rtppcmadepay", "alawenc", "alawdec"},
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{"9", "G722", "8000", 1, "rtpg722pay", "rtpg722depay", "avenc_g722", "avdec_g722"},
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};
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MediaCodecInfo *
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media_codec_by_name (const char *name)
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{
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g_return_val_if_fail (name, NULL);
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for (guint i = 0; i < G_N_ELEMENTS (gst_codecs); i++) {
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if (g_strcmp0 (name, gst_codecs[i].name) == 0)
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return &gst_codecs[i];
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}
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return NULL;
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}
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gchar *
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media_codec_get_gst_capabilities (MediaCodecInfo *codec)
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{
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return g_strdup_printf ("application/x-rtp,media=(string)audio,clock-rate=(int)%s"
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",encoding-name=(string)%s,payload=(int)%s",
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codec->clock_rate,
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codec->name,
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codec->payload_id);
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}
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