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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
* test_init.cc
*
* Mon Sep 2 14:02:16 CEST 2013
* Copyright 2013 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of lrtp.
*
* lrtp is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* lrtp 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with lrtp; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <lrtp.h>
#include <stdio.h>
#include <string>
#include <vector>
#include <math.h>
#include <opus/opus.h>
#include <limits.h>
#include <ao/ao.h>
#define KEY "123456789012345678901234567890123456789012345678901234567890"
#define SSRC 1234567890
#define FS 8000
#define F1 440
#define AF1 0.3
#define F2 500
#define AF2 0.7
void dump(const char *title, const char *buf, size_t size)
{
printf("%12s: ", title);
for(int i = 0; i < size; i++) {
if(i % 8 == 0) printf(" ");
printf("%02x ", (unsigned char)*buf++);
}
printf("\n");
}
// Frame sizes based on frame type index:
static const int wb_frame_size[16] = {
17, 23, 32, 36, 40, 46, 50, 58,
60, 5, -1, -1, -1, -1, -1, 0
};
int main()
{
std::vector<std::string> packets;
unsigned int csrc = 42;
int frame_type_index = 8;
printf("========== Encode ==========\n");
{ // Encode
struct lrtp_t *lrtp = lrtp_init(KEY, SSRC);
struct lrtp_profile_t *profile =
lrtp_create_profile(lrtp, PROFILE_AMRWB, csrc,
OPTION_AMRWB_FRAME_TYPE_INDEX, frame_type_index,
OPTION_END);
char packet[16*1024];
size_t packetsize = sizeof(packet);
int cnt = 0;
for(int i = 0; i < 10; i++) {
size_t num_frames = 10;
char frame[wb_frame_size[frame_type_index] * num_frames];
size_t framesize = wb_frame_size[frame_type_index] * num_frames;
for(int i = 0; i < framesize; i++) frame[i] = cnt++;
int timestamp = 0;
int ret = lrtp_enqueue_frame(profile, frame, framesize);
while( (ret = lrtp_pack(lrtp, packet, sizeof(packet))) != 0) {
std::string p;
p.append(packet, ret);
packets.push_back(p);
}
}
lrtp_destroy_profile(lrtp, csrc);
lrtp_close(lrtp);
}
printf("========== Decode ==========\n");
{ // Decode
struct lrtp_t *lrtp = lrtp_init(KEY, SSRC);
struct lrtp_profile_t *profile =
lrtp_create_profile(lrtp, PROFILE_AMRWB, csrc,
OPTION_AMRWB_FRAME_TYPE_INDEX, frame_type_index,
OPTION_END);
char frame[16*1024];
size_t framesize = sizeof(frame);
int cnt = 0;
std::vector<std::string>::iterator i = packets.begin();
while(i != packets.end()) {
size_t packetsize = i->size();
printf("unpack sz: %d\n", packetsize);
const char *packet = i->data();
unsigned int ts;
framesize = sizeof(frame);
lrtp_unpack(lrtp, packet, packetsize);
int ret;
while((ret = lrtp_dequeue_frame(lrtp, frame, framesize, &csrc, &ts)) != 0) {
printf("Got %d bytes, csrc %d, ts: %d\n", ret, csrc, ts);
printf("cnt:\n");
for(int i = 0; i < ret; i++) {
printf("%02x ", (unsigned char)frame[i]);
}
printf("\n");
}
i++;
}
lrtp_destroy_profile(lrtp, csrc);
lrtp_close(lrtp);
}
return 0;
}
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