/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *file_port;
pjmedia_snd_port *snd_port;
char tmp[10];
pj_status_t status;
if (argc != 2) {
puts("Error: filename required");
puts(desc);
return 1;
}
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create file media port from the WAV file */
status = pjmedia_wav_player_port_create( pool, /* memory pool */
argv[1], /* file to play */
20, /* ptime. */
0, /* flags */
0, /* default buffer */
&file_port/* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to use WAV file", status);
return 1;
}
/* Create sound player port. */
status = pjmedia_snd_port_create_player(
pool, /* pool */
-1, /* use default dev. */
PJMEDIA_PIA_SRATE(&file_port->info),/* clock rate. */
PJMEDIA_PIA_CCNT(&file_port->info),/* # of channels. */
PJMEDIA_PIA_SPF(&file_port->info), /* samples per frame. */
PJMEDIA_PIA_BITS(&file_port->info),/* bits per sample. */
0, /* options */
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
/* Connect file port to the sound player.
* Stream playing will commence immediately.
*/
status = pjmedia_snd_port_connect( snd_port, file_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* File should be playing and looping now, using sound device's thread.
*/
/* Sleep to allow log messages to flush */
pj_thread_sleep(100);
printf("Playing %s..\n", argv[1]);
puts("");
puts("Press <ENTER> to stop playing and quit");
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
puts("EOF while reading stdin, will quit now..");
}
/* Start deinitialization: */
/* Disconnect sound port from file port */
status = pjmedia_snd_port_disconnect(snd_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Without this sleep, Windows/DirectSound will repeteadly
* play the last frame during destroy.
*/
pj_thread_sleep(100);
/* Destroy sound device */
status = pjmedia_snd_port_destroy( snd_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy file port */
status = pjmedia_port_destroy( file_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*****************************************************************************
* test: play simple ringback tone and hear it
*/
static void systest_play_tone(void)
{
/* Ringtones */
#define RINGBACK_FREQ1 440 /* 400 */
#define RINGBACK_FREQ2 480 /* 450 */
#define RINGBACK_ON 3000 /* 400 */
#define RINGBACK_OFF 4000 /* 200 */
#define RINGBACK_CNT 1 /* 2 */
#define RINGBACK_INTERVAL 4000 /* 2000 */
unsigned i, samples_per_frame;
pjmedia_tone_desc tone[RINGBACK_CNT];
pj_pool_t *pool = NULL;
pjmedia_port *ringback_port = NULL;
enum gui_key key;
int ringback_slot = -1;
test_item_t *ti;
pj_str_t name;
const char *title = "Audio Tone Playback Test";
pj_status_t status;
ti = systest_alloc_test_item(title);
if (!ti)
return;
key = gui_msgbox(title,
"This test will play simple ringback tone to "
"the speaker. Please listen carefully for audio "
"impairments such as stutter. You may need "
"to let this test running for a while to "
"make sure that everything is okay. Press "
"OK to start, CANCEL to skip",
WITH_OKCANCEL);
if (key != KEY_OK) {
ti->skipped = PJ_TRUE;
return;
}
PJ_LOG(3,(THIS_FILE, "Running %s", title));
pool = pjsua_pool_create("ringback", 512, 512);
samples_per_frame = systest.media_cfg.audio_frame_ptime *
systest.media_cfg.clock_rate *
systest.media_cfg.channel_count / 1000;
/* Ringback tone (call is ringing) */
name = pj_str("ringback");
status = pjmedia_tonegen_create2(pool, &name,
systest.media_cfg.clock_rate,
systest.media_cfg.channel_count,
samples_per_frame,
16, PJMEDIA_TONEGEN_LOOP,
&ringback_port);
if (status != PJ_SUCCESS)
goto on_return;
pj_bzero(&tone, sizeof(tone));
for (i=0; i<RINGBACK_CNT; ++i) {
tone[i].freq1 = RINGBACK_FREQ1;
tone[i].freq2 = RINGBACK_FREQ2;
tone[i].on_msec = RINGBACK_ON;
tone[i].off_msec = RINGBACK_OFF;
}
tone[RINGBACK_CNT-1].off_msec = RINGBACK_INTERVAL;
status = pjmedia_tonegen_play(ringback_port, RINGBACK_CNT, tone,
PJMEDIA_TONEGEN_LOOP);
if (status != PJ_SUCCESS)
goto on_return;
status = pjsua_conf_add_port(pool, ringback_port, &ringback_slot);
if (status != PJ_SUCCESS)
goto on_return;
status = pjsua_conf_connect(ringback_slot, 0);
if (status != PJ_SUCCESS)
goto on_return;
key = gui_msgbox(title,
"Ringback tone should be playing now in the "
"speaker. Press OK to stop. ", WITH_OK);
status = PJ_SUCCESS;
on_return:
if (ringback_slot != -1)
pjsua_conf_remove_port(ringback_slot);
if (ringback_port)
pjmedia_port_destroy(ringback_port);
if (pool)
pj_pool_release(pool);
if (status != PJ_SUCCESS) {
systest_perror("Sorry we encounter error when initializing "
"the tone generator: ", status);
ti->success = PJ_FALSE;
pj_strerror(status, ti->reason, sizeof(ti->reason));
} else {
key = gui_msgbox(title, "Is the audio okay?", WITH_YESNO);
ti->success = (key == KEY_YES);
if (!ti->success)
pj_ansi_strcpy(ti->reason, USER_ERROR);
}
return;
}
static void systest_latency_test(void)
{
const char *ref_wav_paths[] = { add_path(res_path, WAV_TOCK8_PATH), ALT_PATH1 WAV_TOCK8_PATH };
pj_str_t rec_wav_file;
pjsua_player_id play_id = PJSUA_INVALID_ID;
pjsua_conf_port_id play_slot = PJSUA_INVALID_ID;
pjsua_recorder_id rec_id = PJSUA_INVALID_ID;
pjsua_conf_port_id rec_slot = PJSUA_INVALID_ID;
pj_pool_t *pool = NULL;
pjmedia_port *wav_port = NULL;
unsigned lat_sum=0, lat_cnt=0, lat_min=0, lat_max=0;
enum gui_key key;
test_item_t *ti;
const char *title = "Audio Latency Test";
pj_status_t status;
ti = systest_alloc_test_item(title);
if (!ti)
return;
key = gui_msgbox(title,
"This test will try to find the audio device's "
"latency. We will play a special WAV file to the "
"speaker for ten seconds, then at the end "
"calculate the latency. Please don't do anything "
"until the test is done.", WITH_OKCANCEL);
if (key != KEY_OK) {
ti->skipped = PJ_TRUE;
return;
}
key = gui_msgbox(title,
"For this test to work, we must be able to capture "
"the audio played in the speaker (the echo), and only"
" that audio (i.e. you must be in relatively quiet "
"place to run this test). "
"Press OK to start, or CANCEL to skip.",
WITH_OKCANCEL);
if (key != KEY_OK) {
ti->skipped = PJ_TRUE;
return;
}
PJ_LOG(3,(THIS_FILE, "Running %s", title));
status = create_player(PJ_ARRAY_SIZE(ref_wav_paths), ref_wav_paths,
&play_id);
if (status != PJ_SUCCESS)
goto on_return;
play_slot = pjsua_player_get_conf_port(play_id);
rec_wav_file = pj_str(add_path(doc_path, WAV_LATENCY_OUT_PATH));
status = pjsua_recorder_create(&rec_wav_file, 0, NULL, -1, 0, &rec_id);
if (status != PJ_SUCCESS)
goto on_return;
rec_slot = pjsua_recorder_get_conf_port(rec_id);
/* Setup the test */
//status = pjsua_conf_connect(0, 0);
status = pjsua_conf_connect(play_slot, 0);
status = pjsua_conf_connect(0, rec_slot);
status = pjsua_conf_connect(play_slot, rec_slot);
/* We're running */
PJ_LOG(3,(THIS_FILE, "Please wait while test is running (~10 sec)"));
gui_sleep(10);
/* Done with the test */
//status = pjsua_conf_disconnect(0, 0);
status = pjsua_conf_disconnect(play_slot, rec_slot);
status = pjsua_conf_disconnect(0, rec_slot);
status = pjsua_conf_disconnect(play_slot, 0);
pjsua_recorder_destroy(rec_id);
rec_id = PJSUA_INVALID_ID;
pjsua_player_destroy(play_id);
play_id = PJSUA_INVALID_ID;
/* Confirm that echo is heard */
gui_msgbox(title,
"Test is done. Now we need to confirm that we indeed "
"captured the echo. We will play the captured audio "
"and please confirm that you can hear the 'tock' echo.",
WITH_OK);
status = pjsua_player_create(&rec_wav_file, 0, &play_id);
if (status != PJ_SUCCESS)
goto on_return;
play_slot = pjsua_player_get_conf_port(play_id);
status = pjsua_conf_connect(play_slot, 0);
if (status != PJ_SUCCESS)
goto on_return;
key = gui_msgbox(title,
"The captured audio is being played back now. "
"Can you hear the 'tock' echo?",
WITH_YESNO);
pjsua_player_destroy(play_id);
play_id = PJSUA_INVALID_ID;
if (key != KEY_YES)
goto on_return;
/* Now analyze the latency */
pool = pjsua_pool_create("latency", 512, 512);
status = pjmedia_wav_player_port_create(pool, rec_wav_file.ptr, 0, 0, 0, &wav_port);
if (status != PJ_SUCCESS)
goto on_return;
status = calculate_latency(pool, wav_port, &lat_sum, &lat_cnt,
&lat_min, &lat_max);
if (status != PJ_SUCCESS)
goto on_return;
on_return:
if (wav_port)
pjmedia_port_destroy(wav_port);
if (pool)
pj_pool_release(pool);
if (play_id != PJSUA_INVALID_ID)
pjsua_player_destroy(play_id);
if (rec_id != PJSUA_INVALID_ID)
pjsua_recorder_destroy(rec_id);
if (status != PJ_SUCCESS) {
systest_perror("Sorry we encountered an error: ", status);
ti->success = PJ_FALSE;
pj_strerror(status, ti->reason, sizeof(ti->reason));
} else if (key != KEY_YES) {
ti->success = PJ_FALSE;
if (!ti->success) {
pj_ansi_strcpy(ti->reason, USER_ERROR);
}
} else {
char msg[200];
pj_size_t msglen;
pj_ansi_snprintf(msg, sizeof(msg),
"The sound device latency:\r\n"
" Min=%u, Max=%u, Avg=%u\r\n",
lat_min, lat_max, lat_sum/lat_cnt);
msglen = strlen(msg);
if (lat_sum/lat_cnt > 500) {
pj_ansi_snprintf(msg+msglen, sizeof(msg)-msglen,
"The latency is huge!\r\n");
msglen = strlen(msg);
} else if (lat_sum/lat_cnt > 200) {
pj_ansi_snprintf(msg+msglen, sizeof(msg)-msglen,
"The latency is quite high\r\n");
msglen = strlen(msg);
}
key = gui_msgbox(title, msg, WITH_OK);
ti->success = PJ_TRUE;
pj_ansi_strncpy(ti->reason, msg, sizeof(ti->reason));
ti->reason[sizeof(ti->reason)-1] = '\0';
}
}
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *file_port;
pjmedia_port *resample_port;
pjmedia_snd_port *snd_port;
char tmp[10];
pj_status_t status;
int dev_id = -1;
int sampling_rate = CLOCK_RATE;
int channel_count = NCHANNELS;
int samples_per_frame = NSAMPLES;
int bits_per_sample = NBITS;
//int ptime;
//int down_samples;
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Get options */
if (get_snd_options(THIS_FILE, argc, argv, &dev_id, &sampling_rate,
&channel_count, &samples_per_frame, &bits_per_sample))
{
puts("");
puts(desc);
return 1;
}
if (!argv[pj_optind]) {
puts("Error: no file is specified");
puts(desc);
return 1;
}
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"app", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create the file port. */
status = pjmedia_wav_player_port_create( pool, argv[pj_optind], 0, 0,
0, &file_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open file", status);
return 1;
}
/* File must have same number of channels. */
if (PJMEDIA_PIA_CCNT(&file_port->info) != (unsigned)channel_count) {
PJ_LOG(3,(THIS_FILE, "Error: file has different number of channels. "
"Perhaps you'd need -c option?"));
pjmedia_port_destroy(file_port);
return 1;
}
/* Calculate number of samples per frame to be taken from file port */
//ptime = samples_per_frame * 1000 / sampling_rate;
/* Create the resample port. */
status = pjmedia_resample_port_create( pool, file_port,
sampling_rate, 0,
&resample_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create resample port", status);
return 1;
}
/* Create sound player port. */
status = pjmedia_snd_port_create(
pool, /* pool */
dev_id, /* device */
dev_id, /* device */
sampling_rate, /* clock rate. */
channel_count, /* # of channels. */
samples_per_frame, /* samples per frame. */
bits_per_sample, /* bits per sample. */
0, /* options */
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
/* Connect resample port to sound device */
status = pjmedia_snd_port_connect( snd_port, resample_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error connecting sound ports", status);
return 1;
}
/* Dump memory usage */
dump_pool_usage(THIS_FILE, &cp);
/*
* File should be playing and looping now, using sound device's thread.
*/
/* Sleep to allow log messages to flush */
pj_thread_sleep(100);
printf("Playing %s at sampling rate %d (original file sampling rate=%d)\n",
argv[pj_optind], sampling_rate,
PJMEDIA_PIA_SRATE(&file_port->info));
puts("");
puts("Press <ENTER> to stop playing and quit");
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
puts("EOF while reading stdin, will quit now..");
}
/* Start deinitialization: */
/* Destroy sound device */
status = pjmedia_snd_port_destroy( snd_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy resample port.
* This will destroy all downstream ports (e.g. the file port)
*/
status = pjmedia_port_destroy( resample_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_vid_stream *stream = NULL;
pjmedia_port *enc_port, *dec_port;
pj_status_t status;
pjmedia_vid_port *capture=NULL, *renderer=NULL;
pjmedia_vid_port_param vpp;
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
/* SRTP variables */
pj_bool_t use_srtp = PJ_FALSE;
char tmp_tx_key[64];
char tmp_rx_key[64];
pj_str_t srtp_tx_key = {NULL, 0};
pj_str_t srtp_rx_key = {NULL, 0};
pj_str_t srtp_crypto_suite = {NULL, 0};
int tmp_key_len;
#endif
/* Default values */
const pjmedia_vid_codec_info *codec_info;
pjmedia_vid_codec_param codec_param;
pjmedia_dir dir = PJMEDIA_DIR_DECODING;
pj_sockaddr_in remote_addr;
pj_uint16_t local_port = 4000;
char *codec_id = NULL;
pjmedia_rect_size tx_size = {0};
pj_int8_t rx_pt = -1, tx_pt = -1;
play_file_data play_file = { NULL };
pjmedia_port *play_port = NULL;
pjmedia_vid_codec *play_decoder = NULL;
pjmedia_clock *play_clock = NULL;
enum {
OPT_CODEC = 'c',
OPT_LOCAL_PORT = 'p',
OPT_REMOTE = 'r',
OPT_PLAY_FILE = 'f',
OPT_SEND_RECV = 'b',
OPT_SEND_ONLY = 's',
OPT_RECV_ONLY = 'i',
OPT_SEND_WIDTH = 'W',
OPT_SEND_HEIGHT = 'H',
OPT_RECV_PT = 't',
OPT_SEND_PT = 'T',
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
OPT_USE_SRTP = 'S',
#endif
OPT_SRTP_TX_KEY = 'x',
OPT_SRTP_RX_KEY = 'y',
OPT_HELP = 'h',
};
struct pj_getopt_option long_options[] = {
{ "codec", 1, 0, OPT_CODEC },
{ "local-port", 1, 0, OPT_LOCAL_PORT },
{ "remote", 1, 0, OPT_REMOTE },
{ "play-file", 1, 0, OPT_PLAY_FILE },
{ "send-recv", 0, 0, OPT_SEND_RECV },
{ "send-only", 0, 0, OPT_SEND_ONLY },
{ "recv-only", 0, 0, OPT_RECV_ONLY },
{ "send-width", 1, 0, OPT_SEND_WIDTH },
{ "send-height", 1, 0, OPT_SEND_HEIGHT },
{ "recv-pt", 1, 0, OPT_RECV_PT },
{ "send-pt", 1, 0, OPT_SEND_PT },
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
{ "use-srtp", 2, 0, OPT_USE_SRTP },
{ "srtp-tx-key", 1, 0, OPT_SRTP_TX_KEY },
{ "srtp-rx-key", 1, 0, OPT_SRTP_RX_KEY },
#endif
{ "help", 0, 0, OPT_HELP },
{ NULL, 0, 0, 0 },
};
int c;
int option_index;
pj_bzero(&remote_addr, sizeof(remote_addr));
/* init PJLIB : */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Parse arguments */
pj_optind = 0;
while((c=pj_getopt_long(argc,argv, "h", long_options, &option_index))!=-1)
{
switch (c) {
case OPT_CODEC:
codec_id = pj_optarg;
break;
case OPT_LOCAL_PORT:
local_port = (pj_uint16_t) atoi(pj_optarg);
if (local_port < 1) {
printf("Error: invalid local port %s\n", pj_optarg);
return 1;
}
break;
case OPT_REMOTE:
{
pj_str_t ip = pj_str(strtok(pj_optarg, ":"));
pj_uint16_t port = (pj_uint16_t) atoi(strtok(NULL, ":"));
status = pj_sockaddr_in_init(&remote_addr, &ip, port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Invalid remote address", status);
return 1;
}
}
break;
case OPT_PLAY_FILE:
play_file.file_name = pj_optarg;
break;
case OPT_SEND_RECV:
dir = PJMEDIA_DIR_ENCODING_DECODING;
break;
case OPT_SEND_ONLY:
dir = PJMEDIA_DIR_ENCODING;
break;
case OPT_RECV_ONLY:
dir = PJMEDIA_DIR_DECODING;
break;
case OPT_SEND_WIDTH:
tx_size.w = (unsigned)atoi(pj_optarg);
break;
case OPT_SEND_HEIGHT:
tx_size.h = (unsigned)atoi(pj_optarg);
break;
case OPT_RECV_PT:
rx_pt = (pj_int8_t)atoi(pj_optarg);
break;
case OPT_SEND_PT:
tx_pt = (pj_int8_t)atoi(pj_optarg);
break;
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
case OPT_USE_SRTP:
use_srtp = PJ_TRUE;
if (pj_optarg) {
pj_strset(&srtp_crypto_suite, pj_optarg, strlen(pj_optarg));
} else {
srtp_crypto_suite = pj_str("AES_CM_128_HMAC_SHA1_80");
}
break;
case OPT_SRTP_TX_KEY:
tmp_key_len = hex_string_to_octet_string(tmp_tx_key, pj_optarg,
strlen(pj_optarg));
pj_strset(&srtp_tx_key, tmp_tx_key, tmp_key_len/2);
break;
case OPT_SRTP_RX_KEY:
tmp_key_len = hex_string_to_octet_string(tmp_rx_key, pj_optarg,
strlen(pj_optarg));
pj_strset(&srtp_rx_key, tmp_rx_key, tmp_key_len/2);
break;
#endif
case OPT_HELP:
usage();
return 1;
default:
printf("Invalid options %s\n", argv[pj_optind]);
return 1;
}
}
/* Verify arguments. */
if (dir & PJMEDIA_DIR_ENCODING) {
if (remote_addr.sin_addr.s_addr == 0) {
printf("Error: remote address must be set\n");
return 1;
}
}
if (play_file.file_name != NULL && dir != PJMEDIA_DIR_ENCODING) {
printf("Direction is set to --send-only because of --play-file\n");
dir = PJMEDIA_DIR_ENCODING;
}
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
/* SRTP validation */
if (use_srtp) {
if (!srtp_tx_key.slen || !srtp_rx_key.slen)
{
printf("Error: Key for each SRTP stream direction must be set\n");
return 1;
}
}
#endif
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for application purpose */
pool = pj_pool_create( &cp.factory, /* pool factory */
"app", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Init video format manager */
pjmedia_video_format_mgr_create(pool, 64, 0, NULL);
/* Init video converter manager */
pjmedia_converter_mgr_create(pool, NULL);
/* Init event manager */
pjmedia_event_mgr_create(pool, 0, NULL);
/* Init video codec manager */
pjmedia_vid_codec_mgr_create(pool, NULL);
/* Init video subsystem */
pjmedia_vid_dev_subsys_init(&cp.factory);
/* Register all supported codecs */
status = init_codecs(&cp.factory);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Find which codec to use. */
if (codec_id) {
unsigned count = 1;
pj_str_t str_codec_id = pj_str(codec_id);
status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL,
&str_codec_id, &count,
&codec_info, NULL);
if (status != PJ_SUCCESS) {
printf("Error: unable to find codec %s\n", codec_id);
return 1;
}
} else {
static pjmedia_vid_codec_info info[1];
unsigned count = PJ_ARRAY_SIZE(info);
/* Default to first codec */
pjmedia_vid_codec_mgr_enum_codecs(NULL, &count, info, NULL);
codec_info = &info[0];
}
/* Get codec default param for info */
status = pjmedia_vid_codec_mgr_get_default_param(NULL, codec_info,
&codec_param);
pj_assert(status == PJ_SUCCESS);
/* Set outgoing video size */
if (tx_size.w && tx_size.h)
codec_param.enc_fmt.det.vid.size = tx_size;
#if DEF_RENDERER_WIDTH && DEF_RENDERER_HEIGHT
/* Set incoming video size */
if (DEF_RENDERER_WIDTH > codec_param.dec_fmt.det.vid.size.w)
codec_param.dec_fmt.det.vid.size.w = DEF_RENDERER_WIDTH;
if (DEF_RENDERER_HEIGHT > codec_param.dec_fmt.det.vid.size.h)
codec_param.dec_fmt.det.vid.size.h = DEF_RENDERER_HEIGHT;
#endif
if (play_file.file_name) {
pjmedia_video_format_detail *file_vfd;
pjmedia_clock_param clock_param;
char fmt_name[5];
/* Create file player */
status = create_file_player(pool, play_file.file_name, &play_port);
if (status != PJ_SUCCESS)
goto on_exit;
/* Collect format info */
file_vfd = pjmedia_format_get_video_format_detail(&play_port->info.fmt,
PJ_TRUE);
PJ_LOG(2, (THIS_FILE, "Reading video stream %dx%d %s @%.2ffps",
file_vfd->size.w, file_vfd->size.h,
pjmedia_fourcc_name(play_port->info.fmt.id, fmt_name),
(1.0*file_vfd->fps.num/file_vfd->fps.denum)));
/* Allocate file read buffer */
play_file.read_buf_size = PJMEDIA_MAX_VIDEO_ENC_FRAME_SIZE;
play_file.read_buf = pj_pool_zalloc(pool, play_file.read_buf_size);
/* Create decoder, if the file and the stream uses different codec */
if (codec_info->fmt_id != (pjmedia_format_id)play_port->info.fmt.id) {
const pjmedia_video_format_info *dec_vfi;
pjmedia_video_apply_fmt_param dec_vafp = {0};
const pjmedia_vid_codec_info *codec_info2;
pjmedia_vid_codec_param codec_param2;
/* Find decoder */
status = pjmedia_vid_codec_mgr_get_codec_info2(NULL,
play_port->info.fmt.id,
&codec_info2);
if (status != PJ_SUCCESS)
goto on_exit;
/* Init decoder */
status = pjmedia_vid_codec_mgr_alloc_codec(NULL, codec_info2,
&play_decoder);
if (status != PJ_SUCCESS)
goto on_exit;
status = play_decoder->op->init(play_decoder, pool);
if (status != PJ_SUCCESS)
goto on_exit;
/* Open decoder */
status = pjmedia_vid_codec_mgr_get_default_param(NULL, codec_info2,
&codec_param2);
if (status != PJ_SUCCESS)
goto on_exit;
codec_param2.dir = PJMEDIA_DIR_DECODING;
status = play_decoder->op->open(play_decoder, &codec_param2);
if (status != PJ_SUCCESS)
goto on_exit;
/* Get decoder format info and apply param */
dec_vfi = pjmedia_get_video_format_info(NULL,
codec_info2->dec_fmt_id[0]);
if (!dec_vfi || !dec_vfi->apply_fmt) {
status = PJ_ENOTSUP;
goto on_exit;
}
dec_vafp.size = file_vfd->size;
(*dec_vfi->apply_fmt)(dec_vfi, &dec_vafp);
/* Allocate buffer to receive decoder output */
play_file.dec_buf_size = dec_vafp.framebytes;
play_file.dec_buf = pj_pool_zalloc(pool, play_file.dec_buf_size);
}
/* Create player clock */
clock_param.usec_interval = PJMEDIA_PTIME(&file_vfd->fps);
clock_param.clock_rate = codec_info->clock_rate;
status = pjmedia_clock_create2(pool, &clock_param,
PJMEDIA_CLOCK_NO_HIGHEST_PRIO,
&clock_cb, &play_file, &play_clock);
if (status != PJ_SUCCESS)
goto on_exit;
/* Override stream codec param for encoding direction */
codec_param.enc_fmt.det.vid.size = file_vfd->size;
codec_param.enc_fmt.det.vid.fps = file_vfd->fps;
} else {
pjmedia_vid_port_param_default(&vpp);
/* Set as active for all video devices */
vpp.active = PJ_TRUE;
/* Create video device port. */
if (dir & PJMEDIA_DIR_ENCODING) {
/* Create capture */
status = pjmedia_vid_dev_default_param(
pool,
PJMEDIA_VID_DEFAULT_CAPTURE_DEV,
&vpp.vidparam);
if (status != PJ_SUCCESS)
goto on_exit;
pjmedia_format_copy(&vpp.vidparam.fmt, &codec_param.enc_fmt);
vpp.vidparam.fmt.id = codec_param.dec_fmt.id;
vpp.vidparam.dir = PJMEDIA_DIR_CAPTURE;
status = pjmedia_vid_port_create(pool, &vpp, &capture);
if (status != PJ_SUCCESS)
goto on_exit;
}
if (dir & PJMEDIA_DIR_DECODING) {
/* Create renderer */
status = pjmedia_vid_dev_default_param(
pool,
PJMEDIA_VID_DEFAULT_RENDER_DEV,
&vpp.vidparam);
if (status != PJ_SUCCESS)
goto on_exit;
pjmedia_format_copy(&vpp.vidparam.fmt, &codec_param.dec_fmt);
vpp.vidparam.dir = PJMEDIA_DIR_RENDER;
vpp.vidparam.disp_size = vpp.vidparam.fmt.det.vid.size;
vpp.vidparam.flags |= PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW_FLAGS;
vpp.vidparam.window_flags = PJMEDIA_VID_DEV_WND_BORDER |
PJMEDIA_VID_DEV_WND_RESIZABLE;
status = pjmedia_vid_port_create(pool, &vpp, &renderer);
if (status != PJ_SUCCESS)
goto on_exit;
}
}
/* Set to ignore fmtp */
codec_param.ignore_fmtp = PJ_TRUE;
/* Create stream based on program arguments */
status = create_stream(pool, med_endpt, codec_info, &codec_param,
dir, rx_pt, tx_pt, local_port, &remote_addr,
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
use_srtp, &srtp_crypto_suite,
&srtp_tx_key, &srtp_rx_key,
#endif
&stream);
if (status != PJ_SUCCESS)
goto on_exit;
/* Get the port interface of the stream */
status = pjmedia_vid_stream_get_port(stream, PJMEDIA_DIR_ENCODING,
&enc_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_vid_stream_get_port(stream, PJMEDIA_DIR_DECODING,
&dec_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Start streaming */
status = pjmedia_vid_stream_start(stream);
if (status != PJ_SUCCESS)
goto on_exit;
/* Start renderer */
if (renderer) {
status = pjmedia_vid_port_connect(renderer, dec_port, PJ_FALSE);
if (status != PJ_SUCCESS)
goto on_exit;
status = pjmedia_vid_port_start(renderer);
if (status != PJ_SUCCESS)
goto on_exit;
}
/* Start capture */
if (capture) {
status = pjmedia_vid_port_connect(capture, enc_port, PJ_FALSE);
if (status != PJ_SUCCESS)
goto on_exit;
status = pjmedia_vid_port_start(capture);
if (status != PJ_SUCCESS)
goto on_exit;
}
/* Start playing file */
if (play_file.file_name) {
#if HAS_LOCAL_RENDERER_FOR_PLAY_FILE
/* Create local renderer */
pjmedia_vid_port_param_default(&vpp);
vpp.active = PJ_FALSE;
status = pjmedia_vid_dev_default_param(
pool,
PJMEDIA_VID_DEFAULT_RENDER_DEV,
&vpp.vidparam);
if (status != PJ_SUCCESS)
goto on_exit;
vpp.vidparam.dir = PJMEDIA_DIR_RENDER;
pjmedia_format_copy(&vpp.vidparam.fmt, &codec_param.dec_fmt);
vpp.vidparam.fmt.det.vid.size = play_port->info.fmt.det.vid.size;
vpp.vidparam.fmt.det.vid.fps = play_port->info.fmt.det.vid.fps;
vpp.vidparam.disp_size = vpp.vidparam.fmt.det.vid.size;
status = pjmedia_vid_port_create(pool, &vpp, &renderer);
if (status != PJ_SUCCESS)
goto on_exit;
status = pjmedia_vid_port_start(renderer);
if (status != PJ_SUCCESS)
goto on_exit;
#endif
/* Init play file data */
play_file.play_port = play_port;
play_file.stream_port = enc_port;
play_file.decoder = play_decoder;
if (renderer) {
play_file.renderer = pjmedia_vid_port_get_passive_port(renderer);
}
status = pjmedia_clock_start(play_clock);
if (status != PJ_SUCCESS)
goto on_exit;
}
/* Done */
if (dir == PJMEDIA_DIR_DECODING)
printf("Stream is active, dir is recv-only, local port is %d\n",
local_port);
else if (dir == PJMEDIA_DIR_ENCODING)
printf("Stream is active, dir is send-only, sending to %s:%d\n",
pj_inet_ntoa(remote_addr.sin_addr),
pj_ntohs(remote_addr.sin_port));
else
printf("Stream is active, send/recv, local port is %d, "
"sending to %s:%d\n",
local_port,
pj_inet_ntoa(remote_addr.sin_addr),
pj_ntohs(remote_addr.sin_port));
if (dir & PJMEDIA_DIR_ENCODING)
PJ_LOG(2, (THIS_FILE, "Sending %dx%d %.*s @%.2ffps",
codec_param.enc_fmt.det.vid.size.w,
codec_param.enc_fmt.det.vid.size.h,
codec_info->encoding_name.slen,
codec_info->encoding_name.ptr,
(1.0*codec_param.enc_fmt.det.vid.fps.num/
codec_param.enc_fmt.det.vid.fps.denum)));
for (;;) {
char tmp[10];
puts("");
puts("Commands:");
puts(" q Quit");
puts("");
printf("Command: "); fflush(stdout);
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
puts("EOF while reading stdin, will quit now..");
break;
}
if (tmp[0] == 'q')
break;
}
/* Start deinitialization: */
on_exit:
/* Stop and destroy file clock */
if (play_clock) {
pjmedia_clock_stop(play_clock);
pjmedia_clock_destroy(play_clock);
}
/* Destroy file reader/player */
if (play_port)
pjmedia_port_destroy(play_port);
/* Destroy file decoder */
if (play_decoder) {
play_decoder->op->close(play_decoder);
pjmedia_vid_codec_mgr_dealloc_codec(NULL, play_decoder);
}
/* Destroy video devices */
if (capture)
pjmedia_vid_port_destroy(capture);
if (renderer)
pjmedia_vid_port_destroy(renderer);
/* Destroy stream */
if (stream) {
pjmedia_transport *tp;
tp = pjmedia_vid_stream_get_transport(stream);
pjmedia_vid_stream_destroy(stream);
pjmedia_transport_close(tp);
}
/* Deinit codecs */
deinit_codecs();
/* Shutdown video subsystem */
pjmedia_vid_dev_subsys_shutdown();
/* Destroy event manager */
pjmedia_event_mgr_destroy(NULL);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
return (status == PJ_SUCCESS) ? 0 : 1;
}
static pj_status_t enc_dec_test(const char *codec_id,
const char *filein,
const char *fileout)
{
pj_pool_t *pool;
pjmedia_codec_mgr *cm;
pjmedia_codec *codec;
const pjmedia_codec_info *pci;
pjmedia_codec_param param;
unsigned cnt, samples_per_frame;
pj_str_t tmp;
pjmedia_port *wavin, *wavout;
unsigned lost_pct;
pj_status_t status;
#define T file_msec_duration/1000, file_msec_duration%1000
pool = pjmedia_endpt_create_pool(mept, "encdec", 1000, 1000);
cm = pjmedia_endpt_get_codec_mgr(mept);
#ifdef LOST_PCT
lost_pct = LOST_PCT;
#else
lost_pct = 0;
#endif
cnt = 1;
CHECK( pjmedia_codec_mgr_find_codecs_by_id(cm, pj_cstr(&tmp, codec_id),
&cnt, &pci, NULL) );
CHECK( pjmedia_codec_mgr_get_default_param(cm, pci, ¶m) );
samples_per_frame = param.info.clock_rate * param.info.frm_ptime / 1000;
/* Control VAD */
param.setting.vad = 1;
/* Open wav for reading */
CHECK( pjmedia_wav_player_port_create(pool, filein,
param.info.frm_ptime,
PJMEDIA_FILE_NO_LOOP, 0, &wavin) );
/* Open wav for writing */
CHECK( pjmedia_wav_writer_port_create(pool, fileout,
param.info.clock_rate,
param.info.channel_cnt,
samples_per_frame,
16, 0, 0, &wavout) );
/* Alloc codec */
CHECK( pjmedia_codec_mgr_alloc_codec(cm, pci, &codec) );
CHECK( codec->op->init(codec, pool) );
CHECK( codec->op->open(codec, ¶m) );
for (;;) {
pjmedia_frame frm_pcm, frm_bit, out_frm, frames[4];
pj_int16_t pcmbuf[320];
pj_timestamp ts;
pj_uint8_t bitstream[160];
frm_pcm.buf = (char*)pcmbuf;
frm_pcm.size = samples_per_frame * 2;
/* Read from WAV */
if (pjmedia_port_get_frame(wavin, &frm_pcm) != PJ_SUCCESS)
break;
if (frm_pcm.type != PJMEDIA_FRAME_TYPE_AUDIO)
break;;
/* Update duration */
file_msec_duration += samples_per_frame * 1000 /
param.info.clock_rate;
/* Encode */
frm_bit.buf = bitstream;
frm_bit.size = sizeof(bitstream);
CHECK(codec->op->encode(codec, &frm_pcm, sizeof(bitstream), &frm_bit));
/* On DTX, write zero frame to wavout to maintain duration */
if (frm_bit.size == 0 || frm_bit.type != PJMEDIA_FRAME_TYPE_AUDIO) {
out_frm.buf = (char*)pcmbuf;
out_frm.size = 160;
CHECK( pjmedia_port_put_frame(wavout, &out_frm) );
TRACE_((THIS_FILE, "%d.%03d read: %u, enc: %u",
T, frm_pcm.size, frm_bit.size));
continue;
}
/* Parse the bitstream (not really necessary for this case
* since we always decode 1 frame, but it's still good
* for testing)
*/
ts.u64 = 0;
cnt = PJ_ARRAY_SIZE(frames);
CHECK( codec->op->parse(codec, bitstream, frm_bit.size, &ts, &cnt,
frames) );
CHECK( (cnt==1 ? PJ_SUCCESS : -1) );
/* Decode or simulate packet loss */
out_frm.buf = (char*)pcmbuf;
out_frm.size = sizeof(pcmbuf);
if ((pj_rand() % 100) < (int)lost_pct) {
/* Simulate loss */
CHECK( codec->op->recover(codec, sizeof(pcmbuf), &out_frm) );
TRACE_((THIS_FILE, "%d.%03d Packet lost", T));
} else {
/* Decode */
CHECK( codec->op->decode(codec, &frames[0], sizeof(pcmbuf),
&out_frm) );
}
/* Write to WAV */
CHECK( pjmedia_port_put_frame(wavout, &out_frm) );
TRACE_((THIS_FILE, "%d.%03d read: %u, enc: %u, dec/write: %u",
T, frm_pcm.size, frm_bit.size, out_frm.size));
}
/* Close wavs */
pjmedia_port_destroy(wavout);
pjmedia_port_destroy(wavin);
/* Close codec */
codec->op->close(codec);
pjmedia_codec_mgr_dealloc_codec(cm, codec);
/* Release pool */
pj_pool_release(pool);
return PJ_SUCCESS;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *rec_file_port = NULL, *play_file_port = NULL;
pjmedia_master_port *master_port = NULL;
pjmedia_snd_port *snd_port = NULL;
pjmedia_stream *stream = NULL;
pjmedia_port *stream_port;
char tmp[10];
pj_status_t status;
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
/* SRTP variables */
pj_bool_t use_srtp = PJ_FALSE;
char tmp_tx_key[64];
char tmp_rx_key[64];
pj_str_t srtp_tx_key = {NULL, 0};
pj_str_t srtp_rx_key = {NULL, 0};
pj_str_t srtp_crypto_suite = {NULL, 0};
int tmp_key_len;
#endif
/* Default values */
const pjmedia_codec_info *codec_info;
pjmedia_codec_param codec_param;
pjmedia_dir dir = PJMEDIA_DIR_DECODING;
pj_sockaddr_in remote_addr;
pj_uint16_t local_port = 4000;
char *codec_id = NULL;
char *rec_file = NULL;
char *play_file = NULL;
enum {
OPT_CODEC = 'c',
OPT_LOCAL_PORT = 'p',
OPT_REMOTE = 'r',
OPT_PLAY_FILE = 'w',
OPT_RECORD_FILE = 'R',
OPT_SEND_RECV = 'b',
OPT_SEND_ONLY = 's',
OPT_RECV_ONLY = 'i',
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
OPT_USE_SRTP = 'S',
#endif
OPT_SRTP_TX_KEY = 'x',
OPT_SRTP_RX_KEY = 'y',
OPT_HELP = 'h',
};
struct pj_getopt_option long_options[] = {
{ "codec", 1, 0, OPT_CODEC },
{ "local-port", 1, 0, OPT_LOCAL_PORT },
{ "remote", 1, 0, OPT_REMOTE },
{ "play-file", 1, 0, OPT_PLAY_FILE },
{ "record-file", 1, 0, OPT_RECORD_FILE },
{ "send-recv", 0, 0, OPT_SEND_RECV },
{ "send-only", 0, 0, OPT_SEND_ONLY },
{ "recv-only", 0, 0, OPT_RECV_ONLY },
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
{ "use-srtp", 2, 0, OPT_USE_SRTP },
{ "srtp-tx-key", 1, 0, OPT_SRTP_TX_KEY },
{ "srtp-rx-key", 1, 0, OPT_SRTP_RX_KEY },
#endif
{ "help", 0, 0, OPT_HELP },
{ NULL, 0, 0, 0 },
};
int c;
int option_index;
pj_bzero(&remote_addr, sizeof(remote_addr));
/* init PJLIB : */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Parse arguments */
pj_optind = 0;
while((c=pj_getopt_long(argc,argv, "h", long_options, &option_index))!=-1) {
switch (c) {
case OPT_CODEC:
codec_id = pj_optarg;
break;
case OPT_LOCAL_PORT:
local_port = (pj_uint16_t) atoi(pj_optarg);
if (local_port < 1) {
printf("Error: invalid local port %s\n", pj_optarg);
return 1;
}
break;
case OPT_REMOTE:
{
pj_str_t ip = pj_str(strtok(pj_optarg, ":"));
pj_uint16_t port = (pj_uint16_t) atoi(strtok(NULL, ":"));
status = pj_sockaddr_in_init(&remote_addr, &ip, port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Invalid remote address", status);
return 1;
}
}
break;
case OPT_PLAY_FILE:
play_file = pj_optarg;
break;
case OPT_RECORD_FILE:
rec_file = pj_optarg;
break;
case OPT_SEND_RECV:
dir = PJMEDIA_DIR_ENCODING_DECODING;
break;
case OPT_SEND_ONLY:
dir = PJMEDIA_DIR_ENCODING;
break;
case OPT_RECV_ONLY:
dir = PJMEDIA_DIR_DECODING;
break;
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
case OPT_USE_SRTP:
use_srtp = PJ_TRUE;
if (pj_optarg) {
pj_strset(&srtp_crypto_suite, pj_optarg, strlen(pj_optarg));
} else {
srtp_crypto_suite = pj_str("AES_CM_128_HMAC_SHA1_80");
}
break;
case OPT_SRTP_TX_KEY:
tmp_key_len = hex_string_to_octet_string(tmp_tx_key, pj_optarg,
(int)strlen(pj_optarg));
pj_strset(&srtp_tx_key, tmp_tx_key, tmp_key_len/2);
break;
case OPT_SRTP_RX_KEY:
tmp_key_len = hex_string_to_octet_string(tmp_rx_key, pj_optarg,
(int)strlen(pj_optarg));
pj_strset(&srtp_rx_key, tmp_rx_key, tmp_key_len/2);
break;
#endif
case OPT_HELP:
usage();
return 1;
default:
printf("Invalid options %s\n", argv[pj_optind]);
return 1;
}
}
/* Verify arguments. */
if (dir & PJMEDIA_DIR_ENCODING) {
if (remote_addr.sin_addr.s_addr == 0) {
printf("Error: remote address must be set\n");
return 1;
}
}
if (play_file != NULL && dir != PJMEDIA_DIR_ENCODING) {
printf("Direction is set to --send-only because of --play-file\n");
dir = PJMEDIA_DIR_ENCODING;
}
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
/* SRTP validation */
if (use_srtp) {
if (!srtp_tx_key.slen || !srtp_rx_key.slen)
{
printf("Error: Key for each SRTP stream direction must be set\n");
return 1;
}
}
#endif
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for application purpose */
pool = pj_pool_create( &cp.factory, /* pool factory */
"app", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Register all supported codecs */
status = init_codecs(med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Find which codec to use. */
if (codec_id) {
unsigned count = 1;
pj_str_t str_codec_id = pj_str(codec_id);
pjmedia_codec_mgr *codec_mgr = pjmedia_endpt_get_codec_mgr(med_endpt);
status = pjmedia_codec_mgr_find_codecs_by_id( codec_mgr,
&str_codec_id, &count,
&codec_info, NULL);
if (status != PJ_SUCCESS) {
printf("Error: unable to find codec %s\n", codec_id);
return 1;
}
} else {
/* Default to pcmu */
pjmedia_codec_mgr_get_codec_info( pjmedia_endpt_get_codec_mgr(med_endpt),
0, &codec_info);
}
/* Create stream based on program arguments */
status = create_stream(pool, med_endpt, codec_info, dir, local_port,
&remote_addr,
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
use_srtp, &srtp_crypto_suite,
&srtp_tx_key, &srtp_rx_key,
#endif
&stream);
if (status != PJ_SUCCESS)
goto on_exit;
/* Get codec default param for info */
status = pjmedia_codec_mgr_get_default_param(
pjmedia_endpt_get_codec_mgr(med_endpt),
codec_info,
&codec_param);
/* Should be ok, as create_stream() above succeeded */
pj_assert(status == PJ_SUCCESS);
/* Get the port interface of the stream */
status = pjmedia_stream_get_port( stream, &stream_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
if (play_file) {
unsigned wav_ptime;
wav_ptime = PJMEDIA_PIA_PTIME(&stream_port->info);
status = pjmedia_wav_player_port_create(pool, play_file, wav_ptime,
0, -1, &play_file_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to use file", status);
goto on_exit;
}
status = pjmedia_master_port_create(pool, play_file_port, stream_port,
0, &master_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create master port", status);
goto on_exit;
}
status = pjmedia_master_port_start(master_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error starting master port", status);
goto on_exit;
}
printf("Playing from WAV file %s..\n", play_file);
} else if (rec_file) {
status = pjmedia_wav_writer_port_create(pool, rec_file,
PJMEDIA_PIA_SRATE(&stream_port->info),
PJMEDIA_PIA_CCNT(&stream_port->info),
PJMEDIA_PIA_SPF(&stream_port->info),
PJMEDIA_PIA_BITS(&stream_port->info),
0, 0, &rec_file_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to use file", status);
goto on_exit;
}
status = pjmedia_master_port_create(pool, stream_port, rec_file_port,
0, &master_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create master port", status);
goto on_exit;
}
status = pjmedia_master_port_start(master_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error starting master port", status);
goto on_exit;
}
printf("Recording to WAV file %s..\n", rec_file);
} else {
/* Create sound device port. */
if (dir == PJMEDIA_DIR_ENCODING_DECODING)
status = pjmedia_snd_port_create(pool, -1, -1,
PJMEDIA_PIA_SRATE(&stream_port->info),
PJMEDIA_PIA_CCNT(&stream_port->info),
PJMEDIA_PIA_SPF(&stream_port->info),
PJMEDIA_PIA_BITS(&stream_port->info),
0, &snd_port);
else if (dir == PJMEDIA_DIR_ENCODING)
status = pjmedia_snd_port_create_rec(pool, -1,
PJMEDIA_PIA_SRATE(&stream_port->info),
PJMEDIA_PIA_CCNT(&stream_port->info),
PJMEDIA_PIA_SPF(&stream_port->info),
PJMEDIA_PIA_BITS(&stream_port->info),
0, &snd_port);
else
status = pjmedia_snd_port_create_player(pool, -1,
PJMEDIA_PIA_SRATE(&stream_port->info),
PJMEDIA_PIA_CCNT(&stream_port->info),
PJMEDIA_PIA_SPF(&stream_port->info),
PJMEDIA_PIA_BITS(&stream_port->info),
0, &snd_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create sound port", status);
goto on_exit;
}
/* Connect sound port to stream */
status = pjmedia_snd_port_connect( snd_port, stream_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
}
/* Start streaming */
pjmedia_stream_start(stream);
/* Done */
if (dir == PJMEDIA_DIR_DECODING)
printf("Stream is active, dir is recv-only, local port is %d\n",
local_port);
else if (dir == PJMEDIA_DIR_ENCODING)
printf("Stream is active, dir is send-only, sending to %s:%d\n",
pj_inet_ntoa(remote_addr.sin_addr),
pj_ntohs(remote_addr.sin_port));
else
printf("Stream is active, send/recv, local port is %d, "
"sending to %s:%d\n",
local_port,
pj_inet_ntoa(remote_addr.sin_addr),
pj_ntohs(remote_addr.sin_port));
for (;;) {
puts("");
puts("Commands:");
puts(" s Display media statistics");
puts(" q Quit");
puts("");
printf("Command: "); fflush(stdout);
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
puts("EOF while reading stdin, will quit now..");
break;
}
if (tmp[0] == 's')
print_stream_stat(stream, &codec_param);
else if (tmp[0] == 'q')
break;
}
/* Start deinitialization: */
on_exit:
/* Destroy sound device */
if (snd_port) {
pjmedia_snd_port_destroy( snd_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
}
/* If there is master port, then we just need to destroy master port
* (it will recursively destroy upstream and downstream ports, which
* in this case are file_port and stream_port).
*/
if (master_port) {
pjmedia_master_port_destroy(master_port, PJ_TRUE);
play_file_port = NULL;
stream = NULL;
}
/* Destroy stream */
if (stream) {
pjmedia_transport *tp;
tp = pjmedia_stream_get_transport(stream);
pjmedia_stream_destroy(stream);
pjmedia_transport_close(tp);
}
/* Destroy file ports */
if (play_file_port)
pjmedia_port_destroy( play_file_port );
if (rec_file_port)
pjmedia_port_destroy( rec_file_port );
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
return (status == PJ_SUCCESS) ? 0 : 1;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *file_ori_port;
pjmedia_port *file_deg_port;
pj_status_t status;
unsigned first_nsamples = 0;
unsigned samples_compared = 0;
char buf1[BYTES_PER_FRAME];
char buf2[BYTES_PER_FRAME];
double ref_mag = 0;
double deg_mag = 0;
double mix_mag = 0;
int detail = 0;
int res_deg, res_mix, res_overall;
if (argc < 3) {
puts("Error: original & degraded filename required");
puts(desc);
return 1;
}
/* Set log level. */
pj_log_set_level(3);
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create file media port from the original WAV file */
status = pjmedia_wav_player_port_create( pool, /* memory pool */
argv[1], /* file to play */
40, /* ptime. */
PJMEDIA_FILE_NO_LOOP, /* flags */
0, /* default buffer */
&file_ori_port/* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to use WAV file", status);
return 1;
}
/* Create file media port from the degraded WAV file */
status = pjmedia_wav_player_port_create( pool, /* memory pool */
argv[2], /* file to play */
40, /* ptime. */
PJMEDIA_FILE_NO_LOOP, /* flags */
0, /* default buffer */
&file_deg_port/* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to use WAV file", status);
return 1;
}
if (file_ori_port->info.clock_rate != file_deg_port->info.clock_rate) {
app_perror(THIS_FILE, "Clock rates must be same.", PJ_EINVAL);
return 1;
}
if (argc > 3)
first_nsamples = atoi(argv[3]) * file_ori_port->info.clock_rate / 1000;
if (argc > 4)
detail = atoi(argv[4]);
while (1) {
pjmedia_frame f1, f2;
f1.buf = buf1;
f1.size = BYTES_PER_FRAME;
f2.buf = buf2;
f2.size = BYTES_PER_FRAME;
status = pjmedia_port_get_frame(file_ori_port, &f1);
if (status == PJ_EEOF) {
break;
} else if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error occured while reading file", status);
break;
}
status = pjmedia_port_get_frame(file_deg_port, &f2);
if (status == PJ_EEOF) {
break;
} else if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error occured while reading file", status);
break;
}
/* Calculate magnitudes */
ref_mag += sum_mult_sig(f1.buf, f1.buf, BYTES_PER_FRAME >> 1);
deg_mag += sum_mult_sig(f2.buf, f2.buf, BYTES_PER_FRAME >> 1);
mix_mag += sum_mult_sig(f1.buf, f2.buf, BYTES_PER_FRAME >> 1);
samples_compared += BYTES_PER_FRAME >> 1;
if (first_nsamples && samples_compared >= first_nsamples)
break;
}
/* Degraded magnitude compared to reference magnitude
*/
res_deg = (int) (deg_mag / ref_mag * 100.0);
if (res_deg < 0)
res_deg = -1;
else if (res_deg >= 81)
res_deg = 9;
else
res_deg = pj_isqrt(res_deg);
/* Mixed magnitude (don't know what this is actually :D) compared to
* reference magnitude
*/
res_mix = (int) (mix_mag / ref_mag * 100.0);
if (res_mix < 0)
res_mix = -1;
else if (res_mix >= 81)
res_mix = 9;
else
res_mix = pj_isqrt(res_mix);
/* Overall score.
* If mixed score is -1, then overall score should be -1 as well.
* Apply no weighting (1:1) for now.
*/
if (res_mix == -1)
res_overall = -1;
else
res_overall = (res_mix*1 + res_deg*1) / 2;
if (detail) {
printf("Reference = %.0f\n", ref_mag);
printf("Degraded = %.0f\n", deg_mag);
printf("Mixed = %.0f\n", mix_mag);
printf("\n");
printf("Score 1 = %d\n", res_deg);
printf("Score 2 = %d\n", res_mix);
printf("\n");
}
printf("Overall = %d\n", res_overall);
/* Destroy file port */
status = pjmedia_port_destroy( file_ori_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_port_destroy( file_deg_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*****************************************************************************
* main()
*/
int main(int argc, char *argv[])
{
int dev_id = -1;
int clock_rate = CLOCK_RATE;
int channel_count = NCHANNELS;
int samples_per_frame = NSAMPLES;
int bits_per_sample = NBITS;
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_conf *conf;
int i, port_count, file_count;
pjmedia_port **file_port; /* Array of file ports */
pjmedia_port *rec_port = NULL; /* Wav writer port */
char tmp[10];
pj_status_t status;
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Get command line options. */
if (get_snd_options(THIS_FILE, argc, argv, &dev_id, &clock_rate,
&channel_count, &samples_per_frame, &bits_per_sample))
{
usage();
return 1;
}
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool to allocate memory */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
file_count = argc - pj_optind;
port_count = file_count + 1 + RECORDER;
/* Create the conference bridge.
* With default options (zero), the bridge will create an instance of
* sound capture and playback device and connect them to slot zero.
*/
status = pjmedia_conf_create( pool, /* pool to use */
port_count,/* number of ports */
clock_rate,
channel_count,
samples_per_frame,
bits_per_sample,
0, /* options */
&conf /* result */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create conference bridge", status);
return 1;
}
#if RECORDER
status = pjmedia_wav_writer_port_create( pool, "confrecord.wav",
clock_rate, channel_count,
samples_per_frame,
bits_per_sample, 0, 0,
&rec_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create WAV writer", status);
return 1;
}
pjmedia_conf_add_port(conf, pool, rec_port, NULL, NULL);
#endif
/* Create file ports. */
file_port = pj_pool_alloc(pool, file_count * sizeof(pjmedia_port*));
for (i=0; i<file_count; ++i) {
/* Load the WAV file to file port. */
status = pjmedia_wav_player_port_create(
pool, /* pool. */
argv[i+pj_optind], /* filename */
0, /* use default ptime */
0, /* flags */
0, /* buf size */
&file_port[i] /* result */
);
if (status != PJ_SUCCESS) {
char title[80];
pj_ansi_sprintf(title, "Unable to use %s", argv[i+pj_optind]);
app_perror(THIS_FILE, title, status);
usage();
return 1;
}
/* Add the file port to conference bridge */
status = pjmedia_conf_add_port( conf, /* The bridge */
pool, /* pool */
file_port[i], /* port to connect */
NULL, /* Use port's name */
NULL /* ptr for slot # */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to add conference port", status);
return 1;
}
}
/*
* All ports are set up in the conference bridge.
* But at this point, no media will be flowing since no ports are
* "connected". User must connect the port manually.
*/
/* Dump memory usage */
dump_pool_usage(THIS_FILE, &cp);
/* Sleep to allow log messages to flush */
pj_thread_sleep(100);
/*
* UI Menu:
*/
for (;;) {
char tmp1[10];
char tmp2[10];
char *err;
int src, dst, level, dur;
puts("");
conf_list(conf, 0);
puts("");
puts("Menu:");
puts(" s Show ports details");
puts(" c Connect one port to another");
puts(" d Disconnect port connection");
puts(" t Adjust signal level transmitted (tx) to a port");
puts(" r Adjust signal level received (rx) from a port");
puts(" v Display VU meter for a particular port");
puts(" q Quit");
puts("");
printf("Enter selection: "); fflush(stdout);
if (fgets(tmp, sizeof(tmp), stdin) == NULL)
break;
switch (tmp[0]) {
case 's':
puts("");
conf_list(conf, 1);
break;
case 'c':
puts("");
puts("Connect source port to destination port");
if (!input("Enter source port number", tmp1, sizeof(tmp1)) )
continue;
src = strtol(tmp1, &err, 10);
if (*err || src < 0 || src >= port_count) {
puts("Invalid slot number");
continue;
}
if (!input("Enter destination port number", tmp2, sizeof(tmp2)) )
continue;
dst = strtol(tmp2, &err, 10);
if (*err || dst < 0 || dst >= port_count) {
puts("Invalid slot number");
continue;
}
status = pjmedia_conf_connect_port(conf, src, dst, 0);
if (status != PJ_SUCCESS)
app_perror(THIS_FILE, "Error connecting port", status);
break;
case 'd':
puts("");
puts("Disconnect port connection");
if (!input("Enter source port number", tmp1, sizeof(tmp1)) )
continue;
src = strtol(tmp1, &err, 10);
if (*err || src < 0 || src >= port_count) {
puts("Invalid slot number");
continue;
}
if (!input("Enter destination port number", tmp2, sizeof(tmp2)) )
continue;
dst = strtol(tmp2, &err, 10);
if (*err || dst < 0 || dst >= port_count) {
puts("Invalid slot number");
continue;
}
status = pjmedia_conf_disconnect_port(conf, src, dst);
if (status != PJ_SUCCESS)
app_perror(THIS_FILE, "Error connecting port", status);
break;
case 't':
puts("");
puts("Adjust transmit level of a port");
if (!input("Enter port number", tmp1, sizeof(tmp1)) )
continue;
src = strtol(tmp1, &err, 10);
if (*err || src < 0 || src >= port_count) {
puts("Invalid slot number");
continue;
}
if (!input("Enter level (-128 to >127, 0 for normal)",
tmp2, sizeof(tmp2)) )
continue;
level = strtol(tmp2, &err, 10);
if (*err || level < -128) {
puts("Invalid level");
continue;
}
status = pjmedia_conf_adjust_tx_level( conf, src, level);
if (status != PJ_SUCCESS)
app_perror(THIS_FILE, "Error adjusting level", status);
break;
case 'r':
puts("");
puts("Adjust receive level of a port");
if (!input("Enter port number", tmp1, sizeof(tmp1)) )
continue;
src = strtol(tmp1, &err, 10);
if (*err || src < 0 || src >= port_count) {
puts("Invalid slot number");
continue;
}
if (!input("Enter level (-128 to >127, 0 for normal)",
tmp2, sizeof(tmp2)) )
continue;
level = strtol(tmp2, &err, 10);
if (*err || level < -128) {
puts("Invalid level");
continue;
}
status = pjmedia_conf_adjust_rx_level( conf, src, level);
if (status != PJ_SUCCESS)
app_perror(THIS_FILE, "Error adjusting level", status);
break;
case 'v':
puts("");
puts("Display VU meter");
if (!input("Enter port number to monitor", tmp1, sizeof(tmp1)) )
continue;
src = strtol(tmp1, &err, 10);
if (*err || src < 0 || src >= port_count) {
puts("Invalid slot number");
continue;
}
if (!input("Enter r for rx level or t for tx level", tmp2, sizeof(tmp2)))
continue;
if (tmp2[0] != 'r' && tmp2[0] != 't') {
puts("Invalid option");
continue;
}
if (!input("Duration to monitor (in seconds)", tmp1, sizeof(tmp1)) )
continue;
dur = strtol(tmp1, &err, 10);
if (*err) {
puts("Invalid duration number");
continue;
}
monitor_level(conf, src, tmp2[0], dur);
break;
case 'q':
goto on_quit;
default:
printf("Invalid input character '%c'\n", tmp[0]);
break;
}
}
on_quit:
/* Start deinitialization: */
/* Destroy conference bridge */
status = pjmedia_conf_destroy( conf );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy file ports */
for (i=0; i<file_count; ++i) {
status = pjmedia_port_destroy( file_port[i]);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
}
/* Destroy recorder port */
if (rec_port)
pjmedia_port_destroy(rec_port);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *file_port = NULL;
pjmedia_port *stereo_port = NULL;
pjmedia_snd_port *snd_port = NULL;
int dev_id = -1;
char tmp[10];
pj_status_t status;
char *wav_file = NULL;
unsigned mode = 0;
unsigned rec_ch_cnt = 1;
unsigned snd_ch_cnt = 2;
enum {
OPT_MODE = 'm',
OPT_REC_CHANNEL = 'C',
OPT_SND_CHANNEL = 'c',
};
struct pj_getopt_option long_options[] = {
{ "mode", 1, 0, OPT_MODE },
{ "rec-ch-cnt", 1, 0, OPT_REC_CHANNEL },
{ "snd-ch-cnt", 1, 0, OPT_SND_CHANNEL },
{ NULL, 0, 0, 0 },
};
int c;
int option_index;
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Parse arguments */
pj_optind = 0;
while((c=pj_getopt_long(argc,argv, "m:C:c:", long_options, &option_index))!=-1) {
switch (c) {
case OPT_MODE:
if (mode) {
app_perror(THIS_FILE, "Cannot record and play at once!",
PJ_EINVAL);
return 1;
}
mode = atoi(pj_optarg);
break;
case OPT_REC_CHANNEL:
rec_ch_cnt = atoi(pj_optarg);
break;
case OPT_SND_CHANNEL:
snd_ch_cnt = atoi(pj_optarg);
break;
default:
printf("Invalid options %s\n", argv[pj_optind]);
puts(desc);
return 1;
}
}
wav_file = argv[pj_optind];
/* Verify arguments. */
if (!wav_file) {
app_perror(THIS_FILE, "WAV file not specified!", PJ_EINVAL);
puts(desc);
return 1;
}
if (!snd_ch_cnt || !rec_ch_cnt || rec_ch_cnt > 6) {
app_perror(THIS_FILE, "Invalid or too many channel count!", PJ_EINVAL);
puts(desc);
return 1;
}
if (mode != MODE_RECORD && mode != MODE_PLAY) {
app_perror(THIS_FILE, "Invalid operation mode!", PJ_EINVAL);
puts(desc);
return 1;
}
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"app", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
if (mode == MODE_PLAY) {
/* Create WAVE file player port. */
status = pjmedia_wav_player_port_create( pool, wav_file, PTIME, 0,
0, &file_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open file", status);
return 1;
}
/* Create sound player port. */
status = pjmedia_snd_port_create_player(
pool, /* pool */
dev_id, /* device id. */
PJMEDIA_PIA_SRATE(&file_port->info),/* clock rate. */
snd_ch_cnt, /* # of channels. */
snd_ch_cnt * PTIME * /* samples per frame. */
PJMEDIA_PIA_SRATE(&file_port->info) / 1000,
PJMEDIA_PIA_BITS(&file_port->info),/* bits per sample. */
0, /* options */
15,
5,
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
if (snd_ch_cnt != PJMEDIA_PIA_CCNT(&file_port->info)) {
status = pjmedia_stereo_port_create( pool,
file_port,
snd_ch_cnt,
0,
&stereo_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create stereo port", status);
return 1;
}
status = pjmedia_snd_port_connect(snd_port, stereo_port);
} else {
status = pjmedia_snd_port_connect(snd_port, file_port);
}
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to connect sound port", status);
return 1;
}
} else {
/* Create WAVE file writer port. */
status = pjmedia_wav_writer_port_create(pool, wav_file,
REC_CLOCK_RATE,
rec_ch_cnt,
rec_ch_cnt * PTIME *
REC_CLOCK_RATE / 1000,
NBITS,
0, 0,
&file_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open file", status);
return 1;
}
/* Create sound player port. */
status = pjmedia_snd_port_create_rec(
pool, /* pool */
dev_id, /* device id. */
REC_CLOCK_RATE, /* clock rate. */
snd_ch_cnt, /* # of channels. */
snd_ch_cnt * PTIME *
REC_CLOCK_RATE / 1000, /* samples per frame. */
NBITS, /* bits per sample. */
0, /* options */
15,
5,
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
if (rec_ch_cnt != snd_ch_cnt) {
status = pjmedia_stereo_port_create( pool,
file_port,
snd_ch_cnt,
0,
&stereo_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create stereo port", status);
return 1;
}
status = pjmedia_snd_port_connect(snd_port, stereo_port);
} else {
status = pjmedia_snd_port_connect(snd_port, file_port);
}
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to connect sound port", status);
return 1;
}
}
/* Dump memory usage */
dump_pool_usage(THIS_FILE, &cp);
/*
* File should be playing and looping now, using sound device's thread.
*/
/* Sleep to allow log messages to flush */
pj_thread_sleep(100);
printf("Mode = %s\n", (mode == MODE_PLAY? "playing" : "recording") );
printf("File port channel count = %d\n", PJMEDIA_PIA_CCNT(&file_port->info));
printf("Sound port channel count = %d\n",
PJMEDIA_PIA_CCNT(&pjmedia_snd_port_get_port(snd_port)->info));
puts("");
puts("Press <ENTER> to stop and quit");
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
puts("EOF while reading stdin, will quit now..");
}
/* Start deinitialization: */
/* Destroy sound device */
status = pjmedia_snd_port_destroy( snd_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy stereo port and file_port.
* Stereo port will destroy all downstream ports (e.g. the file port)
*/
status = pjmedia_port_destroy( stereo_port? stereo_port : file_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *sine_port;
pjmedia_snd_port *snd_port;
char tmp[10];
int channel_count = 1;
pj_status_t status;
if (argc == 2) {
channel_count = atoi(argv[1]);
if (channel_count < 1 || channel_count > 2) {
puts("Error: invalid arguments");
usage();
return 1;
}
}
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our sine generator */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create a media port to generate sine wave samples. */
status = create_sine_port( pool, /* memory pool */
11025, /* sampling rate */
channel_count,/* # of channels */
&sine_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create sine port", status);
return 1;
}
/* Create sound player port. */
status = pjmedia_snd_port_create_player(
pool, /* pool */
-1, /* use default dev. */
sine_port->info.clock_rate, /* clock rate. */
sine_port->info.channel_count, /* # of channels. */
sine_port->info.samples_per_frame, /* samples per frame. */
sine_port->info.bits_per_sample, /* bits per sample. */
0, /* options */
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
/* Connect sine generator port to the sound player
* Stream playing will commence immediately.
*/
status = pjmedia_snd_port_connect( snd_port, sine_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Audio should be playing in a loop now, using sound device's thread.
*/
/* Sleep to allow log messages to flush */
pj_thread_sleep(100);
puts("Playing sine wave..");
puts("");
puts("Press <ENTER> to stop playing and quit");
fgets(tmp, sizeof(tmp), stdin);
/* Start deinitialization: */
/* Disconnect sound port from file port */
status = pjmedia_snd_port_disconnect(snd_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Without this sleep, Windows/DirectSound will repeteadly
* play the last frame during destroy.
*/
pj_thread_sleep(100);
/* Destroy sound device */
status = pjmedia_snd_port_destroy( snd_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy sine generator */
status = pjmedia_port_destroy( sine_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
enum { NSAMPLES = 640, COUNT=100 };
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *file_port;
int i;
pj_status_t status;
/* Verify cmd line arguments. */
if (argc != 2) {
puts("");
puts(desc);
return 1;
}
/* Must init PJLIB first: */
status = pj_init(0);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(0, &cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
//status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
// charles modified
status = pjmedia_endpt_create(0, &cp.factory, NULL, 1, 0, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create file media port from the WAV file */
status = pjmedia_wav_player_port_create( pool, /* memory pool */
argv[1], /* file to play */
0, /* use default ptime*/
0, /* flags */
0, /* default buffer */
&file_port/* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to use WAV file", status);
return 1;
}
if (file_port->info.samples_per_frame > NSAMPLES) {
app_perror(THIS_FILE, "WAV clock rate is too big", PJ_EINVAL);
return 1;
}
puts("Time\tPCMU\tLinear");
puts("------------------------");
for (i=0; i<COUNT; ++i) {
pj_int16_t framebuf[NSAMPLES];
pjmedia_frame frm;
pj_int32_t level32;
unsigned ms;
int level;
frm.buf = framebuf;
frm.size = sizeof(framebuf);
pjmedia_port_get_frame(file_port, &frm);
level32 = pjmedia_calc_avg_signal(framebuf,
file_port->info.samples_per_frame);
level = pjmedia_linear2ulaw(level32) ^ 0xFF;
ms = i * 1000 * file_port->info.samples_per_frame /
file_port->info.clock_rate;
printf("%03d.%03d\t%7d\t%7d\n",
ms/1000, ms%1000, level, level32);
}
puts("");
/* Destroy file port */
status = pjmedia_port_destroy( file_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown(0);
/* Done. */
return 0;
}
/*
* main()
*/
int main()
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *port;
unsigned i;
pj_status_t status;
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"app", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
status = pjmedia_tonegen_create(pool, 8000, 1, SAMPLES_PER_FRAME, 16, 0, &port);
if (status != PJ_SUCCESS)
return 1;
{
pjmedia_tone_desc tones[3];
tones[0].freq1 = 200;
tones[0].freq2 = 0;
tones[0].on_msec = ON_DURATION;
tones[0].off_msec = OFF_DURATION;
tones[1].freq1 = 400;
tones[1].freq2 = 0;
tones[1].on_msec = ON_DURATION;
tones[1].off_msec = OFF_DURATION;
tones[2].freq1 = 800;
tones[2].freq2 = 0;
tones[2].on_msec = ON_DURATION;
tones[2].off_msec = OFF_DURATION;
status = pjmedia_tonegen_play(port, 3, tones, 0);
PJ_ASSERT_RETURN(status==PJ_SUCCESS, 1);
}
{
pjmedia_tone_digit digits[2];
digits[0].digit = '0';
digits[0].on_msec = ON_DURATION;
digits[0].off_msec = OFF_DURATION;
digits[1].digit = '0';
digits[1].on_msec = ON_DURATION;
digits[1].off_msec = OFF_DURATION;
status = pjmedia_tonegen_play_digits(port, 2, digits, 0);
PJ_ASSERT_RETURN(status==PJ_SUCCESS, 1);
}
{
pjmedia_frame frm;
FILE *f;
void *buf;
buf = pj_pool_alloc(pool, 2*8000);
frm.buf = buf;
f = fopen("tonegen.pcm", "wb");
for (i=0; i<8000/SAMPLES_PER_FRAME; ++i) {
pjmedia_port_get_frame(port, &frm);
fwrite(buf, SAMPLES_PER_FRAME, 2, f);
}
pj_assert(pjmedia_tonegen_is_busy(port) == 0);
fclose(f);
}
/* Delete port */
pjmedia_port_destroy(port);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *file_port;
pjmedia_snd_port *snd_port;
char tmp[10];
pj_status_t status;
/* Verify cmd line arguments. */
if (argc != 2) {
puts("");
puts(desc);
return 0;
}
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"app", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create WAVE file writer port. */
status = pjmedia_wav_writer_port_create( pool, argv[1],
CLOCK_RATE,
NCHANNELS,
SAMPLES_PER_FRAME,
BITS_PER_SAMPLE,
0, 0,
&file_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open WAV file for writing", status);
return 1;
}
/* Create sound player port. */
status = pjmedia_snd_port_create_rec(
pool, /* pool */
-1, /* use default dev. */
file_port->info.clock_rate, /* clock rate. */
file_port->info.channel_count, /* # of channels. */
file_port->info.samples_per_frame, /* samples per frame. */
file_port->info.bits_per_sample, /* bits per sample. */
0, /* options */
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
/* Connect file port to the sound player.
* Stream playing will commence immediately.
*/
status = pjmedia_snd_port_connect( snd_port, file_port);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Recording should be started now.
*/
/* Sleep to allow log messages to flush */
pj_thread_sleep(10);
printf("Recodring %s..\n", argv[1]);
puts("");
puts("Press <ENTER> to stop recording and quit");
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
puts("EOF while reading stdin, will quit now..");
}
/* Start deinitialization: */
/* Destroy sound device */
status = pjmedia_snd_port_destroy( snd_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy file port */
status = pjmedia_port_destroy( file_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *wav_play;
pjmedia_port *wav_rec;
pjmedia_port *wav_out;
pj_status_t status;
pjmedia_echo_state *ec;
pjmedia_frame play_frame, rec_frame;
unsigned opt = 0;
unsigned latency_ms = 25;
unsigned tail_ms = TAIL_LENGTH;
pj_timestamp t0, t1;
int i, repeat=1, interactive=0, c;
pj_optind = 0;
while ((c=pj_getopt(argc, argv, "d:l:a:r:i")) !=-1) {
switch (c) {
case 'd':
latency_ms = atoi(pj_optarg);
if (latency_ms < 25) {
puts("Invalid delay");
puts(desc);
}
break;
case 'l':
tail_ms = atoi(pj_optarg);
break;
case 'a':
{
int alg = atoi(pj_optarg);
switch (alg) {
case 0:
opt = 0;
case 1:
opt = PJMEDIA_ECHO_SPEEX;
break;
case 3:
opt = PJMEDIA_ECHO_SIMPLE;
break;
default:
puts("Invalid algorithm");
puts(desc);
return 1;
}
}
break;
case 'r':
repeat = atoi(pj_optarg);
if (repeat < 1) {
puts("Invalid repeat count");
puts(desc);
return 1;
}
break;
case 'i':
interactive = 1;
break;
}
}
if (argc - pj_optind != 3) {
puts("Error: missing argument(s)");
puts(desc);
return 1;
}
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Open wav_play */
status = pjmedia_wav_player_port_create(pool, argv[pj_optind], PTIME,
PJMEDIA_FILE_NO_LOOP, 0,
&wav_play);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error opening playback WAV file", status);
return 1;
}
/* Open recorded wav */
status = pjmedia_wav_player_port_create(pool, argv[pj_optind+1], PTIME,
PJMEDIA_FILE_NO_LOOP, 0,
&wav_rec);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error opening recorded WAV file", status);
return 1;
}
/* play and rec WAVs must have the same clock rate */
if (PJMEDIA_PIA_SRATE(&wav_play->info) != PJMEDIA_PIA_SRATE(&wav_rec->info)) {
puts("Error: clock rate mismatch in the WAV files");
return 1;
}
/* .. and channel count */
if (PJMEDIA_PIA_CCNT(&wav_play->info) != PJMEDIA_PIA_CCNT(&wav_rec->info)) {
puts("Error: clock rate mismatch in the WAV files");
return 1;
}
/* Create output wav */
status = pjmedia_wav_writer_port_create(pool, argv[pj_optind+2],
PJMEDIA_PIA_SRATE(&wav_play->info),
PJMEDIA_PIA_CCNT(&wav_play->info),
PJMEDIA_PIA_SPF(&wav_play->info),
PJMEDIA_PIA_BITS(&wav_play->info),
0, 0, &wav_out);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error opening output WAV file", status);
return 1;
}
/* Create echo canceller */
status = pjmedia_echo_create2(pool, PJMEDIA_PIA_SRATE(&wav_play->info),
PJMEDIA_PIA_CCNT(&wav_play->info),
PJMEDIA_PIA_SPF(&wav_play->info),
tail_ms, latency_ms,
opt, &ec);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Error creating EC", status);
return 1;
}
/* Processing loop */
play_frame.buf = pj_pool_alloc(pool, PJMEDIA_PIA_SPF(&wav_play->info)<<1);
rec_frame.buf = pj_pool_alloc(pool, PJMEDIA_PIA_SPF(&wav_play->info)<<1);
pj_get_timestamp(&t0);
for (i=0; i < repeat; ++i) {
for (;;) {
play_frame.size = PJMEDIA_PIA_SPF(&wav_play->info) << 1;
status = pjmedia_port_get_frame(wav_play, &play_frame);
if (status != PJ_SUCCESS)
break;
status = pjmedia_echo_playback(ec, (short*)play_frame.buf);
rec_frame.size = PJMEDIA_PIA_SPF(&wav_play->info) << 1;
status = pjmedia_port_get_frame(wav_rec, &rec_frame);
if (status != PJ_SUCCESS)
break;
status = pjmedia_echo_capture(ec, (short*)rec_frame.buf, 0);
//status = pjmedia_echo_cancel(ec, (short*)rec_frame.buf,
// (short*)play_frame.buf, 0, NULL);
pjmedia_port_put_frame(wav_out, &rec_frame);
}
pjmedia_wav_player_port_set_pos(wav_play, 0);
pjmedia_wav_player_port_set_pos(wav_rec, 0);
}
pj_get_timestamp(&t1);
i = (int)pjmedia_wav_writer_port_get_pos(wav_out) / sizeof(pj_int16_t) * 1000 /
(PJMEDIA_PIA_SRATE(&wav_out->info) * PJMEDIA_PIA_CCNT(&wav_out->info));
PJ_LOG(3,(THIS_FILE, "Processed %3d.%03ds audio",
i / 1000, i % 1000));
PJ_LOG(3,(THIS_FILE, "Completed in %u msec\n", pj_elapsed_msec(&t0, &t1)));
/* Destroy file port(s) */
status = pjmedia_port_destroy( wav_play );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_port_destroy( wav_rec );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_port_destroy( wav_out );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy ec */
pjmedia_echo_destroy(ec);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
if (interactive) {
char s[10], *dummy;
puts("ENTER to quit");
dummy = fgets(s, sizeof(s), stdin);
}
/* Done. */
return 0;
}
static int aviplay(pj_pool_t *pool, const char *fname)
{
pjmedia_vid_port *renderer=NULL;
pjmedia_vid_port_param param;
const pjmedia_video_format_info *vfi;
pjmedia_video_format_detail *vfd;
pjmedia_snd_port *snd_port = NULL;
pj_status_t status;
int rc = 0;
pjmedia_avi_streams *avi_streams;
pjmedia_avi_stream *vid_stream, *aud_stream;
pjmedia_port *vid_port = NULL, *aud_port = NULL;
pjmedia_vid_codec *codec=NULL;
avi_port_t avi_port;
pj_bzero(&avi_port, sizeof(avi_port));
status = pjmedia_avi_player_create_streams(pool, fname, 0, &avi_streams);
if (status != PJ_SUCCESS) {
PJ_PERROR(2,("", status, " Error playing %s", fname));
rc = 210; goto on_return;
}
vid_stream = pjmedia_avi_streams_get_stream_by_media(avi_streams,
0,
PJMEDIA_TYPE_VIDEO);
vid_port = pjmedia_avi_stream_get_port(vid_stream);
if (vid_port) {
pjmedia_vid_port_param_default(¶m);
status = pjmedia_vid_dev_default_param(pool,
PJMEDIA_VID_DEFAULT_RENDER_DEV,
¶m.vidparam);
if (status != PJ_SUCCESS) {
rc = 220; goto on_return;
}
/* Create renderer, set it to active */
param.active = PJ_TRUE;
param.vidparam.dir = PJMEDIA_DIR_RENDER;
vfd = pjmedia_format_get_video_format_detail(&vid_port->info.fmt,
PJ_TRUE);
pjmedia_format_init_video(¶m.vidparam.fmt,
vid_port->info.fmt.id,
vfd->size.w, vfd->size.h,
vfd->fps.num, vfd->fps.denum);
vfi = pjmedia_get_video_format_info(
pjmedia_video_format_mgr_instance(),
vid_port->info.fmt.id);
/* Check whether the frame is encoded */
if (!vfi || vfi->bpp == 0) {
/* Yes, prepare codec */
pj_str_t codec_id_st;
unsigned info_cnt = 1, i, k;
const pjmedia_vid_codec_info *codec_info;
pj_str_t port_name = {"codec", 5};
pj_uint8_t *enc_buf = NULL;
pj_size_t enc_buf_size = 0;
pjmedia_vid_dev_info rdr_info;
pjmedia_port codec_port;
codec_port_data_t codec_port_data;
pjmedia_vid_codec_param codec_param;
struct codec_fmt *codecp = NULL;
/* Lookup codec */
for (i = 0; i < sizeof(codec_fmts)/sizeof(codec_fmts[0]); i++) {
if (vid_port->info.fmt.id == codec_fmts[i].pjmedia_id) {
codecp = &codec_fmts[i];
break;
}
}
if (!codecp) {
rc = 242; goto on_return;
}
pj_cstr(&codec_id_st, codecp->codec_id);
status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL,
&codec_id_st,
&info_cnt,
&codec_info,
NULL);
if (status != PJ_SUCCESS) {
rc = 245; goto on_return;
}
status = pjmedia_vid_codec_mgr_get_default_param(NULL, codec_info,
&codec_param);
if (status != PJ_SUCCESS) {
rc = 246; goto on_return;
}
pjmedia_format_copy(&codec_param.enc_fmt, ¶m.vidparam.fmt);
pjmedia_vid_dev_get_info(param.vidparam.rend_id, &rdr_info);
for (i=0; i<codec_info->dec_fmt_id_cnt; ++i) {
for (k=0; k<rdr_info.fmt_cnt; ++k) {
if (codec_info->dec_fmt_id[i]==(int)rdr_info.fmt[k].id)
{
param.vidparam.fmt.id = codec_info->dec_fmt_id[i];
i = codec_info->dec_fmt_id_cnt;
break;
}
}
}
/* Open codec */
status = pjmedia_vid_codec_mgr_alloc_codec(NULL, codec_info,
&codec);
if (status != PJ_SUCCESS) {
rc = 250; goto on_return;
}
status = pjmedia_vid_codec_init(codec, pool);
if (status != PJ_SUCCESS) {
rc = 251; goto on_return;
}
pjmedia_format_copy(&codec_param.dec_fmt, ¶m.vidparam.fmt);
codec_param.dir = PJMEDIA_DIR_DECODING;
codec_param.packing = PJMEDIA_VID_PACKING_WHOLE;
status = pjmedia_vid_codec_open(codec, &codec_param);
if (status != PJ_SUCCESS) {
rc = 252; goto on_return;
}
/* Alloc encoding buffer */
enc_buf_size = codec_param.dec_fmt.det.vid.size.w *
codec_param.dec_fmt.det.vid.size.h * 4
+ 16; /*< padding, just in case */
enc_buf = pj_pool_alloc(pool,enc_buf_size);
/* Init codec port */
pj_bzero(&codec_port, sizeof(codec_port));
status = pjmedia_port_info_init2(&codec_port.info, &port_name,
0x1234,
PJMEDIA_DIR_ENCODING,
&codec_param.dec_fmt);
if (status != PJ_SUCCESS) {
rc = 260; goto on_return;
}
pj_bzero(&codec_port_data, sizeof(codec_port_data));
codec_port_data.codec = codec;
codec_port_data.src_port = vid_port;
codec_port_data.enc_buf = enc_buf;
codec_port_data.enc_buf_size = enc_buf_size;
codec_port.get_frame = &codec_get_frame;
codec_port.port_data.pdata = &codec_port_data;
/* Check whether we need to convert the decoded frame */
if (codecp->need_conversion) {
pjmedia_conversion_param conv_param;
pjmedia_format_copy(&conv_param.src, ¶m.vidparam.fmt);
pjmedia_format_copy(&conv_param.dst, ¶m.vidparam.fmt);
conv_param.dst.id = codecp->dst_fmt;
param.vidparam.fmt.id = conv_param.dst.id;
status = pjmedia_converter_create(NULL, pool, &conv_param,
&codec_port_data.conv);
if (status != PJ_SUCCESS) {
rc = 270; goto on_return;
}
}
status = pjmedia_vid_port_create(pool, ¶m, &renderer);
if (status != PJ_SUCCESS) {
rc = 230; goto on_return;
}
status = pjmedia_vid_port_connect(renderer, &codec_port,
PJ_FALSE);
} else {
status = pjmedia_vid_port_create(pool, ¶m, &renderer);
if (status != PJ_SUCCESS) {
rc = 230; goto on_return;
}
/* Connect avi port to renderer */
status = pjmedia_vid_port_connect(renderer, vid_port,
PJ_FALSE);
}
if (status != PJ_SUCCESS) {
rc = 240; goto on_return;
}
}
aud_stream = pjmedia_avi_streams_get_stream_by_media(avi_streams,
0,
PJMEDIA_TYPE_AUDIO);
aud_port = pjmedia_avi_stream_get_port(aud_stream);
if (aud_port) {
/* Create sound player port. */
status = pjmedia_snd_port_create_player(
pool, /* pool */
-1, /* use default dev. */
PJMEDIA_PIA_SRATE(&aud_port->info),/* clock rate. */
PJMEDIA_PIA_CCNT(&aud_port->info), /* # of channels. */
PJMEDIA_PIA_SPF(&aud_port->info), /* samples per frame. */
PJMEDIA_PIA_BITS(&aud_port->info), /* bits per sample. */
0, /* options */
&snd_port /* returned port */
);
if (status != PJ_SUCCESS) {
rc = 310; goto on_return;
}
/* Connect file port to the sound player.
* Stream playing will commence immediately.
*/
status = pjmedia_snd_port_connect(snd_port, aud_port);
if (status != PJ_SUCCESS) {
rc = 330; goto on_return;
}
}
if (vid_port) {
pjmedia_vid_dev_cb cb;
pj_bzero(&cb, sizeof(cb));
avi_port.snd_port = snd_port;
avi_port.vid_port = renderer;
avi_port.is_running = PJ_TRUE;
pjmedia_vid_port_set_cb(renderer, &cb, &avi_port);
/* subscribe events */
pjmedia_event_subscribe(NULL, &avi_event_cb, &avi_port,
renderer);
if (snd_port) {
/* Synchronize video rendering and audio playback */
pjmedia_vid_port_set_clock_src(
renderer,
pjmedia_snd_port_get_clock_src(
snd_port, PJMEDIA_DIR_PLAYBACK));
}
/* Start video streaming.. */
status = pjmedia_vid_port_start(renderer);
if (status != PJ_SUCCESS) {
rc = 270; goto on_return;
}
}
while (!avi_port.is_quitting) {
pj_thread_sleep(100);
}
on_return:
if (snd_port) {
pjmedia_snd_port_disconnect(snd_port);
/* Without this sleep, Windows/DirectSound will repeteadly
* play the last frame during destroy.
*/
pj_thread_sleep(100);
pjmedia_snd_port_destroy(snd_port);
}
if (renderer) {
pjmedia_event_unsubscribe(NULL, &avi_event_cb, &avi_port,
renderer);
pjmedia_vid_port_destroy(renderer);
}
if (aud_port)
pjmedia_port_destroy(aud_port);
if (vid_port)
pjmedia_port_destroy(vid_port);
if (codec) {
pjmedia_vid_codec_close(codec);
pjmedia_vid_codec_mgr_dealloc_codec(NULL, codec);
}
return rc;
}
/*
* Encode test. Read input from WAV file, encode to temporary output file,
* and compare the temporary output file to the reference file.
*/
static int codec_test_encode(pjmedia_codec_mgr *mgr,
char *codec_name,
unsigned bitrate,
const char *wav_file,
const char *ref_encoded_file)
{
pj_str_t codec_id = pj_str(codec_name);
pj_pool_t *pool = NULL;
unsigned count, samples_per_frame;
pj_size_t encoded_frame_len = 0, pos;
pjmedia_codec *codec = NULL;
const pjmedia_codec_info *ci[1];
pjmedia_codec_param codec_param;
pjmedia_port *wav_port = NULL;
pjmedia_frame in_frame, out_frame;
FILE *output = NULL, *fref = NULL;
int rc = 0;
pj_status_t status;
pool = pj_pool_create(mem, "codec-vectors", 512, 512, NULL);
if (!pool) {
rc = -20;
goto on_return;
}
/* Find and open the codec */
count = 1;
status = pjmedia_codec_mgr_find_codecs_by_id(mgr, &codec_id, &count, ci, NULL);
if (status != PJ_SUCCESS) {
rc = -30;
goto on_return;
}
status = pjmedia_codec_mgr_alloc_codec(mgr, ci[0], &codec);
if (status != PJ_SUCCESS) {
rc = -40;
goto on_return;
}
status = pjmedia_codec_mgr_get_default_param(mgr, ci[0], &codec_param);
if (status != PJ_SUCCESS) {
rc = -50;
goto on_return;
}
codec_param.info.avg_bps = bitrate;
codec_param.setting.vad = 0;
status = pjmedia_codec_init(codec, pool);
if (status != PJ_SUCCESS) {
rc = -60;
goto on_return;
}
status = pjmedia_codec_open(codec, &codec_param);
if (status != PJ_SUCCESS) {
rc = -70;
goto on_return;
}
/* Open WAV file */
status = pjmedia_wav_player_port_create(pool, wav_file,
codec_param.info.frm_ptime,
PJMEDIA_FILE_NO_LOOP, 0,
&wav_port);
if (status != PJ_SUCCESS) {
rc = -80;
goto on_return;
}
/* Open output file */
output = fopen(TMP_OUT, "wb");
if (!output) {
rc = -90;
goto on_return;
}
/* Allocate buffer for PCM and encoded frames */
samples_per_frame = codec_param.info.clock_rate * codec_param.info.frm_ptime / 1000;
in_frame.buf = pj_pool_alloc(pool, samples_per_frame * 2);
out_frame.buf = (pj_uint8_t*) pj_pool_alloc(pool, samples_per_frame);
/* Loop read WAV file and encode and write to output file */
for (;;) {
in_frame.size = samples_per_frame * 2;
in_frame.type = PJMEDIA_FRAME_TYPE_AUDIO;
status = pjmedia_port_get_frame(wav_port, &in_frame);
if (status != PJ_SUCCESS || in_frame.type != PJMEDIA_FRAME_TYPE_AUDIO)
break;
out_frame.size = samples_per_frame;
status = pjmedia_codec_encode(codec, &in_frame, samples_per_frame,
&out_frame);
if (status != PJ_SUCCESS) {
rc = -95;
goto on_return;
}
if (out_frame.size) {
fwrite(out_frame.buf, out_frame.size, 1, output);
if (encoded_frame_len == 0)
encoded_frame_len = out_frame.size;
}
}
fclose(output);
output = NULL;
/* Compare encoded files */
fref = fopen(ref_encoded_file, "rb");
if (!fref) {
rc = -100;
goto on_return;
}
output = fopen(TMP_OUT, "rb");
if (!output) {
rc = -110;
goto on_return;
}
pos = 0;
for (;;) {
pj_size_t count;
count = fread(in_frame.buf, encoded_frame_len, 1, fref);
if (count != 1)
break;
count = fread(out_frame.buf, encoded_frame_len, 1, output);
if (count != 1)
break;
if (memcmp(in_frame.buf, out_frame.buf, encoded_frame_len)) {
unsigned i;
pj_uint8_t *in = (pj_uint8_t*)in_frame.buf;
pj_uint8_t *out = (pj_uint8_t*)out_frame.buf;
for (i=0; i<encoded_frame_len; ++i) {
if (in[i] != out[i])
break;
}
PJ_LOG(1,(THIS_FILE," failed: mismatch at pos %d", pos+i));
rc = -200;
break;
}
pos += encoded_frame_len;
}
on_return:
if (output)
fclose(output);
if (fref)
fclose(fref);
if (codec) {
pjmedia_codec_close(codec);
pjmedia_codec_mgr_dealloc_codec(mgr, codec);
}
if (wav_port)
pjmedia_port_destroy(wav_port);
if (pool)
pj_pool_release(pool);
return rc;
}
/*
* main()
*/
int main(int argc, char *argv[])
{
pj_caching_pool cp;
pjmedia_endpt *med_endpt;
pj_pool_t *pool;
pjmedia_port *play_port;
pjmedia_port *rec_port;
pjmedia_port *bidir_port;
pjmedia_snd_port *snd;
char tmp[10];
pj_status_t status;
if (argc != 3) {
puts("Error: arguments required");
puts(desc);
return 1;
}
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Must create a pool factory before we can allocate any memory. */
pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create memory pool for our file player */
pool = pj_pool_create( &cp.factory, /* pool factory */
"wav", /* pool name. */
4000, /* init size */
4000, /* increment size */
NULL /* callback on error */
);
/* Create file media port from the WAV file */
status = pjmedia_wav_player_port_create( pool, /* memory pool */
argv[1], /* file to play */
PTIME, /* ptime. */
0, /* flags */
0, /* default buffer */
&play_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open input WAV file", status);
return 1;
}
if (play_port->info.channel_count != 1) {
puts("Error: input WAV must have 1 channel audio");
return 1;
}
if (play_port->info.bits_per_sample != 16) {
puts("Error: input WAV must be encoded as 16bit PCM");
return 1;
}
#ifdef PJ_DARWINOS
/* Need to force clock rate on MacOS */
if (play_port->info.clock_rate != 44100) {
pjmedia_port *resample_port;
status = pjmedia_resample_port_create(pool, play_port, 44100, 0,
&resample_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create resampling port", status);
return 1;
}
data.play_port = resample_port;
}
#endif
/* Create WAV output file port */
status = pjmedia_wav_writer_port_create(pool, argv[2],
play_port->info.clock_rate,
play_port->info.channel_count,
play_port->info.samples_per_frame,
play_port->info.bits_per_sample,
0, 0, &rec_port);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open output file", status);
return 1;
}
/* Create bidirectional port from the WAV ports */
pjmedia_bidirectional_port_create(pool, play_port, rec_port, &bidir_port);
/* Create sound device. */
status = pjmedia_snd_port_create(pool, -1, -1,
play_port->info.clock_rate,
play_port->info.channel_count,
play_port->info.samples_per_frame,
play_port->info.bits_per_sample,
0, &snd);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to open sound device", status);
return 1;
}
/* Customize AEC */
pjmedia_snd_port_set_ec(snd, pool, TAIL_LENGTH, 0);
/* Connect sound to the port */
pjmedia_snd_port_connect(snd, bidir_port);
puts("");
printf("Playing %s and recording to %s\n", argv[1], argv[2]);
puts("Press <ENTER> to quit");
fgets(tmp, sizeof(tmp), stdin);
/* Start deinitialization: */
/* Destroy sound device */
status = pjmedia_snd_port_destroy( snd );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Destroy file port(s) */
status = pjmedia_port_destroy( play_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_port_destroy( rec_port );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Release application pool */
pj_pool_release( pool );
/* Destroy media endpoint. */
pjmedia_endpt_destroy( med_endpt );
/* Destroy pool factory */
pj_caching_pool_destroy( &cp );
/* Shutdown PJLIB */
pj_shutdown();
/* Done. */
return 0;
}