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;
}
/*
* main()
*
* If called with argument, treat argument as SIP URL to be called.
* Otherwise wait for incoming calls.
*/
int main(int argc, char *argv[])
{
pj_pool_t *pool = NULL;
pj_status_t status;
unsigned i;
/* Must init PJLIB first: */
status = pj_init();
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
pj_log_set_level(5);
/* Then init PJLIB-UTIL: */
status = pjlib_util_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);
/* Create global endpoint: */
{
const pj_str_t *hostname;
const char *endpt_name;
/* Endpoint MUST be assigned a globally unique name.
* The name will be used as the hostname in Warning header.
*/
/* For this implementation, we'll use hostname for simplicity */
hostname = pj_gethostname();
endpt_name = hostname->ptr;
/* Create the endpoint: */
status = pjsip_endpt_create(&cp.factory, endpt_name,
&g_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
}
/*
* Add UDP transport, with hard-coded port
* Alternatively, application can use pjsip_udp_transport_attach() to
* start UDP transport, if it already has an UDP socket (e.g. after it
* resolves the address with STUN).
*/
{
pj_sockaddr addr;
pj_sockaddr_init(AF, &addr, NULL, (pj_uint16_t)SIP_PORT);
if (AF == pj_AF_INET()) {
status = pjsip_udp_transport_start( g_endpt, &addr.ipv4, NULL,
1, NULL);
} else if (AF == pj_AF_INET6()) {
status = pjsip_udp_transport_start6(g_endpt, &addr.ipv6, NULL,
1, NULL);
} else {
status = PJ_EAFNOTSUP;
}
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to start UDP transport", status);
return 1;
}
}
/*
* Init transaction layer.
* This will create/initialize transaction hash tables etc.
*/
status = pjsip_tsx_layer_init_module(g_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Initialize UA layer module.
* This will create/initialize dialog hash tables etc.
*/
status = pjsip_ua_init_module( g_endpt, NULL );
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Init invite session module.
* The invite session module initialization takes additional argument,
* i.e. a structure containing callbacks to be called on specific
* occurence of events.
*
* The on_state_changed and on_new_session callbacks are mandatory.
* Application must supply the callback function.
*
* We use on_media_update() callback in this application to start
* media transmission.
*/
{
pjsip_inv_callback inv_cb;
/* Init the callback for INVITE session: */
pj_bzero(&inv_cb, sizeof(inv_cb));
inv_cb.on_state_changed = &call_on_state_changed;
inv_cb.on_new_session = &call_on_forked;
inv_cb.on_media_update = &call_on_media_update;
/* Initialize invite session module: */
status = pjsip_inv_usage_init(g_endpt, &inv_cb);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
}
/* Initialize 100rel support */
status = pjsip_100rel_init_module(g_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, status);
/*
* Register our module to receive incoming requests.
*/
status = pjsip_endpt_register_module( g_endpt, &mod_simpleua);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Register message logger module.
*/
status = pjsip_endpt_register_module( g_endpt, &msg_logger);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Initialize media endpoint.
* This will implicitly initialize PJMEDIA too.
*/
#if PJ_HAS_THREADS
status = pjmedia_endpt_create(&cp.factory, NULL, 1, &g_med_endpt);
#else
status = pjmedia_endpt_create(&cp.factory,
pjsip_endpt_get_ioqueue(g_endpt),
0, &g_med_endpt);
#endif
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/*
* Add PCMA/PCMU codec to the media endpoint.
*/
#if defined(PJMEDIA_HAS_G711_CODEC) && PJMEDIA_HAS_G711_CODEC!=0
status = pjmedia_codec_g711_init(g_med_endpt);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
#endif
#if defined(PJMEDIA_HAS_VIDEO) && (PJMEDIA_HAS_VIDEO != 0)
/* Init video subsystem */
pool = pjmedia_endpt_create_pool(g_med_endpt, "Video subsystem", 512, 512);
status = pjmedia_video_format_mgr_create(pool, 64, 0, NULL);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_converter_mgr_create(pool, NULL);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_vid_codec_mgr_create(pool, NULL);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
status = pjmedia_vid_dev_subsys_init(&cp.factory);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
# if defined(PJMEDIA_HAS_FFMPEG_VID_CODEC) && PJMEDIA_HAS_FFMPEG_VID_CODEC!=0
/* Init ffmpeg video codecs */
status = pjmedia_codec_ffmpeg_vid_init(NULL, &cp.factory);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
# endif /* PJMEDIA_HAS_FFMPEG_VID_CODEC */
#endif /* PJMEDIA_HAS_VIDEO */
/*
* Create media transport used to send/receive RTP/RTCP socket.
* One media transport is needed for each call. Application may
* opt to re-use the same media transport for subsequent calls.
*/
for (i = 0; i < PJ_ARRAY_SIZE(g_med_transport); ++i) {
status = pjmedia_transport_udp_create3(g_med_endpt, AF, NULL, NULL,
RTP_PORT + i*2, 0,
&g_med_transport[i]);
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create media transport", status);
return 1;
}
/*
* Get socket info (address, port) of the media transport. We will
* need this info to create SDP (i.e. the address and port info in
* the SDP).
*/
pjmedia_transport_info_init(&g_med_tpinfo[i]);
pjmedia_transport_get_info(g_med_transport[i], &g_med_tpinfo[i]);
pj_memcpy(&g_sock_info[i], &g_med_tpinfo[i].sock_info,
sizeof(pjmedia_sock_info));
}
/*
* If URL is specified, then make call immediately.
*/
if (argc > 1) {
pj_sockaddr hostaddr;
char hostip[PJ_INET6_ADDRSTRLEN+2];
char temp[80];
pj_str_t dst_uri = pj_str(argv[1]);
pj_str_t local_uri;
pjsip_dialog *dlg;
pjmedia_sdp_session *local_sdp;
pjsip_tx_data *tdata;
if (pj_gethostip(AF, &hostaddr) != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to retrieve local host IP", status);
return 1;
}
pj_sockaddr_print(&hostaddr, hostip, sizeof(hostip), 2);
pj_ansi_sprintf(temp, "<sip:simpleuac@%s:%d>",
hostip, SIP_PORT);
local_uri = pj_str(temp);
/* Create UAC dialog */
status = pjsip_dlg_create_uac( pjsip_ua_instance(),
&local_uri, /* local URI */
&local_uri, /* local Contact */
&dst_uri, /* remote URI */
&dst_uri, /* remote target */
&dlg); /* dialog */
if (status != PJ_SUCCESS) {
app_perror(THIS_FILE, "Unable to create UAC dialog", status);
return 1;
}
/* If we expect the outgoing INVITE to be challenged, then we should
* put the credentials in the dialog here, with something like this:
*
{
pjsip_cred_info cred[1];
cred[0].realm = pj_str("sip.server.realm");
cred[0].scheme = pj_str("digest");
cred[0].username = pj_str("theuser");
cred[0].data_type = PJSIP_CRED_DATA_PLAIN_PASSWD;
cred[0].data = pj_str("thepassword");
pjsip_auth_clt_set_credentials( &dlg->auth_sess, 1, cred);
}
*
*/
/* Get the SDP body to be put in the outgoing INVITE, by asking
* media endpoint to create one for us.
*/
status = pjmedia_endpt_create_sdp( g_med_endpt, /* the media endpt */
dlg->pool, /* pool. */
MAX_MEDIA_CNT, /* # of streams */
g_sock_info, /* RTP sock info */
&local_sdp); /* the SDP result */
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Create the INVITE session, and pass the SDP returned earlier
* as the session's initial capability.
*/
status = pjsip_inv_create_uac( dlg, local_sdp, 0, &g_inv);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* If we want the initial INVITE to travel to specific SIP proxies,
* then we should put the initial dialog's route set here. The final
* route set will be updated once a dialog has been established.
* To set the dialog's initial route set, we do it with something
* like this:
*
{
pjsip_route_hdr route_set;
pjsip_route_hdr *route;
const pj_str_t hname = { "Route", 5 };
char *uri = "sip:proxy.server;lr";
pj_list_init(&route_set);
route = pjsip_parse_hdr( dlg->pool, &hname,
uri, strlen(uri),
NULL);
PJ_ASSERT_RETURN(route != NULL, 1);
pj_list_push_back(&route_set, route);
pjsip_dlg_set_route_set(dlg, &route_set);
}
*
* Note that Route URI SHOULD have an ";lr" parameter!
*/
/* Create initial INVITE request.
* This INVITE request will contain a perfectly good request and
* an SDP body as well.
*/
status = pjsip_inv_invite(g_inv, &tdata);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
/* Send initial INVITE request.
* From now on, the invite session's state will be reported to us
* via the invite session callbacks.
*/
status = pjsip_inv_send_msg(g_inv, tdata);
PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
} else {
/* No URL to make call to */
PJ_LOG(3,(THIS_FILE, "Ready to accept incoming calls..."));
}
/* Loop until one call is completed */
for (;!g_complete;) {
pj_time_val timeout = {0, 10};
pjsip_endpt_handle_events(g_endpt, &timeout);
}
/* On exit, dump current memory usage: */
dump_pool_usage(THIS_FILE, &cp);
/* Destroy audio ports. Destroy the audio port first
* before the stream since the audio port has threads
* that get/put frames to the stream.
*/
if (g_snd_port)
pjmedia_snd_port_destroy(g_snd_port);
#if defined(PJMEDIA_HAS_VIDEO) && (PJMEDIA_HAS_VIDEO != 0)
/* Destroy video ports */
if (g_vid_capturer)
pjmedia_vid_port_destroy(g_vid_capturer);
if (g_vid_renderer)
pjmedia_vid_port_destroy(g_vid_renderer);
#endif
/* Destroy streams */
if (g_med_stream)
pjmedia_stream_destroy(g_med_stream);
#if defined(PJMEDIA_HAS_VIDEO) && (PJMEDIA_HAS_VIDEO != 0)
if (g_med_vstream)
pjmedia_vid_stream_destroy(g_med_vstream);
/* Deinit ffmpeg codec */
# if defined(PJMEDIA_HAS_FFMPEG_VID_CODEC) && PJMEDIA_HAS_FFMPEG_VID_CODEC!=0
pjmedia_codec_ffmpeg_vid_deinit();
# endif
#endif
/* Destroy media transports */
for (i = 0; i < MAX_MEDIA_CNT; ++i) {
if (g_med_transport[i])
pjmedia_transport_close(g_med_transport[i]);
}
/* Deinit pjmedia endpoint */
if (g_med_endpt)
pjmedia_endpt_destroy(g_med_endpt);
/* Deinit pjsip endpoint */
if (g_endpt)
pjsip_endpt_destroy(g_endpt);
/* Release pool */
if (pool)
pj_pool_release(pool);
return 0;
}
static int encode_decode_test(pj_pool_t *pool, const char *codec_id,
pjmedia_vid_packing packing)
{
const pj_str_t port_name = {"codec", 5};
pjmedia_vid_codec *codec=NULL;
pjmedia_port codec_port;
codec_port_data_t codec_port_data;
pjmedia_vid_codec_param codec_param;
const pjmedia_vid_codec_info *codec_info;
const char *packing_name;
pjmedia_vid_dev_index cap_idx, rdr_idx;
pjmedia_vid_port *capture=NULL, *renderer=NULL;
pjmedia_vid_port_param vport_param;
pjmedia_video_format_detail *vfd;
char codec_name[5];
pj_status_t status;
int rc = 0;
switch (packing) {
case PJMEDIA_VID_PACKING_PACKETS:
packing_name = "framed";
break;
case PJMEDIA_VID_PACKING_WHOLE:
packing_name = "whole";
break;
default:
packing_name = "unknown";
break;
}
PJ_LOG(3, (THIS_FILE, " encode decode test: codec=%s, packing=%s",
codec_id, packing_name));
/* Lookup codec */
{
pj_str_t codec_id_st;
unsigned info_cnt = 1;
/* Lookup codec */
pj_cstr(&codec_id_st, 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 = 205;
goto on_return;
}
}
#if CAPTURE_DEV == -1
/* Lookup colorbar source */
status = pjmedia_vid_dev_lookup("Colorbar", "Colorbar generator", &cap_idx);
if (status != PJ_SUCCESS) {
rc = 206;
goto on_return;
}
#elif CAPTURE_DEV == -2
/* Lookup any first non-colorbar source */
{
unsigned i, cnt;
pjmedia_vid_dev_info info;
cap_idx = -1;
cnt = pjmedia_vid_dev_count();
for (i = 0; i < cnt; ++i) {
status = pjmedia_vid_dev_get_info(i, &info);
if (status != PJ_SUCCESS) {
rc = 206;
goto on_return;
}
if (info.dir & PJMEDIA_DIR_CAPTURE &&
pj_ansi_stricmp(info.driver, "Colorbar"))
{
cap_idx = i;
break;
}
}
if (cap_idx == -1) {
status = PJ_ENOTFOUND;
rc = 206;
goto on_return;
}
}
#else
cap_idx = CAPTURE_DEV;
#endif
/* Lookup SDL renderer */
status = pjmedia_vid_dev_lookup("SDL", "SDL renderer", &rdr_idx);
if (status != PJ_SUCCESS) {
rc = 207;
goto on_return;
}
/* Prepare codec */
{
pj_str_t codec_id_st;
unsigned info_cnt = 1;
const pjmedia_vid_codec_info *codec_info;
/* Lookup codec */
pj_cstr(&codec_id_st, 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;
}
codec_param.packing = packing;
/* 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;
}
status = pjmedia_vid_codec_open(codec, &codec_param);
if (status != PJ_SUCCESS) {
rc = 252;
goto on_return;
}
/* After opened, codec will update the param, let's sync encoder &
* decoder format detail.
*/
codec_param.dec_fmt.det = codec_param.enc_fmt.det;
/* Subscribe to codec events */
pjmedia_event_subscribe(NULL, &codec_on_event, &codec_port_data,
codec);
}
pjmedia_vid_port_param_default(&vport_param);
/* Create capture, set it to active (master) */
status = pjmedia_vid_dev_default_param(pool, cap_idx,
&vport_param.vidparam);
if (status != PJ_SUCCESS) {
rc = 220;
goto on_return;
}
pjmedia_format_copy(&vport_param.vidparam.fmt, &codec_param.dec_fmt);
vport_param.vidparam.dir = PJMEDIA_DIR_CAPTURE;
vport_param.active = PJ_TRUE;
if (vport_param.vidparam.fmt.detail_type != PJMEDIA_FORMAT_DETAIL_VIDEO) {
rc = 221;
goto on_return;
}
vfd = pjmedia_format_get_video_format_detail(&vport_param.vidparam.fmt,
PJ_TRUE);
if (vfd == NULL) {
rc = 225;
goto on_return;
}
status = pjmedia_vid_port_create(pool, &vport_param, &capture);
if (status != PJ_SUCCESS) {
rc = 226;
goto on_return;
}
/* Create renderer, set it to passive (slave) */
vport_param.active = PJ_FALSE;
vport_param.vidparam.dir = PJMEDIA_DIR_RENDER;
vport_param.vidparam.rend_id = rdr_idx;
vport_param.vidparam.disp_size = vfd->size;
status = pjmedia_vid_port_create(pool, &vport_param, &renderer);
if (status != PJ_SUCCESS) {
rc = 230;
goto on_return;
}
/* 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;
}
codec_port_data.codec = codec;
codec_port_data.rdr_port = renderer;
codec_port_data.enc_buf_size = codec_param.dec_fmt.det.vid.size.w *
codec_param.dec_fmt.det.vid.size.h * 4;
codec_port_data.enc_buf = pj_pool_alloc(pool,
codec_port_data.enc_buf_size);
codec_port_data.pack_buf_size = codec_port_data.enc_buf_size;
codec_port_data.pack_buf = pj_pool_alloc(pool,
codec_port_data.pack_buf_size);
codec_port.put_frame = &codec_put_frame;
codec_port.port_data.pdata = &codec_port_data;
/* Connect capture to codec port */
status = pjmedia_vid_port_connect(capture,
&codec_port,
PJ_FALSE);
if (status != PJ_SUCCESS) {
rc = 270;
goto on_return;
}
PJ_LOG(3, (THIS_FILE, " starting codec test: %s<->%.*s %dx%d",
pjmedia_fourcc_name(codec_param.dec_fmt.id, codec_name),
codec_info->encoding_name.slen,
codec_info->encoding_name.ptr,
codec_param.dec_fmt.det.vid.size.w,
codec_param.dec_fmt.det.vid.size.h
));
/* Start streaming.. */
status = pjmedia_vid_port_start(renderer);
if (status != PJ_SUCCESS) {
rc = 275;
goto on_return;
}
status = pjmedia_vid_port_start(capture);
if (status != PJ_SUCCESS) {
rc = 280;
goto on_return;
}
/* Sleep while the video is being displayed... */
pj_thread_sleep(10000);
on_return:
if (status != PJ_SUCCESS) {
PJ_PERROR(3, (THIS_FILE, status, " error"));
}
if (capture)
pjmedia_vid_port_stop(capture);
if (renderer)
pjmedia_vid_port_stop(renderer);
if (capture)
pjmedia_vid_port_destroy(capture);
if (renderer)
pjmedia_vid_port_destroy(renderer);
if (codec) {
pjmedia_event_unsubscribe(NULL, &codec_on_event, &codec_port_data,
codec);
pjmedia_vid_codec_close(codec);
pjmedia_vid_codec_mgr_dealloc_codec(NULL, codec);
}
return rc;
}
static int capture_render_loopback(pj_bool_t active,
int cap_dev_id, int rend_dev_id,
const pjmedia_format *fmt)
{
pj_pool_t *pool;
pjmedia_vid_port *capture=NULL, *renderer=NULL;
pjmedia_vid_dev_info cdi, rdi;
pjmedia_vid_port_param param;
pjmedia_video_format_detail *vfd;
pj_status_t status;
int rc = 0, i;
pool = pj_pool_create(mem, "vidportloop", 1000, 1000, NULL);
status = pjmedia_vid_dev_get_info(cap_dev_id, &cdi);
if (status != PJ_SUCCESS)
goto on_return;
status = pjmedia_vid_dev_get_info(rend_dev_id, &rdi);
if (status != PJ_SUCCESS)
goto on_return;
PJ_LOG(3,(THIS_FILE,
" %s (%s) ===> %s (%s)\t%s\t%dx%d\t@%d:%d fps",
cdi.name, cdi.driver, rdi.name, rdi.driver,
pjmedia_get_video_format_info(NULL, fmt->id)->name,
fmt->det.vid.size.w, fmt->det.vid.size.h,
fmt->det.vid.fps.num, fmt->det.vid.fps.denum));
pjmedia_vid_port_param_default(¶m);
/* Create capture, set it to active (master) */
status = pjmedia_vid_dev_default_param(pool, cap_dev_id,
¶m.vidparam);
if (status != PJ_SUCCESS) {
rc = 100; goto on_return;
}
param.vidparam.dir = PJMEDIA_DIR_CAPTURE;
param.vidparam.fmt = *fmt;
param.active = (active? PJ_TRUE: PJ_FALSE);
if (param.vidparam.fmt.detail_type != PJMEDIA_FORMAT_DETAIL_VIDEO) {
rc = 103; goto on_return;
}
vfd = pjmedia_format_get_video_format_detail(¶m.vidparam.fmt, PJ_TRUE);
if (vfd == NULL) {
rc = 105; goto on_return;
}
status = pjmedia_vid_port_create(pool, ¶m, &capture);
if (status != PJ_SUCCESS) {
rc = 110; goto on_return;
}
/* Create renderer, set it to passive (slave) */
status = pjmedia_vid_dev_default_param(pool, rend_dev_id,
¶m.vidparam);
if (status != PJ_SUCCESS) {
rc = 120; goto on_return;
}
param.active = (active? PJ_FALSE: PJ_TRUE);
param.vidparam.dir = PJMEDIA_DIR_RENDER;
param.vidparam.rend_id = rend_dev_id;
param.vidparam.fmt = *fmt;
param.vidparam.disp_size = vfd->size;
status = pjmedia_vid_port_create(pool, ¶m, &renderer);
if (status != PJ_SUCCESS) {
rc = 130; goto on_return;
}
/* Set event handler */
pjmedia_event_subscribe(NULL, &vid_event_cb, NULL, renderer);
/* Connect capture to renderer */
status = pjmedia_vid_port_connect(
(active? capture: renderer),
pjmedia_vid_port_get_passive_port(active? renderer: capture),
PJ_FALSE);
if (status != PJ_SUCCESS) {
rc = 140; goto on_return;
}
/* Start streaming.. */
status = pjmedia_vid_port_start(renderer);
if (status != PJ_SUCCESS) {
rc = 150; goto on_return;
}
status = pjmedia_vid_port_start(capture);
if (status != PJ_SUCCESS) {
rc = 160; goto on_return;
}
/* Sleep while the webcam is being displayed... */
for (i = 0; i < LOOP_DURATION*10 && (!is_quitting); i++) {
pj_thread_sleep(100);
}
on_return:
if (status != PJ_SUCCESS)
PJ_PERROR(3, (THIS_FILE, status, " error"));
if (capture)
pjmedia_vid_port_stop(capture);
if (renderer)
pjmedia_vid_port_stop(renderer);
if (capture)
pjmedia_vid_port_destroy(capture);
if (renderer) {
pjmedia_event_unsubscribe(NULL, &vid_event_cb, NULL, renderer);
pjmedia_vid_port_destroy(renderer);
}
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_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;
}
PJ_DEF(pj_status_t) pjmedia_vid_port_create( pj_pool_t *pool,
const pjmedia_vid_port_param *prm,
pjmedia_vid_port **p_vid_port)
{
pjmedia_vid_port *vp;
const pjmedia_video_format_detail *vfd;
char dev_name[64];
char fmt_name[5];
pjmedia_vid_dev_cb vid_cb;
pj_bool_t need_frame_buf = PJ_FALSE;
pj_status_t status;
unsigned ptime_usec;
pjmedia_vid_dev_param vparam;
pjmedia_vid_dev_info di;
unsigned i;
PJ_ASSERT_RETURN(pool && prm && p_vid_port, PJ_EINVAL);
PJ_ASSERT_RETURN(prm->vidparam.fmt.type == PJMEDIA_TYPE_VIDEO &&
prm->vidparam.dir != PJMEDIA_DIR_NONE &&
prm->vidparam.dir != PJMEDIA_DIR_CAPTURE_RENDER,
PJ_EINVAL);
/* Retrieve the video format detail */
vfd = pjmedia_format_get_video_format_detail(&prm->vidparam.fmt, PJ_TRUE);
if (!vfd)
return PJ_EINVAL;
PJ_ASSERT_RETURN(vfd->fps.num, PJ_EINVAL);
/* Allocate videoport */
vp = PJ_POOL_ZALLOC_T(pool, pjmedia_vid_port);
vp->pool = pj_pool_create(pool->factory, "video port", 500, 500, NULL);
vp->role = prm->active ? ROLE_ACTIVE : ROLE_PASSIVE;
vp->dir = prm->vidparam.dir;
// vp->cap_size = vfd->size;
vparam = prm->vidparam;
dev_name[0] = '\0';
/* Get device info */
if (vp->dir & PJMEDIA_DIR_CAPTURE)
status = pjmedia_vid_dev_get_info(prm->vidparam.cap_id, &di);
else
status = pjmedia_vid_dev_get_info(prm->vidparam.rend_id, &di);
if (status != PJ_SUCCESS)
return status;
pj_ansi_snprintf(dev_name, sizeof(dev_name), "%s [%s]",
di.name, di.driver);
for (i = 0; i < di.fmt_cnt; ++i) {
if (prm->vidparam.fmt.id == di.fmt[i].id)
break;
}
if (i == di.fmt_cnt) {
/* The device has no no matching format. Pick one from
* the supported formats, and later use converter to
* convert it to the required format.
*/
pj_assert(di.fmt_cnt != 0);
vparam.fmt.id = di.fmt[0].id;
}
pj_strdup2_with_null(pool, &vp->dev_name, di.name);
vp->stream_role = di.has_callback ? ROLE_ACTIVE : ROLE_PASSIVE;
pjmedia_fourcc_name(vparam.fmt.id, fmt_name);
PJ_LOG(4,(THIS_FILE,
"Opening device %s for %s: format=%s, size=%dx%d @%d:%d fps",
dev_name,
vid_dir_name(prm->vidparam.dir), fmt_name,
vfd->size.w, vfd->size.h,
vfd->fps.num, vfd->fps.denum));
ptime_usec = PJMEDIA_PTIME(&vfd->fps);
pjmedia_clock_src_init(&vp->clocksrc, PJMEDIA_TYPE_VIDEO,
prm->vidparam.clock_rate, ptime_usec);
vp->sync_clocksrc.max_sync_ticks =
PJMEDIA_CLOCK_SYNC_MAX_RESYNC_DURATION *
1000 / vp->clocksrc.ptime_usec;
/* Create the video stream */
pj_bzero(&vid_cb, sizeof(vid_cb));
vid_cb.capture_cb = &vidstream_cap_cb;
vid_cb.render_cb = &vidstream_render_cb;
status = pjmedia_vid_dev_stream_create(&vparam, &vid_cb, vp,
&vp->strm);
if (status != PJ_SUCCESS)
goto on_error;
PJ_LOG(4,(THIS_FILE,
"Device %s opened: format=%s, size=%dx%d @%d:%d fps",
dev_name, fmt_name,
vparam.fmt.det.vid.size.w, vparam.fmt.det.vid.size.h,
vparam.fmt.det.vid.fps.num, vparam.fmt.det.vid.fps.denum));
/* Subscribe to device's events */
pjmedia_event_subscribe(NULL, &vidstream_event_cb,
vp, vp->strm);
if (vp->dir & PJMEDIA_DIR_CAPTURE) {
pjmedia_format_copy(&vp->conv.conv_param.src, &vparam.fmt);
pjmedia_format_copy(&vp->conv.conv_param.dst, &prm->vidparam.fmt);
} else {
pjmedia_format_copy(&vp->conv.conv_param.src, &prm->vidparam.fmt);
pjmedia_format_copy(&vp->conv.conv_param.dst, &vparam.fmt);
}
status = create_converter(vp);
if (status != PJ_SUCCESS)
goto on_error;
if (vp->role==ROLE_ACTIVE &&
((vp->dir & PJMEDIA_DIR_ENCODING) || vp->stream_role==ROLE_PASSIVE))
{
pjmedia_clock_param param;
/* Active role is wanted, but our device is passive, so create
* master clocks to run the media flow. For encoding direction,
* we also want to create our own clock since the device's clock
* may run at a different rate.
*/
need_frame_buf = PJ_TRUE;
param.usec_interval = PJMEDIA_PTIME(&vfd->fps);
param.clock_rate = prm->vidparam.clock_rate;
status = pjmedia_clock_create2(pool, ¶m,
PJMEDIA_CLOCK_NO_HIGHEST_PRIO,
(vp->dir & PJMEDIA_DIR_ENCODING) ?
&enc_clock_cb: &dec_clock_cb,
vp, &vp->clock);
if (status != PJ_SUCCESS)
goto on_error;
} else if (vp->role==ROLE_PASSIVE) {
vid_pasv_port *pp;
/* Always need to create media port for passive role */
vp->pasv_port = pp = PJ_POOL_ZALLOC_T(pool, vid_pasv_port);
pp->vp = vp;
pp->base.get_frame = &vid_pasv_port_get_frame;
pp->base.put_frame = &vid_pasv_port_put_frame;
pjmedia_port_info_init2(&pp->base.info, &vp->dev_name,
PJMEDIA_SIG_VID_PORT,
prm->vidparam.dir, &prm->vidparam.fmt);
need_frame_buf = PJ_TRUE;
}
if (need_frame_buf) {
const pjmedia_video_format_info *vfi;
pjmedia_video_apply_fmt_param vafp;
vfi = pjmedia_get_video_format_info(NULL, vparam.fmt.id);
if (!vfi) {
status = PJ_ENOTFOUND;
goto on_error;
}
pj_bzero(&vafp, sizeof(vafp));
vafp.size = vparam.fmt.det.vid.size;
status = vfi->apply_fmt(vfi, &vafp);
if (status != PJ_SUCCESS)
goto on_error;
vp->frm_buf = PJ_POOL_ZALLOC_T(pool, pjmedia_frame);
vp->frm_buf_size = vafp.framebytes;
vp->frm_buf->buf = pj_pool_alloc(pool, vafp.framebytes);
vp->frm_buf->size = vp->frm_buf_size;
vp->frm_buf->type = PJMEDIA_FRAME_TYPE_NONE;
status = pj_mutex_create_simple(pool, vp->dev_name.ptr,
&vp->frm_mutex);
if (status != PJ_SUCCESS)
goto on_error;
}
*p_vid_port = vp;
return PJ_SUCCESS;
on_error:
pjmedia_vid_port_destroy(vp);
return status;
}
