void MainWin::preview()
{
if (preview_on) {
delete video_prev_;
video_prev_ = NULL;
pjsua_vid_preview_stop(DEFAULT_CAP_DEV);
showStatus("Preview stopped");
previewButton_->setText(tr("Start &Preview"));
} else {
pjsua_vid_win_id wid;
pjsua_vid_win_info wi;
pjsua_vid_preview_param pre_param;
pj_status_t status;
pjsua_vid_preview_param_default(&pre_param);
pre_param.rend_id = DEFAULT_REND_DEV;
pre_param.show = PJ_FALSE;
status = pjsua_vid_preview_start(DEFAULT_CAP_DEV, &pre_param);
if (status != PJ_SUCCESS) {
char errmsg[PJ_ERR_MSG_SIZE];
pj_strerror(status, errmsg, sizeof(errmsg));
QMessageBox::critical(0, "Error creating preview", errmsg);
return;
}
wid = pjsua_vid_preview_get_win(DEFAULT_CAP_DEV);
pjsua_vid_win_get_info(wid, &wi);
video_prev_ = new VidWin(&wi.hwnd);
video_prev_->putIntoLayout(vbox_left);
//Using this will cause SDL window to display blank
//screen sometimes, probably because it's using different
//X11 Display
//status = pjsua_vid_win_set_show(wid, PJ_TRUE);
//This is handled by VidWin now
//video_prev_->show_sdl();
showStatus("Preview started");
previewButton_->setText(tr("Stop &Preview"));
}
preview_on = !preview_on;
}
static void vid_handle_menu(char *menuin)
{
char *argv[8];
int argc = 0;
/* Tokenize */
argv[argc] = strtok(menuin, " \t\r\n");
while (argv[argc] && *argv[argc]) {
argc++;
argv[argc] = strtok(NULL, " \t\r\n");
}
if (argc == 1 || strcmp(argv[1], "help")==0) {
vid_show_help();
} else if (argc == 2 && (strcmp(argv[1], "enable")==0 ||
strcmp(argv[1], "disable")==0))
{
pj_bool_t enabled = (strcmp(argv[1], "enable")==0);
app_config.vid.vid_cnt = (enabled ? 1 : 0);
PJ_LOG(3,(THIS_FILE, "Video will be %s in next offer/answer",
(enabled?"enabled":"disabled")));
} else if (strcmp(argv[1], "acc")==0) {
pjsua_acc_config acc_cfg;
pj_bool_t changed = PJ_FALSE;
pj_pool_t *tmp_pool = pjsua_pool_create("tmp-pjsua", 1000, 1000);
pjsua_acc_get_config(current_acc, tmp_pool, &acc_cfg);
if (argc == 3 && strcmp(argv[2], "show")==0) {
app_config_show_video(current_acc, &acc_cfg);
} else if (argc == 4 && strcmp(argv[2], "autorx")==0) {
int on = (strcmp(argv[3], "on")==0);
acc_cfg.vid_in_auto_show = on;
changed = PJ_TRUE;
} else if (argc == 4 && strcmp(argv[2], "autotx")==0) {
int on = (strcmp(argv[3], "on")==0);
acc_cfg.vid_out_auto_transmit = on;
changed = PJ_TRUE;
} else if (argc == 4 && strcmp(argv[2], "cap")==0) {
int dev = atoi(argv[3]);
acc_cfg.vid_cap_dev = dev;
changed = PJ_TRUE;
} else if (argc == 4 && strcmp(argv[2], "rend")==0) {
int dev = atoi(argv[3]);
acc_cfg.vid_rend_dev = dev;
changed = PJ_TRUE;
} else {
pj_pool_release(tmp_pool);
goto on_error;
}
if (changed) {
pj_status_t status = pjsua_acc_modify(current_acc, &acc_cfg);
if (status != PJ_SUCCESS)
PJ_PERROR(1,(THIS_FILE, status, "Error modifying account %d",
current_acc));
}
pj_pool_release(tmp_pool);
} else if (strcmp(argv[1], "call")==0) {
pjsua_call_vid_strm_op_param param;
pj_status_t status = PJ_SUCCESS;
pjsua_call_vid_strm_op_param_default(¶m);
if (argc == 5 && strcmp(argv[2], "rx")==0) {
pjsua_stream_info si;
pj_bool_t on = (strcmp(argv[3], "on") == 0);
param.med_idx = atoi(argv[4]);
if (pjsua_call_get_stream_info(current_call, param.med_idx, &si) ||
si.type != PJMEDIA_TYPE_VIDEO)
{
PJ_PERROR(1,(THIS_FILE, PJ_EINVAL, "Invalid stream"));
return;
}
if (on) param.dir = (si.info.vid.dir | PJMEDIA_DIR_DECODING);
else param.dir = (si.info.vid.dir & PJMEDIA_DIR_ENCODING);
status = pjsua_call_set_vid_strm(current_call,
PJSUA_CALL_VID_STRM_CHANGE_DIR,
¶m);
}
else if (argc == 5 && strcmp(argv[2], "tx")==0) {
pj_bool_t on = (strcmp(argv[3], "on") == 0);
pjsua_call_vid_strm_op op = on? PJSUA_CALL_VID_STRM_START_TRANSMIT :
PJSUA_CALL_VID_STRM_STOP_TRANSMIT;
param.med_idx = atoi(argv[4]);
status = pjsua_call_set_vid_strm(current_call, op, ¶m);
}
else if (argc == 3 && strcmp(argv[2], "add")==0) {
status = pjsua_call_set_vid_strm(current_call,
PJSUA_CALL_VID_STRM_ADD, NULL);
}
else if (argc >= 3 &&
(strcmp(argv[2], "disable")==0 || strcmp(argv[2], "enable")==0))
{
pj_bool_t enable = (strcmp(argv[2], "enable") == 0);
pjsua_call_vid_strm_op op = enable? PJSUA_CALL_VID_STRM_CHANGE_DIR :
PJSUA_CALL_VID_STRM_REMOVE;
param.med_idx = argc >= 4? atoi(argv[3]) : -1;
param.dir = PJMEDIA_DIR_ENCODING_DECODING;
status = pjsua_call_set_vid_strm(current_call, op, ¶m);
}
else if (argc >= 3 && strcmp(argv[2], "cap")==0) {
param.med_idx = argc >= 4? atoi(argv[3]) : -1;
param.cap_dev = argc >= 5? atoi(argv[4]) : PJMEDIA_VID_DEFAULT_CAPTURE_DEV;
status = pjsua_call_set_vid_strm(current_call,
PJSUA_CALL_VID_STRM_CHANGE_CAP_DEV,
¶m);
} else
goto on_error;
if (status != PJ_SUCCESS) {
PJ_PERROR(1,(THIS_FILE, status, "Error modifying video stream"));
}
} else if (argc >= 3 && strcmp(argv[1], "dev")==0) {
if (strcmp(argv[2], "list")==0) {
vid_list_devs();
} else if (strcmp(argv[2], "refresh")==0) {
pjmedia_vid_dev_refresh();
} else if (strcmp(argv[2], "prev")==0) {
if (argc != 5) {
goto on_error;
} else {
pj_bool_t on = (strcmp(argv[3], "on") == 0);
int dev_id = atoi(argv[4]);
if (on) {
pjsua_vid_preview_param param;
pjsua_vid_preview_param_default(¶m);
param.wnd_flags = PJMEDIA_VID_DEV_WND_BORDER |
PJMEDIA_VID_DEV_WND_RESIZABLE;
pjsua_vid_preview_start(dev_id, ¶m);
arrange_window(pjsua_vid_preview_get_win(dev_id));
} else {
pjsua_vid_win_id wid;
wid = pjsua_vid_preview_get_win(dev_id);
if (wid != PJSUA_INVALID_ID) {
/* Preview window hiding once it is stopped is
* responsibility of app */
pjsua_vid_win_set_show(wid, PJ_FALSE);
pjsua_vid_preview_stop(dev_id);
}
}
}
} else
goto on_error;
} else if (strcmp(argv[1], "win")==0) {
pj_status_t status = PJ_SUCCESS;
if (argc==3 && strcmp(argv[2], "list")==0) {
pjsua_vid_win_id wids[PJSUA_MAX_VID_WINS];
unsigned i, cnt = PJ_ARRAY_SIZE(wids);
pjsua_vid_enum_wins(wids, &cnt);
PJ_LOG(3,(THIS_FILE, "Found %d video windows:", cnt));
PJ_LOG(3,(THIS_FILE, "WID show pos size"));
PJ_LOG(3,(THIS_FILE, "------------------------------"));
for (i = 0; i < cnt; ++i) {
pjsua_vid_win_info wi;
pjsua_vid_win_get_info(wids[i], &wi);
PJ_LOG(3,(THIS_FILE, "%3d %c (%d,%d) %dx%d",
wids[i], (wi.show?'Y':'N'), wi.pos.x, wi.pos.y,
wi.size.w, wi.size.h));
}
} else if (argc==4 && (strcmp(argv[2], "show")==0 ||
strcmp(argv[2], "hide")==0))
{
pj_bool_t show = (strcmp(argv[2], "show")==0);
pjsua_vid_win_id wid = atoi(argv[3]);
status = pjsua_vid_win_set_show(wid, show);
} else if (argc==6 && strcmp(argv[2], "move")==0) {
pjsua_vid_win_id wid = atoi(argv[3]);
pjmedia_coord pos;
pos.x = atoi(argv[4]);
pos.y = atoi(argv[5]);
status = pjsua_vid_win_set_pos(wid, &pos);
} else if (argc==6 && strcmp(argv[2], "resize")==0) {
pjsua_vid_win_id wid = atoi(argv[3]);
pjmedia_rect_size size;
size.w = atoi(argv[4]);
size.h = atoi(argv[5]);
status = pjsua_vid_win_set_size(wid, &size);
} else if (argc==3 && strcmp(argv[2], "arrange")==0) {
arrange_window(PJSUA_INVALID_ID);
} else
goto on_error;
if (status != PJ_SUCCESS) {
PJ_PERROR(1,(THIS_FILE, status, "Window operation error"));
}
} else if (strcmp(argv[1], "codec")==0) {
pjsua_codec_info ci[PJMEDIA_CODEC_MGR_MAX_CODECS];
unsigned count = PJ_ARRAY_SIZE(ci);
pj_status_t status;
if (argc==3 && strcmp(argv[2], "list")==0) {
status = pjsua_vid_enum_codecs(ci, &count);
if (status != PJ_SUCCESS) {
PJ_PERROR(1,(THIS_FILE, status, "Error enumerating codecs"));
} else {
unsigned i;
PJ_LOG(3,(THIS_FILE, "Found %d video codecs:", count));
PJ_LOG(3,(THIS_FILE, "codec id prio fps bw(kbps) size"));
PJ_LOG(3,(THIS_FILE, "------------------------------------------"));
for (i=0; i<count; ++i) {
pjmedia_vid_codec_param cp;
pjmedia_video_format_detail *vfd;
status = pjsua_vid_codec_get_param(&ci[i].codec_id, &cp);
if (status != PJ_SUCCESS)
continue;
vfd = pjmedia_format_get_video_format_detail(&cp.enc_fmt,
PJ_TRUE);
PJ_LOG(3,(THIS_FILE, "%.*s%.*s %3d %7.2f %4d/%4d %dx%d",
(int)ci[i].codec_id.slen, ci[i].codec_id.ptr,
13-(int)ci[i].codec_id.slen, " ",
ci[i].priority,
(vfd->fps.num*1.0/vfd->fps.denum),
vfd->avg_bps/1000, vfd->max_bps/1000,
vfd->size.w, vfd->size.h));
}
}
} else if (argc==5 && strcmp(argv[2], "prio")==0) {
pj_str_t cid;
int prio;
cid = pj_str(argv[3]);
prio = atoi(argv[4]);
status = pjsua_vid_codec_set_priority(&cid, (pj_uint8_t)prio);
if (status != PJ_SUCCESS)
PJ_PERROR(1,(THIS_FILE, status, "Set codec priority error"));
} else if (argc==6 && strcmp(argv[2], "fps")==0) {
pjmedia_vid_codec_param cp;
pj_str_t cid;
int M, N;
cid = pj_str(argv[3]);
M = atoi(argv[4]);
N = atoi(argv[5]);
status = pjsua_vid_codec_get_param(&cid, &cp);
if (status == PJ_SUCCESS) {
cp.enc_fmt.det.vid.fps.num = M;
cp.enc_fmt.det.vid.fps.denum = N;
status = pjsua_vid_codec_set_param(&cid, &cp);
}
if (status != PJ_SUCCESS)
PJ_PERROR(1,(THIS_FILE, status, "Set codec framerate error"));
} else if (argc==6 && strcmp(argv[2], "bw")==0) {
pjmedia_vid_codec_param cp;
pj_str_t cid;
int M, N;
cid = pj_str(argv[3]);
M = atoi(argv[4]);
N = atoi(argv[5]);
status = pjsua_vid_codec_get_param(&cid, &cp);
if (status == PJ_SUCCESS) {
cp.enc_fmt.det.vid.avg_bps = M * 1000;
cp.enc_fmt.det.vid.max_bps = N * 1000;
status = pjsua_vid_codec_set_param(&cid, &cp);
}
if (status != PJ_SUCCESS)
PJ_PERROR(1,(THIS_FILE, status, "Set codec bitrate error"));
} else if (argc==6 && strcmp(argv[2], "size")==0) {
pjmedia_vid_codec_param cp;
pj_str_t cid;
int M, N;
cid = pj_str(argv[3]);
M = atoi(argv[4]);
N = atoi(argv[5]);
status = pjsua_vid_codec_get_param(&cid, &cp);
if (status == PJ_SUCCESS) {
cp.enc_fmt.det.vid.size.w = M;
cp.enc_fmt.det.vid.size.h = N;
status = pjsua_vid_codec_set_param(&cid, &cp);
}
if (status != PJ_SUCCESS)
PJ_PERROR(1,(THIS_FILE, status, "Set codec size error"));
} else
goto on_error;
} else
goto on_error;
return;
on_error:
PJ_LOG(1,(THIS_FILE, "Invalid command, use 'vid help'"));
}
