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livetrax/gtk2_ardour/ardour_ui_video.cc

419 lines
13 KiB
C++

/*
* Copyright (C) 2005-2007 Doug McLain <doug@nostar.net>
* Copyright (C) 2005-2017 Tim Mayberry <mojofunk@gmail.com>
* Copyright (C) 2005-2019 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2005 Karsten Wiese <fzuuzf@googlemail.com>
* Copyright (C) 2005 Taybin Rutkin <taybin@taybin.com>
* Copyright (C) 2006-2015 David Robillard <d@drobilla.net>
* Copyright (C) 2007-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2008-2010 Sakari Bergen <sakari.bergen@beatwaves.net>
* Copyright (C) 2012-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2013-2015 Colin Fletcher <colin.m.fletcher@googlemail.com>
* Copyright (C) 2013-2016 John Emmas <john@creativepost.co.uk>
* Copyright (C) 2013-2016 Nick Mainsbridge <mainsbridge@gmail.com>
* Copyright (C) 2014-2018 Ben Loftis <ben@harrisonconsoles.com>
* Copyright (C) 2015 André Nusser <andre.nusser@googlemail.com>
* Copyright (C) 2016-2018 Len Ovens <len@ovenwerks.net>
* Copyright (C) 2017 Johannes Mueller <github@johannes-mueller.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef WAF_BUILD
#include "gtk2ardour-config.h"
#include "gtk2ardour-version.h"
#endif
#include "pbd/gstdio_compat.h"
#include <gtkmm/stock.h>
#include "pbd/error.h"
#include "pbd/openuri.h"
#include "ardour/ltc_file_reader.h"
#include "ardour/session_directory.h"
#include "add_video_dialog.h"
#include "ardour_ui.h"
#include "export_video_dialog.h"
#include "public_editor.h"
#include "utils_videotl.h"
#include "transcode_video_dialog.h"
#include "video_server_dialog.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace std;
void
ARDOUR_UI::stop_video_server (bool ask_confirm)
{
if (!video_server_process && ask_confirm) {
warning << string_compose (_("Video-Server was not launched by %1. The request to stop it is ignored."), PROGRAM_NAME) << endmsg;
}
if (video_server_process) {
if(ask_confirm) {
ArdourDialog confirm (_("Stop Video-Server"), true);
Label m (_("Do you really want to stop the Video Server?"));
confirm.get_vbox()->pack_start (m, true, true);
confirm.add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
confirm.add_button (_("Yes, Stop It"), Gtk::RESPONSE_ACCEPT);
confirm.show_all ();
switch (confirm.run()) {
case RESPONSE_ACCEPT:
break;
default:
return;
}
}
delete video_server_process;
video_server_process =0;
}
}
void
ARDOUR_UI::start_video_server_menu (Gtk::Window* float_window)
{
ARDOUR_UI::start_video_server( float_window, true);
}
bool
ARDOUR_UI::start_video_server (Gtk::Window* float_window, bool popup_msg)
{
if (!_session) {
return false;
}
if (popup_msg) {
if (ARDOUR_UI::instance()->video_timeline->check_server()) {
if (video_server_process) {
popup_error(_("The Video Server is already started."));
} else {
popup_error(_("An external Video Server is configured and can be reached. Not starting a new instance."));
}
}
}
int firsttime = 0;
while (!ARDOUR_UI::instance()->video_timeline->check_server()) {
if (firsttime++) {
warning << _("Could not connect to the Video Server. Start it or configure its access URL in Preferences.") << endmsg;
}
VideoServerDialog *video_server_dialog = new VideoServerDialog (_session);
if (float_window) {
video_server_dialog->set_transient_for (*float_window);
}
if (!Config->get_show_video_server_dialog() && firsttime < 2) {
video_server_dialog->hide();
} else {
ResponseType r = (ResponseType) video_server_dialog->run ();
video_server_dialog->hide();
if (r != RESPONSE_ACCEPT) { return false; }
if (video_server_dialog->show_again()) {
Config->set_show_video_server_dialog(false);
}
}
std::string icsd_exec = video_server_dialog->get_exec_path();
std::string icsd_docroot = video_server_dialog->get_docroot();
#ifndef PLATFORM_WINDOWS
if (icsd_docroot.empty()) {
icsd_docroot = VideoUtils::video_get_docroot (Config);
}
#endif
GStatBuf sb;
#ifdef PLATFORM_WINDOWS
if (VideoUtils::harvid_version >= 0x000802 && icsd_docroot.empty()) {
/* OK, allow all drive letters */
} else
#endif
if (g_lstat (icsd_docroot.c_str(), &sb) != 0 || !S_ISDIR(sb.st_mode)) {
warning << _("Specified docroot is not an existing directory.") << endmsg;
continue;
}
#ifndef PLATFORM_WINDOWS
if ( (g_lstat (icsd_exec.c_str(), &sb) != 0)
|| (sb.st_mode & (S_IXUSR|S_IXGRP|S_IXOTH)) == 0 ) {
warning << _("Given Video Server is not an executable file.") << endmsg;
continue;
}
#else
if ( (g_lstat (icsd_exec.c_str(), &sb) != 0)
|| (sb.st_mode & (S_IXUSR)) == 0 ) {
warning << _("Given Video Server is not an executable file.") << endmsg;
continue;
}
#endif
char **argp;
argp=(char**) calloc(9,sizeof(char*));
argp[0] = strdup(icsd_exec.c_str());
argp[1] = strdup("-P");
argp[2] = (char*) calloc(16,sizeof(char)); snprintf(argp[2], 16, "%s", video_server_dialog->get_listenaddr().c_str());
argp[3] = strdup("-p");
argp[4] = (char*) calloc(6,sizeof(char)); snprintf(argp[4], 6, "%i", video_server_dialog->get_listenport());
argp[5] = strdup("-C");
argp[6] = (char*) calloc(6,sizeof(char)); snprintf(argp[6], 6, "%i", video_server_dialog->get_cachesize());
argp[7] = strdup(icsd_docroot.c_str());
argp[8] = 0;
stop_video_server();
#ifdef PLATFORM_WINDOWS
if (VideoUtils::harvid_version >= 0x000802 && icsd_docroot.empty()) {
/* OK, allow all drive letters */
} else
#endif
if (icsd_docroot == X_("/") || icsd_docroot == X_("C:\\")) {
Config->set_video_advanced_setup(false);
} else {
std::string url_str = "http://127.0.0.1:" + to_string(video_server_dialog->get_listenport()) + "/";
Config->set_video_server_url(url_str);
Config->set_video_server_docroot(icsd_docroot);
Config->set_video_advanced_setup(true);
}
if (video_server_process) {
delete video_server_process;
}
video_server_process = new ARDOUR::SystemExec(icsd_exec, argp);
if (video_server_process->start()) {
warning << _("Cannot launch the video-server") << endmsg;
continue;
}
int timeout = 120; // 6 sec
while (!ARDOUR_UI::instance()->video_timeline->check_server()) {
Glib::usleep (50000);
gui_idle_handler();
if (--timeout <= 0 || !video_server_process->is_running()) break;
}
if (timeout <= 0) {
warning << _("Video-server was started but does not respond to requests...") << endmsg;
} else {
if (!ARDOUR_UI::instance()->video_timeline->check_server_docroot()) {
delete video_server_process;
video_server_process = 0;
}
}
}
return true;
}
void
ARDOUR_UI::add_video (Gtk::Window* float_window)
{
if (!_session) {
return;
}
if (!start_video_server(float_window, false)) {
warning << _("Could not connect to the Video Server. Start it or configure its access URL in Preferences.") << endmsg;
return;
}
if (float_window) {
add_video_dialog->set_transient_for (*float_window);
}
if (add_video_dialog->is_visible()) {
/* we're already doing this */
return;
}
ResponseType r = (ResponseType) add_video_dialog->run ();
add_video_dialog->hide();
if (r != RESPONSE_ACCEPT) { return; }
bool local_file, orig_local_file;
std::string path = add_video_dialog->file_name(local_file);
std::string orig_path = path;
orig_local_file = local_file;
bool auto_set_session_fps = add_video_dialog->auto_set_session_fps();
if (local_file && !Glib::file_test(path, Glib::FILE_TEST_EXISTS)) {
warning << string_compose(_("could not open %1"), path) << endmsg;
return;
}
if (!local_file && path.length() == 0) {
warning << _("no video-file selected") << endmsg;
return;
}
std::string audio_from_video;
bool detect_ltc = false;
switch (add_video_dialog->import_option()) {
case VTL_IMPORT_TRANSCODE:
{
TranscodeVideoDialog *transcode_video_dialog;
transcode_video_dialog = new TranscodeVideoDialog (_session, path);
ResponseType r = (ResponseType) transcode_video_dialog->run ();
transcode_video_dialog->hide();
if (r != RESPONSE_ACCEPT) {
delete transcode_video_dialog;
return;
}
audio_from_video = transcode_video_dialog->get_audiofile();
if (!audio_from_video.empty() && transcode_video_dialog->detect_ltc()) {
detect_ltc = true;
}
else if (!audio_from_video.empty()) {
editor->embed_audio_from_video(
audio_from_video,
video_timeline->get_offset(),
(transcode_video_dialog->import_option() != VTL_IMPORT_NO_VIDEO)
);
}
switch (transcode_video_dialog->import_option()) {
case VTL_IMPORT_TRANSCODED:
path = transcode_video_dialog->get_filename();
local_file = true;
break;
case VTL_IMPORT_REFERENCE:
break;
default:
delete transcode_video_dialog;
return;
}
delete transcode_video_dialog;
}
break;
default:
case VTL_IMPORT_NONE:
break;
}
/* strip _session->session_directory().video_path() from video file if possible */
if (local_file && !path.compare(0, _session->session_directory().video_path().size(), _session->session_directory().video_path())) {
path=path.substr(_session->session_directory().video_path().size());
if (path.at(0) == G_DIR_SEPARATOR) {
path=path.substr(1);
}
}
video_timeline->set_update_session_fps(auto_set_session_fps);
if (video_timeline->video_file_info(path, local_file)) {
XMLNode* node = new XMLNode(X_("Videotimeline"));
node->set_property (X_("Filename"), path);
node->set_property (X_("AutoFPS"), auto_set_session_fps);
node->set_property (X_("LocalFile"), local_file);
if (orig_local_file) {
node->set_property (X_("OriginalVideoFile"), orig_path);
} else {
node->remove_property (X_("OriginalVideoFile"));
}
_session->add_extra_xml (*node);
_session->set_dirty ();
if (!audio_from_video.empty() && detect_ltc) {
std::vector<LTCFileReader::LTCMap> ltc_seq;
try {
/* TODO ask user about TV standard (LTC alignment if any) */
LTCFileReader ltcr (audio_from_video, video_timeline->get_video_file_fps());
/* TODO ASK user which channel: 0 .. ltcr->channels() - 1 */
ltc_seq = ltcr.read_ltc (/*channel*/ 0, /*max LTC samples to decode*/ 15);
/* TODO seek near end of file, and read LTC until end.
* if it fails to find any LTC samples, scan complete file
*
* calculate drift of LTC compared to video-duration,
* ask user for reference (timecode from start/mid/end)
*/
} catch (...) {
// LTCFileReader will have written error messages
}
::g_unlink(audio_from_video.c_str());
if (ltc_seq.size() == 0) {
PBD::error << _("No LTC detected, video will not be aligned.") << endmsg;
} else {
/* the very first TC in the file is somteimes not aligned properly */
int i = ltc_seq.size() -1;
ARDOUR::sampleoffset_t video_start_offset =
_session->nominal_sample_rate() * (ltc_seq[i].timecode_sec - ltc_seq[i].framepos_sec);
PBD::info << string_compose (_("Align video-start to %1 [samples]"), video_start_offset) << endmsg;
video_timeline->set_offset(video_start_offset);
}
}
_session->maybe_update_session_range (
timepos_t (std::max(video_timeline->get_offset(), (sampleoffset_t) 0)),
timepos_t (std::max(video_timeline->get_offset() + video_timeline->get_duration(), (sampleoffset_t) 0)));
if (add_video_dialog->launch_xjadeo() && local_file) {
editor->set_xjadeo_sensitive(true);
editor->toggle_xjadeo_proc(1);
} else {
editor->toggle_xjadeo_proc(0);
}
editor->toggle_ruler_video(true);
}
}
void
ARDOUR_UI::remove_video ()
{
video_timeline->close_session();
editor->toggle_ruler_video(false);
/* reset state */
video_timeline->set_offset_locked(false);
video_timeline->set_offset(0);
/* delete session state */
XMLNode* node = new XMLNode(X_("Videotimeline"));
_session->add_extra_xml(*node);
node = new XMLNode(X_("Videomonitor"));
_session->add_extra_xml(*node);
node = new XMLNode(X_("Videoexport"));
_session->add_extra_xml(*node);
stop_video_server();
}
void
ARDOUR_UI::flush_videotimeline_cache (bool localcacheonly)
{
if (localcacheonly) {
video_timeline->vmon_update();
} else {
video_timeline->flush_cache();
}
editor->queue_visual_videotimeline_update();
}
void
ARDOUR_UI::export_video (bool range)
{
export_video_dialog->set_session (_session);
export_video_dialog->apply_state(editor->get_selection().time, range);
export_video_dialog->run ();
export_video_dialog->hide ();
}