13
0
livetrax/gtk2_ardour/transcode_video_dialog.cc

589 lines
18 KiB
C++

/*
* Copyright (C) 2013-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2015 André Nusser <andre.nusser@googlemail.com>
*
* 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.
*/
#include <cstdio>
#include <iomanip>
#include <sstream>
#include <string>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <sigc++/bind.h>
#include <gtkmm/filechooserdialog.h>
#include <gtkmm/stock.h>
#include "pbd/gstdio_compat.h"
#include "ardour/profile.h"
#include "ardour/session.h"
#include "ardour/session_directory.h"
#include "ardour/template_utils.h"
#include "ardour_ui.h"
#include "gtkmm2ext/utils.h"
#include "gui_thread.h"
#include "pbd/convert.h"
#include "pbd/error.h"
#include "opts.h"
#include "transcode_video_dialog.h"
#include "utils_videotl.h"
#include "pbd/i18n.h"
using namespace Gtk;
using namespace std;
using namespace PBD;
using namespace ARDOUR;
using namespace VideoUtils;
TranscodeVideoDialog::TranscodeVideoDialog (Session* s, std::string infile)
: ArdourDialog (_("Transcode/Import Video File "))
, infn (infile)
, path_label (_("Output File:"), Gtk::ALIGN_START)
, browse_button (_("Browse"))
, transcode_button (_("OK"))
, abort_button (_("Abort"))
, progress_label ()
, aspect_checkbox (_("Height = "))
, height_adjustment (128, 0, 1920, 1, 16, 0)
, height_spinner (height_adjustment)
, ltc_detect (_("Extract LTC from audio and align video"))
, bitrate_checkbox (_("Manual Override"))
, bitrate_adjustment (2000, 500, 10000, 10, 100, 0)
, bitrate_spinner (bitrate_adjustment)
, debug_checkbox (_("Debug Mode: Print ffmpeg command and output to stdout."))
{
set_session (s);
transcoder = new TranscodeFfmpeg (infile);
audiofile = "";
pending_audio_extract = false;
aborted = false;
set_name ("TranscodeVideoDialog");
set_modal (true);
set_skip_taskbar_hint (true);
set_resizable (false);
Gtk::Label* l;
vbox = manage (new VBox);
VBox* options_box = manage (new VBox);
HBox* path_hbox = manage (new HBox);
int w = 0, h = 0;
m_aspect = 16.0 / 9.0;
TranscodeFfmpeg::FFAudioStreams as;
path_hbox->pack_start (path_label, false, false, 3);
path_hbox->pack_start (path_entry, true, true, 3);
path_hbox->pack_start (browse_button, false, false, 3);
height_spinner.set_sensitive (false);
bitrate_spinner.set_sensitive (false);
std::string dstdir = video_dest_dir (_session->session_directory ().video_path (), video_get_docroot (Config));
std::string dstfn = video_dest_file (dstdir, infile);
path_entry.set_width_chars (38);
path_entry.set_text (dstfn);
l = manage (new Label (_("<b>File Information</b>"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
l->set_use_markup ();
options_box->pack_start (*l, false, true, 4);
bool ffok = false;
if (!transcoder->ffexec_ok ()) {
l = manage (new Label (_("ffmpeg installation was not found. Video Import is not possible. See the Log window for more information."), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
l->set_line_wrap ();
options_box->pack_start (*l, false, true, 4);
aspect_checkbox.set_sensitive (false);
bitrate_checkbox.set_sensitive (false);
} else if (!transcoder->probe_ok ()) {
l = manage (new Label (string_compose (_("File-info can not be read. Most likely '%1' is not a valid video-file or an unsupported video codec or format."), infn), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
options_box->pack_start (*l, false, true, 4);
aspect_checkbox.set_sensitive (false);
bitrate_checkbox.set_sensitive (false);
} else {
w = transcoder->get_width ();
h = transcoder->get_height ();
as = transcoder->get_audio ();
m_aspect = transcoder->get_aspect ();
if (w > 0 && h > 0 && transcoder->get_fps () > 0 && transcoder->get_duration () > 0) {
ffok = true;
}
Table* t = manage (new Table (4, 2));
t->set_spacings (4);
options_box->pack_start (*t, true, true, 4);
l = manage (new Label (_("FPS:"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 0, 1, 0, 1);
l = manage (new Label (_("Duration:"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 2, 3, 0, 1);
l = manage (new Label (_("Codec:"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 0, 1, 1, 2);
l = manage (new Label (_("Geometry:"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 2, 3, 1, 2);
std::ostringstream osstream;
osstream << transcoder->get_fps ();
l = manage (new Label (osstream.str (), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 1, 2, 0, 1);
osstream.str ("");
osstream << w << "x" << h;
l = manage (new Label (osstream.str (), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 3, 4, 1, 2);
osstream.str ("");
if (transcoder->get_duration () == 0 || transcoder->get_fps () == 0) {
osstream << _("??");
} else {
unsigned long sec = transcoder->get_duration () / transcoder->get_fps ();
osstream << setfill ('0') << setw (2);
osstream << (sec / 3600) << ":";
osstream << setfill ('0') << setw (2);
osstream << ((sec / 60) % 60) << ":";
osstream << setfill ('0') << setw (2);
osstream << (sec % 60) << ":";
osstream << setfill ('0') << setw (2);
osstream << (transcoder->get_duration () % (int)floor (transcoder->get_fps ()));
}
l = manage (new Label (osstream.str (), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 3, 4, 0, 1);
osstream.str ("");
osstream << transcoder->get_codec ();
l = manage (new Label (osstream.str (), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 1, 2, 1, 2);
}
l = manage (new Label (_("<b>Import Settings</b>"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
l->set_use_markup ();
options_box->pack_start (*l, false, true, 4);
if (ffok) {
video_combo.append (_("Reference from Current Location (Previously Transcoded Files Only)"));
video_combo.append (_("Import/Transcode Video to Session"));
video_combo.set_active (1);
if (as.size () > 0) {
video_combo.append (_("Do Not Import Video (Audio Import Only)"));
audio_combo.set_sensitive (true);
} else {
audio_combo.set_sensitive (false);
}
video_combo.set_sensitive (true);
transcode_button.set_sensitive (true);
path_entry.set_sensitive (true);
browse_button.set_sensitive (true);
} else if (as.size () > 0) {
video_combo.append (_("Do Not Import Video (Audio Import Only)"));
video_combo.set_active (0);
path_entry.set_text ("");
video_combo.set_sensitive (false);
audio_combo.set_sensitive (true);
transcode_button.set_sensitive (true);
path_entry.set_sensitive (false);
browse_button.set_sensitive (false);
} else {
video_combo.append (_("Do Not Import Video"));
video_combo.set_active (0);
path_entry.set_text ("");
video_combo.set_sensitive (false);
audio_combo.set_sensitive (false);
transcode_button.set_sensitive (false);
path_entry.set_sensitive (false);
browse_button.set_sensitive (false);
}
options_box->pack_start (video_combo, false, false, 4);
Table* t = manage (new Table (4, 4));
t->set_spacings (4);
options_box->pack_start (*t, true, true, 4);
l = manage (new Label (_("Scale Video: Width = "), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 0, 1, 0, 1);
t->attach (scale_combo, 1, 2, 0, 1);
t->attach (aspect_checkbox, 2, 3, 0, 1);
t->attach (height_spinner, 3, 4, 0, 1);
scale_combo.append (_("Original Width"));
if (w > 1920) {
scale_combo.append ("1920 (hd1080)");
}
if (w > 1408) {
scale_combo.append ("1408 (16cif)");
}
if (w > 1280) {
scale_combo.append ("1280 (sxga, hd720)");
}
if (w > 1024) {
scale_combo.append ("1024 (xga)");
}
if (w > 852) {
scale_combo.append (" 852 (hd480)");
}
if (w > 768) {
scale_combo.append (" 768 (PAL)");
}
if (w > 720) {
scale_combo.append (" 720 (PAL)");
}
if (w > 640) {
scale_combo.append (" 640 (vga, ega)");
}
if (w > 352) {
scale_combo.append (" 352 (cif)");
}
if (w > 320) {
scale_combo.append (" 320 (cga, qvga)");
}
if (w > 176) {
scale_combo.append (" 176 (qcif)");
}
scale_combo.set_active (0);
height_spinner.set_value (h);
l = manage (new Label (_("Bitrate (KBit/s):"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 0, 1, 1, 2);
t->attach (bitrate_checkbox, 2, 3, 1, 2);
t->attach (bitrate_spinner, 3, 4, 1, 2);
l = manage (new Label (_("Extract Audio:"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, false));
t->attach (*l, 0, 1, 2, 3);
t->attach (audio_combo, 1, 4, 2, 3);
t->attach (ltc_detect, 1, 4, 3, 4);
if (as.size () == 0) {
audio_combo.append (_("No Audio Track Present"));
audio_combo.set_sensitive (false);
} else {
audio_combo.append (_("Do Not Extract Audio"));
for (TranscodeFfmpeg::FFAudioStreams::iterator it = as.begin (); it < as.end (); ++it) {
audio_combo.append ((*it).name);
}
}
audio_combo.set_active (0);
ltc_detect.set_sensitive (false);
options_box->pack_start (debug_checkbox, false, true, 4);
vbox->pack_start (*path_hbox, false, false);
vbox->pack_start (*options_box, false, true);
get_vbox ()->set_spacing (4);
get_vbox ()->pack_start (*vbox, false, false);
progress_box = manage (new VBox);
progress_box->set_spacing (6);
progress_box->pack_start (progress_label, false, false);
progress_box->pack_start (pbar, false, false);
progress_box->pack_start (abort_button, false, false);
get_vbox ()->pack_start (*progress_box, false, false);
browse_button.signal_clicked ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::open_browse_dialog));
transcode_button.signal_clicked ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::launch_transcode));
abort_button.signal_clicked ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::abort_clicked));
video_combo.signal_changed ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::video_combo_changed));
audio_combo.signal_changed ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::audio_combo_changed));
scale_combo.signal_changed ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::scale_combo_changed));
aspect_checkbox.signal_toggled ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::aspect_checkbox_toggled));
height_spinner.signal_changed ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::update_bitrate));
bitrate_checkbox.signal_toggled ().connect (sigc::mem_fun (*this, &TranscodeVideoDialog::bitrate_checkbox_toggled));
update_bitrate ();
cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
get_action_area ()->pack_start (transcode_button, false, false);
show_all_children ();
progress_box->hide ();
}
TranscodeVideoDialog::~TranscodeVideoDialog ()
{
delete transcoder;
}
void
TranscodeVideoDialog::on_show ()
{
Dialog::on_show ();
}
void
TranscodeVideoDialog::abort_clicked ()
{
aborted = true;
transcoder->cancel ();
}
void
TranscodeVideoDialog::update_progress (samplecnt_t c, samplecnt_t a)
{
if (a == 0 || c > a) {
pbar.set_pulse_step (.5);
pbar.pulse ();
return;
}
pbar.set_fraction ((double)c / (double)a);
}
void
TranscodeVideoDialog::finished (int status)
{
if (aborted || status != 0) {
if (!aborted) {
ARDOUR_UI::instance ()->popup_error (_("Video transcoding failed."));
}
::g_unlink (path_entry.get_text ().c_str ());
if (!audiofile.empty ()) {
::g_unlink (audiofile.c_str ());
}
Gtk::Dialog::response (RESPONSE_CANCEL);
} else {
if (pending_audio_extract) {
StartNextStage (); /* EMIT SIGNAL */
} else {
Gtk::Dialog::response (RESPONSE_ACCEPT);
}
}
}
void
TranscodeVideoDialog::launch_audioonly ()
{
if (audio_combo.get_active_row_number () == 0) {
finished (0);
return;
}
dialog_progress_mode ();
if (debug_checkbox.get_active ()) {
transcoder->set_debug (true);
}
transcoder->Progress.connect (*this, invalidator (*this), boost::bind (&TranscodeVideoDialog::update_progress, this, _1, _2), gui_context ());
transcoder->Finished.connect (*this, invalidator (*this), boost::bind (&TranscodeVideoDialog::finished, this, _1), gui_context ());
launch_extract ();
}
void
TranscodeVideoDialog::launch_extract ()
{
audiofile = path_entry.get_text () + ".wav"; /* TODO: mktemp */
pending_audio_extract = false;
aborted = false;
int audio_stream = audio_combo.get_active_row_number () - 1;
progress_label.set_text (_("Extracting Audio"));
if (!transcoder->extract_audio (audiofile, _session->nominal_sample_rate (), audio_stream)) {
ARDOUR_UI::instance ()->popup_error (_("Audio Extraction Failed."));
audiofile = "";
Gtk::Dialog::response (RESPONSE_CANCEL);
return;
}
}
void
TranscodeVideoDialog::dialog_progress_mode ()
{
vbox->hide ();
cancel_button->hide ();
transcode_button.hide ();
pbar.set_size_request (300, -1);
progress_box->show ();
}
void
TranscodeVideoDialog::launch_transcode ()
{
if (video_combo.get_active_row_number () != 1) {
launch_audioonly ();
return;
}
std::string outfn = path_entry.get_text ();
if (!confirm_video_outfn (*this, outfn, video_get_docroot (Config)))
return;
progress_label.set_text (_("Transcoding Video"));
dialog_progress_mode ();
if (debug_checkbox.get_active ()) {
transcoder->set_debug (true);
}
aborted = false;
if (audio_combo.get_active_row_number () != 0) {
pending_audio_extract = true;
StartNextStage.connect (*this, invalidator (*this), boost::bind (&TranscodeVideoDialog::launch_extract, this), gui_context ());
}
int scale_width, scale_height, bitrate;
if (scale_combo.get_active_row_number () == 0) {
scale_width = 0;
} else {
scale_width = atoi (scale_combo.get_active_text ());
}
if (!aspect_checkbox.get_active ()) {
scale_height = 0;
} else {
scale_height = (int)floor (height_spinner.get_value ());
}
if (bitrate_checkbox.get_active ()) {
bitrate = (int)floor (bitrate_spinner.get_value ());
} else {
bitrate = 0;
}
transcoder->Progress.connect (*this, invalidator (*this), boost::bind (&TranscodeVideoDialog::update_progress, this, _1, _2), gui_context ());
transcoder->Finished.connect (*this, invalidator (*this), boost::bind (&TranscodeVideoDialog::finished, this, _1), gui_context ());
if (!transcoder->transcode (outfn, scale_width, scale_height, bitrate)) {
ARDOUR_UI::instance ()->popup_error (_("Transcoding Failed."));
Gtk::Dialog::response (RESPONSE_CANCEL);
return;
}
}
void
TranscodeVideoDialog::video_combo_changed ()
{
const int i = video_combo.get_active_row_number ();
if (i != 1) {
scale_combo.set_sensitive (false);
aspect_checkbox.set_sensitive (false);
height_spinner.set_sensitive (false);
bitrate_checkbox.set_sensitive (false);
bitrate_spinner.set_sensitive (false);
} else {
scale_combo.set_sensitive (true);
aspect_checkbox.set_sensitive (true);
height_spinner.set_sensitive (true);
bitrate_checkbox.set_sensitive (true);
bitrate_spinner.set_sensitive (true);
}
if (i == 2 && audio_combo.get_active_row_number () == 0) {
audio_combo.set_active (1);
} else {
//update LTC option sensitivity
audio_combo_changed ();
}
}
void
TranscodeVideoDialog::audio_combo_changed ()
{
if (video_combo.get_active_row_number () == 2 && audio_combo.get_active_row_number () == 0) {
audio_combo.set_active (1);
ltc_detect.set_sensitive (false);
ltc_detect.set_active (false);
}
if (video_combo.get_active_row_number () != 2 && audio_combo.get_active_row_number () > 0) {
ltc_detect.set_sensitive (true);
} else {
ltc_detect.set_sensitive (false);
ltc_detect.set_active (false);
}
}
void
TranscodeVideoDialog::scale_combo_changed ()
{
if (!aspect_checkbox.get_active ()) {
int h;
if (scale_combo.get_active_row_number () == 0) {
h = transcoder->get_height ();
} else {
h = floor (atof (scale_combo.get_active_text ()) / m_aspect);
}
height_spinner.set_value (h);
}
update_bitrate ();
}
void
TranscodeVideoDialog::aspect_checkbox_toggled ()
{
height_spinner.set_sensitive (aspect_checkbox.get_active ());
scale_combo_changed ();
}
void
TranscodeVideoDialog::bitrate_checkbox_toggled ()
{
bitrate_spinner.set_sensitive (bitrate_checkbox.get_active ());
if (!bitrate_checkbox.get_active ()) {
update_bitrate ();
}
}
void
TranscodeVideoDialog::update_bitrate ()
{
double br = .7; /* avg quality - bits per pixel */
if (bitrate_checkbox.get_active () || !transcoder->probe_ok ()) {
return;
}
br *= transcoder->get_fps ();
br *= height_spinner.get_value ();
if (scale_combo.get_active_row_number () == 0) {
br *= transcoder->get_width ();
} else {
br *= atof (scale_combo.get_active_text ());
}
if (br != 0) {
bitrate_spinner.set_value (floor (br / 10000.0) * 10);
}
}
void
TranscodeVideoDialog::open_browse_dialog ()
{
Gtk::FileChooserDialog dialog (_("Save Transcoded Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
dialog.set_filename (path_entry.get_text ());
Gtkmm2ext::add_volume_shortcuts (dialog);
dialog.add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
dialog.add_button (Gtk::Stock::OK, Gtk::RESPONSE_OK);
int result = dialog.run ();
if (result == Gtk::RESPONSE_OK) {
std::string filename = dialog.get_filename ();
if (filename.length ()) {
path_entry.set_text (filename);
}
}
}
enum VtlTranscodeOption
TranscodeVideoDialog::import_option ()
{
int i = video_combo.get_active_row_number ();
return static_cast<VtlTranscodeOption> (i);
}