227 lines
10 KiB
C++
227 lines
10 KiB
C++
/**************************************************************************/
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/* movie_writer.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "movie_writer.h"
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#include "core/config/project_settings.h"
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#include "core/io/dir_access.h"
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#include "core/os/time.h"
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#include "servers/display_server.h"
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#include "servers/rendering_server.h"
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MovieWriter *MovieWriter::writers[MovieWriter::MAX_WRITERS];
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uint32_t MovieWriter::writer_count = 0;
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void MovieWriter::add_writer(MovieWriter *p_writer) {
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ERR_FAIL_COND(writer_count == MAX_WRITERS);
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writers[writer_count++] = p_writer;
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}
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MovieWriter *MovieWriter::find_writer_for_file(const String &p_file) {
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for (int32_t i = writer_count - 1; i >= 0; i--) { // More recent last, to have override ability.
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if (writers[i]->handles_file(p_file)) {
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return writers[i];
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}
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}
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return nullptr;
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}
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uint32_t MovieWriter::get_audio_mix_rate() const {
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uint32_t ret = 48000;
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GDVIRTUAL_REQUIRED_CALL(_get_audio_mix_rate, ret);
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return ret;
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}
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AudioServer::SpeakerMode MovieWriter::get_audio_speaker_mode() const {
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AudioServer::SpeakerMode ret = AudioServer::SPEAKER_MODE_STEREO;
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GDVIRTUAL_REQUIRED_CALL(_get_audio_speaker_mode, ret);
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return ret;
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}
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Error MovieWriter::write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) {
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Error ret = ERR_UNCONFIGURED;
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GDVIRTUAL_REQUIRED_CALL(_write_begin, p_movie_size, p_fps, p_base_path, ret);
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return ret;
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}
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Error MovieWriter::write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) {
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Error ret = ERR_UNCONFIGURED;
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GDVIRTUAL_REQUIRED_CALL(_write_frame, p_image, p_audio_data, ret);
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return ret;
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}
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void MovieWriter::write_end() {
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GDVIRTUAL_REQUIRED_CALL(_write_end);
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}
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bool MovieWriter::handles_file(const String &p_path) const {
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bool ret = false;
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GDVIRTUAL_REQUIRED_CALL(_handles_file, p_path, ret);
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return ret;
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}
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void MovieWriter::get_supported_extensions(List<String> *r_extensions) const {
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Vector<String> exts;
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GDVIRTUAL_REQUIRED_CALL(_get_supported_extensions, exts);
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for (int i = 0; i < exts.size(); i++) {
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r_extensions->push_back(exts[i]);
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}
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}
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void MovieWriter::begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) {
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project_name = GLOBAL_GET("application/config/name");
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print_line(vformat("Movie Maker mode enabled, recording movie at %d FPS...", p_fps));
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// Check for available disk space and warn the user if needed.
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Ref<DirAccess> dir = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
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String path = p_base_path.get_basename();
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if (path.is_relative_path()) {
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path = "res://" + path;
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}
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dir->open(path);
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if (dir->get_space_left() < 10 * Math::pow(1024.0, 3.0)) {
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// Less than 10 GiB available.
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WARN_PRINT(vformat("Current available space on disk is low (%s). MovieWriter will fail during movie recording if the disk runs out of available space.", String::humanize_size(dir->get_space_left())));
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}
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cpu_time = 0.0f;
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gpu_time = 0.0f;
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mix_rate = get_audio_mix_rate();
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AudioDriverDummy::get_dummy_singleton()->set_mix_rate(mix_rate);
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AudioDriverDummy::get_dummy_singleton()->set_speaker_mode(AudioDriver::SpeakerMode(get_audio_speaker_mode()));
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fps = p_fps;
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if ((mix_rate % fps) != 0) {
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WARN_PRINT("MovieWriter's audio mix rate (" + itos(mix_rate) + ") can not be divided by the recording FPS (" + itos(fps) + "). Audio may go out of sync over time.");
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}
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audio_channels = AudioDriverDummy::get_dummy_singleton()->get_channels();
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audio_mix_buffer.resize(mix_rate * audio_channels / fps);
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write_begin(p_movie_size, p_fps, p_base_path);
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}
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void MovieWriter::_bind_methods() {
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ClassDB::bind_static_method("MovieWriter", D_METHOD("add_writer", "writer"), &MovieWriter::add_writer);
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GDVIRTUAL_BIND(_get_audio_mix_rate)
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GDVIRTUAL_BIND(_get_audio_speaker_mode)
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GDVIRTUAL_BIND(_handles_file, "path")
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GDVIRTUAL_BIND(_write_begin, "movie_size", "fps", "base_path")
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GDVIRTUAL_BIND(_write_frame, "frame_image", "audio_frame_block")
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GDVIRTUAL_BIND(_write_end)
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GLOBAL_DEF(PropertyInfo(Variant::INT, "editor/movie_writer/mix_rate", PROPERTY_HINT_RANGE, "8000,192000,1,suffix:Hz"), 48000);
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GLOBAL_DEF(PropertyInfo(Variant::INT, "editor/movie_writer/speaker_mode", PROPERTY_HINT_ENUM, "Stereo,3.1,5.1,7.1"), 0);
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GLOBAL_DEF(PropertyInfo(Variant::FLOAT, "editor/movie_writer/mjpeg_quality", PROPERTY_HINT_RANGE, "0.01,1.0,0.01"), 0.75);
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// Used by the editor.
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GLOBAL_DEF_BASIC("editor/movie_writer/movie_file", "");
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GLOBAL_DEF_BASIC("editor/movie_writer/disable_vsync", false);
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GLOBAL_DEF_BASIC(PropertyInfo(Variant::INT, "editor/movie_writer/fps", PROPERTY_HINT_RANGE, "1,300,1,suffix:FPS"), 60);
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}
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void MovieWriter::set_extensions_hint() {
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RBSet<String> found;
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for (uint32_t i = 0; i < writer_count; i++) {
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List<String> extensions;
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writers[i]->get_supported_extensions(&extensions);
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for (const String &ext : extensions) {
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found.insert(ext);
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}
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}
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String ext_hint;
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for (const String &S : found) {
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if (ext_hint != "") {
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ext_hint += ",";
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}
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ext_hint += "*." + S;
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}
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ProjectSettings::get_singleton()->set_custom_property_info(PropertyInfo(Variant::STRING, "editor/movie_writer/movie_file", PROPERTY_HINT_GLOBAL_SAVE_FILE, ext_hint));
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}
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void MovieWriter::add_frame() {
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const int movie_time_seconds = Engine::get_singleton()->get_frames_drawn() / fps;
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const String movie_time = vformat("%s:%s:%s",
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String::num(movie_time_seconds / 3600).pad_zeros(2),
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String::num((movie_time_seconds % 3600) / 60).pad_zeros(2),
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String::num(movie_time_seconds % 60).pad_zeros(2));
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#ifdef DEBUG_ENABLED
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DisplayServer::get_singleton()->window_set_title(vformat("MovieWriter: Frame %d (time: %s) - %s (DEBUG)", Engine::get_singleton()->get_frames_drawn(), movie_time, project_name));
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#else
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DisplayServer::get_singleton()->window_set_title(vformat("MovieWriter: Frame %d (time: %s) - %s", Engine::get_singleton()->get_frames_drawn(), movie_time, project_name));
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#endif
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RID main_vp_rid = RenderingServer::get_singleton()->viewport_find_from_screen_attachment(DisplayServer::MAIN_WINDOW_ID);
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RID main_vp_texture = RenderingServer::get_singleton()->viewport_get_texture(main_vp_rid);
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Ref<Image> vp_tex = RenderingServer::get_singleton()->texture_2d_get(main_vp_texture);
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RenderingServer::get_singleton()->viewport_set_measure_render_time(main_vp_rid, true);
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cpu_time += RenderingServer::get_singleton()->viewport_get_measured_render_time_cpu(main_vp_rid);
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cpu_time += RenderingServer::get_singleton()->get_frame_setup_time_cpu();
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gpu_time += RenderingServer::get_singleton()->viewport_get_measured_render_time_gpu(main_vp_rid);
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AudioDriverDummy::get_dummy_singleton()->mix_audio(mix_rate / fps, audio_mix_buffer.ptr());
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write_frame(vp_tex, audio_mix_buffer.ptr());
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}
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void MovieWriter::end() {
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write_end();
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// Print a report with various statistics.
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print_line("----------------");
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String movie_path = Engine::get_singleton()->get_write_movie_path();
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if (movie_path.is_relative_path()) {
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// Print absolute path to make finding the file easier,
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// and to make it clickable in terminal emulators that support this.
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movie_path = ProjectSettings::get_singleton()->globalize_path("res://").path_join(movie_path);
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}
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print_line(vformat("Done recording movie at path: %s", movie_path));
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const int movie_time_seconds = Engine::get_singleton()->get_frames_drawn() / fps;
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const String movie_time = vformat("%s:%s:%s",
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String::num(movie_time_seconds / 3600).pad_zeros(2),
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String::num((movie_time_seconds % 3600) / 60).pad_zeros(2),
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String::num(movie_time_seconds % 60).pad_zeros(2));
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const int real_time_seconds = Time::get_singleton()->get_ticks_msec() / 1000;
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const String real_time = vformat("%s:%s:%s",
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String::num(real_time_seconds / 3600).pad_zeros(2),
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String::num((real_time_seconds % 3600) / 60).pad_zeros(2),
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String::num(real_time_seconds % 60).pad_zeros(2));
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print_line(vformat("%d frames at %d FPS (movie length: %s), recorded in %s (%d%% of real-time speed).", Engine::get_singleton()->get_frames_drawn(), fps, movie_time, real_time, (float(movie_time_seconds) / real_time_seconds) * 100));
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print_line(vformat("CPU time: %.2f seconds (average: %.2f ms/frame)", cpu_time / 1000, cpu_time / Engine::get_singleton()->get_frames_drawn()));
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print_line(vformat("GPU time: %.2f seconds (average: %.2f ms/frame)", gpu_time / 1000, gpu_time / Engine::get_singleton()->get_frames_drawn()));
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print_line("----------------");
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}
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