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-rw-r--r--servers/movie_writer/SCsub5
-rw-r--r--servers/movie_writer/movie_writer.cpp306
-rw-r--r--servers/movie_writer/movie_writer.h123
-rw-r--r--servers/movie_writer/movie_writer_mjpeg.cpp263
-rw-r--r--servers/movie_writer/movie_writer_mjpeg.h73
5 files changed, 770 insertions, 0 deletions
diff --git a/servers/movie_writer/SCsub b/servers/movie_writer/SCsub
new file mode 100644
index 0000000000..86681f9c74
--- /dev/null
+++ b/servers/movie_writer/SCsub
@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+
+Import("env")
+
+env.add_source_files(env.servers_sources, "*.cpp")
diff --git a/servers/movie_writer/movie_writer.cpp b/servers/movie_writer/movie_writer.cpp
new file mode 100644
index 0000000000..ac60dc3b9a
--- /dev/null
+++ b/servers/movie_writer/movie_writer.cpp
@@ -0,0 +1,306 @@
+/*************************************************************************/
+/* movie_writer.cpp */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#include "movie_writer.h"
+#include "core/config/project_settings.h"
+#include "core/io/dir_access.h"
+
+MovieWriter *MovieWriter::writers[MovieWriter::MAX_WRITERS];
+uint32_t MovieWriter::writer_count = 0;
+
+void MovieWriter::add_writer(MovieWriter *p_writer) {
+ ERR_FAIL_COND(writer_count == MAX_WRITERS);
+ writers[writer_count++] = p_writer;
+}
+
+MovieWriter *MovieWriter::find_writer_for_file(const String &p_file) {
+ for (int32_t i = writer_count - 1; i >= 0; i--) { // More recent last, to have override ability.
+ if (writers[i]->handles_file(p_file)) {
+ return writers[i];
+ }
+ }
+ return nullptr;
+}
+
+uint32_t MovieWriter::get_audio_mix_rate() const {
+ uint32_t ret = 0;
+ if (GDVIRTUAL_REQUIRED_CALL(_get_audio_mix_rate, ret)) {
+ return ret;
+ }
+ return 48000;
+}
+AudioServer::SpeakerMode MovieWriter::get_audio_speaker_mode() const {
+ AudioServer::SpeakerMode ret = AudioServer::SPEAKER_MODE_STEREO;
+ if (GDVIRTUAL_REQUIRED_CALL(_get_audio_speaker_mode, ret)) {
+ return ret;
+ }
+ return AudioServer::SPEAKER_MODE_STEREO;
+}
+
+Error MovieWriter::write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) {
+ Error ret = OK;
+ if (GDVIRTUAL_REQUIRED_CALL(_write_begin, p_movie_size, p_fps, p_base_path, ret)) {
+ return ret;
+ }
+ return ERR_UNCONFIGURED;
+}
+
+Error MovieWriter::write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) {
+ Error ret = OK;
+ if (GDVIRTUAL_REQUIRED_CALL(_write_frame, p_image, p_audio_data, ret)) {
+ return ret;
+ }
+ return ERR_UNCONFIGURED;
+}
+
+void MovieWriter::write_end() {
+ GDVIRTUAL_REQUIRED_CALL(_write_end);
+}
+
+bool MovieWriter::handles_file(const String &p_path) const {
+ bool ret = false;
+ if (GDVIRTUAL_REQUIRED_CALL(_handles_file, p_path, ret)) {
+ return ret;
+ }
+ return false;
+}
+
+void MovieWriter::get_supported_extensions(List<String> *r_extensions) const {
+ Vector<String> exts;
+ if (GDVIRTUAL_REQUIRED_CALL(_get_supported_extensions, exts)) {
+ for (int i = 0; i < exts.size(); i++) {
+ r_extensions->push_back(exts[i]);
+ }
+ }
+}
+
+void MovieWriter::begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) {
+ mix_rate = get_audio_mix_rate();
+ AudioDriverDummy::get_dummy_singleton()->set_mix_rate(mix_rate);
+ AudioDriverDummy::get_dummy_singleton()->set_speaker_mode(AudioDriver::SpeakerMode(get_audio_speaker_mode()));
+ fps = p_fps;
+ if ((mix_rate % fps) != 0) {
+ WARN_PRINT("Audio mix rate (" + itos(mix_rate) + ") can not be divided by fps (" + itos(fps) + "). Audio may go out of sync over time.");
+ }
+
+ audio_channels = AudioDriverDummy::get_dummy_singleton()->get_channels();
+ audio_mix_buffer.resize(mix_rate * audio_channels / fps);
+
+ write_begin(p_movie_size, p_fps, p_base_path);
+}
+
+void MovieWriter::_bind_methods() {
+ ClassDB::bind_static_method("MovieWriter", D_METHOD("add_writer", "writer"), &MovieWriter::add_writer);
+
+ GDVIRTUAL_BIND(_get_audio_mix_rate)
+ GDVIRTUAL_BIND(_get_audio_speaker_mode)
+
+ GDVIRTUAL_BIND(_handles_file, "path")
+
+ GDVIRTUAL_BIND(_write_begin, "movie_size", "fps", "base_path")
+ GDVIRTUAL_BIND(_write_frame, "frame_image", "audio_frame_block")
+ GDVIRTUAL_BIND(_write_end)
+
+ GLOBAL_DEF("editor/movie_writer/mix_rate_hz", 48000);
+ GLOBAL_DEF("editor/movie_writer/speaker_mode", 0);
+ ProjectSettings::get_singleton()->set_custom_property_info("editor/movie_writer/speaker_mode", PropertyInfo(Variant::INT, "editor/movie_writer/speaker_mode", PROPERTY_HINT_ENUM, "Stereo,3.1,5.1,7.1"));
+ GLOBAL_DEF("editor/movie_writer/mjpeg_quality", 0.75);
+ // used by the editor
+ GLOBAL_DEF_BASIC("editor/movie_writer/movie_file", "");
+ GLOBAL_DEF_BASIC("editor/movie_writer/disable_vsync", false);
+ GLOBAL_DEF_BASIC("editor/movie_writer/fps", 60);
+ ProjectSettings::get_singleton()->set_custom_property_info("editor/movie_writer/fps", PropertyInfo(Variant::INT, "editor/movie_writer/fps", PROPERTY_HINT_RANGE, "1,300,1"));
+}
+
+void MovieWriter::set_extensions_hint() {
+ RBSet<String> found;
+ for (uint32_t i = 0; i < writer_count; i++) {
+ List<String> extensions;
+ writers[i]->get_supported_extensions(&extensions);
+ for (const String &ext : extensions) {
+ found.insert(ext);
+ }
+ }
+
+ String ext_hint;
+
+ for (const String &S : found) {
+ if (ext_hint != "") {
+ ext_hint += ",";
+ }
+ ext_hint += "*." + S;
+ }
+ ProjectSettings::get_singleton()->set_custom_property_info("editor/movie_writer/movie_file", PropertyInfo(Variant::STRING, "editor/movie_writer/movie_file", PROPERTY_HINT_GLOBAL_SAVE_FILE, ext_hint));
+}
+
+void MovieWriter::add_frame(const Ref<Image> &p_image) {
+ AudioDriverDummy::get_dummy_singleton()->mix_audio(mix_rate / fps, audio_mix_buffer.ptr());
+ write_frame(p_image, audio_mix_buffer.ptr());
+}
+
+void MovieWriter::end() {
+ write_end();
+}
+/////////////////////////////////////////
+
+uint32_t MovieWriterPNGWAV::get_audio_mix_rate() const {
+ return mix_rate;
+}
+AudioServer::SpeakerMode MovieWriterPNGWAV::get_audio_speaker_mode() const {
+ return speaker_mode;
+}
+
+void MovieWriterPNGWAV::get_supported_extensions(List<String> *r_extensions) const {
+ r_extensions->push_back("png");
+}
+
+bool MovieWriterPNGWAV::handles_file(const String &p_path) const {
+ return p_path.get_extension().to_lower() == "png";
+}
+
+String MovieWriterPNGWAV::zeros_str(uint32_t p_index) {
+ char zeros[MAX_TRAILING_ZEROS + 1];
+ for (uint32_t i = 0; i < MAX_TRAILING_ZEROS; i++) {
+ uint32_t idx = MAX_TRAILING_ZEROS - i - 1;
+ uint32_t digit = (p_index / uint32_t(Math::pow(double(10), double(idx)))) % 10;
+ zeros[i] = '0' + digit;
+ }
+ zeros[MAX_TRAILING_ZEROS] = 0;
+ return zeros;
+}
+
+Error MovieWriterPNGWAV::write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) {
+ // Quick & Dirty PNGWAV Code based on - https://docs.microsoft.com/en-us/windows/win32/directshow/avi-riff-file-reference
+
+ base_path = p_base_path.get_basename();
+ if (base_path.is_relative_path()) {
+ base_path = "res://" + base_path;
+ }
+
+ {
+ //Remove existing files before writing anew
+ uint32_t idx = 0;
+ Ref<DirAccess> d = DirAccess::open(base_path.get_base_dir());
+ String file = base_path.get_file();
+ while (true) {
+ String path = file + zeros_str(idx) + ".png";
+ if (d->remove(path) != OK) {
+ break;
+ }
+ }
+ }
+
+ f_wav = FileAccess::open(base_path + ".wav", FileAccess::WRITE_READ);
+ ERR_FAIL_COND_V(f_wav.is_null(), ERR_CANT_OPEN);
+
+ fps = p_fps;
+
+ f_wav->store_buffer((const uint8_t *)"RIFF", 4);
+ int total_size = 4 /* WAVE */ + 8 /* fmt+size */ + 16 /* format */ + 8 /* data+size */;
+ f_wav->store_32(total_size); //will store final later
+ f_wav->store_buffer((const uint8_t *)"WAVE", 4);
+
+ /* FORMAT CHUNK */
+
+ f_wav->store_buffer((const uint8_t *)"fmt ", 4);
+
+ uint32_t channels = 2;
+ switch (speaker_mode) {
+ case AudioServer::SPEAKER_MODE_STEREO:
+ channels = 2;
+ break;
+ case AudioServer::SPEAKER_SURROUND_31:
+ channels = 4;
+ break;
+ case AudioServer::SPEAKER_SURROUND_51:
+ channels = 6;
+ break;
+ case AudioServer::SPEAKER_SURROUND_71:
+ channels = 8;
+ break;
+ }
+
+ f_wav->store_32(16); //standard format, no extra fields
+ f_wav->store_16(1); // compression code, standard PCM
+ f_wav->store_16(channels); //CHANNELS: 2
+
+ f_wav->store_32(mix_rate);
+
+ /* useless stuff the format asks for */
+
+ int bits_per_sample = 32;
+ int blockalign = bits_per_sample / 8 * channels;
+ int bytes_per_sec = mix_rate * blockalign;
+
+ audio_block_size = (mix_rate / fps) * blockalign;
+
+ f_wav->store_32(bytes_per_sec);
+ f_wav->store_16(blockalign); // block align (unused)
+ f_wav->store_16(bits_per_sample);
+
+ /* DATA CHUNK */
+
+ f_wav->store_buffer((const uint8_t *)"data", 4);
+
+ f_wav->store_32(0); //data size... wooh
+ wav_data_size_pos = f_wav->get_position();
+
+ return OK;
+}
+
+Error MovieWriterPNGWAV::write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) {
+ ERR_FAIL_COND_V(!f_wav.is_valid(), ERR_UNCONFIGURED);
+
+ Vector<uint8_t> png_buffer = p_image->save_png_to_buffer();
+
+ Ref<FileAccess> fi = FileAccess::open(base_path + zeros_str(frame_count) + ".png", FileAccess::WRITE);
+ fi->store_buffer(png_buffer.ptr(), png_buffer.size());
+ f_wav->store_buffer((const uint8_t *)p_audio_data, audio_block_size);
+
+ frame_count++;
+
+ return OK;
+}
+
+void MovieWriterPNGWAV::write_end() {
+ if (f_wav.is_valid()) {
+ uint32_t total_size = 4 /* WAVE */ + 8 /* fmt+size */ + 16 /* format */ + 8 /* data+size */;
+ uint32_t datasize = f_wav->get_position() - wav_data_size_pos;
+ f_wav->seek(4);
+ f_wav->store_32(total_size + datasize);
+ f_wav->seek(0x28);
+ f_wav->store_32(datasize);
+ }
+}
+
+MovieWriterPNGWAV::MovieWriterPNGWAV() {
+ mix_rate = GLOBAL_GET("editor/movie_writer/mix_rate_hz");
+ speaker_mode = AudioServer::SpeakerMode(int(GLOBAL_GET("editor/movie_writer/speaker_mode")));
+}
diff --git a/servers/movie_writer/movie_writer.h b/servers/movie_writer/movie_writer.h
new file mode 100644
index 0000000000..11e739df39
--- /dev/null
+++ b/servers/movie_writer/movie_writer.h
@@ -0,0 +1,123 @@
+/*************************************************************************/
+/* movie_writer.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#ifndef MOVIE_WRITER_H
+#define MOVIE_WRITER_H
+
+#include "core/templates/local_vector.h"
+#include "servers/audio/audio_driver_dummy.h"
+#include "servers/audio_server.h"
+
+class MovieWriter : public Object {
+ GDCLASS(MovieWriter, Object);
+
+ uint64_t fps = 0;
+ uint64_t mix_rate = 0;
+ uint32_t audio_channels = 0;
+
+ LocalVector<int32_t> audio_mix_buffer;
+
+ enum {
+ MAX_WRITERS = 8
+ };
+ static MovieWriter *writers[];
+ static uint32_t writer_count;
+
+protected:
+ virtual uint32_t get_audio_mix_rate() const;
+ virtual AudioServer::SpeakerMode get_audio_speaker_mode() const;
+
+ virtual Error write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path);
+ virtual Error write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data);
+ virtual void write_end();
+
+ GDVIRTUAL0RC(uint32_t, _get_audio_mix_rate)
+ GDVIRTUAL0RC(AudioServer::SpeakerMode, _get_audio_speaker_mode)
+
+ GDVIRTUAL1RC(bool, _handles_file, const String &)
+ GDVIRTUAL0RC(Vector<String>, _get_supported_extensions)
+
+ GDVIRTUAL3R(Error, _write_begin, const Size2i &, uint32_t, const String &)
+ GDVIRTUAL2R(Error, _write_frame, const Ref<Image> &, GDNativeConstPtr<int32_t>)
+ GDVIRTUAL0(_write_end)
+
+ static void _bind_methods();
+
+public:
+ virtual bool handles_file(const String &p_path) const;
+ virtual void get_supported_extensions(List<String> *r_extensions) const;
+
+ static void add_writer(MovieWriter *p_writer);
+ static MovieWriter *find_writer_for_file(const String &p_file);
+
+ void begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path);
+ void add_frame(const Ref<Image> &p_image);
+
+ static void set_extensions_hint();
+
+ void end();
+};
+
+class MovieWriterPNGWAV : public MovieWriter {
+ GDCLASS(MovieWriterPNGWAV, MovieWriter)
+
+ enum {
+ MAX_TRAILING_ZEROS = 8 // more than 10 days at 60fps, no hard drive can put up with this anyway :)
+ };
+
+ uint32_t mix_rate = 48000;
+ AudioServer::SpeakerMode speaker_mode = AudioServer::SPEAKER_MODE_STEREO;
+ String base_path;
+ uint32_t frame_count = 0;
+ uint32_t fps = 0;
+
+ uint32_t audio_block_size = 0;
+
+ Ref<FileAccess> f_wav;
+ uint32_t wav_data_size_pos = 0;
+
+ String zeros_str(uint32_t p_index);
+
+protected:
+ virtual uint32_t get_audio_mix_rate() const override;
+ virtual AudioServer::SpeakerMode get_audio_speaker_mode() const override;
+ virtual void get_supported_extensions(List<String> *r_extensions) const override;
+
+ virtual Error write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) override;
+ virtual Error write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) override;
+ virtual void write_end() override;
+
+ virtual bool handles_file(const String &p_path) const override;
+
+public:
+ MovieWriterPNGWAV();
+};
+
+#endif // VIDEO_WRITER_H
diff --git a/servers/movie_writer/movie_writer_mjpeg.cpp b/servers/movie_writer/movie_writer_mjpeg.cpp
new file mode 100644
index 0000000000..b0c65e768d
--- /dev/null
+++ b/servers/movie_writer/movie_writer_mjpeg.cpp
@@ -0,0 +1,263 @@
+/*************************************************************************/
+/* movie_writer_mjpeg.cpp */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#include "movie_writer_mjpeg.h"
+#include "core/config/project_settings.h"
+
+uint32_t MovieWriterMJPEG::get_audio_mix_rate() const {
+ return mix_rate;
+}
+AudioServer::SpeakerMode MovieWriterMJPEG::get_audio_speaker_mode() const {
+ return speaker_mode;
+}
+
+bool MovieWriterMJPEG::handles_file(const String &p_path) const {
+ return p_path.get_extension().to_lower() == "avi";
+}
+
+void MovieWriterMJPEG::get_supported_extensions(List<String> *r_extensions) const {
+ r_extensions->push_back("avi");
+}
+
+Error MovieWriterMJPEG::write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) {
+ // Quick & Dirty MJPEG Code based on - https://docs.microsoft.com/en-us/windows/win32/directshow/avi-riff-file-reference
+
+ base_path = p_base_path.get_basename();
+ if (base_path.is_relative_path()) {
+ base_path = "res://" + base_path;
+ }
+
+ base_path += ".avi";
+
+ f = FileAccess::open(base_path, FileAccess::WRITE_READ);
+
+ fps = p_fps;
+
+ ERR_FAIL_COND_V(f.is_null(), ERR_CANT_OPEN);
+
+ f->store_buffer((const uint8_t *)"RIFF", 4);
+ f->store_32(0); // Total length (update later)
+ f->store_buffer((const uint8_t *)"AVI ", 4);
+ f->store_buffer((const uint8_t *)"LIST", 4);
+ f->store_32(300); // 4 + 4 + 4 + 56 + 4 + 4 + 132 + 4 + 4 + 84
+ f->store_buffer((const uint8_t *)"hdrl", 4);
+ f->store_buffer((const uint8_t *)"avih", 4);
+ f->store_32(56);
+
+ f->store_32(1000000 / p_fps); // Microsecs per frame.
+ f->store_32(7000); // Max bytes per second
+ f->store_32(0); // Padding Granularity
+ f->store_32(16);
+ total_frames_ofs = f->get_position();
+ f->store_32(0); // Total frames (update later)
+ f->store_32(0); // Initial frames
+ f->store_32(1); // Streams
+ f->store_32(0); // Suggested buffer size
+ f->store_32(p_movie_size.width); // Movie Width
+ f->store_32(p_movie_size.height); // Movie Height
+ for (uint32_t i = 0; i < 4; i++) {
+ f->store_32(0); // Reserved.
+ }
+ f->store_buffer((const uint8_t *)"LIST", 4);
+ f->store_32(132); // 4 + 4 + 4 + 48 + 4 + 4 + 40 + 4 + 4 + 16
+ f->store_buffer((const uint8_t *)"strl", 4);
+ f->store_buffer((const uint8_t *)"strh", 4);
+ f->store_32(48);
+ f->store_buffer((const uint8_t *)"vids", 4);
+ f->store_buffer((const uint8_t *)"MJPG", 4);
+ f->store_32(0); // Flags
+ f->store_16(0); // Priority
+ f->store_16(0); // Language
+ f->store_32(0); // Initial Frames
+ f->store_32(1); // Scale
+ f->store_32(p_fps); // FPS
+ f->store_32(0); // Start
+ total_frames_ofs2 = f->get_position();
+ f->store_32(0); // Number of frames (to be updated later)
+ f->store_32(0); // Suggested Buffer Size
+ f->store_32(0); // Quality
+ f->store_32(0); // Sample Size
+
+ f->store_buffer((const uint8_t *)"strf", 4);
+ f->store_32(40); // Size.
+ f->store_32(40); // Size.
+
+ f->store_32(p_movie_size.width); // Width
+ f->store_32(p_movie_size.height); // Width
+ f->store_16(1); // Planes
+ f->store_16(24); // Bitcount
+ f->store_buffer((const uint8_t *)"MJPG", 4); // Compression
+
+ f->store_32(((p_movie_size.width * 24 / 8 + 3) & 0xFFFFFFFC) * p_movie_size.height); // SizeImage
+ f->store_32(0); // XPelsXMeter
+ f->store_32(0); // YPelsXMeter
+ f->store_32(0); // ClrUsed
+ f->store_32(0); // ClrImportant
+
+ f->store_buffer((const uint8_t *)"LIST", 4);
+ f->store_32(16);
+
+ f->store_buffer((const uint8_t *)"odml", 4);
+ f->store_buffer((const uint8_t *)"dmlh", 4);
+ f->store_32(4); // sizes
+
+ total_frames_ofs3 = f->get_position();
+ f->store_32(0); // Number of frames (to be updated later)
+
+ // Audio //
+
+ const uint32_t bit_depth = 32;
+ uint32_t channels = 2;
+ switch (speaker_mode) {
+ case AudioServer::SPEAKER_MODE_STEREO:
+ channels = 2;
+ break;
+ case AudioServer::SPEAKER_SURROUND_31:
+ channels = 4;
+ break;
+ case AudioServer::SPEAKER_SURROUND_51:
+ channels = 6;
+ break;
+ case AudioServer::SPEAKER_SURROUND_71:
+ channels = 8;
+ break;
+ }
+ uint32_t blockalign = bit_depth / 8 * channels;
+
+ f->store_buffer((const uint8_t *)"LIST", 4);
+ f->store_32(84); // 4 + 4 + 4 + 48 + 4 + 4 + 16
+ f->store_buffer((const uint8_t *)"strl", 4);
+ f->store_buffer((const uint8_t *)"strh", 4);
+ f->store_32(48);
+ f->store_buffer((const uint8_t *)"auds", 4);
+ f->store_32(0); // Handler
+ f->store_32(0); // Flags
+ f->store_16(0); // Priority
+ f->store_16(0); // Language
+ f->store_32(0); // Initial Frames
+ f->store_32(blockalign); // Scale
+ f->store_32(mix_rate * blockalign); // mix rate
+ f->store_32(0); // Start
+ total_audio_frames_ofs4 = f->get_position();
+ f->store_32(0); // Number of frames (to be updated later)
+ f->store_32(12288); // Suggested Buffer Size
+ f->store_32(0xFFFFFFFF); // Quality
+ f->store_32(blockalign); // Block Align to 32 bits
+
+ audio_block_size = (mix_rate / fps) * blockalign;
+
+ f->store_buffer((const uint8_t *)"strf", 4);
+ f->store_32(16); // Standard format, no extra fields
+ f->store_16(1); // Compression code, standard PCM
+ f->store_16(channels);
+ f->store_32(mix_rate); // Samples (frames) / Sec
+ f->store_32(mix_rate * blockalign); // Bytes / sec
+ f->store_16(blockalign); // Bytes / sec
+ f->store_16(bit_depth); // Bytes / sec
+
+ f->store_buffer((const uint8_t *)"LIST", 4);
+ movi_data_ofs = f->get_position();
+ f->store_32(0); // Number of frames (to be updated later)
+ f->store_buffer((const uint8_t *)"movi", 4);
+
+ return OK;
+}
+
+Error MovieWriterMJPEG::write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) {
+ ERR_FAIL_COND_V(!f.is_valid(), ERR_UNCONFIGURED);
+
+ Vector<uint8_t> jpg_buffer = p_image->save_jpg_to_buffer(quality);
+ uint32_t s = jpg_buffer.size();
+
+ f->store_buffer((const uint8_t *)"00db", 4); // Stream 0, Video
+ f->store_32(jpg_buffer.size()); // sizes
+ f->store_buffer(jpg_buffer.ptr(), jpg_buffer.size());
+ if (jpg_buffer.size() & 1) {
+ f->store_8(0);
+ s++;
+ }
+ jpg_frame_sizes.push_back(s);
+
+ f->store_buffer((const uint8_t *)"01wb", 4); // Stream 1, Audio.
+ f->store_32(audio_block_size);
+ f->store_buffer((const uint8_t *)p_audio_data, audio_block_size);
+
+ frame_count++;
+
+ return OK;
+}
+
+void MovieWriterMJPEG::write_end() {
+ if (f.is_valid()) {
+ // Finalize the file (frame indices)
+ f->store_buffer((const uint8_t *)"idx1", 4);
+ f->store_32(8 * 4 * frame_count);
+ uint32_t ofs = 4;
+ uint32_t all_data_size = 0;
+ for (uint32_t i = 0; i < frame_count; i++) {
+ f->store_buffer((const uint8_t *)"00db", 4);
+ f->store_32(16); // AVI_KEYFRAME
+ f->store_32(ofs);
+ f->store_32(jpg_frame_sizes[i]);
+
+ ofs += jpg_frame_sizes[i] + 8;
+
+ f->store_buffer((const uint8_t *)"01wb", 4);
+ f->store_32(16); // AVI_KEYFRAME
+ f->store_32(ofs);
+ f->store_32(audio_block_size);
+
+ ofs += audio_block_size + 8;
+ all_data_size += jpg_frame_sizes[i] + audio_block_size;
+ }
+
+ uint32_t file_size = f->get_position();
+ f->seek(4);
+ f->store_32(file_size - 78);
+ f->seek(total_frames_ofs);
+ f->store_32(frame_count);
+ f->seek(total_frames_ofs2);
+ f->store_32(frame_count);
+ f->seek(total_frames_ofs3);
+ f->store_32(frame_count);
+ f->seek(total_audio_frames_ofs4);
+ f->store_32(frame_count * mix_rate / fps);
+ f->seek(movi_data_ofs);
+ f->store_32(all_data_size + 4 + 16 * frame_count);
+
+ f.unref();
+ }
+}
+
+MovieWriterMJPEG::MovieWriterMJPEG() {
+ mix_rate = GLOBAL_GET("editor/movie_writer/mix_rate_hz");
+ speaker_mode = AudioServer::SpeakerMode(int(GLOBAL_GET("editor/movie_writer/speaker_mode")));
+ quality = GLOBAL_GET("editor/movie_writer/mjpeg_quality");
+}
diff --git a/servers/movie_writer/movie_writer_mjpeg.h b/servers/movie_writer/movie_writer_mjpeg.h
new file mode 100644
index 0000000000..822bedfedf
--- /dev/null
+++ b/servers/movie_writer/movie_writer_mjpeg.h
@@ -0,0 +1,73 @@
+/*************************************************************************/
+/* movie_writer_mjpeg.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#ifndef MOVIE_WRITER_MJPEG_H
+#define MOVIE_WRITER_MJPEG_H
+
+#include "servers/movie_writer/movie_writer.h"
+
+class MovieWriterMJPEG : public MovieWriter {
+ GDCLASS(MovieWriterMJPEG, MovieWriter)
+
+ uint32_t mix_rate = 48000;
+ AudioServer::SpeakerMode speaker_mode = AudioServer::SPEAKER_MODE_STEREO;
+ String base_path;
+ uint32_t frame_count = 0;
+ uint32_t fps = 0;
+ float quality = 0.75;
+
+ uint32_t audio_block_size = 0;
+
+ Vector<uint32_t> jpg_frame_sizes;
+
+ uint64_t total_frames_ofs = 0;
+ uint64_t total_frames_ofs2 = 0;
+ uint64_t total_frames_ofs3 = 0;
+ uint64_t total_audio_frames_ofs4 = 0;
+ uint64_t movi_data_ofs = 0;
+
+ Ref<FileAccess> f;
+
+protected:
+ virtual uint32_t get_audio_mix_rate() const override;
+ virtual AudioServer::SpeakerMode get_audio_speaker_mode() const override;
+ virtual void get_supported_extensions(List<String> *r_extensions) const override;
+
+ virtual Error write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) override;
+ virtual Error write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) override;
+ virtual void write_end() override;
+
+ virtual bool handles_file(const String &p_path) const override;
+
+public:
+ MovieWriterMJPEG();
+};
+
+#endif // MOVIE_WRITER_AVIJPEG_H
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 03:44:24 +0000