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/*************************************************************************/
/* 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
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