124 lines
4.8 KiB
C++
124 lines
4.8 KiB
C++
/*************************************************************************/
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/* movie_writer.h */
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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) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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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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#ifndef MOVIE_WRITER_H
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#define MOVIE_WRITER_H
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#include "core/templates/local_vector.h"
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#include "servers/audio/audio_driver_dummy.h"
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#include "servers/audio_server.h"
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class MovieWriter : public Object {
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GDCLASS(MovieWriter, Object);
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uint64_t fps = 0;
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uint64_t mix_rate = 0;
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uint32_t audio_channels = 0;
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LocalVector<int32_t> audio_mix_buffer;
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enum {
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MAX_WRITERS = 8
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};
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static MovieWriter *writers[];
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static uint32_t writer_count;
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protected:
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virtual uint32_t get_audio_mix_rate() const;
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virtual AudioServer::SpeakerMode get_audio_speaker_mode() const;
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virtual Error write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path);
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virtual Error write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data);
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virtual void write_end();
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GDVIRTUAL0RC(uint32_t, _get_audio_mix_rate)
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GDVIRTUAL0RC(AudioServer::SpeakerMode, _get_audio_speaker_mode)
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GDVIRTUAL1RC(bool, _handles_file, const String &)
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GDVIRTUAL0RC(Vector<String>, _get_supported_extensions)
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GDVIRTUAL3R(Error, _write_begin, const Size2i &, uint32_t, const String &)
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GDVIRTUAL2R(Error, _write_frame, const Ref<Image> &, GDNativeConstPtr<int32_t>)
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GDVIRTUAL0(_write_end)
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static void _bind_methods();
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public:
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virtual bool handles_file(const String &p_path) const;
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virtual void get_supported_extensions(List<String> *r_extensions) const;
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static void add_writer(MovieWriter *p_writer);
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static MovieWriter *find_writer_for_file(const String &p_file);
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void begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path);
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void add_frame(const Ref<Image> &p_image);
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static void set_extensions_hint();
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void end();
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};
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class MovieWriterPNGWAV : public MovieWriter {
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GDCLASS(MovieWriterPNGWAV, MovieWriter)
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enum {
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MAX_TRAILING_ZEROS = 8 // more than 10 days at 60fps, no hard drive can put up with this anyway :)
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};
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uint32_t mix_rate = 48000;
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AudioServer::SpeakerMode speaker_mode = AudioServer::SPEAKER_MODE_STEREO;
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String base_path;
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uint32_t frame_count = 0;
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uint32_t fps = 0;
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uint32_t audio_block_size = 0;
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Ref<FileAccess> f_wav;
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uint32_t wav_data_size_pos = 0;
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String zeros_str(uint32_t p_index);
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protected:
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virtual uint32_t get_audio_mix_rate() const override;
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virtual AudioServer::SpeakerMode get_audio_speaker_mode() const override;
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virtual void get_supported_extensions(List<String> *r_extensions) const override;
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virtual Error write_begin(const Size2i &p_movie_size, uint32_t p_fps, const String &p_base_path) override;
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virtual Error write_frame(const Ref<Image> &p_image, const int32_t *p_audio_data) override;
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virtual void write_end() override;
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virtual bool handles_file(const String &p_path) const override;
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public:
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MovieWriterPNGWAV();
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};
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#endif // VIDEO_WRITER_H
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