godot/scene/resources/video_stream.h
Yuri Sizov cd31407cb3 Clean up some Editor, OpenXR, VideoStream code
- EditorNode has excessive and pointless checks for Input singleton.
- EditorNode initialization order is a bit awkward.
- OpenXR binds a method that doesn't need that (for call deferred).
- VideoStream has a formatting error.
2023-10-20 17:54:39 +02:00

116 lines
4.2 KiB
C++

/**************************************************************************/
/* video_stream.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 VIDEO_STREAM_H
#define VIDEO_STREAM_H
#include "core/io/file_access.h"
#include "scene/resources/texture.h"
class VideoStreamPlayback : public Resource {
GDCLASS(VideoStreamPlayback, Resource);
public:
typedef int (*AudioMixCallback)(void *p_udata, const float *p_data, int p_frames);
protected:
AudioMixCallback mix_callback = nullptr;
void *mix_udata = nullptr;
mutable int _channel_count = 0; // Used only to assist with bounds checking in mix_audio.
static void _bind_methods();
GDVIRTUAL0(_stop);
GDVIRTUAL0(_play);
GDVIRTUAL0RC(bool, _is_playing);
GDVIRTUAL1(_set_paused, bool);
GDVIRTUAL0RC(bool, _is_paused);
GDVIRTUAL0RC(double, _get_length);
GDVIRTUAL0RC(double, _get_playback_position);
GDVIRTUAL1(_seek, double);
GDVIRTUAL1(_set_audio_track, int);
GDVIRTUAL0RC(Ref<Texture2D>, _get_texture);
GDVIRTUAL1(_update, double);
GDVIRTUAL0RC(int, _get_channels);
GDVIRTUAL0RC(int, _get_mix_rate);
int mix_audio(int num_frames, PackedFloat32Array buffer = {}, int offset = 0);
public:
VideoStreamPlayback();
virtual ~VideoStreamPlayback();
virtual void stop();
virtual void play();
virtual bool is_playing() const;
virtual void set_paused(bool p_paused);
virtual bool is_paused() const;
virtual double get_length() const;
virtual double get_playback_position() const;
virtual void seek(double p_time);
virtual void set_audio_track(int p_idx);
virtual Ref<Texture2D> get_texture() const;
virtual void update(double p_delta);
virtual void set_mix_callback(AudioMixCallback p_callback, void *p_userdata);
virtual int get_channels() const;
virtual int get_mix_rate() const;
};
class VideoStream : public Resource {
GDCLASS(VideoStream, Resource);
OBJ_SAVE_TYPE(VideoStream);
protected:
static void _bind_methods();
GDVIRTUAL0R(Ref<VideoStreamPlayback>, _instantiate_playback);
String file;
int audio_track = 0;
public:
void set_file(const String &p_file);
String get_file();
virtual void set_audio_track(int p_track);
virtual Ref<VideoStreamPlayback> instantiate_playback();
VideoStream();
~VideoStream();
};
#endif // VIDEO_STREAM_H