Using clang-tidy's `readability-braces-around-statements`. https://clang.llvm.org/extra/clang-tidy/checks/readability-braces-around-statements.html
207 lines
6.2 KiB
C++
207 lines
6.2 KiB
C++
/*************************************************************************/
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/* video_stream_gdnative.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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 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 VIDEO_STREAM_GDNATIVE_H
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#define VIDEO_STREAM_GDNATIVE_H
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#include "../gdnative.h"
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#include "core/os/file_access.h"
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#include "scene/resources/texture.h"
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#include "scene/resources/video_stream.h"
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struct VideoDecoderGDNative {
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const godot_videodecoder_interface_gdnative *interface;
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String plugin_name;
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Vector<String> supported_extensions;
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VideoDecoderGDNative() :
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interface(nullptr),
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plugin_name("none") {}
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VideoDecoderGDNative(const godot_videodecoder_interface_gdnative *p_interface) :
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interface(p_interface),
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plugin_name(p_interface->get_plugin_name()) {
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_get_supported_extensions();
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}
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private:
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void _get_supported_extensions() {
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supported_extensions.clear();
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int num_ext;
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const char **supported_ext = interface->get_supported_extensions(&num_ext);
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for (int i = 0; i < num_ext; i++) {
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supported_extensions.push_back(supported_ext[i]);
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}
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}
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};
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class VideoDecoderServer {
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private:
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Vector<VideoDecoderGDNative *> decoders;
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Map<String, int> extensions;
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static VideoDecoderServer *instance;
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public:
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static VideoDecoderServer *get_instance() {
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return instance;
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}
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const Map<String, int> &get_extensions() {
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return extensions;
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}
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void register_decoder_interface(const godot_videodecoder_interface_gdnative *p_interface) {
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VideoDecoderGDNative *decoder = memnew(VideoDecoderGDNative(p_interface));
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int index = decoders.size();
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for (int i = 0; i < decoder->supported_extensions.size(); i++) {
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extensions[decoder->supported_extensions[i]] = index;
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}
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decoders.push_back(decoder);
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}
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VideoDecoderGDNative *get_decoder(const String &extension) {
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if (extensions.size() == 0 || !extensions.has(extension)) {
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return nullptr;
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}
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return decoders[extensions[extension]];
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}
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VideoDecoderServer() {
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instance = this;
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}
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~VideoDecoderServer() {
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for (int i = 0; i < decoders.size(); i++) {
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memdelete(decoders[i]);
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}
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decoders.clear();
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instance = nullptr;
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}
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};
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class VideoStreamPlaybackGDNative : public VideoStreamPlayback {
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GDCLASS(VideoStreamPlaybackGDNative, VideoStreamPlayback);
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Ref<ImageTexture> texture;
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bool playing;
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bool paused;
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Vector2 texture_size;
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void *mix_udata;
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AudioMixCallback mix_callback;
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int num_channels;
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float time;
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bool seek_backward;
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int mix_rate;
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double delay_compensation;
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float *pcm;
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int pcm_write_idx;
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int samples_decoded;
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void cleanup();
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void update_texture();
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protected:
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String file_name;
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FileAccess *file;
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const godot_videodecoder_interface_gdnative *interface;
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void *data_struct;
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public:
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VideoStreamPlaybackGDNative();
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~VideoStreamPlaybackGDNative();
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void set_interface(const godot_videodecoder_interface_gdnative *p_interface);
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bool open_file(const String &p_file);
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virtual void stop();
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virtual void play();
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virtual bool is_playing() const;
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virtual void set_paused(bool p_paused);
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virtual bool is_paused() const;
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virtual void set_loop(bool p_enable);
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virtual bool has_loop() const;
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virtual float get_length() const;
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virtual float get_playback_position() const;
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virtual void seek(float p_time);
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virtual void set_audio_track(int p_idx);
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//virtual int mix(int16_t* p_buffer,int p_frames)=0;
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virtual Ref<Texture> get_texture() const;
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virtual void update(float p_delta);
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virtual void set_mix_callback(AudioMixCallback p_callback, void *p_userdata);
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virtual int get_channels() const;
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virtual int get_mix_rate() const;
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};
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class VideoStreamGDNative : public VideoStream {
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GDCLASS(VideoStreamGDNative, VideoStream);
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String file;
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int audio_track;
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protected:
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static void
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_bind_methods();
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public:
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void set_file(const String &p_file);
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String get_file();
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virtual void set_audio_track(int p_track);
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virtual Ref<VideoStreamPlayback> instance_playback();
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VideoStreamGDNative() {}
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};
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class ResourceFormatLoaderVideoStreamGDNative : public ResourceFormatLoader {
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public:
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virtual RES load(const String &p_path, const String &p_original_path = "", Error *r_error = nullptr);
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virtual void get_recognized_extensions(List<String> *p_extensions) const;
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virtual bool handles_type(const String &p_type) const;
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virtual String get_resource_type(const String &p_path) const;
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};
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#endif
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