obs-StreamFX/source/sources/source-mirror.hpp

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/*
* Modern effects for a modern Streamer
* Copyright (C) 2017 Michael Fabian Dirks
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#include "common.hpp"
#include <condition_variable>
#include <mutex>
#include <queue>
#include <thread>
#include <vector>
#include "gfx/gfx-source-texture.hpp"
#include "obs/gs/gs-rendertarget.hpp"
#include "obs/gs/gs-sampler.hpp"
#include "obs/obs-signal-handler.hpp"
#include "obs/obs-source-factory.hpp"
#include "obs/obs-source.hpp"
#include "obs/obs-tools.hpp"
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namespace source::mirror {
struct mirror_audio_data {
mirror_audio_data(const audio_data*, speaker_layout);
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obs_source_audio osa;
std::vector<std::vector<std::uint8_t>> data;
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};
class mirror_instance : public obs::source_instance {
// Source
std::shared_ptr<obs_source_t> _source;
std::shared_ptr<obs::tools::child_source> _source_child;
std::shared_ptr<obs::source_signal_handler> _signal_rename;
std::shared_ptr<obs::audio_signal_handler> _signal_audio;
std::pair<uint32_t, uint32_t> _source_size;
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// Audio
bool _audio_enabled;
speaker_layout _audio_layout;
std::mutex _audio_queue_lock;
std::queue<mirror_audio_data> _audio_queue;
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public:
mirror_instance(obs_data_t* settings, obs_source_t* self);
virtual ~mirror_instance();
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virtual std::uint32_t get_width() override;
virtual std::uint32_t get_height() override;
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virtual void load(obs_data_t*) override;
virtual void migrate(obs_data_t*, std::uint64_t) override;
virtual void update(obs_data_t*) override;
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virtual void save(obs_data_t*) override;
virtual void video_tick(float) override;
virtual void video_render(gs_effect_t*) override;
virtual void enum_active_sources(obs_source_enum_proc_t, void*) override;
virtual void enum_all_sources(obs_source_enum_proc_t, void*) override;
private:
void acquire(std::string source_name);
void release();
void on_rename(std::shared_ptr<obs_source_t>, calldata*);
void on_audio(std::shared_ptr<obs_source_t>, const struct audio_data*, bool);
void audio_output(std::shared_ptr<void> data);
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};
class mirror_factory : public obs::source_factory<source::mirror::mirror_factory, source::mirror::mirror_instance> {
static std::shared_ptr<source::mirror::mirror_factory> factory_instance;
public: // Singleton
static void initialize()
{
factory_instance = std::make_shared<source::mirror::mirror_factory>();
}
static void finalize()
{
factory_instance.reset();
}
static std::shared_ptr<mirror_factory> get()
{
return factory_instance;
}
public:
mirror_factory();
virtual ~mirror_factory() override;
virtual const char* get_name() override;
virtual void get_defaults2(obs_data_t* data) override;
virtual obs_properties_t* get_properties2(source::mirror::mirror_instance* data) override;
};
} // namespace source::mirror