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obs-streamFX
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obs-streamFX/source/obs/obs-source-factory.hpp

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/*
* Modern effects for a modern Streamer
* Copyright (C) 2018 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 "obs-source.hpp"
namespace streamfx::obs {
template<class _factory, typename _instance>
class source_factory {
protected:
obs_source_info _info = {};
std::map<std::string, std::shared_ptr<obs_source_info>> _proxies;
std::set<std::string> _proxy_names;
public:
source_factory(obs_source_type type = OBS_SOURCE_TYPE_INPUT)
{
_info.type_data = this;
_info.type = type;
_info.get_name = _get_name;
_info.create = _create;
_info.destroy = _destroy;
_info.get_defaults2 = _get_defaults2;
_info.get_properties2 = _get_properties2;
_info.load = _load;
_info.update = _update;
_info.save = _save;
_info.filter_remove = _filter_remove;
}
virtual ~source_factory() = default;
protected:
void finish_setup()
{
// Adjust options by type:
// - Transitions
if (_info.type == OBS_SOURCE_TYPE_TRANSITION) {
// Transitions don't have size.
support_size(false);
// Transitions are also composite, video and custom draw, but never async.
_info.output_flags |= OBS_SOURCE_COMPOSITE | OBS_SOURCE_VIDEO | OBS_SOURCE_CUSTOM_DRAW;
_info.output_flags &= ~(OBS_SOURCE_ASYNC);
// Transition controls.
_info.transition_start = _transition_start;
_info.transition_stop = _transition_stop;
// Transitions are always synchronous video.
_info.video_tick = _video_tick;
_info.video_render = _video_render;
}
// - Filter
if (_info.type == OBS_SOURCE_TYPE_FILTER) {
support_interaction(false);
// If this is a video filter, require one of two code paths.
uint32_t av = (_info.output_flags & OBS_SOURCE_ASYNC_VIDEO);
if (av == OBS_SOURCE_VIDEO) {
_info.video_tick = _video_tick;
_info.video_render = _video_render_filter;
} else if (av == OBS_SOURCE_ASYNC_VIDEO) {
_info.video_tick = _video_tick;
_info.filter_video = _filter_video;
}
// If this is an audio filter
if ((_info.output_flags & OBS_SOURCE_AUDIO) == OBS_SOURCE_AUDIO) {
_info.filter_audio = _filter_audio;
}
}
// - Input
if (_info.type == OBS_SOURCE_TYPE_INPUT) {
uint32_t av = (_info.output_flags & OBS_SOURCE_ASYNC_VIDEO);
if (av == OBS_SOURCE_VIDEO) {
_info.video_tick = _video_tick;
_info.video_render = _video_render;
support_size(true);
} else if (av == OBS_SOURCE_ASYNC_VIDEO) {
_info.video_tick = _video_tick;
support_size(false);
}
}
// Does the source have the composite audio flag?
if ((_info.output_flags & OBS_SOURCE_COMPOSITE) == OBS_SOURCE_COMPOSITE) {
// Does it also have some invalid flags?
if ((_info.output_flags & OBS_SOURCE_AUDIO) == OBS_SOURCE_AUDIO) {
throw std::runtime_error("Composite sources may not be audio sources.");
}
if ((_info.output_flags & OBS_SOURCE_ASYNC) == OBS_SOURCE_ASYNC) {
throw std::runtime_error("Composite sources may not be asynchronous.");
}
// If not allow the assignment of audio_render.
_info.audio_render = _audio_render;
}
// Does the source have the submix audio flag? (Internal to libOBS?)
if ((_info.output_flags & OBS_SOURCE_SUBMIX) == OBS_SOURCE_SUBMIX) {
if ((_info.output_flags & OBS_SOURCE_AUDIO) == OBS_SOURCE_AUDIO) {
throw std::runtime_error("Composite sources may not be audio sources.");
}
if ((_info.output_flags & OBS_SOURCE_COMPOSITE) == OBS_SOURCE_COMPOSITE) {
throw std::runtime_error("Submix sources may not be composite.");
}
_info.audio_mix = _audio_mix;
}
obs_register_source(&_info);
}
void register_proxy(std::string_view name)
{
auto iter = _proxy_names.emplace(name);
// Create proxy.
std::shared_ptr<obs_source_info> proxy = std::make_shared<obs_source_info>();
memcpy(proxy.get(), &_info, sizeof(obs_source_info));
proxy->id = iter.first->c_str();
proxy->output_flags |= OBS_SOURCE_DEPRECATED;
obs_register_source(proxy.get());
_proxies.emplace(name, proxy);
}
private /* Factory */:
static const char* _get_name(void* type_data) noexcept
{
try {
if (type_data)
return reinterpret_cast<_factory*>(type_data)->get_name();
return nullptr;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return nullptr;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return nullptr;
}
}
static void* _create(obs_data_t* settings, obs_source_t* source) noexcept
{
try {
return reinterpret_cast<_factory*>(obs_source_get_type_data(source))->create(settings, source);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return nullptr;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return nullptr;
}
}
static void _get_defaults2(void* type_data, obs_data_t* settings) noexcept
{
try {
if (type_data)
reinterpret_cast<_factory*>(type_data)->get_defaults2(settings);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static obs_properties_t* _get_properties2(void* data, void* type_data) noexcept
{
try {
if (type_data)
return reinterpret_cast<_factory*>(type_data)->get_properties2(reinterpret_cast<_instance*>(data));
return nullptr;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return nullptr;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return nullptr;
}
}
private /* Instance */:
static void _destroy(void* data) noexcept
{
try {
if (data)
delete reinterpret_cast<_instance*>(data);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _filter_remove(void* data, obs_source_t* source) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->filter_remove(source);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Video */:
static void _video_tick(void* data, float seconds) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->video_tick(seconds);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _video_render(void* data, gs_effect_t* effect) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->video_render(effect);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _video_render_filter(void* data, gs_effect_t* effect) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->video_render(effect);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
obs_source_skip_video_filter(reinterpret_cast<_instance*>(data)->get());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
obs_source_skip_video_filter(reinterpret_cast<_instance*>(data)->get());
}
}
static struct obs_source_frame* _filter_video(void* data, struct obs_source_frame* frame) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->filter_video(frame);
return frame;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return frame;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return frame;
}
}
public /* Instance > Audio */:
static struct obs_audio_data* _filter_audio(void* data, struct obs_audio_data* frame) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->filter_audio(frame);
return frame;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return frame;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return frame;
}
}
static bool _audio_render(void* data, uint64_t* ts_out, struct obs_source_audio_mix* audio_output,
uint32_t mixers, std::size_t channels, std::size_t sample_rate) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->audio_render(ts_out, audio_output, mixers, channels,
sample_rate);
return false;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return false;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return false;
}
}
static bool _audio_mix(void* data, uint64_t* ts_out, struct audio_output_data* audio_output,
std::size_t channels, std::size_t sample_rate) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->audio_mix(ts_out, audio_output, channels, sample_rate);
return false;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return false;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return false;
}
}
public /* Instance > Transition */:
static void _transition_start(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->transition_start();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _transition_stop(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->transition_stop();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Resolution */:
void support_size(bool v)
{
if (v) {
_info.get_width = _get_width;
_info.get_height = _get_height;
} else {
_info.get_width = nullptr;
_info.get_height = nullptr;
}
}
static uint32_t _get_width(void* data) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->get_width();
return 0;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return 0;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return 0;
}
}
static uint32_t _get_height(void* data) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->get_height();
return 0;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return 0;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return 0;
}
}
public /* Instance > Children */:
void support_active_child_sources(bool v)
{
if (v) {
_info.enum_active_sources = _enum_active_sources;
} else {
_info.enum_active_sources = nullptr;
}
}
static void _enum_active_sources(void* data, obs_source_enum_proc_t enum_callback, void* param) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->enum_active_sources(enum_callback, param);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
void support_child_sources(bool v)
{
if (v) {
_info.enum_all_sources = _enum_all_sources;
} else {
_info.enum_all_sources = nullptr;
}
}
static void _enum_all_sources(void* data, obs_source_enum_proc_t enum_callback, void* param) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->enum_all_sources(enum_callback, param);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Configuration */:
static void _load(void* data, obs_data_t* settings) noexcept
{
try {
auto priv = reinterpret_cast<_instance*>(data);
if (priv) {
uint64_t version = static_cast<uint64_t>(obs_data_get_int(settings, S_VERSION));
priv->migrate(settings, version);
obs_data_set_int(settings, S_VERSION, static_cast<int64_t>(STREAMFX_VERSION));
obs_data_set_string(settings, S_COMMIT, STREAMFX_VERSION_BUILD);
priv->load(settings);
}
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _update(void* data, obs_data_t* settings) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->update(settings);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _save(void* data, obs_data_t* settings) noexcept
{
try {
if (data) {
reinterpret_cast<_instance*>(data)->save(settings);
obs_data_set_int(settings, S_VERSION, static_cast<int64_t>(STREAMFX_VERSION));
obs_data_set_string(settings, S_COMMIT, STREAMFX_VERSION_BUILD);
}
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Activity Tracking */:
void support_activity_tracking(bool v)
{
if (v) {
_info.activate = _activate;
_info.deactivate = _deactivate;
} else {
_info.activate = nullptr;
_info.deactivate = nullptr;
}
}
static void _activate(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->activate();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _deactivate(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->deactivate();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Visibility Tracking */:
void support_visibility_tracking(bool v)
{
if (v) {
_info.show = _show;
_info.hide = _hide;
} else {
_info.show = nullptr;
_info.hide = nullptr;
}
}
static void _show(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->show();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _hide(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->hide();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Interaction */:
void support_interaction(bool v)
{
if (v) {
_info.output_flags |= (OBS_SOURCE_INTERACTION);
_info.mouse_click = _mouse_click;
_info.mouse_move = _mouse_move;
_info.mouse_wheel = _mouse_wheel;
_info.focus = _focus;
_info.key_click = _key_click;
} else {
_info.output_flags &= ~(OBS_SOURCE_INTERACTION);
_info.mouse_click = nullptr;
_info.mouse_move = nullptr;
_info.mouse_wheel = nullptr;
_info.focus = nullptr;
_info.key_click = nullptr;
}
}
static void _mouse_click(void* data, const obs_mouse_event* event, int32_t type, bool mouse_up,
uint32_t click_count) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->mouse_click(event, type, mouse_up, click_count);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _mouse_move(void* data, const obs_mouse_event* event, bool mouse_leave) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->mouse_move(event, mouse_leave);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _mouse_wheel(void* data, const obs_mouse_event* event, int x_delta, int y_delta) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->mouse_wheel(event, x_delta, y_delta);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _focus(void* data, bool focus) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->focus(focus);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _key_click(void* data, const obs_key_event* event, bool key_up) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->key_click(event, key_up);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
public /* Instance > Media Controls */:
void support_media_controls(bool v)
{
if (v) {
_info.output_flags |= (OBS_SOURCE_CONTROLLABLE_MEDIA);
_info.media_play_pause = _media_play_pause;
_info.media_restart = _media_restart;
_info.media_stop = _media_stop;
_info.media_next = _media_next;
_info.media_previous = _media_previous;
_info.media_get_duration = _media_get_duration;
_info.media_get_time = _media_get_time;
_info.media_set_time = _media_set_time;
_info.media_get_state = _media_get_state;
} else {
_info.output_flags &= ~(OBS_SOURCE_CONTROLLABLE_MEDIA);
_info.media_play_pause = nullptr;
_info.media_restart = nullptr;
_info.media_stop = nullptr;
_info.media_next = nullptr;
_info.media_previous = nullptr;
_info.media_get_duration = nullptr;
_info.media_get_time = nullptr;
_info.media_set_time = nullptr;
_info.media_get_state = nullptr;
}
}
static void _media_play_pause(void* data, bool pause) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->media_play_pause(pause);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _media_restart(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->media_restart();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _media_stop(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->media_stop();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _media_next(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->media_next();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static void _media_previous(void* data) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->media_previous();
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static int64_t _media_get_duration(void* data) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->media_get_duration();
return 0;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return 0;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return 0;
}
}
static int64_t _media_get_time(void* data) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->media_get_time();
return 0;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return 0;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return 0;
}
}
static void _media_set_time(void* data, int64_t milliseconds) noexcept
{
try {
if (data)
reinterpret_cast<_instance*>(data)->media_set_time(milliseconds);
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
}
}
static obs_media_state _media_get_state(void* data) noexcept
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->media_get_state();
return OBS_MEDIA_STATE_NONE;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return OBS_MEDIA_STATE_NONE;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return OBS_MEDIA_STATE_NONE;
}
}
public /* Instance > Missing Files */:
void support_missing_files(bool v)
{
if (v) {
_info.missing_files = _missing_files;
} else {
_info.missing_files = nullptr;
}
}
static obs_missing_files_t* _missing_files(void* data)
{
try {
if (data)
return reinterpret_cast<_instance*>(data)->missing_files();
return nullptr;
} catch (const std::exception& ex) {
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
return nullptr;
} catch (...) {
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
return nullptr;
}
}
public:
virtual const char* get_name()
{
return "Not Yet Implemented";
}
virtual void* create(obs_data_t* settings, obs_source_t* source)
{
return reinterpret_cast<void*>(new _instance(settings, source));
}
virtual void get_defaults2(obs_data_t* data) {}
virtual obs_properties_t* get_properties2(_instance* data)
{
return nullptr;
}
};
class source_instance {
protected:
::streamfx::obs::source _self;
public:
source_instance(obs_data_t* settings, obs_source_t* source) : _self(source, false, false) {}
virtual ~source_instance(){};
virtual ::streamfx::obs::source get()
{
return _self;
}
virtual void filter_remove(obs_source_t* source) {}
public /* Instance > Video */:
virtual void video_tick(float_t seconds) {}
virtual void video_render(gs_effect_t* effect) {}
virtual struct obs_source_frame* filter_video(struct obs_source_frame* frame)
{
return frame;
}
public /* Instance > Audio */:
virtual struct obs_audio_data* filter_audio(struct obs_audio_data* audio)
{
return audio;
}
virtual bool audio_render(uint64_t* ts_out, struct obs_source_audio_mix* audio_output, uint32_t mixers,
std::size_t channels, std::size_t sample_rate)
{
return false;
}
virtual bool audio_mix(uint64_t* ts_out, struct audio_output_data* audio_output, std::size_t channels,
std::size_t sample_rate)
{
return false;
}
public /* Instance > Transition */:
virtual void transition_start() {}
virtual void transition_stop() {}
public /* Instance > Resolution */:
virtual uint32_t get_width()
{
return 0;
}
virtual uint32_t get_height()
{
return 0;
}
public /* Instance > Children */:
virtual void enum_active_sources(obs_source_enum_proc_t enum_callback, void* param) {}
virtual void enum_all_sources(obs_source_enum_proc_t enum_callback, void* param) {}
public /* Instance > Configuration */:
virtual void load(obs_data_t* settings) {}
virtual void migrate(obs_data_t* settings, uint64_t version) {}
virtual void update(obs_data_t* settings) {}
virtual void save(obs_data_t* settings) {}
public /* Instance > Activity Tracking */:
virtual void activate() {}
virtual void deactivate() {}
public /* Instance > Visibility Tracking */:
virtual void show() {}
virtual void hide() {}
public /* Instance > Interaction */:
virtual void mouse_click(const obs_mouse_event* event, int32_t type, bool mouse_up, uint32_t click_count) {}
virtual void mouse_move(const obs_mouse_event* event, bool mouse_leave) {}
virtual void mouse_wheel(const obs_mouse_event* event, int32_t x_delta, int32_t y_delta) {}
virtual void focus(bool focus) {}
virtual void key_click(const obs_key_event* event, bool key_up) {}
public /* Media Controls */:
virtual void media_play_pause(bool pause){};
virtual void media_restart(){};
virtual void media_stop(){};
virtual void media_next(){};
virtual void media_previous(){};
virtual int64_t media_get_duration()
{
return 0;
}
virtual int64_t media_get_time()
{
return 0;
}
virtual void media_set_time(int64_t milliseconds) {}
virtual obs_media_state media_get_state()
{
return OBS_MEDIA_STATE_NONE;
}
public /* Missing Files */:
virtual obs_missing_files_t* missing_files()
{
return nullptr;
};
};
} // namespace streamfx::obs
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