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source-mirror: Refactoring and partially revert 4bb32a71bc

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Initialization happens in the constructor again, as using a delayed initialization only caused update() to be slower.

Additionally refactored some variable names to make more sense.
This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2019-01-24 01:12:48 +01:00
parent 144323bec3
commit 82f64d16eb
2 changed files with 42 additions and 45 deletions
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81
source/source-mirror.cpp
View file

@ -338,10 +338,26 @@ void Source::Mirror::acquire_input(std::string source_name)
Source::Mirror::Mirror(obs_data_t* data, obs_source_t* src)
: m_self(src), m_active(false), m_tick(0), m_rescale_enabled(false), m_rescale_effect(nullptr),
m_rescale_keep_orig_size(false), m_width(1), m_height(1), m_audio_enabled(false), m_audio_kill_thread(false),
m_rescale_keep_orig_size(false), m_rescale_width(1), m_rescale_height(1), m_audio_enabled(false), m_audio_kill_thread(false),
m_audio_have_output(false), m_source_item(nullptr)
{
m_active = true;
// Initialize Video Rendering
this->m_scene =
std::make_shared<obs::source>(obs_scene_get_source(obs_scene_create_private("Source Mirror Internal Scene")));
this->m_scene_texture_renderer =
std::make_shared<gfx::source_texture>(this->m_scene, std::make_shared<obs::source>(this->m_self, false, false));
// Initialize Rescaling
this->m_rescale_rt = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
this->m_sampler = std::make_shared<gs::sampler>();
this->m_rescale_effect = obs_get_base_effect(obs_base_effect::OBS_EFFECT_DEFAULT);
// Initialize Audio Rendering
this->m_audio_data.resize(MAX_AUDIO_CHANNELS);
for (size_t idx = 0; idx < this->m_audio_data.size(); idx++) {
this->m_audio_data[idx].resize(AUDIO_OUTPUT_FRAMES);
}
this->m_audio_thread = std::thread(std::bind(&Source::Mirror::audio_output_cb, this));
}
Source::Mirror::~Mirror()
@ -361,14 +377,14 @@ Source::Mirror::~Mirror()
this->m_rescale_rt.reset();
// Finalize Video Rendering
this->m_scene_texture.reset();
this->m_scene_texture_renderer.reset();
this->m_scene.reset();
}
uint32_t Source::Mirror::get_width()
{
if (this->m_rescale_enabled && this->m_width > 0 && !this->m_rescale_keep_orig_size) {
return this->m_width;
if (this->m_rescale_enabled && this->m_rescale_width > 0 && !this->m_rescale_keep_orig_size) {
return this->m_rescale_width;
}
obs_source_t* source = obs_sceneitem_get_source(this->m_source_item);
if (source) {
@ -379,8 +395,8 @@ uint32_t Source::Mirror::get_width()
uint32_t Source::Mirror::get_height()
{
if (this->m_rescale_enabled && this->m_height > 0 && !this->m_rescale_keep_orig_size)
return this->m_height;
if (this->m_rescale_enabled && this->m_rescale_height > 0 && !this->m_rescale_keep_orig_size)
return this->m_rescale_height;
obs_source_t* source = obs_sceneitem_get_source(this->m_source_item);
if (source) {
return obs_source_get_height(source);
@ -390,26 +406,6 @@ uint32_t Source::Mirror::get_height()
void Source::Mirror::update(obs_data_t* data)
{
if (!this->m_scene) {
// Initialize Video Rendering
this->m_scene = std::make_shared<obs::source>(
obs_scene_get_source(obs_scene_create_private("Source Mirror Internal Scene")));
this->m_scene_texture = std::make_shared<gfx::source_texture>(
this->m_scene, std::make_shared<obs::source>(this->m_self, false, false));
// Initialize Rescaling
this->m_rescale_rt = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
this->m_sampler = std::make_shared<gs::sampler>();
this->m_rescale_effect = obs_get_base_effect(obs_base_effect::OBS_EFFECT_DEFAULT);
// Initialize Audio Rendering
this->m_audio_data.resize(MAX_AUDIO_CHANNELS);
for (size_t idx = 0; idx < this->m_audio_data.size(); idx++) {
this->m_audio_data[idx].resize(AUDIO_OUTPUT_FRAMES);
}
this->m_audio_thread = std::thread(std::bind(&Source::Mirror::audio_output_cb, this));
}
{ // User changed the source we are tracking.
release_input();
this->m_source_name = obs_data_get_string(data, P_SOURCE);
@ -434,22 +430,22 @@ void Source::Mirror::update(obs_data_t* data)
width = strtoul(size, nullptr, 10);
if (errno == ERANGE || width == 0) {
this->m_rescale_enabled = false;
this->m_width = 1;
this->m_rescale_width = 1;
} else {
this->m_width = width;
this->m_rescale_width = width;
}
height = strtoul(xpos + 1, nullptr, 10);
if (errno == ERANGE || height == 0) {
this->m_rescale_enabled = false;
this->m_height = 1;
this->m_rescale_height = 1;
} else {
this->m_height = height;
this->m_rescale_height = height;
}
} else {
this->m_rescale_enabled = false;
this->m_width = 1;
this->m_height = 1;
this->m_rescale_width = 1;
this->m_rescale_height = 1;
}
ScalingMethod scaler = (ScalingMethod)obs_data_get_int(data, P_SCALING_METHOD);
@ -519,13 +515,14 @@ void Source::Mirror::video_tick(float time)
}
}
void Source::Mirror::video_render(gs_effect_t*)
void Source::Mirror::video_render(gs_effect_t* effect)
{
if ((this->m_width == 0) || (this->m_height == 0) || !this->m_source_item) {
if ((this->m_rescale_width == 0) || (this->m_rescale_height == 0) || !this->m_source_item
|| !this->m_scene_texture_renderer) {
return;
}
if (this->m_rescale_enabled && this->m_width > 0 && this->m_height > 0 && this->m_rescale_effect) {
if (this->m_rescale_enabled && this->m_rescale_effect) {
// Get Size of source.
uint32_t sw, sh;
sw = this->m_source->width();
@ -539,7 +536,7 @@ void Source::Mirror::video_render(gs_effect_t*)
// Store original Source Texture
std::shared_ptr<gs::texture> tex;
try {
tex = this->m_scene_texture->render(sw, sh);
tex = this->m_scene_texture_renderer->render(sw, sh);
} catch (...) {
return;
}
@ -553,8 +550,8 @@ void Source::Mirror::video_render(gs_effect_t*)
if (this->m_rescale_keep_orig_size) {
{
auto op = m_rescale_rt->render(this->m_width, this->m_height);
gs_ortho(0, float_t(this->m_width), 0, float_t(this->m_height), 0, 1);
auto op = m_rescale_rt->render(this->m_rescale_width, this->m_rescale_height);
gs_ortho(0, float_t(this->m_rescale_width), 0, float_t(this->m_rescale_height), 0, 1);
vec4 black;
vec4_zero(&black);
@ -563,7 +560,7 @@ void Source::Mirror::video_render(gs_effect_t*)
while (gs_effect_loop(this->m_rescale_effect, "Draw")) {
gs_eparam_t* image = gs_effect_get_param_by_name(this->m_rescale_effect, "image");
gs_effect_set_next_sampler(image, this->m_sampler->get_object());
obs_source_draw(tex->get_object(), 0, 0, this->m_width, this->m_height, false);
obs_source_draw(tex->get_object(), 0, 0, this->m_rescale_width, this->m_rescale_height, false);
}
}
while (gs_effect_loop(obs_get_base_effect(OBS_EFFECT_DEFAULT), "Draw")) {
@ -575,11 +572,11 @@ void Source::Mirror::video_render(gs_effect_t*)
while (gs_effect_loop(this->m_rescale_effect, "Draw")) {
gs_eparam_t* image = gs_effect_get_param_by_name(this->m_rescale_effect, "image");
gs_effect_set_next_sampler(image, this->m_sampler->get_object());
obs_source_draw(tex->get_object(), 0, 0, this->m_width, this->m_height, false);
obs_source_draw(tex->get_object(), 0, 0, this->m_rescale_width, this->m_rescale_height, false);
}
}
} else {
obs_source_video_render(this->m_scene_texture->get_object());
obs_source_video_render(this->m_scene_texture_renderer->get_object());
}
}

6
source/source-mirror.hpp
View file

@ -76,15 +76,15 @@ namespace Source {
// Video Rendering
std::shared_ptr<obs::source> m_scene;
std::shared_ptr<gfx::source_texture> m_scene_texture;
std::shared_ptr<gfx::source_texture> m_scene_texture_renderer;
// Rescaling
std::shared_ptr<gs::rendertarget> m_rescale_rt;
bool m_rescale_enabled;
gs_effect_t* m_rescale_effect;
bool m_rescale_keep_orig_size;
uint32_t m_width;
uint32_t m_height;
uint32_t m_rescale_width;
uint32_t m_rescale_height;
std::shared_ptr<gs::sampler> m_sampler;
// Audio Rendering