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Decklink: inital preview out work

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This commit is contained in:
Colin Edwards 2018-12-09 19:31:40 -06:00
parent 75d62a8d86
commit 6d07885b08
5 changed files with 376 additions and 51 deletions
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61
UI/frontend-plugins/decklink-output-ui/DecklinkOutputUI.cpp
View File

@ -10,17 +10,24 @@ DecklinkOutputUI::DecklinkOutputUI(QWidget *parent)
{
ui->setupUi(this);
setSizeGripEnabled(true);
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
propertiesView = nullptr;
previewPropertiesView = nullptr;
connect(ui->startOutput, SIGNAL(released()), this, SLOT(StartOutput()));
connect(ui->stopOutput, SIGNAL(released()), this, SLOT(StopOutput()));
connect(ui->startPreviewOutput, SIGNAL(released()), this, SLOT(StartPreviewOutput()));
connect(ui->stopPreviewOutput, SIGNAL(released()), this, SLOT(StopPreviewOutput()));
}
void DecklinkOutputUI::ShowHideDialog()
{
SetupPropertiesView();
SetupPreviewPropertiesView();
setVisible(!isVisible());
}
@ -61,6 +68,43 @@ void DecklinkOutputUI::SaveSettings()
obs_data_save_json_safe(settings, path, "tmp", "bak");
}
void DecklinkOutputUI::SetupPreviewPropertiesView()
{
if (previewPropertiesView)
delete previewPropertiesView;
obs_data_t *settings = obs_data_create();
OBSData data = load_preview_settings();
if (data)
obs_data_apply(settings, data);
previewPropertiesView = new OBSPropertiesView(settings,
"decklink_output",
(PropertiesReloadCallback) obs_get_output_properties,
170);
ui->previewPropertiesLayout->addWidget(previewPropertiesView);
obs_data_release(settings);
connect(previewPropertiesView, SIGNAL(Changed()), this, SLOT(PreviewPropertiesChanged()));
}
void DecklinkOutputUI::SavePreviewSettings()
{
char *modulePath = obs_module_get_config_path(obs_current_module(), "");
os_mkdirs(modulePath);
char *path = obs_module_get_config_path(obs_current_module(),
"decklinkPreviewOutputProps.json");
obs_data_t *settings = previewPropertiesView->GetSettings();
if (settings)
obs_data_save_json_safe(settings, path, "tmp", "bak");
}
void DecklinkOutputUI::StartOutput()
{
SaveSettings();
@ -76,3 +120,20 @@ void DecklinkOutputUI::PropertiesChanged()
{
SaveSettings();
}
void DecklinkOutputUI::StartPreviewOutput()
{
SavePreviewSettings();
preview_output_start();
}
void DecklinkOutputUI::StopPreviewOutput()
{
preview_output_stop();
}
void DecklinkOutputUI::PreviewPropertiesChanged()
{
SavePreviewSettings();
}

9
UI/frontend-plugins/decklink-output-ui/DecklinkOutputUI.h
View File

@ -9,17 +9,26 @@ class DecklinkOutputUI : public QDialog {
Q_OBJECT
private:
OBSPropertiesView *propertiesView;
OBSPropertiesView *previewPropertiesView;
public slots:
void StartOutput();
void StopOutput();
void PropertiesChanged();
void StartPreviewOutput();
void StopPreviewOutput();
void PreviewPropertiesChanged();
public:
std::unique_ptr<Ui_Output> ui;
DecklinkOutputUI(QWidget *parent);
void ShowHideDialog();
void SetupPropertiesView();
void SaveSettings();
void SetupPreviewPropertiesView();
void SavePreviewSettings();
};

193
UI/frontend-plugins/decklink-output-ui/decklink-ui-main.cpp
View File

@ -4,7 +4,10 @@
#include <QAction>
#include <util/util.hpp>
#include <util/platform.h>
#include <media-io/video-io.h>
#include <media-io/video-frame.h>
#include "DecklinkOutputUI.h"
#include "../../../plugins/decklink/const.h"
OBS_DECLARE_MODULE()
OBS_MODULE_USE_DEFAULT_LOCALE("decklink-output-ui", "en-US")
@ -12,9 +15,26 @@ OBS_MODULE_USE_DEFAULT_LOCALE("decklink-output-ui", "en-US")
DecklinkOutputUI *doUI;
bool main_output_running = false;
bool preview_output_running = false;
obs_output_t *output;
struct preview_output {
bool enabled;
obs_source_t *current_source;
obs_output_t *output;
video_t *video_queue;
gs_texrender_t *texrender;
gs_stagesurf_t *stagesurface;
uint8_t *video_data;
uint32_t video_linesize;
obs_video_info ovi;
};
static struct preview_output context = {0};
OBSData load_settings()
{
BPtr<char> path = obs_module_get_config_path(obs_current_module(),
@ -57,6 +77,172 @@ void output_stop()
}
}
OBSData load_preview_settings()
{
char *path = obs_module_get_config_path(obs_current_module(),
"decklinkPreviewOutputProps.json");
BPtr<char> jsonData = os_quick_read_utf8_file(path);
if (!!jsonData) {
obs_data_t *data = obs_data_create_from_json(jsonData);
OBSData dataRet(data);
obs_data_release(data);
return dataRet;
}
return nullptr;
}
void on_preview_scene_changed(enum obs_frontend_event event, void *param);
void render_preview_source(void *param, uint32_t cx, uint32_t cy);
void preview_output_start()
{
if (!preview_output_running) {
OBSData settings = load_preview_settings();
if (settings != nullptr) {
context.output = obs_output_create("decklink_output",
"decklink_preview_output", settings, NULL);
obs_get_video_info(&context.ovi);
uint32_t width = context.ovi.base_width;
uint32_t height = context.ovi.base_height;
obs_enter_graphics();
context.texrender = gs_texrender_create(GS_BGRA, GS_ZS_NONE);
context.stagesurface = gs_stagesurface_create(width, height, GS_BGRA);
obs_leave_graphics();
const video_output_info *mainVOI = video_output_get_info(obs_get_video());
video_output_info vi = {0};
vi.format = VIDEO_FORMAT_BGRA;
vi.width = width;
vi.height = height;
vi.fps_den = context.ovi.fps_den;
vi.fps_num = context.ovi.fps_num;
vi.cache_size = 16;
vi.colorspace = mainVOI->colorspace;
vi.range = mainVOI->range;
vi.name = "decklink_preview_output";
video_output_open(&context.video_queue, &vi);
obs_frontend_add_event_callback(on_preview_scene_changed, &context);
if (obs_frontend_preview_program_mode_active()) {
context.current_source = obs_frontend_get_current_preview_scene();
} else {
context.current_source = obs_frontend_get_current_scene();
}
obs_add_main_render_callback(render_preview_source, &context);
obs_output_set_media(context.output, context.video_queue, obs_get_audio());
obs_output_start(context.output);
preview_output_running = true;
}
}
}
void preview_output_stop()
{
if (preview_output_running) {
obs_output_stop(context.output);
video_output_stop(context.video_queue);
obs_remove_main_render_callback(render_preview_source, &context);
obs_frontend_remove_event_callback(on_preview_scene_changed, &context);
obs_source_release(context.current_source);
obs_enter_graphics();
gs_stagesurface_destroy(context.stagesurface);
gs_texrender_destroy(context.texrender);
obs_leave_graphics();
video_output_close(context.video_queue);
preview_output_running = false;
}
}
void on_preview_scene_changed(enum obs_frontend_event event, void *param)
{
auto ctx = (struct preview_output*)param;
switch (event) {
case OBS_FRONTEND_EVENT_STUDIO_MODE_ENABLED:
case OBS_FRONTEND_EVENT_PREVIEW_SCENE_CHANGED:
obs_source_release(ctx->current_source);
ctx->current_source = obs_frontend_get_current_preview_scene();
break;
case OBS_FRONTEND_EVENT_STUDIO_MODE_DISABLED:
obs_source_release(ctx->current_source);
ctx->current_source = obs_frontend_get_current_scene();
break;
case OBS_FRONTEND_EVENT_SCENE_CHANGED:
if (!obs_frontend_preview_program_mode_active()) {
obs_source_release(ctx->current_source);
ctx->current_source = obs_frontend_get_current_scene();
}
break;
default:
break;
}
}
void render_preview_source(void *param, uint32_t cx, uint32_t cy)
{
auto ctx = (struct preview_output*)param;
if (!ctx->current_source) return;
uint32_t width = obs_source_get_base_width(ctx->current_source);
uint32_t height = obs_source_get_base_height(ctx->current_source);
gs_texrender_reset(ctx->texrender);
if (gs_texrender_begin(ctx->texrender, width, height)) {
struct vec4 background;
vec4_zero(&background);
gs_clear(GS_CLEAR_COLOR, &background, 0.0f, 0);
gs_ortho(0.0f, (float)width, 0.0f, (float)height, -100.0f, 100.0f);
gs_blend_state_push();
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
obs_source_video_render(ctx->current_source);
gs_blend_state_pop();
gs_texrender_end(ctx->texrender);
struct video_frame output_frame;
if (video_output_lock_frame(ctx->video_queue, &output_frame, 1, os_gettime_ns()))
{
gs_stage_texture(ctx->stagesurface, gs_texrender_get_texture(ctx->texrender));
if (gs_stagesurface_map(ctx->stagesurface, &ctx->video_data, &ctx->video_linesize)) {
uint32_t linesize = output_frame.linesize[0];
for (uint32_t i = 0; i < ctx->ovi.base_height; i++) {
uint32_t dst_offset = linesize * i;
uint32_t src_offset = ctx->video_linesize * i;
memcpy(output_frame.data[0] + dst_offset,
ctx->video_data + src_offset,
linesize);
}
gs_stagesurface_unmap(ctx->stagesurface);
ctx->video_data = nullptr;
}
video_output_unlock_frame(ctx->video_queue);
}
}
}
void addOutputUI(void)
{
QAction *action = (QAction*)obs_frontend_add_tools_menu_qaction(
@ -64,7 +250,9 @@ void addOutputUI(void)
QMainWindow *window = (QMainWindow*)obs_frontend_get_main_window();
obs_frontend_push_ui_translation(obs_module_get_string);
doUI = new DecklinkOutputUI(window);
obs_frontend_pop_ui_translation();
auto cb = []() {
doUI->ShowHideDialog();
@ -80,6 +268,11 @@ static void OBSEvent(enum obs_frontend_event event, void *)
if (settings && obs_data_get_bool(settings, "auto_start"))
output_start();
OBSData previewSettings = load_preview_settings();
if (previewSettings && obs_data_get_bool(previewSettings, "auto_start"))
preview_output_start();
}
}

3
UI/frontend-plugins/decklink-output-ui/decklink-ui-main.h
View File

@ -3,3 +3,6 @@
void output_start();
void output_stop();
OBSData load_settings();
void preview_output_start();
void preview_output_stop();
OBSData load_preview_settings();

161
UI/frontend-plugins/decklink-output-ui/forms/output.ui
View File

@ -6,63 +6,122 @@
<rect>
<x>0</x>
<y>0</y>
<width>793</width>
<height>328</height>
<width>785</width>
<height>497</height>
</rect>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Expanding" vsizetype="Expanding">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="windowTitle">
<string>Decklink Output</string>
</property>
<widget class="QWidget" name="verticalLayoutWidget">
<property name="geometry">
<rect>
<x>20</x>
<y>10</y>
<width>751</width>
<height>221</height>
</rect>
<property name="sizeGripEnabled">
<bool>true</bool>
</property>
<property name="modal">
<bool>false</bool>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<property name="sizeConstraint">
<enum>QLayout::SetDefaultConstraint</enum>
</property>
<layout class="QVBoxLayout" name="propertiesLayout"/>
</widget>
<widget class="QPushButton" name="startOutput">
<property name="geometry">
<rect>
<x>520</x>
<y>250</y>
<width>113</width>
<height>32</height>
</rect>
</property>
<property name="text">
<string>Start</string>
</property>
</widget>
<widget class="QPushButton" name="stopOutput">
<property name="geometry">
<rect>
<x>650</x>
<y>250</y>
<width>113</width>
<height>32</height>
</rect>
</property>
<property name="text">
<string>Stop</string>
</property>
</widget>
<widget class="QLabel" name="label">
<property name="geometry">
<rect>
<x>420</x>
<y>290</y>
<width>351</width>
<height>20</height>
</rect>
</property>
<property name="text">
<string>Keyer output requires RGB mode in advanced settings.</string>
</property>
</widget>
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>Output</string>
</property>
</widget>
</item>
<item>
<layout class="QVBoxLayout" name="propertiesLayout"/>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<property name="spacing">
<number>-1</number>
</property>
<item>
<spacer name="horizontalSpacer">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
<item>
<widget class="QPushButton" name="startOutput">
<property name="text">
<string>Start</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="stopOutput">
<property name="text">
<string>Stop</string>
</property>
</widget>
</item>
</layout>
</item>
<item>
<widget class="QLabel" name="label_2">
<property name="text">
<string>Preview Output</string>
</property>
</widget>
</item>
<item>
<layout class="QVBoxLayout" name="previewPropertiesLayout"/>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_2">
<item>
<spacer name="horizontalSpacer_2">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
<item>
<widget class="QPushButton" name="startPreviewOutput">
<property name="text">
<string>Start</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="stopPreviewOutput">
<property name="text">
<string>Stop</string>
</property>
</widget>
</item>
</layout>
</item>
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>Keyer output requires RGB mode in advanced settings.</string>
</property>
</widget>
</item>
</layout>
</widget>
<resources/>
<connections/>