[BORKED] did stuff

src/Application.cppm

@@ -2,6 +2,7 @@ module;
 #include "macros.hpp"
 
 #include <algorithm>
+#include <clopts.hh>
 #include <cmath>
 #include <deque>
 #include <memory>
@@ -16,6 +17,7 @@ export module Application;
 import Node;
 import Base;
 import Button;
+using command_line_options::detail::list;
 namespace ffmpegraph {
 export class Application {
 public:
@@ -60,11 +62,12 @@ Application::Application(std::string _title)
     InitWindow(800, 600, this->title.c_str());
     SetTargetFPS(60);
     SetExitKey(KEY_NULL);
-    add_buttons.emplace_back(10, 10, 100, 20, "String Constant");
-    add_buttons.emplace_back(10, 35, 100, 20, "Input File");
-    add_buttons.emplace_back(10, 60, 100, 20, "Output File");
-    add_buttons.emplace_back(10, 85 , 100, 20, "Stream Spec Constant");
-
+    add_buttons.emplace_back(0, 0, 200, 20, "String Constant");
+    add_buttons.emplace_back(0, 0, 200, 20, "File Input");
+    add_buttons.emplace_back(0, 0, 200, 20, "File Output");
+    add_buttons.emplace_back(0, 0, 200, 20, "Stream Spec Constant");
+    add_buttons.emplace_back(0, 0, 200, 20, "Splitter");
+    AllOptions::each([&]<class T>() { add_buttons.emplace_back(0, 0, 200, 20, std::string(T::label_view)); });
     run_button.width = 10 + MeasureText("Run", 10);
 }
 
@@ -83,19 +86,25 @@ void Application::ProcessEvents() {
 
 void Application::OnLeftClick() {
     if (current_state == State::ADDING) {
-        if (add_buttons[0].IsHovered()) {
-            nodes.push_back(std::make_unique<StringConstantNode>());
-        } else if (add_buttons[1].IsHovered()) {
-            nodes.push_back(std::make_unique<InputNode>());
-        } else if (add_buttons[2].IsHovered()) {
-            nodes.push_back(std::make_unique<OutputNode>());
-        } else if (add_buttons[3].IsHovered()) {
-            nodes.push_back(std::make_unique<StreamSpecConstantNode>());
-        }
+        usz i = 0;
         current_state = State::DEFAULT;
+        list<StringConstantNode, InputNode, OutputNode, StreamSpecConstantNode, SplitterNode>::each([&]<class T>() {
+            if (add_buttons[i++].IsHovered()) {
+                nodes.push_back(std::make_unique<T>());
+                selected_node = nodes.back().get();
+                current_state = State::EDITING;
+            }
+        });
+        AllOptions::each([&]<class T>() {
+            if (add_buttons[i++].IsHovered()) {
+                nodes.push_back(std::make_unique<T>());
+                selected_node = nodes.back().get();
+                current_state = State::EDITING;
+            }
+        });
+
         return;
     }
-
     auto GetPort = [&] -> Port * {
         for (auto &node : nodes) {
             for (auto *port : node->ports) {
@@ -116,15 +125,13 @@ void Application::OnLeftClick() {
         selected_port = nullptr;
         current_state = State::DEFAULT;
     } else if (run_button.IsHovered()) {
-        if (auto res = ExecuteGraph(); not res) {
-            message_queue.push_front(res.error());
-        }
+        if (auto res = ExecuteGraph(); not res) { message_queue.push_front(res.error()); }
     } else {
         i32 x = GetMouseX();
         i32 y = GetMouseY();
         auto port = GetPort();
         auto oport = dynamic_cast<OutputPort *>(port);
-        if (oport) {
+        if (oport and oport->type != PortTypeE::GENERIC) {
             if (oport->GetConnected()) {
                 oport->Disconnect();
             } else {
@@ -154,13 +161,20 @@ Result<> Application::ExecuteGraph() {
     for (auto [i, node] : vws::enumerate(nodes)) {
         Node *raw_node = node.get();
         if (auto n = dynamic_cast<InputNode *>(raw_node)) {
-            if (auto c = n->output_port.GetConnected()) { adj_list[index_map[c->owner]].insert(index_map[raw_node]); }
+            if (auto c = n->out.GetConnected()) { adj_list[index_map[c->owner]].insert(index_map[raw_node]); }
         }
         if (auto n = dynamic_cast<StringConstantNode *>(raw_node)) {
             if (auto c = n->out.GetConnected()) { adj_list[index_map[c->owner]].insert(index_map[raw_node]); }
         }
         if (auto _ = dynamic_cast<OutputNode *>(raw_node)) {}
         // OutputNode doesn’t have output ports.
+        if (auto n = dynamic_cast<StreamSpecConstantNode *>(raw_node)) {
+            if (auto c = n->out.GetConnected()) { adj_list[index_map[c->owner]].insert(index_map[raw_node]); }
+        }
+        if (auto n = dynamic_cast<SplitterNode *>(raw_node)) {
+            if (auto c = n->out1.GetConnected()) { adj_list[index_map[c->owner]].insert(index_map[raw_node]); }
+            if (auto c = n->out2.GetConnected()) { adj_list[index_map[c->owner]].insert(index_map[raw_node]); }
+        }
     }
 
     // TODO add cases for all new types of nodes
@@ -177,26 +191,20 @@ Result<> Application::ExecuteGraph() {
                 break;
             }
         }
-        if (not changed) {
-            return Error("Graph has cycle");
-        }
+        if (not changed) { return Error("Graph has cycle"); }
     }
     for (auto node : sorted_nodes) { Try(node->Run()); }
-    return{};
+    return {};
 }
 
 void Application::OnKeyPressed(i32 key) {
-    if ((key == KEY_EQUAL or key == KEY_KP_ADD) and current_state == State::DEFAULT) {
-        current_state = State::ADDING;
-    }
+    if ((key == KEY_EQUAL or key == KEY_KP_ADD) and current_state == State::DEFAULT) { current_state = State::ADDING; }
     if (current_state != State::EDITING) return;
     if (key == KEY_DELETE) {
-        for(auto& node : nodes) {
-            for (auto raw_port: node->ports) {
-                if (auto port = dynamic_cast<OutputPort*>(raw_port)) {
-                    if (auto a = port->GetConnected(); a and a->owner == selected_node) {
-                        port->Disconnect();
-                    }
+        for (auto &node : nodes) {
+            for (auto raw_port : node->ports) {
+                if (auto port = dynamic_cast<OutputPort *>(raw_port)) {
+                    if (auto a = port->GetConnected(); a and a->owner == selected_node) { port->Disconnect(); }
                 }
             }
         }
@@ -257,8 +265,18 @@ void Application::Render() {
         offset += 20;
     }
     if (current_state == State::ADDING) {
+        auto maxx = GetScreenWidth();
+        auto currentx = 10;
+        auto currenty = 10;
         for (auto b : add_buttons) {
+            b.pos_x = currentx;
+            b.pos_y = currenty;
             b.Render();
+            currentx += 210;
+            if (currentx + 200 > maxx) {
+                currentx = 10;
+                currenty += 25;
+            }
         }
     } else {
         if (selected_port) { DrawLine(selected_port->pos_x, selected_port->pos_y, GetMouseX(), GetMouseY(), BLACK); }

src/Node.cppm

@@ -1,5 +1,5 @@
 module;
-#include <print>
+#include <clopts.hh>
 #include <raylib.h>
 #include <string>
 #include <vector>
@@ -7,6 +7,8 @@ export module Node;
 export import :Port;
 import Base;
 
+using command_line_options::detail::list;
+using command_line_options::detail::static_string;
 export namespace ffmpegraph {
 
 struct Node {
@@ -27,14 +29,18 @@ struct Node {
     std::vector<Port*> ports;
     virtual Result<> Run() = 0;
     virtual void OnDisconnect() {}
+    virtual void OnConnect() {}
 protected:
     i32 width = min_port_width;
 };
+
 struct InputNode : Node {
     InputNode();
     Label label;
-    InputPort filename_port;
-    OutputPort output_port;
+    InputPort prev;
+    InputPort opts;
+    InputPort filename;
+    OutputPort out;
     Result<> Run() override;
 };
 
@@ -42,8 +48,9 @@ struct OutputNode : Node {
     OutputNode();
     Result<> Run() override;
     Label label;
-    InputPort in_data;
-    InputPort in_filename;
+    InputPort prev;
+    InputPort opts;
+    InputPort filename;
 };
 
 struct StringConstantNode : Node {
@@ -63,7 +70,105 @@ struct StreamSpecConstantNode : Node {
 };
 
 struct SplitterNode : Node {
+    SplitterNode();
+    Result<> Run() override;
+    void OnDisconnect() override;
+    void OnConnect() override;
+
+    Label label;
+    InputPort in;
+    OutputPort out1;
+    OutputPort out2;
+};
+
+template <static_string name, static_string ffmpegopt, PortTypeE arg_type, static_string arg_name = "Arg">
+struct OptionNode : Node {
+    OptionNode()
+        : label(std::string(name.sv()), this)
+        , prev("Chain", this, PortTypeE::OPTIONS)
+        , arg(std::string(arg_name.sv()), this, arg_type)
+        , out("Out", this, PortTypeE::OPTIONS) {
+        ports.push_back(&label);
+        ports.push_back(&prev);
+        ports.push_back(&arg);
+        ports.push_back(&out);
+    }
+    Result<> Run() override {
+        out.SetValue(std::format("{} {} {}", prev.GetValue(), ffmpegopt.sv(), arg.GetValue()));
+        return {};
+    }
+
+    Label label;
+    InputPort prev;
+    InputPort arg;
+    OutputPort out;
+    static constexpr std::string_view label_view = name.sv();
+};
+
+template <static_string name, static_string ffmpegopt, PortTypeE arg_type, static_string arg_name = "Arg">
+struct SpecOptionNode : Node {
+    SpecOptionNode()
+        : label(std::string(name.sv()), this)
+        , prev("Chain", this, PortTypeE::OPTIONS)
+        , spec("spec", this, PortTypeE::STREAM)
+        , arg(std::string(arg_name.sv()), this, arg_type)
+        , out("Out", this, PortTypeE::OPTIONS) {
+        ports.push_back(&label);
+        ports.push_back(&prev);
+        ports.push_back(&spec);
+        ports.push_back(&arg);
+        ports.push_back(&out);
+    }
+    Result<> Run() override {
+        out.SetValue(
+            std::format(
+                "{} {}{}{} {}", prev.GetValue(), ffmpegopt.sv(), std::get_if<Unit>(&spec.GetValue()) ? "" : ":",
+                spec.GetValue(), arg.GetValue()
+            )
+        );
+        return {};
+    }
 
+    Label label;
+    InputPort prev;
+    InputPort spec;
+    InputPort arg;
+    OutputPort out;
+    static constexpr std::string_view label_view = name.sv();
 };
 
-}
+// General options
+using ForceFormatOptionNode = OptionNode<"Force Format", "-f", PortTypeE::STRING>;
+using StreamLoopOptionNode = OptionNode<"Loop Stream", "-stream_loop", PortTypeE::INT, "Count">;
+using DurationOptionNode = OptionNode<"Duration", "-t", PortTypeE::DURATION>;
+using PositionOptionNode = OptionNode<"Position", "-to", PortTypeE::DURATION>;
+using SizeLimitOptionNode = OptionNode<"Size Limit", "-fs", PortTypeE::INT, "Bytes">;
+using SeekStartOptionNode = OptionNode<"Seek from Start", "-ss", PortTypeE::DURATION>;
+using SeekEndOptionNode = OptionNode<"Seek from End", "-sseof", PortTypeE::DURATION>;
+using SyncToOptionNode = OptionNode<"Sync to Input", "-isync", PortTypeE::INT, "Input index">;
+using InputTimeOffsetOptionNode = OptionNode<"Input Time Offset", "-itsoffset", PortTypeE::DURATION>;
+using InputTimeScaleOptionNode = OptionNode<"Input Time Scale", "-itsscale", PortTypeE::DURATION>;
+using TimestampOptionNode = OptionNode<"Output Timestamp", "-timestamp", PortTypeE::STRING>;
+using TargetOptionNode = OptionNode<"Target", "-target", PortTypeE::STRING>;
+using DiscardAllOptionNode = OptionNode<"Discard All", "-dn", PortTypeE::STRING, "IGNORED">;
+using AttachOptionNode = OptionNode<"Attach", "-attach", PortTypeE::STRING, "Filename">;
+using CodecOptionNode = SpecOptionNode<"Codec", "-c", PortTypeE::STRING>;
+using DispositionOptionNode = SpecOptionNode<"Disposition", "-disposition", PortTypeE::STRING>;
+using FrameLimitOptionNode = SpecOptionNode<"Frame Limit", "-frames", PortTypeE::INT, "Count">;
+using QualityScaleOptionNode = SpecOptionNode<"Quality Scale", "-qscale", PortTypeE::STRING>;
+using PresetOptionNode = SpecOptionNode<"Preset", "-pre", PortTypeE::STRING>;
+using ExtractAttachment = SpecOptionNode<"Extract Attachment", "-dump_attachment", PortTypeE::STRING, "Filename">;
+using AllOptions = list<
+    ForceFormatOptionNode, StreamLoopOptionNode, DurationOptionNode, PositionOptionNode, SizeLimitOptionNode,
+    SeekStartOptionNode, SeekEndOptionNode, SyncToOptionNode, InputTimeOffsetOptionNode, InputTimeScaleOptionNode,
+    TimestampOptionNode, TargetOptionNode, DiscardAllOptionNode, AttachOptionNode, CodecOptionNode,
+    DispositionOptionNode, FrameLimitOptionNode, QualityScaleOptionNode, PresetOptionNode, ExtractAttachment>;
+
+// -program [title=title:][program_num=program_num:]st=stream[:st=stream...]
+// -stream_group
+// [map=input_file_id=stream_group][type=type:]st=stream[:st=stream][:stg=stream_group][:id=stream_group_id...]
+// -filter[:stream_specifier] filtergraph
+// -reinit_filter[:stream_specifier] integer
+// -metadata[:metadata_specifier] key=value
+
+}    // namespace ffmpegraph

src/Nodes/InputNode.cpp

@@ -5,17 +5,21 @@ module Node;
 using namespace ffmpegraph;
 
 InputNode::InputNode()
-    : label("Input File", this)
-    , filename_port("Filename", this, PortTypeE::STRING)
-    , output_port("Out", this, PortTypeE::STRING) {
+    : label("File Input", this)
+    , prev("Chain", this, PortTypeE::INPUTS)
+    , opts("Options", this, PortTypeE::OPTIONS)
+    , filename("Filename", this, PortTypeE::STRING)
+    , out("Out", this, PortTypeE::INPUTS) {
     ports.push_back(&label);
-    ports.push_back(&filename_port);
-    ports.push_back(&output_port);
+    ports.push_back(&prev);
+    ports.push_back(&opts);
+    ports.push_back(&filename);
+    ports.push_back(&out);
 }
 
 Result<> InputNode::Run() {
-    auto data = std::get_if<std::string>(&filename_port.GetValue());
+    auto data = std::get_if<std::string>(&filename.GetValue());
     if (not data or data->empty()) return Error("File Input needs a filename ");
-    output_port.SetValue(std::format("-i {}", *data));
+    out.SetValue(std::format("{} {} -i '{}'", prev.GetValue(), opts.GetValue(),  *data));
     return {};
 }

src/Nodes/OutputNode.cpp

@@ -1,20 +1,24 @@
 module;
+#include <string>
 #include <variant>
 module Node;
 using namespace ffmpegraph;
 
 OutputNode::OutputNode()
     : label("File Output", this)
-    , in_data("Data", this, PortTypeE::STRING)
-    , in_filename("File", this, PortTypeE::STRING) {
+    , prev("Chain", this, PortTypeE::INPUTS)
+    , opts("Opts", this, PortTypeE::OPTIONS)
+    , filename("File", this, PortTypeE::STRING) {
     ports.push_back(&label);
-    ports.push_back(&in_data);
-    ports.push_back(&in_filename);
+    ports.push_back(&prev);
+    ports.push_back(&opts);
+    ports.push_back(&filename);
 }
+
 Result<> OutputNode::Run() {
-    auto data = std::get_if<std::string>(&in_data.GetValue());
+    auto data = std::get_if<std::string>(&prev.GetValue());
     if (not data) return {};
-    auto fname = std::get_if<std::string>(&in_filename.GetValue());
+    auto fname = std::get_if<std::string>(&filename.GetValue());
     auto path = fname and not fname->empty() ? std::string_view{*fname} : "/tmp/ffmpegraph_out";
-    return Error("ffmpeg {} {}", *data, path);
+    return Error("ffmpeg -nostdin {} {} '{}'", *data, opts.GetValue(), path);
 }

src/Nodes/SplitterNode.cpp

@@ -0,0 +1,34 @@
+module Node;
+import Base;
+using namespace ffmpegraph;
+
+SplitterNode::SplitterNode()
+    : label("Splitter", this)
+    , in("Input", this, PortTypeE::GENERIC)
+    , out1("Output", this, PortTypeE::GENERIC)
+    , out2("Output", this, PortTypeE::GENERIC) {
+    ports.push_back(&label);
+    ports.push_back(&in);
+    ports.push_back(&out1);
+    ports.push_back(&out2);
+}
+
+Result<> SplitterNode::Run() {
+    out1.SetValue(in.GetValue());
+    out2.SetValue(in.GetValue());
+    return {};
+}
+
+void SplitterNode::OnConnect() {
+    out1.type = out2.type = in.type;
+}
+
+
+void SplitterNode::OnDisconnect() {
+    in.type = out1.type = out2.type = PortTypeE::GENERIC;
+    out1.Disconnect();
+    out2.Disconnect();
+}
+
+
+

src/Nodes/StreamSpecConstantNode.cpp

@@ -2,7 +2,7 @@ module Node;
 using namespace ffmpegraph;
 
 StreamSpecConstantNode::StreamSpecConstantNode()
-    : label("Stream Specifier Constant", this), in("Stream Specifier", this), out("Out", this, PortTypeE::STREAM_SPEC) {
+    : label("Stream Specifier Constant", this), in("Stream Specifier", this), out("Out", this, PortTypeE::STREAM) {
     ports.push_back(&label);
     ports.push_back(&in);
     ports.push_back(&out);

src/Port.cppm

@@ -12,7 +12,10 @@ enum struct PortTypeE {
     GENERIC,
     INT,
     STRING,
-    STREAM_SPEC
+    STREAM,
+    OPTIONS,
+    INPUTS,
+    DURATION,
 };
 
 struct PortType {
@@ -29,9 +32,12 @@ template <> struct std::formatter<ffmpegraph::PortType> : std::formatter<std::st
         auto s = [data] -> string_view {
             switch (data.t) {
                 case ffmpegraph::PortTypeE::INT: return "integer";
-                case ffmpegraph::PortTypeE::STREAM_SPEC: return "stream spec";
+                case ffmpegraph::PortTypeE::STREAM: return "stream";
                 case ffmpegraph::PortTypeE::STRING: return "string";
                 case ffmpegraph::PortTypeE::GENERIC: return "any";
+                case ffmpegraph::PortTypeE::OPTIONS: return "options";
+                case ffmpegraph::PortTypeE::INPUTS: return "inputs";
+                case ffmpegraph::PortTypeE::DURATION: return "duration";
                 default: return "unknown_type";
             }
         }();
@@ -40,7 +46,7 @@ template <> struct std::formatter<ffmpegraph::PortType> : std::formatter<std::st
 };
 
 export namespace ffmpegraph {
-constexpr i32 min_port_width = 100;
+constexpr i32 min_port_width = 20;
 using PortData = std::variant<i32, std::string, std::monostate>;
 }
 
@@ -48,7 +54,7 @@ template <> struct std::formatter<ffmpegraph::PortData> : std::formatter<std::st
     template <class FormatContext> auto format(ffmpegraph::PortData const& data, FormatContext& ctx) const {
         auto repr = std::visit(
             utils::Overloaded{
-                [](std::monostate) { return "()"s; },
+                [](std::monostate) { return ""s; },
                 [](std::string const& x) { return x; },
                 [](i32 x) { return std::to_string(x); },
             },
@@ -75,18 +81,17 @@ struct OutputPort;
 
 struct InputPort : Port {
 protected:
-    PortType type;
     PortData value = std::monostate{};
 public:
     InputPort(std::string name, Node* owner, PortType type) : Port(std::move(name), owner), type(type) {}
     PortData const& GetValue() const;
+    PortType type;
     i32 Render(i32 x, i32 y, i32 width) override;
 
     friend OutputPort;
 };
 struct OutputPort : Port {
 protected:
-    PortType type;
     InputPort* connected = nullptr;
 public:
     OutputPort(std::string name, Node* owner, PortType type) : Port(std::move(name), owner), type(type) {}
@@ -94,6 +99,7 @@ public:
     bool TryConnect(InputPort& ip);
     InputPort* GetConnected() const { return connected; }
     void Disconnect();
+    PortType type;
     i32 Render(i32 x, i32 y, i32 width) override;
 };
 

src/Ports/InputPort.cpp

@@ -14,8 +14,3 @@ i32 InputPort::Render(i32 x, i32 y, i32 width) {
     DrawCircle(x, y + 10, 2.5f, BLACK);
     return 10 + MeasureText(formatted.c_str(), 10);
 }
-i32 Label::Render(i32 x, i32 y, i32 width) {
-    DrawRectangleLines(x, y, width, 20, BLACK);
-    DrawText(name.c_str(), x + 5, y + 5, 10, BLACK);
-    return 10 + MeasureText(name.c_str(), 10);
-}

src/Ports/Label.cpp

@@ -0,0 +1,10 @@
+module;
+#include <raylib.h>
+module Node;
+using namespace ffmpegraph;
+
+i32 Label::Render(i32 x, i32 y, i32 width) {
+    DrawRectangleLines(x, y, width, 20, BLACK);
+    DrawText(name.c_str(), x + 5, y + 5, 10, BLACK);
+    return 10 + MeasureText(name.c_str(), 10);
+}

src/Ports/OutputPort.cpp

@@ -1,6 +1,6 @@
 module;
-#include <raylib.h>
 #include <format>
+#include <raylib.h>
 module Node;
 using namespace ffmpegraph;
 
@@ -8,16 +8,19 @@ void OutputPort::SetValue(PortData value) {
     if (connected) { connected->value = std::move(value); }
 }
 bool OutputPort::TryConnect(InputPort& ip) {
+    if (ip.type == PortTypeE::GENERIC) {
+        ip.type = type;
+        ip.owner->OnConnect();
+    }
     if (ip.type == type) {
         connected = &ip;
+
         return true;
     }
     return false;
 }
 void OutputPort::Disconnect() {
-    if (connected) {
-        connected->owner->OnDisconnect();
-    }
+    if (connected) { connected->owner->OnDisconnect(); }
     connected = nullptr;
 }
 i32 OutputPort::Render(i32 x, i32 y, i32 width) {