refactor(cli): unify streamer and testers on CLI11 parsing

include/cvmmap_streamer/config/runtime_config.hpp

@@ -8,6 +8,8 @@
 #include <string_view>
 #include <vector>
 
+#include "cvmmap_streamer/ipc/contracts.hpp"
+
 namespace cvmmap_streamer {
 
 enum class CodecType {
@@ -20,6 +22,11 @@ enum class RunMode {
 	Ingest,
 };
 
+enum class InputMode {
+	Real,
+	Dummy,
+};
+
 enum class RtmpMode {
 	Enhanced,
 	Domestic,
@@ -30,6 +37,21 @@ struct InputConfig {
 	std::string zmq_endpoint{"ipc:///tmp/cvmmap_default"};
 };
 
+struct DummyInputConfig {
+	std::uint32_t frames{0};
+	std::uint32_t fps{60};
+	std::uint16_t width{64};
+	std::uint16_t height{48};
+	std::optional<std::uint32_t> emit_reset_at{};
+	std::optional<std::uint32_t> emit_reset_every{};
+	std::string label{"dummy"};
+	std::uint8_t channels{3};
+	ipc::Depth depth{ipc::Depth::U8};
+	ipc::PixelFormat pixel_format{ipc::PixelFormat::BGR};
+	std::uint64_t start_timestamp_ns{1'000'000'000ull};
+	std::uint32_t startup_delay_ms{100};
+};
+
 struct RtmpOutputConfig {
 	bool enabled{false};
 	std::vector<std::string> urls{};
@@ -65,6 +87,8 @@ struct LatencyConfig {
 
 struct RuntimeConfig {
 	InputConfig input{};
+	DummyInputConfig dummy{};
+	InputMode input_mode{InputMode::Real};
 	RunMode run_mode{RunMode::Pipeline};
 	CodecType codec{CodecType::H264};
 	OutputsConfig outputs{};
@@ -75,6 +99,7 @@ struct RuntimeConfig {
 
 std::string_view to_string(CodecType codec);
 std::string_view to_string(RunMode mode);
+std::string_view to_string(InputMode mode);
 std::string_view to_string(RtmpMode mode);
 
 std::expected<RuntimeConfig, std::string> parse_runtime_config(int argc, char **argv);