Output.h File

Output Node — terminal sink that exposes pulled samples to Run::pull(). More...

Included Headers

#include "builder/Node.h" #include <memory> #include <string> #include <utility> #include <vector>

Namespaces Index

namespace	simaai
namespace	neat
namespace	nodes

Classes Index

struct	OutputOptions
	Buffering / sync options for the Output Node. More...
class	Output
	Pull-side terminal sink. More...

Description

Output Node — terminal sink that exposes pulled samples to Run::pull().

Wraps an appsink-style element. Place at the end of a Graph that uses async-mode (Run::pull()). For sync-mode pipelines that write directly to a file, use the file-output Graph fragments instead.

File Listing

The file content with the documentation metadata removed is:

1

10#pragma once

11

12#include "builder/Node.h"

13

14#include <memory>

15#include <string>

16#include <utility>

17#include <vector>

18

19namespace simaai::neat {

20

30enum class CombinePolicy {

33 None,

34

37 ByFrame,

38

41 ByPts,

42};

43

52struct OutputOptions {

53 int max_buffers = 4;

54 bool drop = false;

55 bool sync = false;

56 CombinePolicy combine_policy = CombinePolicy::None;

57

59 static OutputOptions Latest();

61 static OutputOptions EveryFrame(int max_buffers = 30);

63 static OutputOptions Clocked(int max_buffers = 1);

64};

65

71class Output final : public Node {

72public:

74 Output() = default;

76 explicit Output(std::string name) : endpoint_name_(std::move(name)) {}

78 explicit Output(OutputOptions opt) : opt_(std::move(opt)) {}

80 Output(std::string name, OutputOptions opt)

81 : opt_(std::move(opt)), endpoint_name_(std::move(name)) {}

82

84 const OutputOptions& options() const {

85 return opt_;

86 }

87

89 std::string kind() const override {

90 return "Output";

91 }

93 std::string user_label() const override {

94 return endpoint_name_;

95 }

97 const std::string& endpoint_name() const noexcept {

98 return endpoint_name_;

99 }

101 NodeCapsBehavior caps_behavior() const override {

102 return NodeCapsBehavior::Dynamic;

103 }

105 std::string backend_fragment(int node_index) const override;

107 std::vector<std::string> element_names(int node_index) const override;

108

109private:

110 OutputOptions opt_;

111 std::string endpoint_name_;

112};

113

114} // namespace simaai::neat

115

116namespace simaai::neat::nodes {

118std::shared_ptr<simaai::neat::Node> Output(OutputOptions opt = {});

120std::shared_ptr<simaai::neat::Node> Output(std::string name, OutputOptions opt = {});

121} // namespace simaai::neat::nodes

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