Program Listing for File metadata-index.h

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and your use of them is governed by the express license under which they
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#pragma once

#include "metadata/queue-header.h"
#include "metadata/stream-capture-args-info.h"

#include <cstdint>
#include <map>
#include <vector>
#include <memory>

namespace gpa {
namespace serialization {

class RandomAccessSerializer;

namespace metadata {

class Keyframe;
struct ProcessInfo;
struct StreamInfoHeader;
struct TimestampHeader;
struct DeviceFeatureInfo;

class MetadataIndex
{
public:
    MetadataIndex(RandomAccessSerializer* serializer);
    ~MetadataIndex();

    StreamInfoHeader* GetStreamInfoHeader() const;
    char const* GetCapturedProcessName() const;
    Keyframe const* FindKeyframe(double pointOfInterest) const;
    Keyframe const* FindKeyframe(uint64_t timestamp) const;
    Keyframe const* GetKeyframe(uint64_t index) const;
    uint64_t StartTimestamp() const;
    uint64_t EndTimestamp() const;
    int64_t StartFrameNumber() const;
    uint64_t KeyframeCount() const;
    std::vector<QueueHeader> const& GetQueues() const;

    typedef void (*EnumerateKeyframesCallback)(Keyframe*, double /*parameter*/, void*);
    void EnumerateKeyframes(EnumerateKeyframesCallback callback, void* userData);
    serialization::metadata::StreamCaptureArgsInfo const* GetStreamCaptureArgsInfo(size_t index) const;
    size_t GetStreamCaptureArgsHistoryCount() const;
    DeviceFeatureInfo* GetDeviceFeatureInfo() const;

private:
    void OnReadStreamInfo(StreamInfoHeader const* streamInfoHeader);
    void OnReadTimestamp(TimestampHeader const* timestampHeader);
    void OnReadKeyframe(std::unique_ptr<Keyframe> keyframe);
    void OnReadQueue(QueueHeader const* queueHeader);
    void OnReadProcessInfo(ProcessInfo const* processInfo);
    void OnReadStreamArgsHistory(StreamArgsHistory* streamArgsInfo);
    void OnReadDeviceFeatureInfo(DeviceFeatureInfo* deviceFeatureInfo);

    std::unique_ptr<StreamInfoHeader> mStreamInfoHeader;
    uint64_t mStartTimestamp;
    uint64_t mEndTimestamp;
    std::map<uint64_t /*timestamp*/, std::unique_ptr<Keyframe>> mKeyframes;
    std::vector<QueueHeader> mQueues;
    std::vector<StreamCaptureArgsInfo> mStreamCaptureArgs;
    std::unique_ptr<ProcessInfo> mProcessInfo;
    std::unique_ptr<DeviceFeatureInfo> mDeviceFeatureInfo;
};

}  // namespace metadata
}  // namespace serialization
}  // namespace gpa