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Sourcecode: vdr-plugin-burn version File versions  Download package

scanner.h

/*
 * See the files COPYING and README for copyright information and how to reach
 * the author.
 *
 *  $Id: scanner.h,v 1.4 2006/09/16 18:33:37 lordjaxom Exp $
 */

#ifndef VDR_BURN_SCANNER_H
#define VDR_BURN_SCANNER_H

#include "jobs.h"
#include <vector>
#include <utility>
#include <vdr/recording.h>

namespace vdr_burn
{

    class recording;

      // --- recording_index -----------------------------------------------------

    class recording_index
    {
    public:
        static const uint64_t npos = uint64_t( -1 );

        recording_index(const std::string& fileName);

        uint64_t get_bytepos(int index, bool frameEnd = false);

        std::pair<int, int> get_position(int index);
        int get_last_index() { return m_index.Last() - 1; }

    protected:
        void scan_file_sizes();

    private:
        std::string m_fileName;
        std::vector<uint64_t> m_videoFileSizes;
        cIndexFile m_index;
    };

      // --- recording_scanner ---------------------------------------------------

    class recording_scanner
    {
    public:
        recording_scanner(job* owner, const cRecording* recording);

        // scans the recording
        // throws std::runtime_error on error
        void scan();

        const recording& get_result() const  { return m_scanResult; }

    protected:
            void scan_track_description(track_info& track);
        void scan_total_sizes(recording_index& index, cMarks& marks);
        void scan_audio_track_size(track_info& track);
        void scan_video_track_size(track_info& track);

    private:
            static const int frames_into_movie = 10 * FRAMESPERSEC;
            static const int frames_to_scan = 10 * FRAMESPERSEC;

        const cRecording* m_itemToScan;
        size_pair m_totalSize;
        length_pair m_totalLength;
        recording m_scanResult;
    };

}

#endif // VDR_BURN_SCANNER_H

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