source: downloads/ogre/Tools/LightwaveConverter/include/lwClip.h @ 42

#ifndef _LWCLIP_H_
#define _LWCLIP_H_

class lwClipStill
{
public:
        lwClipStill()
        {
                name = 0;
        }
        ~lwClipStill()
        {
                if (name) free(name);
        }
        char *name;
};

class lwClipSeq
{
public:
        lwClipSeq()
        {
                prefix = 0;
                suffix = 0;
        }
        ~lwClipSeq()
        {
                        if (prefix) free(prefix);
                        if (suffix) free(suffix);
        }
        char          *prefix;              /* filename before sequence digits */
        char          *suffix;              /* after digits, e.g. extensions */
        int            digits;
        int            flags;
        int            offset;
        int            start;
        int            end;
};

class lwClipAnim
{
public:
        lwClipAnim()
        {
                name = 0;
                server = 0;
                data = 0;
        }
        ~lwClipAnim()
        {
                if (name) free(name);
                if (server) free(server);
                if (data) free(data);
        }
        char          *name;
        char          *server;              /* anim loader plug-in */
        void          *data;
};

class lwClipXRef
{
public:
        lwClipXRef()
        {
                string = 0;
                clip = 0;
        }
        ~lwClipXRef()
        {
                if (string) free(string);
        }

        char          *string;
        int            index;
        class lwClip  *clip;
};

class lwClipCycle {
public:
        lwClipCycle()
        {
                name = 0;
        }
        ~lwClipCycle()
        {
                if (name) free(name);
        }
        char          *name;
        int            lo;
        int            hi;
};

class lwClip {
public:
        lwClip()
        {
                source.still = 0;
                contrast.val = 1.0f;
                brightness.val = 1.0f;
                saturation.val = 1.0f;
                gamma.val = 1.0f;
        }
        
        ~lwClip()
        {
                unsigned int i;
                for (i=0; i < ifilters.size(); delete ifilters[i++]);
                for (i=0; i < pfilters.size(); delete pfilters[i++]);
                
                if (source.still)
                {
                        switch (type)
                        {
                        case ID_STIL:
                                delete source.still;
                                break;
                        case ID_ISEQ:
                                delete source.seq;
                                break;
                        case ID_ANIM:
                                delete source.anim;
                                break;
                        case ID_XREF:
                                delete source.xref;
                                break;
                        case ID_STCC:
                                delete source.cycle;
                                break;
                        default:
                                ;
                        }
                }
        }
        int               index;
        unsigned int      type;                /* ID_STIL, ID_ISEQ, etc. */
        union {
                lwClipStill  *still;
                lwClipSeq    *seq;
                lwClipAnim   *anim;
                lwClipXRef   *xref;
                lwClipCycle  *cycle;
        }                 source;
        float             start_time;
        float             duration;
        float             frame_rate;
        lwEParam          contrast;
        lwEParam          brightness;
        lwEParam          saturation;
        lwEParam          hue;
        lwEParam          gamma;
        int               negative;
        vplugins ifilters;             /* linked list of image filters */
        vplugins pfilters;             /* linked list of pixel filters */
};

typedef vector<lwClip*> vclips;

#endif // _LWCLIP_H_