codec.h

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#ifndef VOLK_CODEC_H
#define VOLK_CODEC_H
 
// Add new codec implementations to this include list.
#include "volksdata/codec/codec_nt.h"
#include "volksdata/codec/codec_ttl.h"
#include "volksdata/codec/codec_trig.h"
 
/*
 * Define supported codecs.
 *
 * Add new codec implementations to this table.
 */
#define CODEC_TBL                                   \
/*          #enum suffix    #fmt    #codec if  */   \
    ENTRY(  NT,             nt,     nt_codec  )     \
    ENTRY(  TTL,            ttl,    ttl_codec )     \
    ENTRY(  TRIG,           trig,   trig_codec )    \
 


inline const VOLK_Codec *
VOLK_codec_from_fmt (const char *fmt)
{
#define ENTRY(a, b, c) if (strcmp (fmt, #b) == 0) return &c;
CODEC_TBL
 
    log_warn ("No codec found for format `%s`.", fmt);
    return NULL;
}
#undef ENTRY
 

inline VOLK_rc
VOLK_codec_decode_str (const char *data, const char *fmt, VOLK_Graph *gr)
{
    const VOLK_Codec *codec = VOLK_codec_from_fmt (fmt);
    size_t ct;
    char *err;
 
    return codec->decode_graph (NULL, data, gr, &ct, &err);
}
 

inline VOLK_rc
VOLK_codec_decode_file (FILE *fh, const char *fmt, VOLK_Graph *gr)
{
    const VOLK_Codec *codec = VOLK_codec_from_fmt (fmt);
    size_t ct;
    char *err;
 
    return codec->decode_graph (fh, NULL, gr, &ct, &err);
}
 

 
#endif  // VOLK_CODEC_H