erikd@coltrane > cat tests/benchmark-0.0.28         
Benchmarking libsndfile-0.0.28
------------------------------
Each test takes a little over 5 seconds.

    Raw write PCM_16  :   31022959 samples per sec
    Raw read  PCM_16  :   63471874 samples per sec

Native endian I/O :
    Write short   to  PCM_16 :  83.19% of raw write
    Read  short  from PCM_16 :  82.28% of raw read
    Write int     to  PCM_24 :  30.81% of raw write
    Read  int    from PCM_24 :  32.92% of raw read
    Write float   to  PCM_16 :  17.70% of raw write
    Read  float  from PCM_16 :  43.64% of raw read
    Write float   to  PCM_24 :  15.09% of raw write
    Read  float  from PCM_24 :  27.79% of raw read
    Write float   to  PCM_32 :  14.32% of raw write
    Read  float  from PCM_32 :  34.42% of raw read
    Write float   to  FLOAT  :  28.64% of raw write
    Read  float  from FLOAT  :  56.77% of raw read

Endian swapped I/O :
    Write short   to  PCM_16 :  44.04% of raw write
    Read  short  from PCM_16 :  49.46% of raw read
    Write int     to  PCM_24 :  28.92% of raw write
    Read  int    from PCM_24 :  33.10% of raw read
    Write float   to  PCM_16 :  17.30% of raw write
    Read  float  from PCM_16 :  31.46% of raw read
    Write float   to  PCM_24 :  14.62% of raw write
    Read  float  from PCM_24 :  27.64% of raw read
    Write float   to  PCM_32 :  13.65% of raw write
    Read  float  from PCM_32 :  22.41% of raw read
    Write float   to  FLOAT  :  19.13% of raw write
    Read  float  from FLOAT  :  26.21% of raw read

erikd@coltrane > tests/benchmark 
Benchmarking libsndfile-1.0.0
-----------------------------
Each test takes a little over 5 seconds.

    Raw write PCM_16  :   29884416 samples per sec
    Raw read  PCM_16  :   63347175 samples per sec

Native endian I/O :
    Write short   to  PCM_16 :  88.24% of raw write
    Read  short  from PCM_16 :  82.76% of raw read
    Write int     to  PCM_24 :  34.95% of raw write
    Read  int    from PCM_24 :  37.17% of raw read
    Write int     to  PCM_32 :  43.86% of raw write
    Read  int    from PCM_32 :  41.22% of raw read
    Write float   to  PCM_16 :  42.07% of raw write
    Read  float  from PCM_16 :  44.25% of raw read
    Write float   to  PCM_24 :  32.43% of raw write
    Read  float  from PCM_24 :  28.93% of raw read
    Write float   to  PCM_32 :  25.60% of raw write
    Read  float  from PCM_32 :  31.10% of raw read
    Write float   to  FLOAT  :  45.55% of raw write
    Read  float  from FLOAT  :  57.41% of raw read

Endian swapped I/O :
    Write short   to  PCM_16 :  43.46% of raw write
    Read  short  from PCM_16 :  43.99% of raw read
    Write int     to  PCM_24 :  35.09% of raw write
    Read  int    from PCM_24 :  37.34% of raw read
    Write int     to  PCM_32 :  24.05% of raw write
    Read  int    from PCM_32 :  19.74% of raw read
    Write float   to  PCM_16 :  40.25% of raw write
    Read  float  from PCM_16 :  32.15% of raw read
    Write float   to  PCM_24 :  31.02% of raw write
    Read  float  from PCM_24 :  28.82% of raw read
    Write float   to  PCM_32 :  23.54% of raw write
    Read  float  from PCM_32 :  23.65% of raw read
    Write float   to  FLOAT  :  24.87% of raw write
    Read  float  from FLOAT  :  20.28% of raw read