[FFmpeg-devel] [PATCH 2/3] Create a public API for FFT family of functions

[Michael Niedermayer]

On Sat, Mar 06, 2010 at 03:38:06AM +0000, Mans Rullgard wrote:
> ---
>  libavcodec/Makefile |    4 +-
>  libavcodec/avfft.c  |  142 +++++++++++++++++++++++++++++++++++++++++++++++++++
>  libavcodec/avfft.h  |   89 ++++++++++++++++++++++++++++++++
>  libavcodec/fft.h    |   28 +++--------
>  4 files changed, 240 insertions(+), 23 deletions(-)
[...]
> +FFTContext *av_fft_init(int nbits, int inverse)
> +{
> +    FFTContext *s = av_malloc(sizeof(*s));
> +
> +    if (s)
> +        ff_fft_init(s, nbits, inverse);
> +
> +    return s;
> +}

ff_fft_init() could be changed to this API and renamed to av_


[...]
> +void av_fft_end(FFTContext *s)
> +{
> +    if (s) {
> +        ff_fft_end(s);
> +        av_free(s);
> +    }
> +}
> +
> +#if CONFIG_MDCT
> +
> +FFTContext *av_mdct_init(int nbits, int inverse, double scale)
> +{
> +    FFTContext *s = av_malloc(sizeof(*s));
> +
> +    if (s)
> +        ff_mdct_init(s, nbits, inverse, scale);
> +
> +    return s;
> +}

same for the 2 above

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The worst form of inequality is to try to make unequal things equal.
-- Aristotle
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