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avfft: wrap lavu/tx instead of ff_mdct

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Lynne 2022-11-10 11:26:33 +01:00
parent dfcd4bbf51
commit 517e4fcca6
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GPG Key ID: A2FEA5F03F034464
1 changed files with 30 additions and 13 deletions
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43
libavcodec/avfft.c
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@ -75,43 +75,60 @@ av_cold void av_fft_end(FFTContext *s)
}
}
#if CONFIG_MDCT
FFTContext *av_mdct_init(int nbits, int inverse, double scale)
{
FFTContext *s = av_malloc(sizeof(*s));
int ret;
float scale_f = scale;
AVTXWrapper *s = av_malloc(sizeof(*s));
if (!s)
return NULL;
if (s && ff_mdct_init(s, nbits, inverse, scale))
av_freep(&s);
ret = av_tx_init(&s->ctx, &s->fn, AV_TX_FLOAT_MDCT, inverse, 1 << (nbits - 1), &scale_f, 0);
if (ret < 0) {
av_free(s);
return NULL;
}
return s;
if (inverse) {
ret = av_tx_init(&s->ctx2, &s->fn2, AV_TX_FLOAT_MDCT, inverse, 1 << (nbits - 1),
&scale_f, AV_TX_FULL_IMDCT);
if (ret < 0) {
av_tx_uninit(&s->ctx);
av_free(s);
return NULL;
}
}
return (FFTContext *)s;
}
void av_imdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input)
{
s->imdct_calc(s, output, input);
AVTXWrapper *w = (AVTXWrapper *)s;
w->fn2(w->ctx2, output, (void *)input, sizeof(float));
}
void av_imdct_half(FFTContext *s, FFTSample *output, const FFTSample *input)
{
s->imdct_half(s, output, input);
AVTXWrapper *w = (AVTXWrapper *)s;
w->fn(w->ctx, output, (void *)input, sizeof(float));
}
void av_mdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input)
{
s->mdct_calc(s, output, input);
AVTXWrapper *w = (AVTXWrapper *)s;
w->fn(w->ctx, output, (void *)input, sizeof(float));
}
av_cold void av_mdct_end(FFTContext *s)
{
if (s) {
ff_mdct_end(s);
av_free(s);
AVTXWrapper *w = (AVTXWrapper *)s;
av_tx_uninit(&w->ctx);
av_free(w);
}
}
#endif /* CONFIG_MDCT */
#if CONFIG_RDFT
RDFTContext *av_rdft_init(int nbits, enum RDFTransformType trans)