diff options
Diffstat (limited to 'libavutil/tx.c')
| -rw-r--r-- | libavutil/tx.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/libavutil/tx.c b/libavutil/tx.c index b8683b416b..3b0568a5e1 100644 --- a/libavutil/tx.c +++ b/libavutil/tx.c @@ -18,6 +18,18 @@ #include "tx_priv.h" +int ff_tx_type_is_mdct(enum AVTXType type) +{ + switch (type) { + case AV_TX_FLOAT_MDCT: + case AV_TX_DOUBLE_MDCT: + case AV_TX_INT32_MDCT: + return 1; + default: + return 0; + } +} + /* Calculates the modular multiplicative inverse, not fast, replace */ static av_always_inline int mulinv(int n, int m) { @@ -35,11 +47,10 @@ int ff_tx_gen_compound_mapping(AVTXContext *s) const int n = s->n; const int m = s->m; const int inv = s->inv; - const int type = s->type; const int len = n*m; const int m_inv = mulinv(m, n); const int n_inv = mulinv(n, m); - const int mdct = type == AV_TX_FLOAT_MDCT || type == AV_TX_DOUBLE_MDCT; + const int mdct = ff_tx_type_is_mdct(s->type); if (!(s->pfatab = av_malloc(2*len*sizeof(*s->pfatab)))) return AVERROR(ENOMEM); @@ -128,6 +139,11 @@ av_cold int av_tx_init(AVTXContext **ctx, av_tx_fn *tx, enum AVTXType type, if ((err = ff_tx_init_mdct_fft_double(s, tx, type, inv, len, scale, flags))) goto fail; break; + case AV_TX_INT32_FFT: + case AV_TX_INT32_MDCT: + if ((err = ff_tx_init_mdct_fft_int32(s, tx, type, inv, len, scale, flags))) + goto fail; + break; default: err = AVERROR(EINVAL); goto fail; |