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Searched refs:fft_order (Results 1 - 2 of 2) sorted by relevance

/third_party/ffmpeg/libavcodec/
H A Dqdmc.c212 int ret, fft_size, fft_order, size, g, j, x; in qdmc_decode_init() local
265 fft_order = av_log2(fft_size) + 1; in qdmc_decode_init()
289 if ((fft_order < 7) || (fft_order > 9)) { in qdmc_decode_init()
290 avpriv_request_sample(avctx, "Unknown FFT order %d", fft_order); in qdmc_decode_init()
294 if (fft_size != (1 << (fft_order - 1))) { in qdmc_decode_init()
299 ret = av_tx_init(&s->fft_ctx, &s->itx_fn, AV_TX_FLOAT_FFT, 1, 1 << fft_order, &scale, 0); in qdmc_decode_init()
H A Dqdm2.c141 int fft_order; ///< order of FFT (actually fftorder+1) member
1709 s->fft_order = av_log2(s->fft_size) + 1; in qdm2_decode_init()
1712 if ((s->fft_order < 7) || (s->fft_order > 9)) { in qdm2_decode_init()
1713 avpriv_request_sample(avctx, "Unknown FFT order %d", s->fft_order); in qdm2_decode_init()
1724 s->sub_sampling = s->fft_order - 7; in qdm2_decode_init()
1755 if (s->fft_size != (1 << (s->fft_order - 1))) { in qdm2_decode_init()
1760 ff_rdft_init(&s->rdft_ctx, s->fft_order, IDFT_C2R); in qdm2_decode_init()

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