atrac1: convert to lavu/tx
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configure
vendored
2
configure
vendored
@ -2791,7 +2791,7 @@ asv1_decoder_select="blockdsp bswapdsp idctdsp"
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asv1_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
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asv2_decoder_select="blockdsp bswapdsp idctdsp"
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asv2_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
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atrac1_decoder_select="mdct sinewin"
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atrac1_decoder_select="sinewin"
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atrac3_decoder_select="mdct"
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atrac3al_decoder_select="mdct"
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atrac3p_decoder_select="mdct sinewin"
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@ -32,12 +32,12 @@
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#include "libavutil/float_dsp.h"
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#include "libavutil/mem_internal.h"
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#include "libavutil/tx.h"
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#include "avcodec.h"
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#include "codec_internal.h"
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#include "decode.h"
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#include "get_bits.h"
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#include "fft.h"
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#include "sinewin.h"
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#include "atrac.h"
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@ -80,7 +80,8 @@ typedef struct AT1Ctx {
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DECLARE_ALIGNED(32, float, mid)[256];
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DECLARE_ALIGNED(32, float, high)[512];
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float* bands[3];
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FFTContext mdct_ctx[3];
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AVTXContext *mdct_ctx[3];
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av_tx_fn mdct_fn[3];
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void (*vector_fmul_window)(float *dst, const float *src0,
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const float *src1, const float *win, int len);
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} AT1Ctx;
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@ -93,7 +94,8 @@ static const uint8_t mdct_long_nbits[3] = {7, 7, 8};
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static void at1_imdct(AT1Ctx *q, float *spec, float *out, int nbits,
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int rev_spec)
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{
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FFTContext* mdct_context = &q->mdct_ctx[nbits - 5 - (nbits > 6)];
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AVTXContext *mdct_context = q->mdct_ctx[nbits - 5 - (nbits > 6)];
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av_tx_fn mdct_fn = q->mdct_fn[nbits - 5 - (nbits > 6)];
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int transf_size = 1 << nbits;
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if (rev_spec) {
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@ -101,7 +103,7 @@ static void at1_imdct(AT1Ctx *q, float *spec, float *out, int nbits,
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for (i = 0; i < transf_size / 2; i++)
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FFSWAP(float, spec[i], spec[transf_size - 1 - i]);
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}
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mdct_context->imdct_half(mdct_context, out, spec);
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mdct_fn(mdct_context, out, spec, sizeof(float));
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}
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@ -322,9 +324,9 @@ static av_cold int atrac1_decode_end(AVCodecContext * avctx)
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{
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AT1Ctx *q = avctx->priv_data;
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ff_mdct_end(&q->mdct_ctx[0]);
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ff_mdct_end(&q->mdct_ctx[1]);
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ff_mdct_end(&q->mdct_ctx[2]);
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av_tx_uninit(&q->mdct_ctx[0]);
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av_tx_uninit(&q->mdct_ctx[1]);
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av_tx_uninit(&q->mdct_ctx[2]);
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return 0;
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}
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@ -335,6 +337,7 @@ static av_cold int atrac1_decode_init(AVCodecContext *avctx)
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AT1Ctx *q = avctx->priv_data;
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AVFloatDSPContext *fdsp;
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int channels = avctx->ch_layout.nb_channels;
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float scale = -1.0 / (1 << 15);
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int ret;
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avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
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@ -351,12 +354,15 @@ static av_cold int atrac1_decode_init(AVCodecContext *avctx)
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}
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/* Init the mdct transforms */
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if ((ret = ff_mdct_init(&q->mdct_ctx[0], 6, 1, -1.0/ (1 << 15))) ||
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(ret = ff_mdct_init(&q->mdct_ctx[1], 8, 1, -1.0/ (1 << 15))) ||
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(ret = ff_mdct_init(&q->mdct_ctx[2], 9, 1, -1.0/ (1 << 15)))) {
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av_log(avctx, AV_LOG_ERROR, "Error initializing MDCT\n");
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if ((ret = av_tx_init(&q->mdct_ctx[0], &q->mdct_fn[0], AV_TX_FLOAT_MDCT,
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1, 32, &scale, 0) < 0))
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return ret;
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if ((ret = av_tx_init(&q->mdct_ctx[1], &q->mdct_fn[1], AV_TX_FLOAT_MDCT,
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1, 128, &scale, 0) < 0))
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return ret;
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if ((ret = av_tx_init(&q->mdct_ctx[2], &q->mdct_fn[2], AV_TX_FLOAT_MDCT,
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1, 256, &scale, 0) < 0))
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return ret;
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}
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ff_init_ff_sine_windows(5);
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