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https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
floatdsp: move butterflies_float from dsputil to avfloatdsp.
This makes wmadec/enc, twinvq and mpegaudiodec (i.e. mp2/mp3) independent of dsputil.
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42d3246948
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5959bfaca3
@ -1693,9 +1693,9 @@ static void apply_mid_side_stereo(AACContext *ac, ChannelElement *cpe)
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if (cpe->ms_mask[idx] &&
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cpe->ch[0].band_type[idx] < NOISE_BT && cpe->ch[1].band_type[idx] < NOISE_BT) {
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for (group = 0; group < ics->group_len[g]; group++) {
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ac->dsp.butterflies_float(ch0 + group * 128 + offsets[i],
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ch1 + group * 128 + offsets[i],
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offsets[i+1] - offsets[i]);
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ac->fdsp.butterflies_float(ch0 + group * 128 + offsets[i],
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ch1 + group * 128 + offsets[i],
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offsets[i+1] - offsets[i]);
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}
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}
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}
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@ -142,7 +142,6 @@ void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
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void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
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void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int);
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void ff_butterflies_float_neon(float *v1, float *v2, int len);
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float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len);
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void ff_vector_clipf_neon(float *dst, const float *src, float min, float max,
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@ -294,7 +293,6 @@ void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx)
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c->avg_h264_qpel_pixels_tab[1][15] = ff_avg_h264_qpel8_mc33_neon;
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}
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c->butterflies_float = ff_butterflies_float_neon;
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c->scalarproduct_float = ff_scalarproduct_float_neon;
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c->vector_clipf = ff_vector_clipf_neon;
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c->vector_clip_int32 = ff_vector_clip_int32_neon;
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@ -531,18 +531,6 @@ function ff_add_pixels_clamped_neon, export=1
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bx lr
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endfunc
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function ff_butterflies_float_neon, export=1
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1: vld1.32 {q0},[r0,:128]
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vld1.32 {q1},[r1,:128]
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vsub.f32 q2, q0, q1
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vadd.f32 q1, q0, q1
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vst1.32 {q2},[r1,:128]!
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vst1.32 {q1},[r0,:128]!
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subs r2, r2, #4
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bgt 1b
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bx lr
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endfunc
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function ff_scalarproduct_float_neon, export=1
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vmov.f32 q2, #0.0
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1: vld1.32 {q0},[r0,:128]!
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@ -2353,17 +2353,6 @@ WRAPPER8_16_SQ(quant_psnr8x8_c, quant_psnr16_c)
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WRAPPER8_16_SQ(rd8x8_c, rd16_c)
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WRAPPER8_16_SQ(bit8x8_c, bit16_c)
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static void butterflies_float_c(float *restrict v1, float *restrict v2,
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int len)
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{
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int i;
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for (i = 0; i < len; i++) {
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float t = v1[i] - v2[i];
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v1[i] += v2[i];
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v2[i] = t;
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}
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}
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float ff_scalarproduct_float_c(const float *v1, const float *v2, int len)
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{
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float p = 0.0;
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@ -2706,7 +2695,6 @@ av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
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c->apply_window_int16 = apply_window_int16_c;
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c->vector_clip_int32 = vector_clip_int32_c;
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c->scalarproduct_float = ff_scalarproduct_float_c;
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c->butterflies_float = butterflies_float_c;
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c->shrink[0]= av_image_copy_plane;
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c->shrink[1]= ff_shrink22;
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@ -349,13 +349,6 @@ typedef struct DSPContext {
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* @param len length of vectors, multiple of 4
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*/
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float (*scalarproduct_float)(const float *v1, const float *v2, int len);
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/**
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* Calculate the sum and difference of two vectors of floats.
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* @param v1 first input vector, sum output, 16-byte aligned
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* @param v2 second input vector, difference output, 16-byte aligned
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* @param len length of vectors, multiple of 4
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*/
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void (*butterflies_float)(float *restrict v1, float *restrict v2, int len);
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/* (I)DCT */
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void (*fdct)(DCTELEM *block/* align 16*/);
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@ -36,6 +36,7 @@
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#include <stdio.h>
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#include "libavutil/channel_layout.h"
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#include "libavutil/float_dsp.h"
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#include "avcodec.h"
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#include "get_bits.h"
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#include "dsputil.h"
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@ -95,6 +96,7 @@ typedef struct {
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GetBitContext gb;
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DSPContext dsp;
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AVFloatDSPContext fdsp;
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FFTContext fft;
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DECLARE_ALIGNED(32, FFTComplex, samples)[COEFFS / 2];
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float *out_samples;
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@ -244,6 +246,7 @@ static av_cold int imc_decode_init(AVCodecContext *avctx)
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return ret;
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}
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ff_dsputil_init(&q->dsp, avctx);
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avpriv_float_dsp_init(&q->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
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avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
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avctx->channel_layout = avctx->channels == 1 ? AV_CH_LAYOUT_MONO
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: AV_CH_LAYOUT_STEREO;
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@ -959,8 +962,8 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
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}
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if (avctx->channels == 2) {
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q->dsp.butterflies_float((float *)q->frame.extended_data[0],
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(float *)q->frame.extended_data[1], COEFFS);
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q->fdsp.butterflies_float((float *)q->frame.extended_data[0],
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(float *)q->frame.extended_data[1], COEFFS);
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}
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*got_frame_ptr = 1;
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@ -25,6 +25,7 @@
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*/
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#include "libavutil/channel_layout.h"
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#include "libavutil/float_dsp.h"
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#include "avcodec.h"
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#include "get_bits.h"
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#include "internal.h"
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@ -82,7 +83,7 @@ typedef struct MPADecodeContext {
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int err_recognition;
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AVCodecContext* avctx;
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MPADSPContext mpadsp;
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DSPContext dsp;
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AVFloatDSPContext fdsp;
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AVFrame frame;
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} MPADecodeContext;
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@ -434,8 +435,8 @@ static av_cold int decode_init(AVCodecContext * avctx)
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s->avctx = avctx;
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avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
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ff_mpadsp_init(&s->mpadsp);
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ff_dsputil_init(&s->dsp, avctx);
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if (avctx->request_sample_fmt == OUT_FMT &&
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avctx->codec_id != AV_CODEC_ID_MP3ON4)
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@ -1157,7 +1158,7 @@ found2:
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/* NOTE: the 1/sqrt(2) normalization factor is included in the
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global gain */
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#if CONFIG_FLOAT
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s-> dsp.butterflies_float(g0->sb_hybrid, g1->sb_hybrid, 576);
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s->fdsp.butterflies_float(g0->sb_hybrid, g1->sb_hybrid, 576);
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#else
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tab0 = g0->sb_hybrid;
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tab1 = g1->sb_hybrid;
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@ -178,7 +178,6 @@ static const ModeTab mode_44_48 = {
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typedef struct TwinContext {
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AVCodecContext *avctx;
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AVFrame frame;
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DSPContext dsp;
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AVFloatDSPContext fdsp;
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FFTContext mdct_ctx[3];
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@ -693,7 +692,7 @@ static void imdct_output(TwinContext *tctx, enum FrameType ftype, int wtype,
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if (tctx->avctx->channels == 2) {
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memcpy(&out[1][0], &prev_buf[2*mtab->size], size1 * sizeof(out[1][0]));
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memcpy(&out[1][size1], &tctx->curr_frame[2*mtab->size], size2 * sizeof(out[1][0]));
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tctx->dsp.butterflies_float(out[0], out[1], mtab->size);
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tctx->fdsp.butterflies_float(out[0], out[1], mtab->size);
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}
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}
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@ -1157,7 +1156,6 @@ static av_cold int twin_decode_init(AVCodecContext *avctx)
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return -1;
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}
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ff_dsputil_init(&tctx->dsp, avctx);
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avpriv_float_dsp_init(&tctx->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
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if ((ret = init_mdct_win(tctx))) {
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av_log(avctx, AV_LOG_ERROR, "Error initializing MDCT\n");
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@ -82,7 +82,6 @@ int ff_wma_init(AVCodecContext *avctx, int flags2)
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|| avctx->bit_rate <= 0)
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return -1;
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ff_dsputil_init(&s->dsp, avctx);
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ff_fmt_convert_init(&s->fmt_conv, avctx);
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avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
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@ -132,7 +132,6 @@ typedef struct WMACodecContext {
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float lsp_pow_e_table[256];
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float lsp_pow_m_table1[(1 << LSP_POW_BITS)];
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float lsp_pow_m_table2[(1 << LSP_POW_BITS)];
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DSPContext dsp;
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FmtConvertContext fmt_conv;
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AVFloatDSPContext fdsp;
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@ -719,7 +719,7 @@ static int wma_decode_block(WMACodecContext *s)
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s->channel_coded[0] = 1;
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}
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s->dsp.butterflies_float(s->coefs[0], s->coefs[1], s->block_len);
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s->fdsp.butterflies_float(s->coefs[0], s->coefs[1], s->block_len);
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}
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next:
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@ -41,6 +41,8 @@ void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1,
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void ff_vector_fmul_reverse_neon(float *dst, const float *src0,
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const float *src1, int len);
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void ff_butterflies_float_neon(float *v1, float *v2, int len);
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void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp)
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{
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fdsp->vector_fmul = ff_vector_fmul_neon;
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@ -49,4 +51,5 @@ void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp)
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fdsp->vector_fmul_window = ff_vector_fmul_window_neon;
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fdsp->vector_fmul_add = ff_vector_fmul_add_neon;
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fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_neon;
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fdsp->butterflies_float = ff_butterflies_float_neon;
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}
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@ -244,3 +244,15 @@ function ff_vector_fmul_reverse_neon, export=1
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2: vst1.32 {q8-q9}, [r0,:128]!
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bx lr
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endfunc
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function ff_butterflies_float_neon, export=1
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1: vld1.32 {q0},[r0,:128]
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vld1.32 {q1},[r1,:128]
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vsub.f32 q2, q0, q1
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vadd.f32 q1, q0, q1
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vst1.32 {q2},[r1,:128]!
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vst1.32 {q1},[r0,:128]!
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subs r2, r2, #4
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bgt 1b
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bx lr
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endfunc
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@ -89,6 +89,18 @@ static void vector_fmul_reverse_c(float *dst, const float *src0,
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dst[i] = src0[i] * src1[-i];
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}
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static void butterflies_float_c(float *restrict v1, float *restrict v2,
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int len)
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{
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int i;
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for (i = 0; i < len; i++) {
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float t = v1[i] - v2[i];
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v1[i] += v2[i];
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v2[i] = t;
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}
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}
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void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
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{
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fdsp->vector_fmul = vector_fmul_c;
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@ -98,6 +110,7 @@ void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
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fdsp->vector_fmul_window = vector_fmul_window_c;
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fdsp->vector_fmul_add = vector_fmul_add_c;
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fdsp->vector_fmul_reverse = vector_fmul_reverse_c;
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fdsp->butterflies_float = butterflies_float_c;
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#if ARCH_ARM
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ff_float_dsp_init_arm(fdsp);
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@ -137,6 +137,15 @@ typedef struct AVFloatDSPContext {
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*/
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void (*vector_fmul_reverse)(float *dst, const float *src0,
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const float *src1, int len);
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/**
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* Calculate the sum and difference of two vectors of floats.
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*
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* @param v1 first input vector, sum output, 16-byte aligned
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* @param v2 second input vector, difference output, 16-byte aligned
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* @param len length of vectors, multiple of 4
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*/
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void (*butterflies_float)(float *restrict v1, float *restrict v2, int len);
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} AVFloatDSPContext;
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/**
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