diff options
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/opus_celt.h | 4 | ||||
| -rw-r--r-- | libavcodec/opusenc.c | 8 | ||||
| -rw-r--r-- | libavcodec/opustab.c | 10 | ||||
| -rw-r--r-- | libavcodec/opustab.h | 3 |
4 files changed, 14 insertions, 11 deletions
diff --git a/libavcodec/opus_celt.h b/libavcodec/opus_celt.h index b80ade84f2..31299912bd 100644 --- a/libavcodec/opus_celt.h +++ b/libavcodec/opus_celt.h @@ -75,8 +75,8 @@ typedef struct CeltBlock { DECLARE_ALIGNED(32, float, coeffs)[CELT_MAX_FRAME_SIZE]; /* Used by the encoder */ - DECLARE_ALIGNED(32, float, overlap)[120]; - DECLARE_ALIGNED(32, float, samples)[CELT_MAX_FRAME_SIZE]; + DECLARE_ALIGNED(32, float, overlap)[FFALIGN(CELT_OVERLAP, 16)]; + DECLARE_ALIGNED(32, float, samples)[FFALIGN(CELT_MAX_FRAME_SIZE, 16)]; /* postfilter parameters */ int pf_period_new; diff --git a/libavcodec/opusenc.c b/libavcodec/opusenc.c index 8aba291e7e..6cefd33884 100644 --- a/libavcodec/opusenc.c +++ b/libavcodec/opusenc.c @@ -210,17 +210,15 @@ static void celt_frame_mdct(OpusEncContext *s, CeltFrame *f) int i, t, ch; float *win = s->scratch; - /* I think I can use s->dsp->vector_fmul_window for transients at least */ if (f->transient) { for (ch = 0; ch < f->channels; ch++) { CeltBlock *b = &f->block[ch]; float *src1 = b->overlap; for (t = 0; t < f->blocks; t++) { float *src2 = &b->samples[CELT_OVERLAP*t]; - for (i = 0; i < CELT_OVERLAP; i++) { - win[ i] = src1[i]*ff_celt_window[i]; - win[CELT_OVERLAP + i] = src2[i]*ff_celt_window[CELT_OVERLAP - i - 1]; - } + s->dsp->vector_fmul(win, src1, ff_celt_window, CELT_OVERLAP); + s->dsp->vector_fmul_reverse(&win[CELT_OVERLAP], src2, + ff_celt_window - 8, CELT_OVERLAP + 8); src1 = src2; s->mdct[0]->mdct(s->mdct[0], b->coeffs + t, win, f->blocks); } diff --git a/libavcodec/opustab.c b/libavcodec/opustab.c index 635cc363e2..b31705297e 100644 --- a/libavcodec/opustab.c +++ b/libavcodec/opustab.c @@ -1096,7 +1096,9 @@ const float ff_celt_postfilter_taps[3][3] = { { 0.7998046875f, 0.1000976562f, 0.0 } }; -DECLARE_ALIGNED(32, const float, ff_celt_window)[120] = { +DECLARE_ALIGNED(32, static const float, ff_celt_window_padded)[136] = { + 0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f, + 0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f, 6.7286966e-05f, 0.00060551348f, 0.0016815970f, 0.0032947962f, 0.0054439943f, 0.0081276923f, 0.011344001f, 0.015090633f, 0.019364886f, 0.024163635f, 0.029483315f, 0.035319905f, 0.041668911f, 0.048525347f, 0.055883718f, @@ -1120,9 +1122,13 @@ DECLARE_ALIGNED(32, const float, ff_celt_window)[120] = { 0.99499004f, 0.99592297f, 0.99672162f, 0.99739874f, 0.99796667f, 0.99843728f, 0.99882195f, 0.99913147f, 0.99937606f, 0.99956527f, 0.99970802f, 0.99981248f, 0.99988613f, 0.99993565f, 0.99996697f, - 0.99998518f, 0.99999457f, 0.99999859f, 0.99999982f, 1.0000000f, + 0.99998518f, 0.99999457f, 0.99999859f, 0.99999982f, 1.00000000f, + 1.00000000f, 1.00000000f, 1.00000000f, 1.00000000f, 1.00000000f, + 1.00000000f, 1.00000000f, 1.00000000f, }; +const float *ff_celt_window = &ff_celt_window_padded[8]; + /* square of the window, used for the postfilter */ const float ff_celt_window2[120] = { 4.5275357e-09f, 3.66647e-07f, 2.82777e-06f, 1.08557e-05f, 2.96371e-05f, 6.60594e-05f, diff --git a/libavcodec/opustab.h b/libavcodec/opustab.h index b4589869ef..bce5a42830 100644 --- a/libavcodec/opustab.h +++ b/libavcodec/opustab.h @@ -154,8 +154,7 @@ extern const uint32_t ff_celt_pvq_u[1272]; extern const float ff_celt_postfilter_taps[3][3]; extern const float ff_celt_window2[120]; - -DECLARE_ALIGNED(32, extern const float, ff_celt_window)[120]; +extern const float *ff_celt_window; extern const uint32_t * const ff_celt_pvq_u_row[15]; |