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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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audio-resampler: reorder filter coefficients for more speed
Reorder the filter coefficients to make it easier to use SIMD for interpolation. Fix orc flags a little. Add specialized nearest resampling function.
This commit is contained in:
Wim Taymans
parent
107f53ea0a
commit
d969a7a9d8
3 changed files with 416 additions and 296 deletions
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@ -398,9 +398,9 @@ MAKE_RESAMPLE_FUNC (gfloat, linear, 1, neon);
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MAKE_RESAMPLE_FUNC (gfloat, cubic, 1, neon);
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static void
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audio_resampler_check_neon (const gchar *target_name, const gchar *option)
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audio_resampler_check_neon (const gchar *option)
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{
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if (!strcmp (target_name, "neon")) {
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if (!strcmp (option, "neon")) {
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GST_DEBUG ("enable NEON optimisations");
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resample_gint16_full_1 = resample_gint16_full_1_neon;
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resample_gint16_linear_1 = resample_gint16_linear_1_neon;
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@ -1,5 +1,5 @@
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/* GStreamer
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* Copyright (C) <2015> Wim Taymans <wim.taymans@gmail.com>
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* Copyright (C) <2016> Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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@ -22,7 +22,7 @@
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static inline void
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inner_product_gfloat_full_1_sse (gfloat * o, const gfloat * a,
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const gfloat * b, gint len, const gfloat * icoeff)
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const gfloat * b, gint len, const gfloat * icoeff, gint bstride)
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{
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gint i = 0;
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__m128 sum = _mm_setzero_ps ();
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@ -42,44 +42,63 @@ inner_product_gfloat_full_1_sse (gfloat * o, const gfloat * a,
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static inline void
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inner_product_gfloat_linear_1_sse (gfloat * o, const gfloat * a,
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const gfloat * b, gint len, const gfloat * icoeff)
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const gfloat * b, gint len, const gfloat * icoeff, gint bstride)
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{
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gint i = 0;
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__m128 sum, t;
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__m128 sum[2], t;
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__m128 f = _mm_loadu_ps(icoeff);
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const gfloat *c[2] = {(gfloat*)((gint8*)b + 0*bstride),
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(gfloat*)((gint8*)b + 1*bstride)};
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sum = _mm_setzero_ps ();
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for (; i < len; i += 4) {
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t = _mm_loadu_ps (a + i);
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sum = _mm_add_ps (sum, _mm_mul_ps (_mm_unpacklo_ps (t, t),
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_mm_load_ps (b + 2 * (i + 0))));
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sum = _mm_add_ps (sum, _mm_mul_ps (_mm_unpackhi_ps (t, t),
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_mm_load_ps (b + 2 * (i + 2))));
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sum[0] = sum[1] = _mm_setzero_ps ();
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for (; i < len; i += 8) {
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t = _mm_loadu_ps (a + i + 0);
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sum[0] = _mm_add_ps (sum[0], _mm_mul_ps (t, _mm_load_ps (c[0] + i + 0)));
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sum[1] = _mm_add_ps (sum[1], _mm_mul_ps (t, _mm_load_ps (c[1] + i + 0)));
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t = _mm_loadu_ps (a + i + 4);
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sum[0] = _mm_add_ps (sum[0], _mm_mul_ps (t, _mm_load_ps (c[0] + i + 4)));
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sum[1] = _mm_add_ps (sum[1], _mm_mul_ps (t, _mm_load_ps (c[1] + i + 4)));
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}
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sum = _mm_mul_ps (sum, f);
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sum = _mm_add_ps (sum, _mm_movehl_ps (sum, sum));
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sum = _mm_add_ss (sum, _mm_shuffle_ps (sum, sum, 0x55));
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_mm_store_ss (o, sum);
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sum[0] = _mm_mul_ps (sum[0], _mm_shuffle_ps (f, f, 0x00));
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sum[1] = _mm_mul_ps (sum[1], _mm_shuffle_ps (f, f, 0x55));
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sum[0] = _mm_add_ps (sum[0], sum[1]);
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sum[0] = _mm_add_ps (sum[0], _mm_movehl_ps (sum[0], sum[0]));
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sum[0] = _mm_add_ss (sum[0], _mm_shuffle_ps (sum[0], sum[0], 0x55));
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_mm_store_ss (o, sum[0]);
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}
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static inline void
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inner_product_gfloat_cubic_1_sse (gfloat * o, const gfloat * a,
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const gfloat * b, gint len, const gfloat * icoeff)
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const gfloat * b, gint len, const gfloat * icoeff, gint bstride)
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{
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gint i = 0;
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__m128 sum = _mm_setzero_ps ();
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__m128 f = _mm_loadu_ps(icoeff);
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__m128 sum[4];
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__m128 t, f = _mm_loadu_ps(icoeff);
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const gfloat *c[4] = {(gfloat*)((gint8*)b + 0*bstride),
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(gfloat*)((gint8*)b + 1*bstride),
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(gfloat*)((gint8*)b + 2*bstride),
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(gfloat*)((gint8*)b + 3*bstride)};
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for (; i < len; i += 2) {
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sum = _mm_add_ps (sum, _mm_mul_ps (_mm_load1_ps (a + i + 0),
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_mm_load_ps (b + 4 * (i + 0))));
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sum = _mm_add_ps (sum, _mm_mul_ps (_mm_load1_ps (a + i + 1),
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_mm_load_ps (b + 4 * (i + 1))));
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sum[0] = sum[1] = sum[2] = sum[3] = _mm_setzero_ps ();
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for (; i < len; i += 4) {
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t = _mm_loadu_ps (a + i);
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sum[0] = _mm_add_ps (sum[0], _mm_mul_ps (t, _mm_load_ps (c[0] + i)));
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sum[1] = _mm_add_ps (sum[1], _mm_mul_ps (t, _mm_load_ps (c[1] + i)));
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sum[2] = _mm_add_ps (sum[2], _mm_mul_ps (t, _mm_load_ps (c[2] + i)));
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sum[3] = _mm_add_ps (sum[3], _mm_mul_ps (t, _mm_load_ps (c[3] + i)));
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}
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sum = _mm_mul_ps (sum, f);
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sum = _mm_add_ps (sum, _mm_movehl_ps (sum, sum));
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sum = _mm_add_ss (sum, _mm_shuffle_ps (sum, sum, 0x55));
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_mm_store_ss (o, sum);
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sum[0] = _mm_mul_ps (sum[0], _mm_shuffle_ps (f, f, 0x00));
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sum[1] = _mm_mul_ps (sum[1], _mm_shuffle_ps (f, f, 0x55));
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sum[2] = _mm_mul_ps (sum[2], _mm_shuffle_ps (f, f, 0xaa));
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sum[3] = _mm_mul_ps (sum[3], _mm_shuffle_ps (f, f, 0xff));
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sum[0] = _mm_add_ps (sum[0], sum[1]);
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sum[2] = _mm_add_ps (sum[2], sum[3]);
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sum[0] = _mm_add_ps (sum[0], sum[2]);
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sum[0] = _mm_add_ps (sum[0], _mm_movehl_ps (sum[0], sum[0]));
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sum[0] = _mm_add_ss (sum[0], _mm_shuffle_ps (sum[0], sum[0], 0x55));
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_mm_store_ss (o, sum[0]);
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}
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MAKE_RESAMPLE_FUNC (gfloat, full, 1, sse);
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@ -92,25 +111,19 @@ MAKE_RESAMPLE_FUNC (gfloat, cubic, 1, sse);
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static inline void
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inner_product_gint16_full_1_sse2 (gint16 * o, const gint16 * a,
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const gint16 * b, gint len, const gint16 * icoeff)
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const gint16 * b, gint len, const gint16 * icoeff, gint bstride)
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{
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gint i = 0;
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__m128i sum, ta, tb;
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__m128i sum, t;
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sum = _mm_setzero_si128 ();
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for (; i < len; i += 8) {
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ta = _mm_loadu_si128 ((__m128i *) (a + i));
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tb = _mm_load_si128 ((__m128i *) (b + i));
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sum = _mm_add_epi32 (sum, _mm_madd_epi16 (ta, tb));
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t = _mm_loadu_si128 ((__m128i *) (a + i));
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sum = _mm_add_epi32 (sum, _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (b + i))));
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}
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sum =
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_mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (2, 3, 2,
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3)));
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sum =
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_mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (1, 1, 1,
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1)));
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sum = _mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (2, 3, 2, 3)));
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sum = _mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (1, 1, 1, 1)));
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sum = _mm_add_epi32 (sum, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum = _mm_srai_epi32 (sum, PRECISION_S16);
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@ -120,88 +133,85 @@ inner_product_gint16_full_1_sse2 (gint16 * o, const gint16 * a,
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static inline void
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inner_product_gint16_linear_1_sse2 (gint16 * o, const gint16 * a,
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const gint16 * b, gint len, const gint16 * icoeff)
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const gint16 * b, gint len, const gint16 * icoeff, gint bstride)
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{
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gint i = 0;
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__m128i sum, t, ta, tb;
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__m128i f = _mm_cvtsi64_si128 (*((long long*)icoeff));
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__m128i sum[2], t;
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__m128i f = _mm_cvtsi64_si128 (*((gint64*)icoeff));
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const gint16 *c[2] = {(gint16*)((gint8*)b + 0*bstride),
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(gint16*)((gint8*)b + 1*bstride)};
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sum = _mm_setzero_si128 ();
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f = _mm_unpacklo_epi16 (f, sum);
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sum[0] = sum[1] = _mm_setzero_si128 ();
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f = _mm_unpacklo_epi16 (f, sum[0]);
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for (; i < len; i += 8) {
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t = _mm_loadu_si128 ((__m128i *) (a + i));
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ta = _mm_unpacklo_epi32 (t, t);
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tb = _mm_load_si128 ((__m128i *) (b + 2 * i + 0));
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tb = _mm_shufflelo_epi16 (tb, _MM_SHUFFLE (3,1,2,0));
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tb = _mm_shufflehi_epi16 (tb, _MM_SHUFFLE (3,1,2,0));
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sum = _mm_add_epi32 (sum, _mm_madd_epi16 (ta, tb));
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ta = _mm_unpackhi_epi32 (t, t);
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tb = _mm_load_si128 ((__m128i *) (b + 2 * i + 8));
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tb = _mm_shufflelo_epi16 (tb, _MM_SHUFFLE (3,1,2,0));
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tb = _mm_shufflehi_epi16 (tb, _MM_SHUFFLE (3,1,2,0));
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sum = _mm_add_epi32 (sum, _mm_madd_epi16 (ta, tb));
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sum[0] = _mm_add_epi32 (sum[0], _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (c[0] + i))));
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sum[1] = _mm_add_epi32 (sum[1], _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (c[1] + i))));
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}
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sum = _mm_srai_epi32 (sum, PRECISION_S16);
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sum = _mm_madd_epi16 (sum, f);
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[1] = _mm_srai_epi32 (sum[1], PRECISION_S16);
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sum =
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_mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (2, 3, 2,
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3)));
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sum =
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_mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (1, 1, 1,
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1)));
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sum[0] = _mm_madd_epi16 (sum[0], _mm_shuffle_epi32 (f, _MM_SHUFFLE (0, 0, 0, 0)));
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sum[1] = _mm_madd_epi16 (sum[1], _mm_shuffle_epi32 (f, _MM_SHUFFLE (1, 1, 1, 1)));
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sum[0] = _mm_add_epi32 (sum[0], sum[1]);
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sum = _mm_add_epi32 (sum, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum = _mm_srai_epi32 (sum, PRECISION_S16);
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sum = _mm_packs_epi32 (sum, sum);
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*o = _mm_extract_epi16 (sum, 0);
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sum[0] = _mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (2, 3, 2, 3)));
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sum[0] = _mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (1, 1, 1, 1)));
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sum[0] = _mm_add_epi32 (sum[0], _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[0] = _mm_packs_epi32 (sum[0], sum[0]);
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*o = _mm_extract_epi16 (sum[0], 0);
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}
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static inline void
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inner_product_gint16_cubic_1_sse2 (gint16 * o, const gint16 * a,
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const gint16 * b, gint len, const gint16 * icoeff)
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const gint16 * b, gint len, const gint16 * icoeff, gint bstride)
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{
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gint i = 0;
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__m128i sum, ta, tb;
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__m128i sum[4], t;
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__m128i f = _mm_cvtsi64_si128 (*((long long*)icoeff));
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const gint16 *c[4] = {(gint16*)((gint8*)b + 0*bstride),
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(gint16*)((gint8*)b + 1*bstride),
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(gint16*)((gint8*)b + 2*bstride),
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(gint16*)((gint8*)b + 3*bstride)};
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sum = _mm_setzero_si128 ();
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f = _mm_unpacklo_epi16 (f, sum);
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sum[0] = sum[1] = sum[2] = sum[3] = _mm_setzero_si128 ();
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f = _mm_unpacklo_epi16 (f, sum[0]);
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for (; i < len; i += 2) {
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ta = _mm_cvtsi32_si128 (*(gint32*)(a + i));
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ta = _mm_unpacklo_epi32 (ta, ta);
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ta = _mm_unpacklo_epi32 (ta, ta);
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tb = _mm_unpacklo_epi16 (_mm_cvtsi64_si128 (*(gint64*)(b + 4 * i + 0)),
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_mm_cvtsi64_si128 (*(gint64*)(b + 4 * i + 4)));
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sum = _mm_add_epi32 (sum, _mm_madd_epi16 (ta, tb));
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for (; i < len; i += 8) {
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t = _mm_loadu_si128 ((__m128i *) (a + i));
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sum[0] = _mm_add_epi32 (sum[0], _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (c[0] + i))));
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sum[1] = _mm_add_epi32 (sum[1], _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (c[1] + i))));
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sum[2] = _mm_add_epi32 (sum[2], _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (c[2] + i))));
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sum[3] = _mm_add_epi32 (sum[3], _mm_madd_epi16 (t, _mm_load_si128 ((__m128i *) (c[3] + i))));
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}
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sum = _mm_srai_epi32 (sum, PRECISION_S16);
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sum = _mm_madd_epi16 (sum, f);
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[1] = _mm_srai_epi32 (sum[1], PRECISION_S16);
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sum[2] = _mm_srai_epi32 (sum[2], PRECISION_S16);
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sum[3] = _mm_srai_epi32 (sum[3], PRECISION_S16);
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sum =
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_mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (2, 3, 2,
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3)));
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sum =
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_mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (1, 1, 1,
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1)));
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sum[0] = _mm_madd_epi16 (sum[0], _mm_shuffle_epi32 (f, _MM_SHUFFLE (0, 0, 0, 0)));
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sum[1] = _mm_madd_epi16 (sum[1], _mm_shuffle_epi32 (f, _MM_SHUFFLE (1, 1, 1, 1)));
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sum[2] = _mm_madd_epi16 (sum[2], _mm_shuffle_epi32 (f, _MM_SHUFFLE (2, 2, 2, 2)));
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sum[3] = _mm_madd_epi16 (sum[3], _mm_shuffle_epi32 (f, _MM_SHUFFLE (3, 3, 3, 3)));
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sum[0] = _mm_add_epi32 (sum[0], sum[1]);
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sum[2] = _mm_add_epi32 (sum[2], sum[3]);
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sum[0] = _mm_add_epi32 (sum[0], sum[2]);
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sum = _mm_add_epi32 (sum, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum = _mm_srai_epi32 (sum, PRECISION_S16);
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sum = _mm_packs_epi32 (sum, sum);
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*o = _mm_extract_epi16 (sum, 0);
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sum[0] = _mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (2, 3, 2, 3)));
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sum[0] = _mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (1, 1, 1, 1)));
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sum[0] = _mm_add_epi32 (sum[0], _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[0] = _mm_packs_epi32 (sum[0], sum[0]);
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*o = _mm_extract_epi16 (sum[0], 0);
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}
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static inline void
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inner_product_gdouble_full_1_sse2 (gdouble * o, const gdouble * a,
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const gdouble * b, gint len, const gdouble * icoeff)
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const gdouble * b, gint len, const gdouble * icoeff, gint bstride)
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{
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gint i = 0;
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__m128d sum = _mm_setzero_pd ();
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@ -226,47 +236,62 @@ inner_product_gdouble_full_1_sse2 (gdouble * o, const gdouble * a,
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static inline void
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inner_product_gdouble_linear_1_sse2 (gdouble * o, const gdouble * a,
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const gdouble * b, gint len, const gdouble * icoeff)
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||||
const gdouble * b, gint len, const gdouble * icoeff, gint bstride)
|
||||
{
|
||||
gint i = 0;
|
||||
__m128d sum = _mm_setzero_pd ();
|
||||
__m128d sum[2], t;
|
||||
__m128d f = _mm_loadu_pd (icoeff);
|
||||
const gdouble *c[2] = {(gdouble*)((gint8*)b + 0*bstride),
|
||||
(gdouble*)((gint8*)b + 1*bstride)};
|
||||
|
||||
sum[0] = sum[1] = _mm_setzero_pd ();
|
||||
|
||||
for (; i < len; i += 4) {
|
||||
sum = _mm_add_pd (sum, _mm_mul_pd (_mm_load1_pd (a + i + 0), _mm_load_pd (b + 2 * i + 0)));
|
||||
sum = _mm_add_pd (sum, _mm_mul_pd (_mm_load1_pd (a + i + 1), _mm_load_pd (b + 2 * i + 2)));
|
||||
sum = _mm_add_pd (sum, _mm_mul_pd (_mm_load1_pd (a + i + 2), _mm_load_pd (b + 2 * i + 4)));
|
||||
sum = _mm_add_pd (sum, _mm_mul_pd (_mm_load1_pd (a + i + 3), _mm_load_pd (b + 2 * i + 6)));
|
||||
t = _mm_loadu_pd (a + i + 0);
|
||||
sum[0] = _mm_add_pd (sum[0], _mm_mul_pd (t, _mm_load_pd (c[0] + i + 0)));
|
||||
sum[1] = _mm_add_pd (sum[1], _mm_mul_pd (t, _mm_load_pd (c[1] + i + 0)));
|
||||
t = _mm_loadu_pd (a + i + 2);
|
||||
sum[0] = _mm_add_pd (sum[0], _mm_mul_pd (t, _mm_load_pd (c[0] + i + 2)));
|
||||
sum[1] = _mm_add_pd (sum[1], _mm_mul_pd (t, _mm_load_pd (c[1] + i + 2)));
|
||||
}
|
||||
sum = _mm_mul_pd (sum, f);
|
||||
sum = _mm_add_sd (sum, _mm_unpackhi_pd (sum, sum));
|
||||
_mm_store_sd (o, sum);
|
||||
sum[0] = _mm_mul_pd (sum[0], _mm_shuffle_pd (f, f, _MM_SHUFFLE2 (0, 0)));
|
||||
sum[1] = _mm_mul_pd (sum[1], _mm_shuffle_pd (f, f, _MM_SHUFFLE2 (1, 1)));
|
||||
sum[0] = _mm_add_pd (sum[0], sum[1]);
|
||||
sum[0] = _mm_add_sd (sum[0], _mm_unpackhi_pd (sum[0], sum[0]));
|
||||
_mm_store_sd (o, sum[0]);
|
||||
}
|
||||
|
||||
static inline void
|
||||
inner_product_gdouble_cubic_1_sse2 (gdouble * o, const gdouble * a,
|
||||
const gdouble * b, gint len, const gdouble * icoeff)
|
||||
const gdouble * b, gint len, const gdouble * icoeff, gint bstride)
|
||||
{
|
||||
gint i = 0;
|
||||
__m128d sum1 = _mm_setzero_pd (), t;
|
||||
__m128d sum2 = _mm_setzero_pd ();
|
||||
__m128d f1 = _mm_loadu_pd (icoeff);
|
||||
__m128d f2 = _mm_loadu_pd (icoeff+2);
|
||||
gint i;
|
||||
__m128d f[2], sum[4], t;
|
||||
const gdouble *c[4] = {(gdouble*)((gint8*)b + 0*bstride),
|
||||
(gdouble*)((gint8*)b + 1*bstride),
|
||||
(gdouble*)((gint8*)b + 2*bstride),
|
||||
(gdouble*)((gint8*)b + 3*bstride)};
|
||||
|
||||
for (; i < len; i += 2) {
|
||||
t = _mm_load1_pd (a + i + 0);
|
||||
sum1 = _mm_add_pd (sum1, _mm_mul_pd (t, _mm_load_pd (b + 4 * i + 0)));
|
||||
sum2 = _mm_add_pd (sum2, _mm_mul_pd (t, _mm_load_pd (b + 4 * i + 2)));
|
||||
f[0] = _mm_loadu_pd (icoeff + 0);
|
||||
f[1] = _mm_loadu_pd (icoeff + 2);
|
||||
sum[0] = sum[1] = sum[2] = sum[3] = _mm_setzero_pd ();
|
||||
|
||||
t = _mm_load1_pd (a + i + 1);
|
||||
sum1 = _mm_add_pd (sum1, _mm_mul_pd (t, _mm_load_pd (b + 4 * i + 4)));
|
||||
sum2 = _mm_add_pd (sum2, _mm_mul_pd (t, _mm_load_pd (b + 4 * i + 6)));
|
||||
for (i = 0; i < len; i += 2) {
|
||||
t = _mm_loadu_pd (a + i + 0);
|
||||
sum[0] = _mm_add_pd (sum[0], _mm_mul_pd (t, _mm_load_pd (c[0] + i)));
|
||||
sum[1] = _mm_add_pd (sum[1], _mm_mul_pd (t, _mm_load_pd (c[1] + i)));
|
||||
sum[2] = _mm_add_pd (sum[2], _mm_mul_pd (t, _mm_load_pd (c[2] + i)));
|
||||
sum[3] = _mm_add_pd (sum[3], _mm_mul_pd (t, _mm_load_pd (c[3] + i)));
|
||||
}
|
||||
sum1 = _mm_mul_pd (sum1, f1);
|
||||
sum2 = _mm_mul_pd (sum2, f2);
|
||||
sum1 = _mm_add_pd (sum1, sum2);
|
||||
sum1 = _mm_add_sd (sum1, _mm_unpackhi_pd (sum1, sum1));
|
||||
_mm_store_sd (o, sum1);
|
||||
sum[0] = _mm_mul_pd (sum[0], _mm_shuffle_pd (f[0], f[0], _MM_SHUFFLE2 (0, 0)));
|
||||
sum[1] = _mm_mul_pd (sum[1], _mm_shuffle_pd (f[0], f[0], _MM_SHUFFLE2 (1, 1)));
|
||||
sum[2] = _mm_mul_pd (sum[2], _mm_shuffle_pd (f[1], f[1], _MM_SHUFFLE2 (0, 0)));
|
||||
sum[3] = _mm_mul_pd (sum[3], _mm_shuffle_pd (f[1], f[1], _MM_SHUFFLE2 (1, 1)));
|
||||
sum[0] = _mm_add_pd (sum[0], sum[1]);
|
||||
sum[2] = _mm_add_pd (sum[2], sum[3]);
|
||||
sum[0] = _mm_add_pd (sum[0], sum[2]);
|
||||
sum[0] = _mm_add_sd (sum[0], _mm_unpackhi_pd (sum[0], sum[0]));
|
||||
_mm_store_sd (o, sum[0]);
|
||||
}
|
||||
|
||||
MAKE_RESAMPLE_FUNC (gint16, full, 1, sse2);
|
||||
|
|
@ -279,40 +304,51 @@ MAKE_RESAMPLE_FUNC (gdouble, cubic, 1, sse2);
|
|||
|
||||
static void
|
||||
interpolate_gdouble_linear_sse2 (gdouble * o, const gdouble * a,
|
||||
gint len, const gdouble * icoeff)
|
||||
gint len, const gdouble * icoeff, gint astride)
|
||||
{
|
||||
gint i = 0;
|
||||
__m128d f = _mm_loadu_pd (icoeff), t1, t2;
|
||||
gint i;
|
||||
__m128d f[2], t1, t2;
|
||||
const gdouble *c[2] = {(gdouble*)((gint8*)a + 0*astride),
|
||||
(gdouble*)((gint8*)a + 1*astride)};
|
||||
|
||||
for (; i < len; i += 2) {
|
||||
t1 = _mm_mul_pd (_mm_load_pd (a + 2*i + 0), f);
|
||||
t1 = _mm_add_sd (t1, _mm_unpackhi_pd (t1, t1));
|
||||
t2 = _mm_mul_pd (_mm_load_pd (a + 2*i + 2), f);
|
||||
t2 = _mm_add_sd (t2, _mm_unpackhi_pd (t2, t2));
|
||||
f[0] = _mm_load1_pd (icoeff+0);
|
||||
f[1] = _mm_load1_pd (icoeff+1);
|
||||
|
||||
_mm_store_pd (o + i, _mm_unpacklo_pd (t1, t2));
|
||||
for (i = 0; i < len; i += 4) {
|
||||
t1 = _mm_mul_pd (_mm_load_pd (c[0] + i + 0), f[0]);
|
||||
t2 = _mm_mul_pd (_mm_load_pd (c[1] + i + 0), f[1]);
|
||||
_mm_store_pd (o + i + 0, _mm_add_pd (t1, t2));
|
||||
|
||||
t1 = _mm_mul_pd (_mm_load_pd (c[0] + i + 2), f[0]);
|
||||
t2 = _mm_mul_pd (_mm_load_pd (c[1] + i + 2), f[1]);
|
||||
_mm_store_pd (o + i + 2, _mm_add_pd (t1, t2));
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
interpolate_gdouble_cubic_sse2 (gdouble * o, const gdouble * a,
|
||||
gint len, const gdouble * icoeff)
|
||||
gint len, const gdouble * icoeff, gint astride)
|
||||
{
|
||||
gint i = 0;
|
||||
__m128d t1, t2;
|
||||
__m128d f1 = _mm_loadu_pd (icoeff);
|
||||
__m128d f2 = _mm_loadu_pd (icoeff+2);
|
||||
gint i;
|
||||
__m128d f[4], t[4];
|
||||
const gdouble *c[4] = {(gdouble*)((gint8*)a + 0*astride),
|
||||
(gdouble*)((gint8*)a + 1*astride),
|
||||
(gdouble*)((gint8*)a + 2*astride),
|
||||
(gdouble*)((gint8*)a + 3*astride)};
|
||||
|
||||
for (; i < len; i += 2) {
|
||||
t1 = _mm_add_pd (_mm_mul_pd (_mm_load_pd (a + 4*i + 0), f1),
|
||||
_mm_mul_pd (_mm_load_pd (a + 4*i + 2), f2));
|
||||
t1 = _mm_add_sd (t1, _mm_unpackhi_pd (t1, t1));
|
||||
f[0] = _mm_load1_pd (icoeff+0);
|
||||
f[1] = _mm_load1_pd (icoeff+1);
|
||||
f[2] = _mm_load1_pd (icoeff+2);
|
||||
f[3] = _mm_load1_pd (icoeff+3);
|
||||
|
||||
t2 = _mm_add_pd (_mm_mul_pd (_mm_load_pd (a + 4*i + 4), f1),
|
||||
_mm_mul_pd (_mm_load_pd (a + 4*i + 6), f2));
|
||||
t2 = _mm_add_sd (t2, _mm_unpackhi_pd (t2, t2));
|
||||
|
||||
_mm_store_pd (o + i, _mm_unpacklo_pd (t1, t2));
|
||||
for (i = 0; i < len; i += 2) {
|
||||
t[0] = _mm_mul_pd (_mm_load_pd (c[0] + i + 0), f[0]);
|
||||
t[1] = _mm_mul_pd (_mm_load_pd (c[1] + i + 0), f[1]);
|
||||
t[2] = _mm_mul_pd (_mm_load_pd (c[2] + i + 0), f[2]);
|
||||
t[3] = _mm_mul_pd (_mm_load_pd (c[3] + i + 0), f[3]);
|
||||
t[0] = _mm_add_pd (t[0], t[1]);
|
||||
t[2] = _mm_add_pd (t[2], t[3]);
|
||||
_mm_store_pd (o + i + 0, _mm_add_pd (t[0], t[2]));
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -323,7 +359,7 @@ interpolate_gdouble_cubic_sse2 (gdouble * o, const gdouble * a,
|
|||
|
||||
static inline void
|
||||
inner_product_gint32_full_1_sse41 (gint32 * o, const gint32 * a,
|
||||
const gint32 * b, gint len, const gint32 * icoeff)
|
||||
const gint32 * b, gint len, const gint32 * icoeff, gint bstride)
|
||||
{
|
||||
gint i = 0;
|
||||
__m128i sum, ta, tb;
|
||||
|
|
@ -361,43 +397,39 @@ inner_product_gint32_full_1_sse41 (gint32 * o, const gint32 * a,
|
|||
|
||||
static inline void
|
||||
inner_product_gint32_linear_1_sse41 (gint32 * o, const gint32 * a,
|
||||
const gint32 * b, gint len, const gint32 * icoeff)
|
||||
const gint32 * b, gint len, const gint32 * icoeff, gint bstride)
|
||||
{
|
||||
gint i = 0;
|
||||
gint64 res;
|
||||
__m128i sum, t, ta, tb;
|
||||
__m128i sum[2], ta, tb;
|
||||
__m128i f = _mm_loadu_si128 ((__m128i *)icoeff);
|
||||
const gint32 *c[2] = {(gint32*)((gint8*)b + 0*bstride),
|
||||
(gint32*)((gint8*)b + 1*bstride)};
|
||||
|
||||
sum = _mm_setzero_si128 ();
|
||||
f = _mm_unpacklo_epi32 (f, f);
|
||||
sum[0] = sum[1] = _mm_setzero_si128 ();
|
||||
|
||||
for (; i < len; i += 4) {
|
||||
t = _mm_loadu_si128 ((__m128i *)(a + i));
|
||||
ta = _mm_loadu_si128 ((__m128i *)(a + i));
|
||||
|
||||
ta = _mm_unpacklo_epi32 (t, t);
|
||||
tb = _mm_load_si128 ((__m128i *)(b + 2*i + 0));
|
||||
|
||||
sum =
|
||||
_mm_add_epi64 (sum, _mm_mul_epi32 (_mm_unpacklo_epi64 (ta, ta),
|
||||
tb = _mm_load_si128 ((__m128i *)(c[0] + i));
|
||||
sum[0] = _mm_add_epi64 (sum[0], _mm_mul_epi32 (_mm_unpacklo_epi32 (ta, ta),
|
||||
_mm_unpacklo_epi32 (tb, tb)));
|
||||
sum =
|
||||
_mm_add_epi64 (sum, _mm_mul_epi32 (_mm_unpackhi_epi64 (ta, ta),
|
||||
sum[0] = _mm_add_epi64 (sum[0], _mm_mul_epi32 (_mm_unpackhi_epi32 (ta, ta),
|
||||
_mm_unpackhi_epi32 (tb, tb)));
|
||||
|
||||
ta = _mm_unpackhi_epi32 (t, t);
|
||||
tb = _mm_load_si128 ((__m128i *)(b + 2*i + 4));
|
||||
|
||||
sum =
|
||||
_mm_add_epi64 (sum, _mm_mul_epi32 (_mm_unpacklo_epi64 (ta, ta),
|
||||
tb = _mm_load_si128 ((__m128i *)(c[1] + i));
|
||||
sum[1] = _mm_add_epi64 (sum[1], _mm_mul_epi32 (_mm_unpacklo_epi32 (ta, ta),
|
||||
_mm_unpacklo_epi32 (tb, tb)));
|
||||
sum =
|
||||
_mm_add_epi64 (sum, _mm_mul_epi32 (_mm_unpackhi_epi64 (ta, ta),
|
||||
sum[1] = _mm_add_epi64 (sum[1], _mm_mul_epi32 (_mm_unpackhi_epi32 (ta, ta),
|
||||
_mm_unpackhi_epi32 (tb, tb)));
|
||||
}
|
||||
sum = _mm_srli_epi64 (sum, PRECISION_S32);
|
||||
sum = _mm_mul_epi32 (sum, f);
|
||||
sum = _mm_add_epi64 (sum, _mm_unpackhi_epi64 (sum, sum));
|
||||
res = _mm_cvtsi128_si64 (sum);
|
||||
sum[0] = _mm_srli_epi64 (sum[0], PRECISION_S32);
|
||||
sum[1] = _mm_srli_epi64 (sum[1], PRECISION_S32);
|
||||
sum[0] = _mm_mul_epi32 (sum[0], _mm_shuffle_epi32 (f, _MM_SHUFFLE (0, 0, 0, 0)));
|
||||
sum[1] = _mm_mul_epi32 (sum[1], _mm_shuffle_epi32 (f, _MM_SHUFFLE (1, 1, 1, 1)));
|
||||
sum[0] = _mm_add_epi64 (sum[0], sum[1]);
|
||||
sum[0] = _mm_add_epi64 (sum[0], _mm_unpackhi_epi64 (sum[0], sum[0]));
|
||||
res = _mm_cvtsi128_si64 (sum[0]);
|
||||
|
||||
res = (res + (1 << (PRECISION_S32 - 1))) >> PRECISION_S32;
|
||||
*o = CLAMP (res, -(1L << 31), (1L << 31) - 1);
|
||||
|
|
@ -405,44 +437,59 @@ inner_product_gint32_linear_1_sse41 (gint32 * o, const gint32 * a,
|
|||
|
||||
static inline void
|
||||
inner_product_gint32_cubic_1_sse41 (gint32 * o, const gint32 * a,
|
||||
const gint32 * b, gint len, const gint32 * icoeff)
|
||||
const gint32 * b, gint len, const gint32 * icoeff, gint bstride)
|
||||
{
|
||||
gint i = 0;
|
||||
gint64 res;
|
||||
__m128i sum1, sum2, t, ta, tb;
|
||||
__m128i f = _mm_loadu_si128 ((__m128i *)icoeff), f1, f2;
|
||||
__m128i sum[4], ta, tb;
|
||||
__m128i f = _mm_loadu_si128 ((__m128i *)icoeff);
|
||||
const gint32 *c[4] = {(gint32*)((gint8*)b + 0*bstride),
|
||||
(gint32*)((gint8*)b + 1*bstride),
|
||||
(gint32*)((gint8*)b + 2*bstride),
|
||||
(gint32*)((gint8*)b + 3*bstride)};
|
||||
|
||||
sum1 = sum2 = _mm_setzero_si128 ();
|
||||
f1 = _mm_unpacklo_epi32 (f, f);
|
||||
f2 = _mm_unpackhi_epi32 (f, f);
|
||||
sum[0] = sum[1] = sum[2] = sum[3] = _mm_setzero_si128 ();
|
||||
|
||||
for (; i < len; i += 2) {
|
||||
t = _mm_cvtsi64_si128 (*(gint64 *)(a + i));
|
||||
t = _mm_unpacklo_epi32 (t, t);
|
||||
for (; i < len; i += 4) {
|
||||
ta = _mm_loadu_si128 ((__m128i *)(a + i));
|
||||
|
||||
ta = _mm_unpacklo_epi64 (t, t);
|
||||
tb = _mm_load_si128 ((__m128i *)(b + 4*i + 0));
|
||||
tb = _mm_load_si128 ((__m128i *)(c[0] + i));
|
||||
sum[0] = _mm_add_epi64 (sum[0], _mm_mul_epi32 (_mm_unpacklo_epi32 (ta, ta),
|
||||
_mm_unpacklo_epi32 (tb, tb)));
|
||||
sum[0] = _mm_add_epi64 (sum[0], _mm_mul_epi32 (_mm_unpackhi_epi32 (ta, ta),
|
||||
_mm_unpackhi_epi32 (tb, tb)));
|
||||
|
||||
sum1 =
|
||||
_mm_add_epi64 (sum1, _mm_mul_epi32 (ta, _mm_unpacklo_epi32 (tb, tb)));
|
||||
sum2 =
|
||||
_mm_add_epi64 (sum2, _mm_mul_epi32 (ta, _mm_unpackhi_epi32 (tb, tb)));
|
||||
tb = _mm_load_si128 ((__m128i *)(c[1] + i));
|
||||
sum[1] = _mm_add_epi64 (sum[1], _mm_mul_epi32 (_mm_unpacklo_epi32 (ta, ta),
|
||||
_mm_unpacklo_epi32 (tb, tb)));
|
||||
sum[1] = _mm_add_epi64 (sum[1], _mm_mul_epi32 (_mm_unpackhi_epi32 (ta, ta),
|
||||
_mm_unpackhi_epi32 (tb, tb)));
|
||||
|
||||
ta = _mm_unpackhi_epi64 (t, t);
|
||||
tb = _mm_load_si128 ((__m128i *)(b + 4*i + 4));
|
||||
tb = _mm_load_si128 ((__m128i *)(c[2] + i));
|
||||
sum[2] = _mm_add_epi64 (sum[2], _mm_mul_epi32 (_mm_unpacklo_epi32 (ta, ta),
|
||||
_mm_unpacklo_epi32 (tb, tb)));
|
||||
sum[2] = _mm_add_epi64 (sum[2], _mm_mul_epi32 (_mm_unpackhi_epi32 (ta, ta),
|
||||
_mm_unpackhi_epi32 (tb, tb)));
|
||||
|
||||
sum1 =
|
||||
_mm_add_epi64 (sum1, _mm_mul_epi32 (ta, _mm_unpacklo_epi32 (tb, tb)));
|
||||
sum2 =
|
||||
_mm_add_epi64 (sum2, _mm_mul_epi32 (ta, _mm_unpackhi_epi32 (tb, tb)));
|
||||
tb = _mm_load_si128 ((__m128i *)(c[3] + i));
|
||||
sum[3] = _mm_add_epi64 (sum[3], _mm_mul_epi32 (_mm_unpacklo_epi32 (ta, ta),
|
||||
_mm_unpacklo_epi32 (tb, tb)));
|
||||
sum[3] = _mm_add_epi64 (sum[3], _mm_mul_epi32 (_mm_unpackhi_epi32 (ta, ta),
|
||||
_mm_unpackhi_epi32 (tb, tb)));
|
||||
}
|
||||
sum1 = _mm_srli_epi64 (sum1, PRECISION_S32);
|
||||
sum2 = _mm_srli_epi64 (sum2, PRECISION_S32);
|
||||
sum1 = _mm_mul_epi32 (sum1, f1);
|
||||
sum2 = _mm_mul_epi32 (sum2, f2);
|
||||
sum1 = _mm_add_epi64 (sum1, sum2);
|
||||
sum1 = _mm_add_epi64 (sum1, _mm_unpackhi_epi64 (sum1, sum1));
|
||||
res = _mm_cvtsi128_si64 (sum1);
|
||||
sum[0] = _mm_srli_epi64 (sum[0], PRECISION_S32);
|
||||
sum[1] = _mm_srli_epi64 (sum[1], PRECISION_S32);
|
||||
sum[2] = _mm_srli_epi64 (sum[2], PRECISION_S32);
|
||||
sum[3] = _mm_srli_epi64 (sum[3], PRECISION_S32);
|
||||
sum[0] = _mm_mul_epi32 (sum[0], _mm_shuffle_epi32 (f, _MM_SHUFFLE (0, 0, 0, 0)));
|
||||
sum[1] = _mm_mul_epi32 (sum[1], _mm_shuffle_epi32 (f, _MM_SHUFFLE (1, 1, 1, 1)));
|
||||
sum[2] = _mm_mul_epi32 (sum[2], _mm_shuffle_epi32 (f, _MM_SHUFFLE (2, 2, 2, 2)));
|
||||
sum[3] = _mm_mul_epi32 (sum[3], _mm_shuffle_epi32 (f, _MM_SHUFFLE (3, 3, 3, 3)));
|
||||
sum[0] = _mm_add_epi64 (sum[0], sum[1]);
|
||||
sum[2] = _mm_add_epi64 (sum[2], sum[3]);
|
||||
sum[0] = _mm_add_epi64 (sum[0], sum[2]);
|
||||
sum[0] = _mm_add_epi64 (sum[0], _mm_unpackhi_epi64 (sum[0], sum[0]));
|
||||
res = _mm_cvtsi128_si64 (sum[0]);
|
||||
|
||||
res = (res + (1 << (PRECISION_S32 - 1))) >> PRECISION_S32;
|
||||
*o = CLAMP (res, -(1L << 31), (1L << 31) - 1);
|
||||
|
|
@ -454,9 +501,9 @@ MAKE_RESAMPLE_FUNC (gint32, cubic, 1, sse41);
|
|||
#endif
|
||||
|
||||
static void
|
||||
audio_resampler_check_x86 (const gchar *target_name, const gchar *option)
|
||||
audio_resampler_check_x86 (const gchar *option)
|
||||
{
|
||||
if (!strcmp (target_name, "sse")) {
|
||||
if (!strcmp (option, "sse")) {
|
||||
#if defined (HAVE_XMMINTRIN_H) && defined(__SSE__)
|
||||
GST_DEBUG ("enable SSE optimisations");
|
||||
resample_gfloat_full_1 = resample_gfloat_full_1_sse;
|
||||
|
|
@ -465,8 +512,7 @@ audio_resampler_check_x86 (const gchar *target_name, const gchar *option)
|
|||
#else
|
||||
GST_DEBUG ("SSE optimisations not enabled");
|
||||
#endif
|
||||
}
|
||||
if (!strcmp (option, "sse2")) {
|
||||
} else if (!strcmp (option, "sse2")) {
|
||||
#if defined (HAVE_EMMINTRIN_H) && defined(__SSE2__)
|
||||
GST_DEBUG ("enable SSE2 optimisations");
|
||||
resample_gint16_full_1 = resample_gint16_full_1_sse2;
|
||||
|
|
|
|||
|
|
@ -322,8 +322,6 @@ make_taps (GstAudioResampler * resampler,
|
|||
|
||||
switch (resampler->method) {
|
||||
case GST_AUDIO_RESAMPLER_METHOD_NEAREST:
|
||||
for (i = 0; i < n_taps; i++)
|
||||
weight += tmp_taps[i] = get_nearest_tap (x + i, resampler->n_taps);
|
||||
break;
|
||||
|
||||
case GST_AUDIO_RESAMPLER_METHOD_LINEAR:
|
||||
|
|
@ -418,14 +416,12 @@ static inline void \
|
|||
extract_taps_##type (GstAudioResampler * resampler, type *tmp_taps, \
|
||||
gint n_taps, gint oversample, gint mult) \
|
||||
{ \
|
||||
gint i, j, k, o = oversample - 1; \
|
||||
for (i = 0; i < oversample; i++, o--) { \
|
||||
gint i, j, o = oversample + mult - 1; \
|
||||
for (i = 0; i < o; i++) { \
|
||||
type *taps = (type *) ((gint8*)resampler->taps + \
|
||||
o * resampler->taps_stride); \
|
||||
i * resampler->taps_stride); \
|
||||
for (j = 0; j < n_taps; j++) { \
|
||||
for (k = 0; k < mult; k++) { \
|
||||
*taps++ = tmp_taps[i + j*oversample + k]; \
|
||||
} \
|
||||
*taps++ = tmp_taps[i + j*oversample]; \
|
||||
} \
|
||||
} \
|
||||
}
|
||||
|
|
@ -435,28 +431,35 @@ MAKE_EXTRACT_TAPS_FUNC (gfloat);
|
|||
MAKE_EXTRACT_TAPS_FUNC (gdouble);
|
||||
|
||||
typedef void (*InterpolateFunc) (gdouble * o, const gdouble * a, gint len,
|
||||
const gdouble * icoeff);
|
||||
const gdouble * icoeff, gint astride);
|
||||
|
||||
static void
|
||||
interpolate_gdouble_linear_c (gdouble * o, const gdouble * a, gint len,
|
||||
const gdouble * ic)
|
||||
const gdouble * ic, gint astride)
|
||||
{
|
||||
gint i;
|
||||
const gdouble *c[2] = { (gdouble *) ((gint8 *) a + 0 * astride),
|
||||
(gdouble *) ((gint8 *) a + 1 * astride)
|
||||
};
|
||||
|
||||
for (i = 0; i < len; i++)
|
||||
o[i] = (a[2 * i + 0] - a[2 * i + 1]) * ic[0] + a[2 * i + 1];
|
||||
o[i] = (c[0][i] - c[1][i]) * ic[0] + c[1][i];
|
||||
}
|
||||
|
||||
static void
|
||||
interpolate_gdouble_cubic_c (gdouble * o, const gdouble * a, gint len,
|
||||
const gdouble * ic)
|
||||
const gdouble * ic, gint astride)
|
||||
{
|
||||
gint i;
|
||||
const gdouble *c[4] = { (gdouble *) ((gint8 *) a + 0 * astride),
|
||||
(gdouble *) ((gint8 *) a + 1 * astride),
|
||||
(gdouble *) ((gint8 *) a + 2 * astride),
|
||||
(gdouble *) ((gint8 *) a + 3 * astride)
|
||||
};
|
||||
|
||||
for (i = 0; i < len; i++)
|
||||
o[i] =
|
||||
a[4 * i + 0] * ic[0] + a[4 * i + 1] * ic[1] + a[4 * i + 2] * ic[2] +
|
||||
a[4 * i + 3] * ic[3];
|
||||
o[i] = c[0][i] * ic[0] + c[1][i] * ic[1] +
|
||||
c[2][i] * ic[2] + c[3][i] * ic[3];
|
||||
}
|
||||
|
||||
static InterpolateFunc interpolate_funcs[] = {
|
||||
|
|
@ -534,7 +537,7 @@ fill_taps (GstAudioResampler * resampler,
|
|||
gdouble ic[4], *taps;
|
||||
|
||||
pos = phase * oversample;
|
||||
offset = pos / n_phases;
|
||||
offset = (oversample - 1) - pos / n_phases;
|
||||
frac = pos % n_phases;
|
||||
|
||||
taps = (gdouble *) ((gint8 *) resampler->taps + offset * taps_stride);
|
||||
|
|
@ -542,11 +545,11 @@ fill_taps (GstAudioResampler * resampler,
|
|||
switch (resampler->filter_interpolation) {
|
||||
case GST_AUDIO_RESAMPLER_FILTER_INTERPOLATION_LINEAR:
|
||||
make_coeff_gdouble_linear (frac, n_phases, ic);
|
||||
interpolate_gdouble_linear (tmp_taps, taps, n_taps, ic);
|
||||
interpolate_gdouble_linear (tmp_taps, taps, n_taps, ic, taps_stride);
|
||||
break;
|
||||
case GST_AUDIO_RESAMPLER_FILTER_INTERPOLATION_CUBIC:
|
||||
make_coeff_gdouble_cubic (frac, n_phases, ic);
|
||||
interpolate_gdouble_cubic (tmp_taps, taps, n_taps, ic);
|
||||
interpolate_gdouble_cubic (tmp_taps, taps, n_taps, ic, taps_stride);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
|
|
@ -556,6 +559,25 @@ fill_taps (GstAudioResampler * resampler,
|
|||
return res;
|
||||
}
|
||||
|
||||
#define GET_TAPS_NEAREST_FUNC(type) \
|
||||
static inline gpointer \
|
||||
get_taps_##type##_nearest (GstAudioResampler * resampler, \
|
||||
gint *samp_index, gint *samp_phase, type icoeff[4]) \
|
||||
{ \
|
||||
gint out_rate = resampler->out_rate; \
|
||||
*samp_index += resampler->samp_inc; \
|
||||
*samp_phase += resampler->samp_frac; \
|
||||
if (*samp_phase >= out_rate) { \
|
||||
*samp_phase -= out_rate; \
|
||||
*samp_index += 1; \
|
||||
} \
|
||||
return NULL; \
|
||||
}
|
||||
GET_TAPS_NEAREST_FUNC (gint16);
|
||||
GET_TAPS_NEAREST_FUNC (gint32);
|
||||
GET_TAPS_NEAREST_FUNC (gfloat);
|
||||
GET_TAPS_NEAREST_FUNC (gdouble);
|
||||
|
||||
#define GET_TAPS_FULL_FUNC(type) \
|
||||
static inline gpointer \
|
||||
get_taps_##type##_full (GstAudioResampler * resampler, \
|
||||
|
|
@ -606,7 +628,7 @@ get_taps_##type##_##inter (GstAudioResampler * resampler, \
|
|||
gint taps_stride = resampler->taps_stride; \
|
||||
\
|
||||
pos = *samp_phase * oversample; \
|
||||
offset = pos / out_rate; \
|
||||
offset = (oversample - 1) - pos / out_rate; \
|
||||
frac = pos % out_rate; \
|
||||
\
|
||||
res = (gint8 *) resampler->taps + offset * taps_stride; \
|
||||
|
|
@ -631,10 +653,22 @@ GET_TAPS_INTERPOLATE_FUNC (gint32, cubic);
|
|||
GET_TAPS_INTERPOLATE_FUNC (gfloat, cubic);
|
||||
GET_TAPS_INTERPOLATE_FUNC (gdouble, cubic);
|
||||
|
||||
#define INNER_PRODUCT_NEAREST_FUNC(type) \
|
||||
static inline void \
|
||||
inner_product_##type##_nearest_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
*o = *a; \
|
||||
}
|
||||
INNER_PRODUCT_NEAREST_FUNC (gint16);
|
||||
INNER_PRODUCT_NEAREST_FUNC (gint32);
|
||||
INNER_PRODUCT_NEAREST_FUNC (gfloat);
|
||||
INNER_PRODUCT_NEAREST_FUNC (gdouble);
|
||||
|
||||
#define INNER_PRODUCT_INT_FULL_FUNC(type,type2,prec,limit) \
|
||||
static inline void \
|
||||
inner_product_##type##_full_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic) \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
gint i; \
|
||||
type2 res[4] = { 0, 0, 0, 0 }; \
|
||||
|
|
@ -656,16 +690,18 @@ INNER_PRODUCT_INT_FULL_FUNC (gint32, gint64, PRECISION_S32, (gint64) 1 << 31);
|
|||
#define INNER_PRODUCT_INT_LINEAR_FUNC(type,type2,prec,limit) \
|
||||
static inline void \
|
||||
inner_product_##type##_linear_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic) \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
gint i; \
|
||||
type2 res[4] = { 0, 0, 0, 0 }; \
|
||||
const type *c[2] = {(type*)((gint8*)b + 0*bstride), \
|
||||
(type*)((gint8*)b + 1*bstride)}; \
|
||||
\
|
||||
for (i = 0; i < len; i += 2) { \
|
||||
res[0] += (type2) a[i + 0] * (type2) b[2 * i + 0]; \
|
||||
res[1] += (type2) a[i + 0] * (type2) b[2 * i + 1]; \
|
||||
res[2] += (type2) a[i + 1] * (type2) b[2 * i + 2]; \
|
||||
res[3] += (type2) a[i + 1] * (type2) b[2 * i + 3]; \
|
||||
res[0] += (type2) a[i + 0] * (type2) c[0][i + 0]; \
|
||||
res[1] += (type2) a[i + 0] * (type2) c[1][i + 0]; \
|
||||
res[2] += (type2) a[i + 1] * (type2) c[0][i + 1]; \
|
||||
res[3] += (type2) a[i + 1] * (type2) c[1][i + 1]; \
|
||||
} \
|
||||
res[0] = (res[0] + res[2]) >> (prec); \
|
||||
res[1] = (res[1] + res[3]) >> (prec); \
|
||||
|
|
@ -681,16 +717,20 @@ INNER_PRODUCT_INT_LINEAR_FUNC (gint32, gint64, PRECISION_S32, (gint64) 1 << 31);
|
|||
#define INNER_PRODUCT_INT_CUBIC_FUNC(type,type2,prec,limit) \
|
||||
static inline void \
|
||||
inner_product_##type##_cubic_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic) \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
gint i; \
|
||||
type2 res[4] = { 0, 0, 0, 0 }; \
|
||||
const type *c[4] = {(type*)((gint8*)b + 0*bstride), \
|
||||
(type*)((gint8*)b + 1*bstride), \
|
||||
(type*)((gint8*)b + 2*bstride), \
|
||||
(type*)((gint8*)b + 3*bstride)}; \
|
||||
\
|
||||
for (i = 0; i < len; i++) { \
|
||||
res[0] += (type2) a[i] * (type2) b[4 * i + 0]; \
|
||||
res[1] += (type2) a[i] * (type2) b[4 * i + 1]; \
|
||||
res[2] += (type2) a[i] * (type2) b[4 * i + 2]; \
|
||||
res[3] += (type2) a[i] * (type2) b[4 * i + 3]; \
|
||||
res[0] += (type2) a[i] * (type2) c[0][i]; \
|
||||
res[1] += (type2) a[i] * (type2) c[1][i]; \
|
||||
res[2] += (type2) a[i] * (type2) c[2][i]; \
|
||||
res[3] += (type2) a[i] * (type2) c[3][i]; \
|
||||
} \
|
||||
res[0] = (type2)(type)(res[0] >> (prec)) * (type2) ic[0] + \
|
||||
(type2)(type)(res[1] >> (prec)) * (type2) ic[1] + \
|
||||
|
|
@ -706,7 +746,7 @@ INNER_PRODUCT_INT_CUBIC_FUNC (gint32, gint64, PRECISION_S32, (gint64) 1 << 31);
|
|||
#define INNER_PRODUCT_FLOAT_FULL_FUNC(type) \
|
||||
static inline void \
|
||||
inner_product_##type##_full_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic) \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
gint i; \
|
||||
type res[4] = { 0.0, 0.0, 0.0, 0.0 }; \
|
||||
|
|
@ -726,16 +766,18 @@ INNER_PRODUCT_FLOAT_FULL_FUNC (gdouble);
|
|||
#define INNER_PRODUCT_FLOAT_LINEAR_FUNC(type) \
|
||||
static inline void \
|
||||
inner_product_##type##_linear_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic) \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
gint i; \
|
||||
type res[4] = { 0.0, 0.0, 0.0, 0.0 }; \
|
||||
const type *c[2] = {(type*)((gint8*)b + 0*bstride), \
|
||||
(type*)((gint8*)b + 1*bstride)}; \
|
||||
\
|
||||
for (i = 0; i < len; i += 2) { \
|
||||
res[0] += a[i] * b[2 * i + 0]; \
|
||||
res[1] += a[i] * b[2 * i + 1]; \
|
||||
res[2] += a[i] * b[2 * i + 2]; \
|
||||
res[3] += a[i] * b[2 * i + 3]; \
|
||||
res[0] += a[i + 0] * c[0][i + 0]; \
|
||||
res[1] += a[i + 0] * c[1][i + 0]; \
|
||||
res[2] += a[i + 1] * c[0][i + 1]; \
|
||||
res[3] += a[i + 1] * c[1][i + 1]; \
|
||||
} \
|
||||
*o = (res[0] + res[2]) * ic[0] + \
|
||||
(res[1] + res[3]) * ic[1]; \
|
||||
|
|
@ -746,16 +788,20 @@ INNER_PRODUCT_FLOAT_LINEAR_FUNC (gdouble);
|
|||
#define INNER_PRODUCT_FLOAT_CUBIC_FUNC(type) \
|
||||
static inline void \
|
||||
inner_product_##type##_cubic_1_c (type * o, const type * a, \
|
||||
const type * b, gint len, const type *ic) \
|
||||
const type * b, gint len, const type *ic, gint bstride) \
|
||||
{ \
|
||||
gint i; \
|
||||
type res[4] = { 0.0, 0.0, 0.0, 0.0 }; \
|
||||
const type *c[4] = {(type*)((gint8*)b + 0*bstride), \
|
||||
(type*)((gint8*)b + 1*bstride), \
|
||||
(type*)((gint8*)b + 2*bstride), \
|
||||
(type*)((gint8*)b + 3*bstride)}; \
|
||||
\
|
||||
for (i = 0; i < len; i++) { \
|
||||
res[0] += a[i] * b[4 * i + 0]; \
|
||||
res[1] += a[i] * b[4 * i + 1]; \
|
||||
res[2] += a[i] * b[4 * i + 2]; \
|
||||
res[3] += a[i] * b[4 * i + 3]; \
|
||||
res[0] += a[i] * c[0][i]; \
|
||||
res[1] += a[i] * c[1][i]; \
|
||||
res[2] += a[i] * c[2][i]; \
|
||||
res[3] += a[i] * c[3][i]; \
|
||||
} \
|
||||
*o = res[0] * ic[0] + res[1] * ic[1] + \
|
||||
res[2] * ic[2] + res[3] * ic[3]; \
|
||||
|
|
@ -773,6 +819,7 @@ resample_ ##type## _ ##inter## _ ##channels## _ ##arch (GstAudioResampler * resa
|
|||
gint n_taps = resampler->n_taps; \
|
||||
gint blocks = resampler->blocks; \
|
||||
gint ostride = resampler->ostride; \
|
||||
gint taps_stride = resampler->taps_stride; \
|
||||
gint samp_index = 0; \
|
||||
gint samp_phase = 0; \
|
||||
\
|
||||
|
|
@ -791,7 +838,7 @@ resample_ ##type## _ ##inter## _ ##channels## _ ##arch (GstAudioResampler * resa
|
|||
taps = get_taps_ ##type##_##inter \
|
||||
(resampler, &samp_index, &samp_phase, icoeff); \
|
||||
inner_product_ ##type##_##inter##_##channels##_##arch \
|
||||
(op, ipp, taps, n_taps, icoeff); \
|
||||
(op, ipp, taps, n_taps, icoeff, taps_stride); \
|
||||
op += ostride; \
|
||||
} \
|
||||
if (in_len > samp_index) \
|
||||
|
|
@ -804,6 +851,11 @@ resample_ ##type## _ ##inter## _ ##channels## _ ##arch (GstAudioResampler * resa
|
|||
resampler->samp_phase = samp_phase; \
|
||||
}
|
||||
|
||||
MAKE_RESAMPLE_FUNC (gint16, nearest, 1, c);
|
||||
MAKE_RESAMPLE_FUNC (gint32, nearest, 1, c);
|
||||
MAKE_RESAMPLE_FUNC (gfloat, nearest, 1, c);
|
||||
MAKE_RESAMPLE_FUNC (gdouble, nearest, 1, c);
|
||||
|
||||
MAKE_RESAMPLE_FUNC (gint16, full, 1, c);
|
||||
MAKE_RESAMPLE_FUNC (gint32, full, 1, c);
|
||||
MAKE_RESAMPLE_FUNC (gfloat, full, 1, c);
|
||||
|
|
@ -820,6 +872,11 @@ MAKE_RESAMPLE_FUNC (gfloat, cubic, 1, c);
|
|||
MAKE_RESAMPLE_FUNC (gdouble, cubic, 1, c);
|
||||
|
||||
static ResampleFunc resample_funcs[] = {
|
||||
resample_gint16_nearest_1_c,
|
||||
resample_gint32_nearest_1_c,
|
||||
resample_gfloat_nearest_1_c,
|
||||
resample_gdouble_nearest_1_c,
|
||||
|
||||
resample_gint16_full_1_c,
|
||||
resample_gint32_full_1_c,
|
||||
resample_gfloat_full_1_c,
|
||||
|
|
@ -836,20 +893,25 @@ static ResampleFunc resample_funcs[] = {
|
|||
resample_gdouble_cubic_1_c,
|
||||
};
|
||||
|
||||
#define resample_gint16_full_1 resample_funcs[0]
|
||||
#define resample_gint32_full_1 resample_funcs[1]
|
||||
#define resample_gfloat_full_1 resample_funcs[2]
|
||||
#define resample_gdouble_full_1 resample_funcs[3]
|
||||
#define resample_gint16_nearest_1 resample_funcs[0]
|
||||
#define resample_gint32_nearest_1 resample_funcs[1]
|
||||
#define resample_gfloat_nearest_1 resample_funcs[2]
|
||||
#define resample_gdouble_nearest_1 resample_funcs[3]
|
||||
|
||||
#define resample_gint16_linear_1 resample_funcs[4]
|
||||
#define resample_gint32_linear_1 resample_funcs[5]
|
||||
#define resample_gfloat_linear_1 resample_funcs[6]
|
||||
#define resample_gdouble_linear_1 resample_funcs[7]
|
||||
#define resample_gint16_full_1 resample_funcs[4]
|
||||
#define resample_gint32_full_1 resample_funcs[5]
|
||||
#define resample_gfloat_full_1 resample_funcs[6]
|
||||
#define resample_gdouble_full_1 resample_funcs[7]
|
||||
|
||||
#define resample_gint16_cubic_1 resample_funcs[8]
|
||||
#define resample_gint32_cubic_1 resample_funcs[9]
|
||||
#define resample_gfloat_cubic_1 resample_funcs[10]
|
||||
#define resample_gdouble_cubic_1 resample_funcs[11]
|
||||
#define resample_gint16_linear_1 resample_funcs[8]
|
||||
#define resample_gint32_linear_1 resample_funcs[9]
|
||||
#define resample_gfloat_linear_1 resample_funcs[10]
|
||||
#define resample_gdouble_linear_1 resample_funcs[11]
|
||||
|
||||
#define resample_gint16_cubic_1 resample_funcs[12]
|
||||
#define resample_gint32_cubic_1 resample_funcs[13]
|
||||
#define resample_gfloat_cubic_1 resample_funcs[14]
|
||||
#define resample_gdouble_cubic_1 resample_funcs[15]
|
||||
|
||||
#if defined HAVE_ORC && !defined DISABLE_ORC
|
||||
# if defined (__ARM_NEON__)
|
||||
|
|
@ -879,21 +941,25 @@ audio_resampler_init (void)
|
|||
gint i;
|
||||
|
||||
if (target) {
|
||||
const gchar *name;
|
||||
unsigned int flags = orc_target_get_default_flags (target);
|
||||
const gchar *tname, *name;
|
||||
|
||||
tname = orc_target_get_name (target);
|
||||
GST_DEBUG ("target %s, default flags %08x", tname, flags);
|
||||
|
||||
for (i = 0; i < 32; ++i) {
|
||||
if (flags & (1U << i)) {
|
||||
for (i = -1; i < 32; ++i) {
|
||||
if (i == -1) {
|
||||
name = orc_target_get_name (target);
|
||||
GST_DEBUG ("target %s, default flags %08x", name, flags);
|
||||
} else if (flags & (1U << i)) {
|
||||
name = orc_target_get_flag_name (target, i);
|
||||
GST_DEBUG ("target flag %s", name);
|
||||
} else
|
||||
name = NULL;
|
||||
|
||||
if (name) {
|
||||
#ifdef CHECK_X86
|
||||
audio_resampler_check_x86 (tname, name);
|
||||
audio_resampler_check_x86 (name);
|
||||
#endif
|
||||
#ifdef CHECK_NEON
|
||||
audio_resampler_check_neon (tname, name);
|
||||
audio_resampler_check_neon (name);
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
|
@ -978,19 +1044,18 @@ calculate_kaiser_params (GstAudioResampler * resampler)
|
|||
|
||||
static void
|
||||
alloc_taps_mem (GstAudioResampler * resampler, gint bps, gint n_taps,
|
||||
gint n_phases, gint n_mult)
|
||||
gint n_phases, gint n_tmp)
|
||||
{
|
||||
if (resampler->alloc_taps >= n_taps && resampler->alloc_phases >= n_phases)
|
||||
return;
|
||||
|
||||
GST_DEBUG ("allocate n_taps %d n_phases %d n_mult %d", n_taps, n_phases,
|
||||
n_mult);
|
||||
GST_DEBUG ("allocate n_taps %d n_phases %d n_tmp %d", n_taps, n_phases,
|
||||
n_tmp);
|
||||
|
||||
resampler->tmp_taps =
|
||||
g_realloc_n (resampler->tmp_taps, n_taps, sizeof (gdouble));
|
||||
g_realloc_n (resampler->tmp_taps, n_tmp, sizeof (gdouble));
|
||||
|
||||
resampler->taps_stride =
|
||||
GST_ROUND_UP_32 (bps * (n_mult * n_taps + TAPS_OVERREAD));
|
||||
resampler->taps_stride = GST_ROUND_UP_32 (bps * (n_taps + TAPS_OVERREAD));
|
||||
|
||||
g_free (resampler->taps_mem);
|
||||
resampler->taps_mem =
|
||||
|
|
@ -1058,7 +1123,12 @@ setup_functions (GstAudioResampler * resampler)
|
|||
break;
|
||||
}
|
||||
deinterleave = deinterleave_funcs[index];
|
||||
|
||||
switch (resampler->method) {
|
||||
case GST_AUDIO_RESAMPLER_METHOD_NEAREST:
|
||||
GST_DEBUG ("using nearest filter function");
|
||||
break;
|
||||
default:
|
||||
index += 4;
|
||||
switch (resampler->filter_mode) {
|
||||
default:
|
||||
case GST_AUDIO_RESAMPLER_FILTER_MODE_FULL:
|
||||
|
|
@ -1079,6 +1149,8 @@ setup_functions (GstAudioResampler * resampler)
|
|||
}
|
||||
break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
resample = resample_funcs[index];
|
||||
|
||||
/* we resample each channel separately */
|
||||
|
|
@ -1194,7 +1266,8 @@ resampler_calculate_taps (GstAudioResampler * resampler)
|
|||
}
|
||||
}
|
||||
|
||||
if (resampler->filter_mode == GST_AUDIO_RESAMPLER_FILTER_MODE_FULL) {
|
||||
if (resampler->filter_mode == GST_AUDIO_RESAMPLER_FILTER_MODE_FULL &&
|
||||
resampler->method != GST_AUDIO_RESAMPLER_METHOD_NEAREST) {
|
||||
GST_DEBUG ("setting up filter cache");
|
||||
resampler->n_phases = out_rate;
|
||||
alloc_cache_mem (resampler, bps, n_taps, out_rate);
|
||||
|
|
@ -1202,7 +1275,7 @@ resampler_calculate_taps (GstAudioResampler * resampler)
|
|||
|
||||
if (resampler->filter_interpolation !=
|
||||
GST_AUDIO_RESAMPLER_FILTER_INTERPOLATION_NONE) {
|
||||
gint otaps, isize;
|
||||
gint n_tmp, isize;
|
||||
gdouble x, weight, *tmp_taps;
|
||||
GstAudioFormat format;
|
||||
gpointer taps;
|
||||
|
|
@ -1218,7 +1291,6 @@ resampler_calculate_taps (GstAudioResampler * resampler)
|
|||
isize = 4;
|
||||
break;
|
||||
}
|
||||
otaps = oversample * n_taps + isize - 1;
|
||||
|
||||
if (resampler->filter_mode == GST_AUDIO_RESAMPLER_FILTER_MODE_FULL) {
|
||||
format = GST_AUDIO_FORMAT_F64;
|
||||
|
|
@ -1226,28 +1298,30 @@ resampler_calculate_taps (GstAudioResampler * resampler)
|
|||
} else
|
||||
format = resampler->format;
|
||||
|
||||
alloc_taps_mem (resampler, bps, otaps, oversample, isize);
|
||||
n_tmp = oversample * n_taps + isize - 1;
|
||||
|
||||
alloc_taps_mem (resampler, bps, n_taps, oversample + isize - 1, n_tmp);
|
||||
|
||||
taps = tmp_taps = resampler->tmp_taps;
|
||||
x = 1.0 - n_taps / 2;
|
||||
weight = make_taps (resampler, tmp_taps, x, otaps, oversample);
|
||||
weight = make_taps (resampler, tmp_taps, x, n_tmp, oversample);
|
||||
|
||||
switch (format) {
|
||||
case GST_AUDIO_FORMAT_S16:
|
||||
convert_taps_gint16 (tmp_taps, taps, weight / oversample, otaps);
|
||||
convert_taps_gint16 (tmp_taps, taps, weight / oversample, n_tmp);
|
||||
extract_taps_gint16 (resampler, taps, n_taps, oversample, isize);
|
||||
break;
|
||||
case GST_AUDIO_FORMAT_S32:
|
||||
convert_taps_gint32 (tmp_taps, taps, weight / oversample, otaps);
|
||||
convert_taps_gint32 (tmp_taps, taps, weight / oversample, n_tmp);
|
||||
extract_taps_gint32 (resampler, taps, n_taps, oversample, isize);
|
||||
break;
|
||||
case GST_AUDIO_FORMAT_F32:
|
||||
convert_taps_gfloat (tmp_taps, taps, weight / oversample, otaps);
|
||||
convert_taps_gfloat (tmp_taps, taps, weight / oversample, n_tmp);
|
||||
extract_taps_gfloat (resampler, taps, n_taps, oversample, isize);
|
||||
break;
|
||||
default:
|
||||
case GST_AUDIO_FORMAT_F64:
|
||||
convert_taps_gdouble (tmp_taps, taps, weight / oversample, otaps);
|
||||
convert_taps_gdouble (tmp_taps, taps, weight / oversample, n_tmp);
|
||||
extract_taps_gdouble (resampler, taps, n_taps, oversample, isize);
|
||||
break;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue