diff ffmpeg/libavcodec/x86/rv40dsp_init.c @ 10:6840f77b83aa

commit

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ffmpeg/libavcodec/x86/rv40dsp_init.c	Sun Apr 21 10:55:35 2013 +0200
@@ -0,0 +1,243 @@
+/*
+ * RV40 decoder motion compensation functions x86-optimised
+ * Copyright (c) 2008 Konstantin Shishkov
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * RV40 decoder motion compensation functions x86-optimised
+ * 2,0 and 0,2 have h264 equivalents.
+ * 3,3 is bugged in the rv40 format and maps to _xy2 version
+ */
+
+#include "libavcodec/rv34dsp.h"
+#include "libavutil/attributes.h"
+#include "libavutil/mem.h"
+#include "libavutil/x86/cpu.h"
+#include "dsputil_mmx.h"
+
+#if HAVE_YASM
+void ff_put_rv40_chroma_mc8_mmx  (uint8_t *dst, uint8_t *src,
+                                  int stride, int h, int x, int y);
+void ff_avg_rv40_chroma_mc8_mmxext(uint8_t *dst, uint8_t *src,
+                                   int stride, int h, int x, int y);
+void ff_avg_rv40_chroma_mc8_3dnow(uint8_t *dst, uint8_t *src,
+                                  int stride, int h, int x, int y);
+
+void ff_put_rv40_chroma_mc4_mmx  (uint8_t *dst, uint8_t *src,
+                                  int stride, int h, int x, int y);
+void ff_avg_rv40_chroma_mc4_mmxext(uint8_t *dst, uint8_t *src,
+                                   int stride, int h, int x, int y);
+void ff_avg_rv40_chroma_mc4_3dnow(uint8_t *dst, uint8_t *src,
+                                  int stride, int h, int x, int y);
+
+#define DECLARE_WEIGHT(opt) \
+void ff_rv40_weight_func_rnd_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
+                                      int w1, int w2, ptrdiff_t stride); \
+void ff_rv40_weight_func_rnd_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
+                                      int w1, int w2, ptrdiff_t stride); \
+void ff_rv40_weight_func_nornd_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
+                                        int w1, int w2, ptrdiff_t stride); \
+void ff_rv40_weight_func_nornd_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
+                                        int w1, int w2, ptrdiff_t stride);
+DECLARE_WEIGHT(mmxext)
+DECLARE_WEIGHT(sse2)
+DECLARE_WEIGHT(ssse3)
+
+/** @{ */
+/**
+ * Define one qpel function.
+ * LOOPSIZE must be already set to the number of pixels processed per
+ * iteration in the inner loop of the called functions.
+ * COFF(x) must be already defined so as to provide the offset into any
+ * array of coeffs used by the called function for the qpel position x.
+ */
+#define QPEL_FUNC_DECL(OP, SIZE, PH, PV, OPT)                           \
+static void OP ## rv40_qpel ##SIZE ##_mc ##PH ##PV ##OPT(uint8_t *dst,  \
+                                                         uint8_t *src,  \
+                                                         ptrdiff_t stride)  \
+{                                                                       \
+    int i;                                                              \
+    if (PH && PV) {                                                     \
+        DECLARE_ALIGNED(16, uint8_t, tmp)[SIZE * (SIZE + 5)];           \
+        uint8_t *tmpptr = tmp + SIZE * 2;                               \
+        src -= stride * 2;                                              \
+                                                                        \
+        for (i = 0; i < SIZE; i += LOOPSIZE)                            \
+            ff_put_rv40_qpel_h ##OPT(tmp + i, SIZE, src + i, stride,    \
+                                     SIZE + 5, HCOFF(PH));              \
+        for (i = 0; i < SIZE; i += LOOPSIZE)                            \
+            ff_ ##OP ##rv40_qpel_v ##OPT(dst + i, stride, tmpptr + i,   \
+                                         SIZE, SIZE, VCOFF(PV));        \
+    } else if (PV) {                                                    \
+        for (i = 0; i < SIZE; i += LOOPSIZE)                            \
+            ff_ ##OP ##rv40_qpel_v ## OPT(dst + i, stride, src + i,     \
+                                          stride, SIZE, VCOFF(PV));     \
+    } else {                                                            \
+        for (i = 0; i < SIZE; i += LOOPSIZE)                            \
+            ff_ ##OP ##rv40_qpel_h ## OPT(dst + i, stride, src + i,     \
+                                          stride, SIZE, HCOFF(PH));     \
+    }                                                                   \
+};
+
+/** Declare functions for sizes 8 and 16 and given operations
+ *  and qpel position. */
+#define QPEL_FUNCS_DECL(OP, PH, PV, OPT) \
+    QPEL_FUNC_DECL(OP,  8, PH, PV, OPT)  \
+    QPEL_FUNC_DECL(OP, 16, PH, PV, OPT)
+
+/** Declare all functions for all sizes and qpel positions */
+#define QPEL_MC_DECL(OP, OPT)                                           \
+void ff_ ##OP ##rv40_qpel_h ##OPT(uint8_t *dst, ptrdiff_t dstStride,    \
+                                  const uint8_t *src,                   \
+                                  ptrdiff_t srcStride,                  \
+                                  int len, int m);                      \
+void ff_ ##OP ##rv40_qpel_v ##OPT(uint8_t *dst, ptrdiff_t dstStride,    \
+                                  const uint8_t *src,                   \
+                                  ptrdiff_t srcStride,                  \
+                                  int len, int m);                      \
+QPEL_FUNCS_DECL(OP, 0, 1, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 0, 3, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 1, 0, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 1, 1, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 1, 2, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 1, 3, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 2, 1, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 2, 2, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 2, 3, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 3, 0, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 3, 1, OPT)                                          \
+QPEL_FUNCS_DECL(OP, 3, 2, OPT)
+/** @} */
+
+#define LOOPSIZE  8
+#define HCOFF(x)  (32 * (x - 1))
+#define VCOFF(x)  (32 * (x - 1))
+QPEL_MC_DECL(put_, _ssse3)
+QPEL_MC_DECL(avg_, _ssse3)
+
+#undef LOOPSIZE
+#undef HCOFF
+#undef VCOFF
+#define LOOPSIZE  8
+#define HCOFF(x)  (64 * (x - 1))
+#define VCOFF(x)  (64 * (x - 1))
+QPEL_MC_DECL(put_, _sse2)
+QPEL_MC_DECL(avg_, _sse2)
+
+#if ARCH_X86_32
+#undef LOOPSIZE
+#undef HCOFF
+#undef VCOFF
+#define LOOPSIZE  4
+#define HCOFF(x)  (64 * (x - 1))
+#define VCOFF(x)  (64 * (x - 1))
+
+QPEL_MC_DECL(put_, _mmx)
+
+#define ff_put_rv40_qpel_h_mmxext  ff_put_rv40_qpel_h_mmx
+#define ff_put_rv40_qpel_v_mmxext  ff_put_rv40_qpel_v_mmx
+QPEL_MC_DECL(avg_, _mmxext)
+
+#define ff_put_rv40_qpel_h_3dnow  ff_put_rv40_qpel_h_mmx
+#define ff_put_rv40_qpel_v_3dnow  ff_put_rv40_qpel_v_mmx
+QPEL_MC_DECL(avg_, _3dnow)
+#endif
+
+/** @{ */
+/** Set one function */
+#define QPEL_FUNC_SET(OP, SIZE, PH, PV, OPT)                            \
+    c-> OP ## pixels_tab[2 - SIZE / 8][4 * PV + PH] = OP ## rv40_qpel ##SIZE ## _mc ##PH ##PV ##OPT;
+
+/** Set functions put and avg for sizes 8 and 16 and a given qpel position */
+#define QPEL_FUNCS_SET(OP, PH, PV, OPT)         \
+    QPEL_FUNC_SET(OP,  8, PH, PV, OPT)          \
+    QPEL_FUNC_SET(OP, 16, PH, PV, OPT)
+
+/** Set all functions for all sizes and qpel positions */
+#define QPEL_MC_SET(OP, OPT)   \
+QPEL_FUNCS_SET (OP, 0, 1, OPT) \
+QPEL_FUNCS_SET (OP, 0, 3, OPT) \
+QPEL_FUNCS_SET (OP, 1, 0, OPT) \
+QPEL_FUNCS_SET (OP, 1, 1, OPT) \
+QPEL_FUNCS_SET (OP, 1, 2, OPT) \
+QPEL_FUNCS_SET (OP, 1, 3, OPT) \
+QPEL_FUNCS_SET (OP, 2, 1, OPT) \
+QPEL_FUNCS_SET (OP, 2, 2, OPT) \
+QPEL_FUNCS_SET (OP, 2, 3, OPT) \
+QPEL_FUNCS_SET (OP, 3, 0, OPT) \
+QPEL_FUNCS_SET (OP, 3, 1, OPT) \
+QPEL_FUNCS_SET (OP, 3, 2, OPT)
+/** @} */
+
+#endif /* HAVE_YASM */
+
+av_cold void ff_rv40dsp_init_x86(RV34DSPContext *c)
+{
+#if HAVE_YASM
+    int mm_flags = av_get_cpu_flags();
+
+    if (EXTERNAL_MMX(mm_flags)) {
+        c->put_chroma_pixels_tab[0] = ff_put_rv40_chroma_mc8_mmx;
+        c->put_chroma_pixels_tab[1] = ff_put_rv40_chroma_mc4_mmx;
+#if HAVE_MMX_INLINE
+        c->put_pixels_tab[0][15] = ff_put_rv40_qpel16_mc33_mmx;
+        c->put_pixels_tab[1][15] = ff_put_rv40_qpel8_mc33_mmx;
+        c->avg_pixels_tab[0][15] = ff_avg_rv40_qpel16_mc33_mmx;
+        c->avg_pixels_tab[1][15] = ff_avg_rv40_qpel8_mc33_mmx;
+#endif /* HAVE_MMX_INLINE */
+#if ARCH_X86_32
+        QPEL_MC_SET(put_, _mmx)
+#endif
+    }
+    if (EXTERNAL_MMXEXT(mm_flags)) {
+        c->avg_chroma_pixels_tab[0]     = ff_avg_rv40_chroma_mc8_mmxext;
+        c->avg_chroma_pixels_tab[1]     = ff_avg_rv40_chroma_mc4_mmxext;
+        c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_mmxext;
+        c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_mmxext;
+        c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_mmxext;
+        c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_mmxext;
+#if ARCH_X86_32
+        QPEL_MC_SET(avg_, _mmxext)
+#endif
+    } else if (EXTERNAL_AMD3DNOW(mm_flags)) {
+        c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_3dnow;
+        c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_3dnow;
+#if ARCH_X86_32
+        QPEL_MC_SET(avg_, _3dnow)
+#endif
+    }
+    if (EXTERNAL_SSE2(mm_flags)) {
+        c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_sse2;
+        c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_sse2;
+        c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_sse2;
+        c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_sse2;
+        QPEL_MC_SET(put_, _sse2)
+        QPEL_MC_SET(avg_, _sse2)
+    }
+    if (EXTERNAL_SSSE3(mm_flags)) {
+        c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_ssse3;
+        c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_ssse3;
+        c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_ssse3;
+        c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_ssse3;
+        QPEL_MC_SET(put_, _ssse3)
+        QPEL_MC_SET(avg_, _ssse3)
+    }
+#endif /* HAVE_YASM */
+}