Move RV3/4-specific DSP functions into their own context

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/libavcodec/x86/rv40dsp.c b/libavcodec/x86/rv40dsp.c
new file mode 100644
index 0000000000..9f90ad8bb6
--- /dev/null
+++ b/libavcodec/x86/rv40dsp.c
@@ -0,0 +1,60 @@
+/*
+ * RV40 decoder motion compensation functions x86-optimised
+ * Copyright (c) 2008 Konstantin Shishkov
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; 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
+ */
+
+#include "libavcodec/rv34dsp.h"
+
+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_mmx2 (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_mmx2 (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);
+
+void ff_rv40dsp_init_x86(RV34DSPContext *c, DSPContext *dsp)
+{
+    av_unused int mm_flags = av_get_cpu_flags();
+
+#if HAVE_YASM
+    if (mm_flags & AV_CPU_FLAG_MMX) {
+        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 (mm_flags & AV_CPU_FLAG_MMX2) {
+        c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_mmx2;
+        c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_mmx2;
+    } else if (mm_flags & AV_CPU_FLAG_3DNOW) {
+        c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_3dnow;
+        c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_3dnow;
+    }
+#endif
+}