1 files changed, 62 insertions, 0 deletions
diff --git a/libavcodec/x86/lossless_videodsp_init.c b/libavcodec/x86/lossless_videodsp_init.c
new file mode 100644
index 0000000000..b0fbcfef8f
--- /dev/null
+++ b/libavcodec/x86/lossless_videodsp_init.c
@@ -0,0 +1,62 @@
+/*
+ * Lossless video DSP utils
+ *
+ * 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
+ */
+
+#include "../lossless_videodsp.h"
+#include "libavutil/pixdesc.h"
+#include "libavutil/x86/cpu.h"
+
+void ff_add_int16_mmx(uint16_t *dst, const uint16_t *src, unsigned mask, int w);
+void ff_add_int16_sse2(uint16_t *dst, const uint16_t *src, unsigned mask, int w);
+void ff_diff_int16_mmx (uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w);
+void ff_diff_int16_sse2(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w);
+int ff_add_hfyu_left_pred_int16_ssse3(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc);
+int ff_add_hfyu_left_pred_int16_sse4(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc);
+void ff_add_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top);
+void ff_sub_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w, int *left, int *left_top);
+
+
+void ff_llviddsp_init_x86(LLVidDSPContext *c, AVCodecContext *avctx)
+{
+    int cpu_flags = av_get_cpu_flags();
+    const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(avctx->pix_fmt);
+
+    if (EXTERNAL_MMX(cpu_flags)) {
+        c->add_int16 = ff_add_int16_mmx;
+        c->diff_int16 = ff_diff_int16_mmx;
+    }
+
+    if (EXTERNAL_MMXEXT(cpu_flags) && pix_desc->comp[0].depth<16) {
+        c->add_hfyu_median_pred_int16 = ff_add_hfyu_median_pred_int16_mmxext;
+        c->sub_hfyu_median_pred_int16 = ff_sub_hfyu_median_pred_int16_mmxext;
+    }
+
+    if (EXTERNAL_SSE2(cpu_flags)) {
+        c->add_int16 = ff_add_int16_sse2;
+        c->diff_int16 = ff_diff_int16_sse2;
+    }
+
+    if (EXTERNAL_SSSE3(cpu_flags)) {
+        c->add_hfyu_left_pred_int16 = ff_add_hfyu_left_pred_int16_ssse3;
+    }
+
+    if (EXTERNAL_SSE4(cpu_flags)) {
+        c->add_hfyu_left_pred_int16 = ff_add_hfyu_left_pred_int16_sse4;
+    }
+}