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Diffstat (limited to 'libavcodec/x86/svq1enc_init.c')
-rw-r--r--libavcodec/x86/svq1enc_init.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/libavcodec/x86/svq1enc_init.c b/libavcodec/x86/svq1enc_init.c
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+++ b/libavcodec/x86/svq1enc_init.c
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+/*
+ * Copyright (c) 2007 Loren Merritt
+ *
+ * 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 "config.h"
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/svq1enc.h"
+
+int ff_ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2,
+ intptr_t size);
+int ff_ssd_int8_vs_int16_sse2(const int8_t *pix1, const int16_t *pix2,
+ intptr_t size);
+
+av_cold void ff_svq1enc_init_x86(SVQ1EncContext *c)
+{
+ int cpu_flags = av_get_cpu_flags();
+
+ if (EXTERNAL_MMX(cpu_flags)) {
+ c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_mmx;
+ }
+ if (EXTERNAL_SSE2(cpu_flags)) {
+ c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_sse2;
+ }
+}
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