dsputil: Split off H.263 bits into their own H263DSPContext

1 files changed, 39 insertions, 0 deletions

diff --git a/libavcodec/x86/h263dsp_init.c b/libavcodec/x86/h263dsp_init.c
new file mode 100644
index 0000000000..d4fab981bf
--- /dev/null
+++ b/libavcodec/x86/h263dsp_init.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2013 Diego Biurrun <diego@biurrun.de>
+ *
+ * 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
+ */
+
+#include <stdint.h>
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/h263dsp.h"
+
+void ff_h263_h_loop_filter_mmx(uint8_t *src, int stride, int qscale);
+void ff_h263_v_loop_filter_mmx(uint8_t *src, int stride, int qscale);
+
+av_cold void ff_h263dsp_init_x86(H263DSPContext *c)
+{
+    int cpu_flags = av_get_cpu_flags();
+
+    if (EXTERNAL_MMX(cpu_flags)) {
+        c->h263_h_loop_filter = ff_h263_h_loop_filter_mmx;
+        c->h263_v_loop_filter = ff_h263_v_loop_filter_mmx;
+    }
+}