dsputil: Split motion estimation compare bits off into their own context

1 files changed, 57 insertions, 0 deletions

diff --git a/libavcodec/arm/me_cmp_init_arm.c b/libavcodec/arm/me_cmp_init_arm.c
new file mode 100644
index 0000000000..819d901f90
--- /dev/null
+++ b/libavcodec/arm/me_cmp_init_arm.c
@@ -0,0 +1,57 @@
+/*
+ * 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/arm/cpu.h"
+#include "libavcodec/avcodec.h"
+#include "libavcodec/me_cmp.h"
+#include "libavcodec/mpegvideo.h"
+
+int ff_pix_abs16_armv6(MpegEncContext *s, uint8_t *blk1, uint8_t *blk2,
+                       int line_size, int h);
+int ff_pix_abs16_x2_armv6(MpegEncContext *s, uint8_t *blk1, uint8_t *blk2,
+                          int line_size, int h);
+int ff_pix_abs16_y2_armv6(MpegEncContext *s, uint8_t *blk1, uint8_t *blk2,
+                          int line_size, int h);
+
+int ff_pix_abs8_armv6(MpegEncContext *s, uint8_t *blk1, uint8_t *blk2,
+                      int line_size, int h);
+
+int ff_sse16_armv6(MpegEncContext *s, uint8_t *blk1, uint8_t *blk2,
+                   int line_size, int h);
+
+av_cold void ff_me_cmp_init_arm(MECmpContext *c, AVCodecContext *avctx)
+{
+    int cpu_flags = av_get_cpu_flags();
+
+    if (have_armv6(cpu_flags)) {
+        c->pix_abs[0][0] = ff_pix_abs16_armv6;
+        c->pix_abs[0][1] = ff_pix_abs16_x2_armv6;
+        c->pix_abs[0][2] = ff_pix_abs16_y2_armv6;
+
+        c->pix_abs[1][0] = ff_pix_abs8_armv6;
+
+        c->sad[0] = ff_pix_abs16_armv6;
+        c->sad[1] = ff_pix_abs8_armv6;
+
+        c->sse[0] = ff_sse16_armv6;
+    }
+}