1 files changed, 85 insertions, 0 deletions
diff --git a/ffmpeg/libavcodec/arm/dsputil_init_armv6.c b/ffmpeg/libavcodec/arm/dsputil_init_armv6.c
new file mode 100644
index 0000000..8f38302
--- /dev/null
+++ b/ffmpeg/libavcodec/arm/dsputil_init_armv6.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
+ *
+ * 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 <stdint.h>
+
+#include "libavcodec/avcodec.h"
+#include "dsputil_arm.h"
+
+void ff_simple_idct_armv6(int16_t *data);
+void ff_simple_idct_put_armv6(uint8_t *dest, int line_size, int16_t *data);
+void ff_simple_idct_add_armv6(uint8_t *dest, int line_size, int16_t *data);
+
+void ff_add_pixels_clamped_armv6(const int16_t *block,
+                                 uint8_t *restrict pixels,
+                                 int line_size);
+
+void ff_get_pixels_armv6(int16_t *block, const uint8_t *pixels, int stride);
+void ff_diff_pixels_armv6(int16_t *block, const uint8_t *s1,
+                          const uint8_t *s2, int stride);
+
+int ff_pix_abs16_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
+                       int line_size, int h);
+int ff_pix_abs16_x2_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
+                          int line_size, int h);
+int ff_pix_abs16_y2_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
+                          int line_size, int h);
+
+int ff_pix_abs8_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
+                       int line_size, int h);
+
+int ff_sse16_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
+                   int line_size, int h);
+
+int ff_pix_norm1_armv6(uint8_t *pix, int line_size);
+int ff_pix_sum_armv6(uint8_t *pix, int line_size);
+
+av_cold void ff_dsputil_init_armv6(DSPContext *c, AVCodecContext *avctx)
+{
+    const int high_bit_depth = avctx->bits_per_raw_sample > 8;
+
+    if (!avctx->lowres && avctx->bits_per_raw_sample <= 8 &&
+        (avctx->idct_algo == FF_IDCT_AUTO ||
+         avctx->idct_algo == FF_IDCT_SIMPLEARMV6)) {
+        c->idct_put              = ff_simple_idct_put_armv6;
+        c->idct_add              = ff_simple_idct_add_armv6;
+        c->idct                  = ff_simple_idct_armv6;
+        c->idct_permutation_type = FF_LIBMPEG2_IDCT_PERM;
+    }
+
+    if (!high_bit_depth)
+        c->get_pixels = ff_get_pixels_armv6;
+    c->add_pixels_clamped = ff_add_pixels_clamped_armv6;
+    c->diff_pixels = ff_diff_pixels_armv6;
+
+    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;
+
+    c->pix_norm1 = ff_pix_norm1_armv6;
+    c->pix_sum   = ff_pix_sum_armv6;
+}