summaryrefslogtreecommitdiffstats
path: root/media/libvpx/vp8/common/arm/armv6/idct_blk_v6.c
diff options
context:
space:
mode:
Diffstat (limited to 'media/libvpx/vp8/common/arm/armv6/idct_blk_v6.c')
-rw-r--r--media/libvpx/vp8/common/arm/armv6/idct_blk_v6.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/media/libvpx/vp8/common/arm/armv6/idct_blk_v6.c b/media/libvpx/vp8/common/arm/armv6/idct_blk_v6.c
new file mode 100644
index 000000000..c94f84a62
--- /dev/null
+++ b/media/libvpx/vp8/common/arm/armv6/idct_blk_v6.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "vpx_config.h"
+#include "vp8_rtcd.h"
+
+
+void vp8_dequant_idct_add_y_block_v6(short *q, short *dq,
+ unsigned char *dst,
+ int stride, char *eobs)
+{
+ int i;
+
+ for (i = 0; i < 4; i++)
+ {
+ if (eobs[0] > 1)
+ vp8_dequant_idct_add_v6 (q, dq, dst, stride);
+ else if (eobs[0] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[0]*dq[0], dst, stride, dst, stride);
+ ((int *)q)[0] = 0;
+ }
+
+ if (eobs[1] > 1)
+ vp8_dequant_idct_add_v6 (q+16, dq, dst+4, stride);
+ else if (eobs[1] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[16]*dq[0], dst+4, stride, dst+4, stride);
+ ((int *)(q+16))[0] = 0;
+ }
+
+ if (eobs[2] > 1)
+ vp8_dequant_idct_add_v6 (q+32, dq, dst+8, stride);
+ else if (eobs[2] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[32]*dq[0], dst+8, stride, dst+8, stride);
+ ((int *)(q+32))[0] = 0;
+ }
+
+ if (eobs[3] > 1)
+ vp8_dequant_idct_add_v6 (q+48, dq, dst+12, stride);
+ else if (eobs[3] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[48]*dq[0], dst+12, stride,dst+12,stride);
+ ((int *)(q+48))[0] = 0;
+ }
+
+ q += 64;
+ dst += 4*stride;
+ eobs += 4;
+ }
+}
+
+void vp8_dequant_idct_add_uv_block_v6(short *q, short *dq,
+ unsigned char *dstu,
+ unsigned char *dstv,
+ int stride, char *eobs)
+{
+ int i;
+
+ for (i = 0; i < 2; i++)
+ {
+ if (eobs[0] > 1)
+ vp8_dequant_idct_add_v6 (q, dq, dstu, stride);
+ else if (eobs[0] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[0]*dq[0], dstu, stride, dstu, stride);
+ ((int *)q)[0] = 0;
+ }
+
+ if (eobs[1] > 1)
+ vp8_dequant_idct_add_v6 (q+16, dq, dstu+4, stride);
+ else if (eobs[1] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[16]*dq[0], dstu+4, stride,
+ dstu+4, stride);
+ ((int *)(q+16))[0] = 0;
+ }
+
+ q += 32;
+ dstu += 4*stride;
+ eobs += 2;
+ }
+
+ for (i = 0; i < 2; i++)
+ {
+ if (eobs[0] > 1)
+ vp8_dequant_idct_add_v6 (q, dq, dstv, stride);
+ else if (eobs[0] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[0]*dq[0], dstv, stride, dstv, stride);
+ ((int *)q)[0] = 0;
+ }
+
+ if (eobs[1] > 1)
+ vp8_dequant_idct_add_v6 (q+16, dq, dstv+4, stride);
+ else if (eobs[1] == 1)
+ {
+ vp8_dc_only_idct_add_v6 (q[16]*dq[0], dstv+4, stride,
+ dstv+4, stride);
+ ((int *)(q+16))[0] = 0;
+ }
+
+ q += 32;
+ dstv += 4*stride;
+ eobs += 2;
+ }
+}