From: Limin Wang <lance.lmw...@gmail.com>
Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
libavcodec/v210_template.c | 48 +++++++++++++++++++++++++++++++++++++++++
libavcodec/v210enc.c | 54 +++++++++++++---------------------------------
2 files changed, 63 insertions(+), 39 deletions(-)
create mode 100644 libavcodec/v210_template.c
diff --git a/libavcodec/v210_template.c b/libavcodec/v210_template.c
new file mode 100644
index 0000000..00036ae
--- /dev/null
+++ b/libavcodec/v210_template.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2009 Michael Niedermayer <michae...@gmx.at>
+ * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot
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 "bytestream.h"
+#include "internal.h"
+
+#define CLIP(v, depth) av_clip(v, 1<<(depth-8), ((1<<depth)-(1<<(depth-8))-1))
+#define WRITE_PIXELS(a, b, c, depth) \
+ do { \
+ val = CLIP(*a++, depth) << (10-depth); \
+ val |= (CLIP(*b++, depth) << (20-depth)) | \
+ (CLIP(*c++, depth) << (30-depth)); \
+ AV_WL32(dst, val); \
+ dst += 4; \
+ } while (0)
+
+static void RENAME(v210_planar_pack)(const TYPE *y,
+ const TYPE *u, const TYPE *v,
+ uint8_t *dst, ptrdiff_t width)
+{
+ uint32_t val;
+ int i;
+
+ for (i = 0; i < width - 5; i += 6) {
+ WRITE_PIXELS(u, y, v, DEPTH);
+ WRITE_PIXELS(y, u, y, DEPTH);
+ WRITE_PIXELS(v, y, u, DEPTH);
+ WRITE_PIXELS(y, v, y, DEPTH);
+ }
+}
diff --git a/libavcodec/v210enc.c b/libavcodec/v210enc.c
index 69a2efe..3e6abbe 100644
--- a/libavcodec/v210enc.c
+++ b/libavcodec/v210enc.c
@@ -26,45 +26,21 @@
#include "internal.h"
#include "v210enc.h"
-#define CLIP(v, depth) av_clip(v, 1 << (depth-8), ((1 << depth)-(1 <<
(depth-8))-1))
-#define WRITE_PIXELS(a, b, c, depth) \
- do { \
- val = CLIP(*a++, depth) << (10-depth); \
- val |= (CLIP(*b++, depth) << (20-depth)) | \
- (CLIP(*c++, depth) << (30-depth)); \
- AV_WL32(dst, val); \
- dst += 4; \
- } while (0)
-
-static void v210_planar_pack_8_c(const uint8_t *y, const uint8_t *u,
- const uint8_t *v, uint8_t *dst,
- ptrdiff_t width)
-{
- uint32_t val;
- int i;
-
- for (i = 0; i < width - 5; i += 6) {
- WRITE_PIXELS(u, y, v, 8);
- WRITE_PIXELS(y, u, y, 8);
- WRITE_PIXELS(v, y, u, 8);
- WRITE_PIXELS(y, v, y, 8);
- }
-}
-
-static void v210_planar_pack_10_c(const uint16_t *y, const uint16_t *u,
- const uint16_t *v, uint8_t *dst,
- ptrdiff_t width)
-{
- uint32_t val;
- int i;
-
- for (i = 0; i < width - 5; i += 6) {
- WRITE_PIXELS(u, y, v, 10);
- WRITE_PIXELS(y, u, y, 10);
- WRITE_PIXELS(v, y, u, 10);
- WRITE_PIXELS(y, v, y, 10);
- }
-}
+#define TYPE uint8_t
+#define DEPTH 8
+#define RENAME(a) a ## _ ## 8 ## _c
+#include "v210_template.c"
+#undef TYPE
+#undef RENAME
+#undef DEPTH
+
+#define TYPE uint16_t
+#define DEPTH 10
+#define RENAME(a) a ## _ ## 10 ## _c
+#include "v210_template.c"
+#undef TYPE
+#undef RENAME
+#undef DEPTH
av_cold void ff_v210enc_init(V210EncContext *s)
{
--
2.6.4
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
