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authorMichael Niedermayer <michaelni@gmx.at>2015-06-23 04:36:02 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2015-08-20 14:38:26 +0200
commit2f1bff16900067e5c477f725fe9280721e8ab755 (patch)
tree6028ddb3575e74196a25f649d014b7b8d0b310a9
parent60a3bd625f4d643c8e8d7ef9dc4b6e7a6c5ecf35 (diff)
downloadffmpeg-2f1bff16900067e5c477f725fe9280721e8ab755.tar.gz
swscale/rgb2rgb_template: Implement shuffle_bytes_0321_c and fix shuffle_bytes_2103_c on BE
Signed-off-by: Michael Niedermayer <michaelni@gmx.at> (cherry picked from commit abb833c5681b84d7025c083e2191140eaa30dca7) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--libswscale/rgb2rgb.c2
-rw-r--r--libswscale/rgb2rgb.h2
-rw-r--r--libswscale/rgb2rgb_template.c20
3 files changed, 21 insertions, 3 deletions
diff --git a/libswscale/rgb2rgb.c b/libswscale/rgb2rgb.c
index 5b1fcf73ca..340174fd65 100644
--- a/libswscale/rgb2rgb.c
+++ b/libswscale/rgb2rgb.c
@@ -51,6 +51,7 @@ void (*rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*shuffle_bytes_0321)(const uint8_t *src, uint8_t *dst, int src_size);
void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size);
void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc,
@@ -333,7 +334,6 @@ void shuffle_bytes_ ## a ## b ## c ## d(const uint8_t *src, \
} \
}
-DEFINE_SHUFFLE_BYTES(0, 3, 2, 1)
DEFINE_SHUFFLE_BYTES(1, 2, 3, 0)
DEFINE_SHUFFLE_BYTES(3, 0, 1, 2)
DEFINE_SHUFFLE_BYTES(3, 2, 1, 0)
diff --git a/libswscale/rgb2rgb.h b/libswscale/rgb2rgb.h
index 5df5dea420..8faebe6a43 100644
--- a/libswscale/rgb2rgb.h
+++ b/libswscale/rgb2rgb.h
@@ -50,6 +50,7 @@ extern void (*rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
+extern void (*shuffle_bytes_0321)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size);
void rgb64tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
@@ -71,7 +72,6 @@ void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size);
void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size);
void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size);
-void shuffle_bytes_0321(const uint8_t *src, uint8_t *dst, int src_size);
void shuffle_bytes_1230(const uint8_t *src, uint8_t *dst, int src_size);
void shuffle_bytes_3012(const uint8_t *src, uint8_t *dst, int src_size);
void shuffle_bytes_3210(const uint8_t *src, uint8_t *dst, int src_size);
diff --git a/libswscale/rgb2rgb_template.c b/libswscale/rgb2rgb_template.c
index 70294aec97..5b446debfa 100644
--- a/libswscale/rgb2rgb_template.c
+++ b/libswscale/rgb2rgb_template.c
@@ -328,6 +328,20 @@ static inline void shuffle_bytes_2103_c(const uint8_t *src, uint8_t *dst,
}
}
+static inline void shuffle_bytes_0321_c(const uint8_t *src, uint8_t *dst,
+ int src_size)
+{
+ int idx = 15 - src_size;
+ const uint8_t *s = src - idx;
+ uint8_t *d = dst - idx;
+
+ for (; idx < 15; idx += 4) {
+ register unsigned v = *(const uint32_t *)&s[idx], g = v & 0x00ff00ff;
+ v &= 0xff00ff00;
+ *(uint32_t *)&d[idx] = (v >> 16) + g + (v << 16);
+ }
+}
+
static inline void rgb24tobgr24_c(const uint8_t *src, uint8_t *dst, int src_size)
{
unsigned i;
@@ -929,7 +943,11 @@ static av_cold void rgb2rgb_init_c(void)
rgb24to15 = rgb24to15_c;
rgb24to16 = rgb24to16_c;
rgb24tobgr24 = rgb24tobgr24_c;
-#if !HAVE_BIGENDIAN
+#if HAVE_BIGENDIAN
+ shuffle_bytes_0321 = shuffle_bytes_2103_c;
+ shuffle_bytes_2103 = shuffle_bytes_0321_c;
+#else
+ shuffle_bytes_0321 = shuffle_bytes_0321_c;
shuffle_bytes_2103 = shuffle_bytes_2103_c;
#endif
rgb32tobgr16 = rgb32tobgr16_c;