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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-06-23 04:36:02 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-28 02:42:14 +0200 |
| commit | 17b7262b4f9dca6a69dc35ac236c3407476cb21a (patch) | |
| tree | 7686ac2fc6ad3860ed7d46d7ce3b2c8bae1a6aa9 /libswscale/rgb2rgb_template.c | |
| parent | f9dbe8ab2a03c8843c45536589b5d4fe9546ae8d (diff) | |
| download | ffmpeg-17b7262b4f9dca6a69dc35ac236c3407476cb21a.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>
Diffstat (limited to 'libswscale/rgb2rgb_template.c')
| -rw-r--r-- | libswscale/rgb2rgb_template.c | 20 |
1 files changed, 19 insertions, 1 deletions
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; |