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swscale/rgb : add X86 SIMD (SSSE3), for shuffle_bytes_1230, shuffle_bytes_3012, shuffle_bytes_3210

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This commit is contained in:
Martin Vignali 2018-03-24 20:18:05 +01:00
parent d4f6640855
commit 1ba5ca2d72
2 changed files with 12 additions and 0 deletions
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6
libswscale/x86/rgb2rgb.c
View File

@ -146,6 +146,9 @@ DECLARE_ALIGNED(8, extern const uint64_t, ff_bgr2UVOffset);
void ff_shuffle_bytes_2103_ssse3(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_0321_ssse3(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_1230_ssse3(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_3012_ssse3(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_3210_ssse3(const uint8_t *src, uint8_t *dst, int src_size);
av_cold void rgb2rgb_init_x86(void)
{
@ -167,5 +170,8 @@ av_cold void rgb2rgb_init_x86(void)
if (EXTERNAL_SSSE3(cpu_flags)) {
shuffle_bytes_0321 = ff_shuffle_bytes_0321_ssse3;
shuffle_bytes_2103 = ff_shuffle_bytes_2103_ssse3;
shuffle_bytes_1230 = ff_shuffle_bytes_1230_ssse3;
shuffle_bytes_3012 = ff_shuffle_bytes_3012_ssse3;
shuffle_bytes_3210 = ff_shuffle_bytes_3210_ssse3;
}
}

6
libswscale/x86/rgb_2_rgb.asm
View File

@ -26,6 +26,9 @@ SECTION_RODATA
pb_shuffle2103: db 2, 1, 0, 3, 6, 5, 4, 7, 10, 9, 8, 11, 14, 13, 12, 15
pb_shuffle0321: db 0, 3, 2, 1, 4, 7, 6, 5, 8, 11, 10, 9, 12, 15, 14, 13
pb_shuffle1230: db 1, 2, 3, 0, 5, 6, 7, 4, 9, 10, 11, 8, 13, 14, 15, 12
pb_shuffle3012: db 3, 0, 1, 2, 7, 4, 5, 6, 11, 8, 9, 10, 15, 12, 13, 14
pb_shuffle3210: db 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
SECTION .text
@ -78,3 +81,6 @@ jge .end
INIT_XMM ssse3
SHUFFLE_BYTES 2, 1, 0, 3
SHUFFLE_BYTES 0, 3, 2, 1
SHUFFLE_BYTES 1, 2, 3, 0
SHUFFLE_BYTES 3, 0, 1, 2
SHUFFLE_BYTES 3, 2, 1, 0