diff options
| author | Martin Storsjö <martin@martin.st> | 2016-12-31 22:27:13 +0200 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2017-02-24 00:04:33 +0200 |
| commit | 08074c092d8c97d71c5986e5325e97ffc956119d (patch) | |
| tree | e92630726a8841320940830c4764c31272720a72 /libavcodec/arm | |
| parent | 09eb88a12e008d10a3f7a6be75d18ad98b368e68 (diff) | |
| download | ffmpeg-streaming-08074c092d8c97d71c5986e5325e97ffc956119d.zip ffmpeg-streaming-08074c092d8c97d71c5986e5325e97ffc956119d.tar.gz | |
arm: vp9itxfm: Reorder iadst16 coeffs
This matches the order they are in the 16 bpp version.
There they are in this order, to make sure we access them in the
same order they are declared, easing loading only half of the
coefficients at a time.
This makes the 8 bpp version match the 16 bpp version better.
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/arm')
| -rw-r--r-- | libavcodec/arm/vp9itxfm_neon.S | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libavcodec/arm/vp9itxfm_neon.S b/libavcodec/arm/vp9itxfm_neon.S index 1d4d6a7..a612b25 100644 --- a/libavcodec/arm/vp9itxfm_neon.S +++ b/libavcodec/arm/vp9itxfm_neon.S @@ -37,8 +37,8 @@ idct_coeffs: endconst const iadst16_coeffs, align=4 - .short 16364, 804, 15893, 3981, 14811, 7005, 13160, 9760 - .short 11003, 12140, 8423, 14053, 5520, 15426, 2404, 16207 + .short 16364, 804, 15893, 3981, 11003, 12140, 8423, 14053 + .short 14811, 7005, 13160, 9760, 5520, 15426, 2404, 16207 endconst @ Do four 4x4 transposes, using q registers for the subtransposes that don't @@ -678,19 +678,19 @@ function iadst16 vld1.16 {q0-q1}, [r12,:128] mbutterfly_l q3, q2, d31, d16, d0[1], d0[0] @ q3 = t1, q2 = t0 - mbutterfly_l q5, q4, d23, d24, d2[1], d2[0] @ q5 = t9, q4 = t8 + mbutterfly_l q5, q4, d23, d24, d1[1], d1[0] @ q5 = t9, q4 = t8 butterfly_n d31, d24, q3, q5, q6, q5 @ d31 = t1a, d24 = t9a mbutterfly_l q7, q6, d29, d18, d0[3], d0[2] @ q7 = t3, q6 = t2 butterfly_n d16, d23, q2, q4, q3, q4 @ d16 = t0a, d23 = t8a - mbutterfly_l q3, q2, d21, d26, d2[3], d2[2] @ q3 = t11, q2 = t10 + mbutterfly_l q3, q2, d21, d26, d1[3], d1[2] @ q3 = t11, q2 = t10 butterfly_n d29, d26, q7, q3, q4, q3 @ d29 = t3a, d26 = t11a - mbutterfly_l q5, q4, d27, d20, d1[1], d1[0] @ q5 = t5, q4 = t4 + mbutterfly_l q5, q4, d27, d20, d2[1], d2[0] @ q5 = t5, q4 = t4 butterfly_n d18, d21, q6, q2, q3, q2 @ d18 = t2a, d21 = t10a mbutterfly_l q7, q6, d19, d28, d3[1], d3[0] @ q7 = t13, q6 = t12 butterfly_n d20, d28, q5, q7, q2, q7 @ d20 = t5a, d28 = t13a - mbutterfly_l q3, q2, d25, d22, d1[3], d1[2] @ q3 = t7, q2 = t6 + mbutterfly_l q3, q2, d25, d22, d2[3], d2[2] @ q3 = t7, q2 = t6 butterfly_n d27, d19, q4, q6, q5, q6 @ d27 = t4a, d19 = t12a mbutterfly_l q5, q4, d17, d30, d3[3], d3[2] @ q5 = t15, q4 = t14 |
