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| author | Måns Rullgård <mans@mansr.com> | 2009-04-05 00:18:58 +0400 |
|---|---|---|
| committer | Måns Rullgård <mans@mansr.com> | 2009-04-05 00:18:58 +0400 |
| commit | 08e12b2240512ee953175341269c2f54822e7890 (patch) | |
| tree | 03ec706b632e9cb752e6ba281186f9ca68e91e55 /libavcodec | |
| parent | 3c00556f4be2694d530cf3de741cdae0f1069678 (diff) | |
ARM: NEON optimised add_pixels_clamped
Based on patch by David Conrad.
Originally committed as revision 18332 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/arm/dsputil_neon.c | 4 | ||||
| -rw-r--r-- | libavcodec/arm/dsputil_neon_s.S | 45 |
2 files changed, 49 insertions, 0 deletions
diff --git a/libavcodec/arm/dsputil_neon.c b/libavcodec/arm/dsputil_neon.c index e18a487fb7..2e563084eb 100644 --- a/libavcodec/arm/dsputil_neon.c +++ b/libavcodec/arm/dsputil_neon.c @@ -41,6 +41,8 @@ void ff_put_pixels8_xy2_no_rnd_neon(uint8_t *, const uint8_t *, int, int); void ff_avg_pixels16_neon(uint8_t *, const uint8_t *, int, int); +void ff_add_pixels_clamped_neon(const DCTELEM *, uint8_t *, int); + void ff_put_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int); void ff_put_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, int); void ff_put_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, int); @@ -176,6 +178,8 @@ void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx) c->avg_pixels_tab[0][0] = ff_avg_pixels16_neon; + c->add_pixels_clamped = ff_add_pixels_clamped_neon; + c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon; c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon; diff --git a/libavcodec/arm/dsputil_neon_s.S b/libavcodec/arm/dsputil_neon_s.S index 3b39d2e75e..c305210126 100644 --- a/libavcodec/arm/dsputil_neon_s.S +++ b/libavcodec/arm/dsputil_neon_s.S @@ -273,6 +273,51 @@ function ff_put_h264_qpel8_mc00_neon, export=1 pixfunc2 put_ pixels8_y2, _no_rnd, vhadd.u8 pixfunc2 put_ pixels8_xy2, _no_rnd, vshrn.u16, 1 +function ff_add_pixels_clamped_neon, export=1 + mov r3, r1 + vld1.64 {d16}, [r1,:64], r2 + vld1.64 {d0-d1}, [r0,:128]! + vaddw.u8 q0, q0, d16 + vld1.64 {d17}, [r1,:64], r2 + vld1.64 {d2-d3}, [r0,:128]! + vqmovun.s16 d0, q0 + vld1.64 {d18}, [r1,:64], r2 + vaddw.u8 q1, q1, d17 + vld1.64 {d4-d5}, [r0,:128]! + vaddw.u8 q2, q2, d18 + vst1.64 {d0}, [r3,:64], r2 + vqmovun.s16 d2, q1 + vld1.64 {d19}, [r1,:64], r2 + vld1.64 {d6-d7}, [r0,:128]! + vaddw.u8 q3, q3, d19 + vqmovun.s16 d4, q2 + vst1.64 {d2}, [r3,:64], r2 + vld1.64 {d16}, [r1,:64], r2 + vqmovun.s16 d6, q3 + vld1.64 {d0-d1}, [r0,:128]! + vaddw.u8 q0, q0, d16 + vst1.64 {d4}, [r3,:64], r2 + vld1.64 {d17}, [r1,:64], r2 + vld1.64 {d2-d3}, [r0,:128]! + vaddw.u8 q1, q1, d17 + vst1.64 {d6}, [r3,:64], r2 + vqmovun.s16 d0, q0 + vld1.64 {d18}, [r1,:64], r2 + vld1.64 {d4-d5}, [r0,:128]! + vaddw.u8 q2, q2, d18 + vst1.64 {d0}, [r3,:64], r2 + vqmovun.s16 d2, q1 + vld1.64 {d19}, [r1,:64], r2 + vqmovun.s16 d4, q2 + vld1.64 {d6-d7}, [r0,:128]! + vaddw.u8 q3, q3, d19 + vst1.64 {d2}, [r3,:64], r2 + vqmovun.s16 d6, q3 + vst1.64 {d4}, [r3,:64], r2 + vst1.64 {d6}, [r3,:64], r2 + bx lr + .endfunc + function ff_float_to_int16_neon, export=1 subs r2, r2, #8 vld1.64 {d0-d1}, [r1,:128]! |