Michael Niedermayer
32cf26cc6a
Merge commit 'f23d26a6864128001b03876b0b92fffe131f2060'
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* commit 'f23d26a6864128001b03876b0b92fffe131f2060':
h264: avoid using uninitialized memory in NEON chroma mc
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-23 20:35:33 +02:00
Janne Grunau
f23d26a686
h264: avoid using uninitialized memory in NEON chroma mc
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Adapt commit 982b596ea6
for the arm and
aarch64 NEON asm. 5-10% faster on Cortex-A9.
2014-06-23 16:32:15 +02:00
Michael Niedermayer
4fa91b88c6
Merge commit 'b254490bdabb21bd517c05b1a68717f9952ac8c4'
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* commit 'b254490bdabb21bd517c05b1a68717f9952ac8c4':
vc1: arm: Add NEON no_rnd chroma MC
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-12-20 23:33:15 +01:00
Mason Carter
b254490bda
vc1: arm: Add NEON no_rnd chroma MC
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Apply David Conrad's old patch to the modern codebase.
http://ffmpeg.org/pipermail/ffmpeg-devel/2009-April/059877.html
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-12-20 14:53:42 +02:00
Thilo Borgmann
d814a839ac
Reinstate proper FFmpeg license for all files.
2013-08-30 15:47:38 +00:00
Diego Biurrun
f407856968
arm: h264chroma: Do not compile h264_chroma_mc* dependent on h264 decoder
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The functions are used by all codecs that enable the h264chroma component
and the file is already compiled conditional on h264chroma being enabled.
2013-08-23 17:21:14 +02:00
Mans Rullgard
1846ddf0a7
ARM: fix overreads in neon h264 chroma mc
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The loops were reading ahead one line, which could end up outside the
buffer for reference blocks at the edge of the picture. Removing
this readahead has no measurable performance impact.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-10-20 01:28:38 +01:00
Mans Rullgard
998170913c
ARM: use standard syntax for all LDRD/STRD instructions
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The standard syntax requires two destination registers for
LDRD/STRD instructions. Some versions of the GNU assembler
allow using only one with the second implicit, others are
more strict.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-08-01 10:32:24 +01:00
Justin Ruggles
94d2b0d2fd
ARM: Move asm.S from libavcodec to libavutil
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This will allow for easier implementation of ARM-optimized functions in
libraries other than libavcodec.
2012-06-08 13:14:38 -04:00
Janne Grunau
f5c05b9aa5
rv40: NEON optimised chroma MC
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-12-06 13:48:25 +00:00
Mans Rullgard
f054a82727
ARM: move NEON H264 chroma mc to a separate file
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This allows sharing code with the rv40 version of these functions.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-12-06 13:48:24 +00:00