zhaoxiu.zeng
9d7e42e65c
avcodec/vc1_mc: optimize get_chroma_mv, and add get_luma_mv
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Test results:
before:
fate-suite/vc1/SA10091.vc1: 1062 decicycles in ff_vc1_mc_4mv_chroma's get mv, 4089 runs, 7 skips
fate-suite/vc1/SA10143.vc1: 1112 decicycles in ff_vc1_mc_4mv_luma's get mv, 4096 runs, 0 skips
fate-suite/vc1/SA20021.vc1: 991 decicycles in ff_vc1_mc_4mv_chroma get mv, 8192 runs, 0 skips
after:
fate-suite/vc1/SA10091.vc1: 940 decicycles in ff_vc1_mc_4mv_chroma's get mv, 4096 runs, 0 skips
fate-suite/vc1/SA10143.vc1: 786 decicycles in ff_vc1_mc_4mv_luma's get mv, 4096 runs, 0 skips
fate-suite/vc1/SA20021.vc1: 876 decicycles in ff_vc1_mc_4mv_chroma get mv, 8189 runs, 3 skips
Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-08 03:04:32 +01:00
zhaoxiu.zeng
9870c03615
avcodec/vc1_mc: change the type of s_rndtblfield to uint8_t
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Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-07 21:35:14 +01:00
zhaoxiu.zeng
468defc57b
avcodec/vc1_mc: Simplify v_edge_pos and src_y correction when fieldmv is true
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Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-07 21:06:21 +01:00
Zeng Zhaoxiu
1be6054261
avcodec/vc1_mc: remove useless variables
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Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-07 16:25:29 +01:00
zhaoxiu.zeng
bf99068089
avcodec/vc1_mc: factor out helper functions for scaling blocks
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-02-16 19:44:46 +01:00
zhaoxiu.zeng
0f83415569
avcodec/vc1_mc: move median4() to mathops.h
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Needed for architecture specific optimizations
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-02-16 11:41:00 +01:00
Michael Niedermayer
b51cc701bc
avcodec/vc1_mc: use the same reference as luma does in ff_vc1_mc_4mv_chroma()
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Fixes Ticket3230
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-12-25 01:25:29 +01:00
Michael Niedermayer
ef4e54e0df
Merge commit '28d82b7675bea76a1349070a3cdd737d964d4775'
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* commit '28d82b7675bea76a1349070a3cdd737d964d4775':
vc1dec: refactor check with missing parenthesis
Conflicts:
libavcodec/vc1_mc.c
tests/ref/fate/vc1_ilaced_twomv
Theres no change to the reference checksums as this bug was not
in FFmpeg
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-11-13 13:23:42 +01:00
Vittorio Giovara
28d82b7675
vc1dec: refactor check with missing parenthesis
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FATE tests updated accordingly, no visual difference.
CC: libav-stable@libav.org
Bug-Id: CID 1087087
2014-11-13 01:41:25 +01:00
Vittorio Giovara
2c98dc75f2
vc1dec: always initialize tx and ty
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CC: libav-stable@libav.org
Bug-Id: CID 1245702 / CID 1245703
2014-11-13 01:41:25 +01:00
Michael Niedermayer
d5a3caef93
Merge commit '04d14c9b68b03e8dbc6e3003c1ee06892dd32576'
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* commit '04d14c9b68b03e8dbc6e3003c1ee06892dd32576':
vc1: Split the decoder in components
Conflicts:
libavcodec/Makefile
libavcodec/vc1dec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-10-08 22:00:09 +02:00
Luca Barbato
04d14c9b68
vc1: Split the decoder in components
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Speed up the overall compilation time.
2014-10-08 18:34:48 +02:00
