Luca Abeni
00b2fa864e
Minimal support for the new pixel formats in libavcodec
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Originally committed as revision 6115 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
3e20143ee7
mmx implementation of deblocking strength decision.
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2-3% faster h264.
Originally committed as revision 6113 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
ee3bc9d386
overread AV_LOG_ERROR -> AV_LOG_DEBUG
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Originally committed as revision 6111 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
c0c66dd81d
fix low bitrate mp3
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Originally committed as revision 6107 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
bfe328caf0
tweak cabac. 0.5% faster h264.
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Originally committed as revision 6106 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
39b434c6ae
check the validity of the amount of the remaining bytes in the bitsteam before memcpy
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Originally committed as revision 6105 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
716d73b47d
unused var
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Originally committed as revision 6104 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
4e2d6a456d
dont copy frame if the whole mp1/2/3 frame is available in one piece in the input
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Originally committed as revision 6103 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
6ff3b2b838
Fix A32_BITSTREAM_READER compilation on x86
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Originally committed as revision 6102 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
d6bea62338
make mpa_decode_header() 10 times faster
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Originally committed as revision 6101 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
731d0b1aaa
another silly typo which surprisingly neither valgrind nor cmp of the file output cought
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Originally committed as revision 6100 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
d37bb9d8c1
10l found by valgrind
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Originally committed as revision 6099 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
06e7fb82a4
remove duplicated parser, people who pass random gibblets of the bitstream into the decoder will have to pass it through a AVParser like for all other codecs too
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remove silly internal buffering architecture (removes 1 memcpy() of the bitstream)
mp3on4 and mp3adu untested
Originally committed as revision 6098 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
6e4703cac7
2nd try of skip_bits_long() for the ALT reader
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1st try for the LIBMPEG2 reader
simplify init_get_bits()
Originally committed as revision 6097 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
a42ec9f484
make A32 reader align its ptr during init no matter what missaligned mess is given to it
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Originally committed as revision 6096 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
3dddf21fcc
3rd try :)
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Originally committed as revision 6095 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
1491e21cdb
2nd try for a skip_bits_long() for the A32 reader
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Originally committed as revision 6094 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
5a7bd28335
move align_get_bits() to .h to avoid conflicts between different bitstream readers in different codecs
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add a skip_bits_long() which can skip by any amount in any direction (several codecs contain half working hacks to do that)
Originally committed as revision 6093 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
727c236a6b
prevent bitstream reader to be overriden
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Originally committed as revision 6092 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
9bffa9e7af
avoid branch
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Originally committed as revision 6088 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
14168ddb28
move variable declarations so that their scope is smaller
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Originally committed as revision 6087 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
bc2d2757bb
move the +400 out of the innermost loop
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Originally committed as revision 6086 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
9b49f89cdf
avoid reading exponent twice
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Originally committed as revision 6085 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
1f1d675b68
reduce size of vlc table, thats slightly faster here
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Originally committed as revision 6084 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
55017f35da
try to avoid l3_unscale() by using a table
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Originally committed as revision 6083 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
f8347c4167
replace l3_unscale(1, exponents[pos]) by LUT
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Originally committed as revision 6082 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
7ca1ed0d9c
maybe fixing the segfault on ARM
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Originally committed as revision 6081 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
5902bdd8d4
cook shouldn't try to enforce the bitstream reader type
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Originally committed as revision 6080 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
f31065f6e5
add codec id and tag for JPEG 2000
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Originally committed as revision 6076 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
92c5cb62b0
10l typo
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Originally committed as revision 6074 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
e90a72701e
avoid a few if(x==0) checks in the inner loops
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Originally committed as revision 6073 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
25be48eb48
fix non ALT bitstream reader
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Originally committed as revision 6070 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
6430ce0f72
optimize reorder_block() though this function seems to be executed too rarely for this to make much difference
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Originally committed as revision 6068 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
a753e55bb5
simplify
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Originally committed as revision 6067 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
a08a502eda
dont copy the whole GetBitContext around
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Originally committed as revision 6062 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
3328ec6331
faster handling of zero coeffs in the low freq decode
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Originally committed as revision 6061 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
3c693e7743
optimizing high freq decode
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Originally committed as revision 6060 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
daf4cd9ac3
use memset() instead of slow c loops
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Originally committed as revision 6059 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
c7aa36964e
simplify
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Originally committed as revision 6058 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
acba32385b
fix arm asm compilation in mpegaudiodec
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Originally committed as revision 6057 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
b3701f5cc0
Alignment of the LT window, segfault fix patch by Baptiste Coudurier.
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Originally committed as revision 6051 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
69fd15f871
MUL* for ARM code based on a patch by Siarhei Siamashka
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untested
Originally committed as revision 6050 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
f617adedc8
replace MULL with asm too, no significnat speedup but its probably better to not take any chances, some versions of gcc will almost certainly mess it up too if they can
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Originally committed as revision 6049 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
47a0cd7408
replacing MULH by asm for x86
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about 30% faster imdct36()
Originally committed as revision 6048 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
5ab1972b53
indent preprocessor directives
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Originally committed as revision 6047 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
355903f5a8
make high precission synth filter 3 times faster on x86
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Originally committed as revision 6046 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
0bd2483a75
replace MULL by MULH + shift in dct32() (code is very slightly faster, and the compiler should be able to optimize the shift away on 64bit archs)
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Originally committed as revision 6045 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
eb6447766d
replace a few MULL by MULH
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Originally committed as revision 6039 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Michael Niedermayer
120aad7fe9
reorder butterflies to reduce memory load/store
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Originally committed as revision 6037 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Benjamin Larsson
6c496518e8
Added codec id for QCELP.
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Originally committed as revision 6036 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago