Baptiste Coudurier
10d4899c01
pass correct buffer size to lzw decode init
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Originally committed as revision 8518 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
5f01beb548
move eob_reached logic into ff_lzw_decode_tail() which simplifies the code, avoids some checks in the innermost loop and also gets rid of the controversal break while hopefully retaining the last byte in a valid bytestream, invalid bytestreams still can have very significant overread
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Originally committed as revision 8517 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
6aaf3abd6d
simplify
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Originally committed as revision 8514 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
bf7709619b
factorize
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Originally committed as revision 8510 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
62ef8925c5
simplify
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Originally committed as revision 8509 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Kostya Shishkov
b666151045
1000l to myself - get correct quantization for blocks 1 and 2
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P.S. This condition could be also written as if(n==3 || n==(2-dc_pred_dir))
Originally committed as revision 8508 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
da91ed594e
use generic xiph header spliting func to split theora headers
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Original thread:
Date: Thu, 22 Mar 2007 20:23:08 -0400
Subject: [Ffmpeg-devel] [PATCH] Theora in MKV (GSoC '07 Qualification)
Originally committed as revision 8506 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
5bb127a98f
extract vorbis header spliting code into a reusable function
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Original thread:
Date: Thu, 22 Mar 2007 20:23:08 -0400
Subject: [Ffmpeg-devel] [PATCH] Theora in MKV (GSoC '07 Qualification)
Originally committed as revision 8505 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
239e1b6f8f
actually return bytes read
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Originally committed as revision 8504 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
ea82552c09
return error if loop has ended before decoding image
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Originally committed as revision 8503 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
877519f550
actually return bytes read
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Originally committed as revision 8502 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
7a28b7714e
add some length checks
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Originally committed as revision 8501 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
5f7ab90a0c
simplify
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Originally committed as revision 8500 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
93e91145b4
fix indentation
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Originally committed as revision 8499 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
36376fa3ba
break if eob is reached to avoid reading one too much byte
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Originally committed as revision 8498 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Limin Wang
e2f3d94786
Fix H.264 8x8 transform selection
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It seems that it's opt parse bug, it can't process the flags which start by
digit. After change 8x8dct to dct8x8, I can set it without problem. I guess
nobody will use it since it can't work as expected, so the quick fix is change
the option name.
Patch by Limin Wang lance dot lmwang at gmail com
Originally committed as revision 8492 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Tim Chick
56cc42664a
iwmmxt ffmpeg code does not implement dct_unquantize_h263_inter_iwmmxt, but
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armv5t does - use the armv5t function rather than default c code.
patch by Tim Chick chick at computergeek freeserve co uk
Originally committed as revision 8487 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
8ec04d344a
set more reasonable cutoff for audio rate conversion
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Originally committed as revision 8486 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
47bbf8a71d
clarify codec_tag
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Originally committed as revision 8484 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
89cff671f4
clarify sub_id
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Originally committed as revision 8483 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
7e068841cb
replace long double in the audiophile kiddy mode with doubles, its faster (and more portable) and the audiophile placebo 120db stopband attenuation isnt affected
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Originally committed as revision 8482 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
d6fead9089
change high precision mode to 30 bits again after making the code less overflow sensitive
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Originally committed as revision 8481 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
303bd95cd2
optimize linear filter coeff interpolation code, this also makes the code less prone to overflows
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Originally committed as revision 8480 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
d971a5fa81
cosmetics. align and condense.
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Originally committed as revision 8479 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
319708da02
simplify
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Originally committed as revision 8478 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
bbd16dea67
utilize multi-stage AC-3 bit allocation. speeds up encoding by 25-30%
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Originally committed as revision 8477 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
447caf7941
revert r8469 (increase bits for non default highprecision mode)
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it causes overflows with linear interpolated filters coefficients
Originally committed as revision 8476 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
55fc0eb174
AUDIOPHILE_KIDDY_MODE
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Originally committed as revision 8475 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
50df67d3b5
optimize bessel function instead of trusting gcc to do trivial optimizations (as gcc doesnt ...)
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Originally committed as revision 8474 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
14f887efc6
select more sensible default windows (= attenuation beyond the dynamic range of your input is silly if it negatively affects other parameters)
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Originally committed as revision 8473 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
20cf58c32b
make kaiser windows with other beta than 16 available
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Originally committed as revision 8472 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Tim Chick
f88e7c833b
enable iwmmxt support, removing mm_support() stub
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patch by Tim Chick, chick at computergeek freeserve co uk
Originally committed as revision 8471 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
c252b26d55
make high precision mode accessible at compile time
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Originally committed as revision 8470 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
ca6940f871
increase bits for non default highprecision mode
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Originally committed as revision 8469 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
ae232dd740
code for testing the accuracy of the resampler
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Originally committed as revision 8468 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
66a148a19a
remove dithering of filter coefficients, improves precision by 1-2 bits and
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improves subjective sound quality on artificial sample (udial.wav resampling
to 32khz)
Originally committed as revision 8467 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Kostya Shishkov
c72e05ba0f
Smacker Audio stereo fix
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Originally committed as revision 8460 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Ian Braithwaite
058ee0cf95
Small simplifications to subband coefficient handling and use av_random().
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Patch by Ian Braithwaite ian .. braithwaite ... dk
Originally committed as revision 8456 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
0ec4bc6a27
oops, encoder was under ifdef decoders.
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Originally committed as revision 8455 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Kostya Shishkov
b314cfe709
Correctly handle data_size on decoding
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Originally committed as revision 8451 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
b5a05cc295
fix handling of special case for lowest snroffset. regressions are unaffected.
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Originally committed as revision 8450 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
8a0cdea157
10l, fix debug, dprintf does not have log level
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Originally committed as revision 8449 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Baptiste Coudurier
52b6bad219
dnxhd decoder
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Originally committed as revision 8445 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Bill O'Shaughnessy
4140a5234e
AC-3 encoded volume is too high. Revert revision 7160:
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bring AC3 encoder output up to input volume level
patch by Bill O'Shaughnessy % bill P oshaughnessy A gmail.com %
+ reg tests update gruntwork by me
Original thread:
date: Nov 21, 2006 11:36PM
subject: [Ffmpeg-devel] Simpler Patch to bring AC3 encoder output up to input level
Originally committed as revision 8444 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
d7645fb9db
fix init_vlc() with nonzero flags
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Originally committed as revision 8443 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
575bf46f16
split ac3_parametric_bit_allocation into 3 separate functions
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Originally committed as revision 8442 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Kostya Shishkov
9a44385e1a
Zero MV vectors for P frame intra blocks
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Originally committed as revision 8440 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
d2bfaf8aae
huffyuv rgb encoder
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Originally committed as revision 8439 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Kostya Shishkov
7c9712335b
indentation
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Originally committed as revision 8437 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Kostya Shishkov
ab47579565
Proper handling of motion vectors for adv. profile
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Originally committed as revision 8436 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago