Commit Graph

4389 Commits

Author SHA1 Message Date
Michel Bardiaux
65d999d6cf Activate guards in avcodec_default_get_buffer. Patch by Michel Bardiaux,
mbardiaux mediaxim dot be.

Originally committed as revision 7794 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-01 09:45:05 +00:00
Måns Rullgård
118a49b0b7 optimize IDCT of rows with mostly zero coefficients
Originally committed as revision 7790 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 23:04:56 +00:00
Reimar Döffinger
4302963daa Move lzo decompression to libavutil
Originally committed as revision 7789 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 22:58:53 +00:00
Reimar Döffinger
c215e40316 Make sure we do not accidentially "fix" cnt to something < 0
Originally committed as revision 7788 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 21:20:31 +00:00
Reimar Döffinger
c0a8b87600 Simplify checks, use that we know that cnt will not be < 0
Originally committed as revision 7787 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 21:00:48 +00:00
Reimar Döffinger
56f8647aaa Remove boundary checks that are actually done "well enough"
in copy function

Originally committed as revision 7786 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 20:57:30 +00:00
Reimar Döffinger
9b2c14df60 Documentation fix: Copy functions should "work" fine for cnt == 0
Originally committed as revision 7785 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 20:26:32 +00:00
Reimar Döffinger
1db8c21c1f Optimize LZO copy operations
Originally committed as revision 7784 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 17:16:13 +00:00
Michel Bardiaux
e8f917d6fd Fix memcpy out-of-bounds.
patch by Michel Bardiaux, mbardiaux mediaxim be

Originally committed as revision 7780 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 11:19:48 +00:00
Michael Niedermayer
960e48f8f0 another >> vs >
Originally committed as revision 7779 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 10:48:08 +00:00
Michael Niedermayer
bf47272f3c simpify state and make code 2% faster
reimar, dont hesitate to flame me for not sending patches and feel free to revert any or all of my changes to lzo.c if you dont like them

Originally committed as revision 7778 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 10:34:13 +00:00
Reimar Döffinger
5fe9c42ceb Add two extra needed bounds checks
Originally committed as revision 7777 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 10:29:58 +00:00
Michael Niedermayer
801778bc83 replace if(x>>b) by if(x>C) as shifts are slow on some cpus and i have my doubts that gcc can replace the shifts as x is signed, it could in theory but well its gcc ...
Originally committed as revision 7776 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 10:07:22 +00:00
Reimar Döffinger
d62a0c1e5d Add code to testcode to ease comparing with liblzo.
Originally committed as revision 7775 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 09:37:02 +00:00
Michel Bardiaux
e96cc09dd2 Make BMP decoder use bytestream. Patch by Michel Bardiaux
mbardiaux mediaxim dot be.

Originally committed as revision 7773 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-31 00:34:56 +00:00
Panagiotis Issaris
eabf65608d Remove the getbe16 functions and use the AV_RB16 macro instead. Patch by Ian
Caulfield, ian dot caulfield gmail dot com.

Originally committed as revision 7768 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-30 14:24:12 +00:00
Ian Caulfield
4ee97612c7 Fix a bug in the DVD subtitle decoder where subtitles with odd heights would not
have the last line decoded, leaving the bottom line of the bitmap array
uninitialised. Patch by Ian Caulfield, ian dot caulfield gmail dot com.

Originally committed as revision 7767 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-30 14:19:43 +00:00
Panagiotis Issaris
9dd6c80453 Add the const specifier as needed to reduce the number of warnings.
Originally committed as revision 7764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-30 10:31:34 +00:00
Måns Rullgård
204ce38f53 typo fix by Dmitry Antipov dmantipov =a= yandex =d= ru
Originally committed as revision 7763 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 22:27:27 +00:00
Måns Rullgård
34b1b8fda8 theoretically save one cycle
Originally committed as revision 7762 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 22:25:54 +00:00
Kostya Shishkov
b024824bed Fix BI-frames decoding for Adv. profile
Originally committed as revision 7758 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 14:23:00 +00:00
Michel Bardiaux
d8b7b352a8 Fix segfault in bmp decoder. Patch by Michel Bardiaux mbardiaux mediaxim dot be.
Originally committed as revision 7757 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 14:07:12 +00:00
Benjamin Larsson
753c9d3260 Check that js_vlc_bits from the extradata is in a valid range.
Originally committed as revision 7756 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 10:42:36 +00:00
Benjamin Larsson
862be28b19 Get rid of the COOKextradata struct. And use valid C to parse the extradata.
Originally committed as revision 7755 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 10:32:14 +00:00
Benjamin Larsson
6e584be16c Kill a warning and don't use modulus.
Originally committed as revision 7754 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 08:58:03 +00:00
Benjamin Larsson
a5b8a69c70 decode_subpacket cleanup by Ian Braithwaite ian braithwaite dot dk.
Originally committed as revision 7753 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-29 08:37:22 +00:00
Måns Rullgård
7d42886b93 ARMv6 SIMD IDCT
Originally committed as revision 7752 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-28 21:32:08 +00:00
Reimar Döffinger
a737f1dfdb LZO optimization: check input buffer bounds less frequently if padded
Originally committed as revision 7747 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-28 16:49:51 +00:00
Benjamin Larsson
d7973906de Sort out the diffrent cook versions.
Originally committed as revision 7739 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-28 10:17:48 +00:00
Benjamin Larsson
70ab75eb6a Cook stereo (MONO_COOK2) bugfix, by Ian Braithwaite.
ian at braithwaite dot dk.

Originally committed as revision 7738 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-28 10:05:21 +00:00
Benjamin Larsson
b3203b64c6 Get rid of one warning.
Originally committed as revision 7735 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 17:30:54 +00:00
Luca Barbato
fe70f25c58 Simplify and avoid a warning (should be faster on Cell and certain G4 revisions)
Originally committed as revision 7734 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 15:09:34 +00:00
Kostya Shishkov
4b3b5a2337 Coded residual in WavPack may be > 0xFFFF
Originally committed as revision 7733 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 14:24:40 +00:00
Reimar Döffinger
8cb59bce97 Fix _LZO_H vs. LZO_H typo
Originally committed as revision 7732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 14:23:55 +00:00
Reimar Döffinger
cf0ef3dc34 Fix buffer end checks in lzo copy code to work in all cases.
Originally committed as revision 7731 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 14:15:03 +00:00
Måns Rullgård
7073e9fc69 rename CMOV_IS_FAST to HAVE_FAST_CMOV and simplify configure
Originally committed as revision 7729 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 14:10:57 +00:00
Reimar Döffinger
266aa26c52 Add lzo test code
Originally committed as revision 7727 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 13:48:27 +00:00
Luca Barbato
994fd8500d Fix warnings and simplify/reorder the code
Originally committed as revision 7726 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 12:35:12 +00:00
Michel Bardiaux
76ebb18f16 Segregate code common to BMP decoder and future encoder
patch by Michel Bardiaux, mbardiaux mediaxim be

Originally committed as revision 7721 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 07:39:16 +00:00
Kostya Shishkov
74fd63d009 Set aspect ratio if present (for AP only)
Originally committed as revision 7720 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-27 06:57:11 +00:00
Michael Niedermayer
1fdefd9881 fix inifnite loop with http://sam.zoy.org/zzuf/lol-mplayer.mpg
Originally committed as revision 7718 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-26 15:26:08 +00:00
Panagiotis Issaris
de6c4b2dd3 Typo
Originally committed as revision 7717 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-26 15:11:10 +00:00
Baptiste Coudurier
4abc097146 remove void * used in arithmetic warnings
Originally committed as revision 7716 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-26 12:32:23 +00:00
Michael Niedermayer
24368c4ae4 cosmetics / remove #if 0 code
Originally committed as revision 7715 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-26 02:29:23 +00:00
Panagiotis Issaris
b5bfb9f9de Silence GCC when incorrectly complaining that the "line" variable could be used
without having been initialized.

Originally committed as revision 7711 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 15:23:22 +00:00
Panagiotis Issaris
aadcc5cecd Bring down the number of snow.c warnings from 27 to 17 by using the const
keyword.

Originally committed as revision 7706 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 09:54:22 +00:00
Panagiotis Issaris
6884c36c42 Brings down the number of snow.c warnings from 33 to 27 by putting parentheses
around + or - inside shift.

Originally committed as revision 7704 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 09:43:52 +00:00
Benjamin Larsson
b6607559af Don't copy more then needed, bugfix by Gus Scheidt ellocogato at gmail dot com and Michel Bardiaux mbardiaux at mediaxim dot be.
Originally committed as revision 7702 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 08:21:02 +00:00
Kostya Shishkov
615259a33e Some TIFFs do not set rows per strip for single strip.
Originally committed as revision 7701 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 06:44:53 +00:00
Diego Biurrun
722dabcc94 Move conditional CFLAGS and OBJS setting to common place.
Originally committed as revision 7699 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 00:34:38 +00:00
Diego Biurrun
150d27725b Theora encoding via libtheora.
courtesy of Paul Richards, paul.richards gmail com

Originally committed as revision 7698 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-25 00:16:28 +00:00
Kostya Shishkov
8ea780d73d Add debug messages for AP headers
Originally committed as revision 7695 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 17:50:28 +00:00
Kostya Shishkov
14f3f3a1ad Off-by-one error fix
Originally committed as revision 7694 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 17:49:26 +00:00
Kostya Shishkov
5cca6bc3cd Fail on VC-1 interlaced streams
Originally committed as revision 7693 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 17:47:42 +00:00
Baptiste Coudurier
9d57fd9be5 add hint for closed gop and sc threshold error message
Originally committed as revision 7692 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 16:15:00 +00:00
Ian Caulfield
08c8831685 fix indentation, patch by Ian Caulfield % ian P caulfield A gmail P com %
Originally committed as revision 7688 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 15:32:49 +00:00
Ian Caulfield
44a39bd770 Allows the AC3 parser to read the frame size and codec parameters from E-AC3 streams,
allowing them to be correctly demuxed.
Currently it only identifies the primary substream, and will skip over any additional
dependent or independent substreams.
Patch by Ian Caulfield % ian P caulfield A gmail P com %
Original thread:
date: Jan 19, 2007 9:55 AM
subject: Re: [Ffmpeg-devel] [PATCH] Correctly parse headers of E-AC3 streams

Originally committed as revision 7687 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 15:31:48 +00:00
Michael Niedermayer
6ad7cd0469 set last_picture for h.264 too, this significantly improves error concealment quality, i hope it doesnt break anything as last_picture_ptr was always NULL for h.264
Originally committed as revision 7686 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 14:20:00 +00:00
Michael Niedermayer
0c74098b1c crash fix by Carl Eugen Hoyos cehoyos ag.or at
Originally committed as revision 7684 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 11:20:01 +00:00
Michael Niedermayer
9ce5f3b7ea explicit values for all enums
Originally committed as revision 7683 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 11:01:17 +00:00
Michael Niedermayer
3e997aa425 enum
Originally committed as revision 7678 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 10:41:03 +00:00
Michael Niedermayer
2c16032028 maybe fix segfault with missing extradata (unchecked)
Originally committed as revision 7677 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-24 00:54:36 +00:00
Michael Niedermayer
08eb8fcdbf fix segfault with darkkben.free.fr/corrupted_h264.mp4
Originally committed as revision 7671 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 19:32:26 +00:00
Michael Niedermayer
2f29af3952 flame
Originally committed as revision 7664 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 13:42:09 +00:00
Michael Niedermayer
6f9ca74bec check num_reorder_frames for validity
increase delayed_pic buffer size (one temporary is used and a terminating NULL is assumed by most code so it has to be 18 large)

Originally committed as revision 7663 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 13:36:56 +00:00
Michael Niedermayer
9170e34537 adding assert to protect delayed_pic
Originally committed as revision 7661 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 12:45:57 +00:00
Luca Barbato
6847e61af3 10l, there is a corner case afterall...
Originally committed as revision 7660 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 12:04:48 +00:00
Michael Niedermayer
b34397b4cd 1/0 fix
Originally committed as revision 7658 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-22 22:27:02 +00:00
Diego Biurrun
98cc3cea33 Fix FSF postal address.
Originally committed as revision 7638 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-22 01:18:33 +00:00
Diego Biurrun
9688979c51 Fix some more license headers.
Originally committed as revision 7637 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-22 01:16:42 +00:00
Diego Biurrun
7ce6a249c7 cosmetics: Sort decoder/encoder/parser variables lists.
Originally committed as revision 7630 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 22:45:18 +00:00
Måns Rullgård
bf60f563aa remove the last #ifdef from allcodecs.c
Originally committed as revision 7627 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 22:31:52 +00:00
Diego Biurrun
ec23a8cb73 cosmetics: List all encoders together.
Originally committed as revision 7626 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 22:20:18 +00:00
Måns Rullgård
f9aba097a3 remove useless #ifdef CONFIG_ZLIB
Originally committed as revision 7624 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 21:58:32 +00:00
Måns Rullgård
e3d2a690e8 remove useless #ifdef CONFIG_ZLIB
Originally committed as revision 7623 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 21:55:10 +00:00
Benjamin Larsson
21f6aa108f Remove debug line.
Originally committed as revision 7621 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 21:25:16 +00:00
Benjamin Larsson
8adc51f2ad Add flashsv encoder to changelog and fix the encoder so it actually works.
Originally committed as revision 7620 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 21:24:05 +00:00
Måns Rullgård
90d912afd9 remove no longer needed ifeq tests
Originally committed as revision 7618 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 21:06:10 +00:00
Måns Rullgård
eba70fa4e2 remove no longer needed #ifdefs
Originally committed as revision 7617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 21:04:01 +00:00
Benjamin Larsson
053185c2fa Flash screen video encoder.
Originally committed as revision 7615 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 20:56:20 +00:00
Diego Biurrun
efbd19fe76 Declare zlib dependency in the Makefile, not in the source.
Originally committed as revision 7610 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 20:04:00 +00:00
Benjamin Larsson
60527f3163 Really fix my never ending mistakes.
Originally committed as revision 7609 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 18:46:19 +00:00
Benjamin Larsson
97ec93e176 Don't break compilation on systems without zlib.
Originally committed as revision 7608 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 17:48:03 +00:00
Benjamin Larsson
0f7af06674 The block_size might be used incorrectly if it is not updated.
Originally committed as revision 7607 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 14:14:50 +00:00
Luca Barbato
f8a32f450a Constantize AVOption, solve few warnings, patch from flameeyes@gentoo.org aka "the other Diego"
Originally committed as revision 7601 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 12:32:01 +00:00
Benjamin Larsson
65de07ea4f Fixed a typo, cosmetics.
Originally committed as revision 7598 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 12:27:53 +00:00
Benjamin Larsson
96dbe78f75 Get rid of #ifdef CONFIG_ZLIB in the code. Code cleanup.
Originally committed as revision 7597 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 12:26:23 +00:00
Reimar Döffinger
5484dad7f6 Fix crash when pred_order greater s->blocksize >> rice_order.
Fixes http://sam.zoy.org/zzuf/lol-mplayer.flac

Originally committed as revision 7595 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-21 09:55:28 +00:00
Michael Niedermayer
88e7a4d18c checking bitstream values and other related changes
some of these might have been exploitable

Originally committed as revision 7591 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-20 13:50:00 +00:00
Alex Beregszaszi
fead30d444 rename BE/LE_8/16/32 to AV_RL/B_8/16/32
Originally committed as revision 7587 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 22:12:59 +00:00
Guillaume Poirier
50eaa857c0 remove useless cast that makes code unreadable
Originally committed as revision 7586 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 12:41:56 +00:00
Francois Oligny-Lemieux
ac658be5db harden h264 decoding to prevent some crashes when input data is corrupted.
Patch by Frank %eucloid A gmail P com%
date: Jan 18, 2007 6:48 PM
subject: Re: [Ffmpeg-devel] h264, protection against corrupted data (second try patch)
AND
date: Jan 17, 2007 8:22 PM
subject: [Ffmpeg-devel] h264, protection against corrupted data

this also fixes a possible security issue (the sps and pps ids where not checked,
then used as index into an array of sps/pps structs which was then filled with data from the bitstream)

Originally committed as revision 7585 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 09:37:04 +00:00
Michael Niedermayer
045bdb5ab4 uint16->uint8
Originally committed as revision 7584 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 03:14:13 +00:00
Panagiotis Issaris
e2158da8cc Change the Snow encoder to always use the available MotionEstContext pointer.
Originally committed as revision 7579 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-18 13:35:24 +00:00
Luca Barbato
79acfb0e13 Avoid branches in the loop and solve a gcc warning
Originally committed as revision 7566 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-17 11:02:07 +00:00
Luca Barbato
6845801f82 Cosmetics
Originally committed as revision 7564 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-17 10:47:58 +00:00
Panagiotis Issaris
0467531999 fix segfault with http://sam.zoy.org/zzuf/lol-ffplay.ogm and
http://sam.zoy.org/zzuf/lol-ffplay.ogg

Originally committed as revision 7561 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-17 10:26:13 +00:00
Michael Niedermayer
d9319ccebd set data_size to 0 so that in case we return without setting it nothing funny can happen
Originally committed as revision 7558 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-16 23:28:41 +00:00
Luca Barbato
a02142a50a fix a gcc warning, avoid an unnecessary operation
Originally committed as revision 7555 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-16 22:07:49 +00:00
Reimar Döffinger
b18e5c031c Avoid calling decode_slice when context_initialized is not set.
Avoids a crash due to dsp.clear_blocks being NULL when called.

Originally committed as revision 7547 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-16 17:46:26 +00:00