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Kamil Nowosad a4072c453b Fix a bug in av_find_opt(). Because some of the AVOption structures have field 
unit = NULL, the function could pass NULL to strcmp and cause a segfault.

Patch by Kamil Nowosad, k nowosad % students mimuw edu pl.

Original thread:
Subject: [PATCH] small bugfix in av_find_opt()
Date: 03/23/2007 12:20 PM

Originally committed as revision 8553 to svn://svn.ffmpeg.org/ffmpeg/trunk
 		2007-03-30 09:26:13 +00:00
..
alpha rename HAVE_GPROF to CONFIG_GPROF 2007-02-11 16:39:09 +00:00
armv4l iwmmxt ffmpeg code does not implement dct_unquantize_h263_inter_iwmmxt, but 2007-03-23 00:05:45 +00:00
bfin
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i386 Fix wrong conditional, Snow decoding, not encoding, was SIMD-accelerated. 2007-02-24 11:58:52 +00:00
mlib rename cropTbl -> ff_cropTbl 2006-11-12 20:08:09 +00:00
ppc rename POWERPC_PERFORMANCE_REPORT to CONFIG_POWERPC_PERF 2007-02-13 23:45:28 +00:00
ps2
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sh4 Move copy_block* functions to dsp dsputil.h 2006-11-26 18:25:07 +00:00
sparc
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4xm.c Remove some old disabled debugging output 2007-02-19 11:00:38 +00:00
8bps.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
Makefile use generic xiph header spliting func to split theora headers 2007-03-25 01:09:26 +00:00
a52dec.c Add proper #idef to dlsymm call, also fixes an unresolved symbol on OS X 10.2. 2007-03-03 08:33:07 +00:00
aasc.c Remove redundant assign 2007-03-27 05:23:07 +00:00
ac3.c fix handling of special case for lowest snroffset. regressions are unaffected. 2007-03-20 02:12:13 +00:00
ac3.h split ac3_parametric_bit_allocation into 3 separate functions 2007-03-18 21:43:20 +00:00
ac3enc.c cosmetics. align and condense. 2007-03-22 05:39:20 +00:00
ac3tab.h hardcode ff_ac3_frame_sizes table 2007-03-18 04:53:21 +00:00
adpcm.c fix adpcm swf decoding 2007-03-02 10:08:05 +00:00
adx.c
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alac.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
allcodecs.c dnxhd decoder 2007-03-18 23:25:00 +00:00
amr.c Update specification and reference implementation links. 2007-03-30 06:33:15 +00:00
apiexample.c The memsetting of the end of buffer is not needed for audio. 2007-02-22 12:56:31 +00:00
asv1.c
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audioconvert.c
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avcodec.h codec id addition guidlines 2007-03-27 11:18:24 +00:00
avs.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
beosthread.c
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bitstream.c fix init_vlc() with nonzero flags 2007-03-18 22:32:39 +00:00
bitstream.h Supply context to tprintf 2007-02-27 09:39:04 +00:00
bitstream_filter.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
bmp.c Add decode_end method to bmp decoder. Patch by Michel Bardiaux, 2007-02-01 09:48:09 +00:00
bmp.h Segregate code common to BMP decoder and future encoder 2007-01-27 07:39:16 +00:00
bmpenc.c BMP encoder by Michel Bardiaux, mbardiaux mediaxim be 2007-02-05 15:05:29 +00:00
bytestream.h add little endian 24bit read/write 2007-03-06 13:05:38 +00:00
cabac.c
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cabac.h Fix compilation when using the --disable-opts parameter. This to help those 2007-03-29 14:20:30 +00:00
cavs.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
cavsdata.h move all cavs-parsing to cavs.c 2006-11-12 20:18:07 +00:00
cavsdsp.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
cinepak.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
cljr.c
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cook.c Small simplifications to subband coefficient handling and use av_random(). 2007-03-20 18:08:51 +00:00
cookdata.h
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cscd.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
cyuv.c
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dca.c DCA decoder 2007-02-27 06:30:40 +00:00
dcadata.h Fix wrong license header. 2007-02-27 09:56:09 +00:00
dcahuff.h DCA decoder 2007-02-27 06:30:40 +00:00
dct-test.c revert bad checkin 2006-11-14 03:18:09 +00:00
dnxhddata.h dnxhd decoder 2007-03-18 23:25:00 +00:00
dnxhddec.c actually return bytes read 2007-03-25 00:16:30 +00:00
dpcm.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
dsicinav.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
dsputil.c The Snow DEcoding routines should be under CONFIG_SNOW_DECODER. 2007-02-27 00:24:49 +00:00
dsputil.h Add the const specifier as needed to reduce the number of warnings. 2007-01-30 10:31:34 +00:00
dtsdec.c fix multichannel decoding 2007-02-05 21:16:31 +00:00
dv.c force 16-bytes alignement of block array, as needed by the implementation of ff_dct_sse2 2007-03-15 23:45:20 +00:00
dvbsub.c
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dvbsubdec.c remove useless static cm variable 2007-03-13 22:53:01 +00:00
dvdata.h uint16->uint8 2007-01-19 03:14:13 +00:00
dvdsubdec.c Remove the getbe16 functions and use the AV_RB16 macro instead. Patch by Ian 2007-01-30 14:24:12 +00:00
dvdsubenc.c
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dxa.c DXA demuxer and decoder 2007-03-14 14:49:49 +00:00
error_resilience.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
eval.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
eval.h
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faac.c free faac extradata 2007-02-28 09:56:15 +00:00
faad.c Rename variables: faad --> libfaad, faac --> libfaac, faadbin --> libfaadbin 2007-01-06 23:54:01 +00:00
faandct.c rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
faandct.h
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fdctref.c
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fft-test.c
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fft.c
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ffv1.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
flac.c Fix crash when pred_order greater s->blocksize >> rice_order. 2007-01-21 09:55:28 +00:00
flacenc.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
flashsv.c Declare zlib dependency in the Makefile, not in the source. 2007-01-21 20:04:00 +00:00
flashsvenc.c Respect the gop size (-g) for marking I frames. Use -g 0 gives the old behaviour. 2007-03-11 21:01:33 +00:00
flicvideo.c typo: unkown->unknown 2007-03-07 00:27:23 +00:00
fraps.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
g726.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
gif.c
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gifdec.c remove TODO, its done now 2007-03-25 16:43:59 +00:00
golomb.c
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golomb.h
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h261.c kill av_mallocz_static() calls in init_rl() 2007-03-14 13:19:19 +00:00
h261data.h make some symbols static 2006-11-11 20:54:48 +00:00
h263.c 10l for myself, fixing --disable-encoders 2007-03-14 23:23:30 +00:00
h263data.h make more tables static 2006-11-12 23:14:20 +00:00
h263dec.c Corrections so that builds with DEBUG work 2007-03-08 14:49:43 +00:00
h264.c Fix compilation when using the --disable-opts parameter. This to help those 2007-03-29 14:20:30 +00:00
h264data.h Making rem6 and div6 globally visible and thus adding prefixes. 2006-12-07 09:59:05 +00:00
h264dsp.c Adding H.264 DCT. 2006-12-11 15:53:55 +00:00
h264enc.c Adding function which enables writing H.264 NAL units. 2006-12-11 01:00:50 +00:00
h264idct.c rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
huffyuv.c oops, encoder was under ifdef decoders. 2007-03-20 16:51:30 +00:00
idcinvideo.c
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imc.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
imcdata.h
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imgconvert.c Add the prefix "av_" to img_crop(), img_copy() and img_pad(), and rename "img" 2007-03-04 11:53:11 +00:00
imgconvert_template.h consistency renaming: rgba32 --> rgb32 2007-02-12 23:07:17 +00:00
imgresample.c Add the prefix "av_" to img_crop(), img_copy() and img_pad(), and rename "img" 2007-03-04 11:53:11 +00:00
indeo2.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
indeo2data.h
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indeo3.c use FFMIN 2007-02-25 00:35:30 +00:00
indeo3data.h
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interplayvideo.c
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jfdctfst.c rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
jfdctint.c rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
jpeg_ls.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
jrevdct.c
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kmvc.c Remove redundant assign 2007-03-27 05:23:07 +00:00
lcl.c
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libgsm.c Add support for MS-GSM codec 2007-02-20 11:09:47 +00:00
libtheoraenc.c Add a comment about swapped numerator and denominator. 2007-02-07 14:10:50 +00:00
loco.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
lzw.c factorize & 2007-03-26 00:54:29 +00:00
lzw.h
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mace.c
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mathops.h rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
mdct.c
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mdec.c
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mjpeg.c support for mjpeg bottom field first in mov 2007-03-02 12:26:07 +00:00
mmvideo.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
motion_est.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
motion_est_template.c test DIRECT{0,0} too if flag mv0 is used 2006-12-22 23:30:57 +00:00
motion_test.c
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mp3lameaudio.c make some symbols static 2006-11-11 20:54:48 +00:00
mpc.c Use AVRandom 2007-02-17 11:41:59 +00:00
mpcdata.h Musepack SV7 decoding support 2006-12-24 04:51:43 +00:00
mpeg4data.h
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mpeg12.c 10l to whoever wrote this 2007-03-14 13:20:29 +00:00
mpeg12data.h dummy support for mpeg2 non linear quant 2007-03-04 02:26:20 +00:00
mpegaudio.c useless as this file wont be compiled if this is not true 2007-02-04 11:20:32 +00:00
mpegaudio.h
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mpegaudiodec.c kill another 2 av_mallocz_static() 2007-03-14 00:19:56 +00:00
mpegaudiodectab.h make some tables static 2006-11-12 13:40:40 +00:00
mpegaudiotab.h
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mpegvideo.c kill av_mallocz_static() calls in init_rl() 2007-03-14 13:19:19 +00:00
mpegvideo.h move RLTable stuff to its own header 2007-03-14 12:29:32 +00:00
msmpeg4.c kill av_mallocz_static() calls in init_rl() 2007-03-14 13:19:19 +00:00
msmpeg4data.h
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msrle.c
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msvideo1.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
nuv.c Add the prefix "av_" to img_crop(), img_copy() and img_pad(), and rename "img" 2007-03-04 11:53:11 +00:00
oggvorbis.c cosmetics: Fix a common typo, sepErate --> sepArate. 2007-02-21 10:15:08 +00:00
opt.c Fix a bug in av_find_opt(). Because some of the AVOption structures have field 2007-03-30 09:26:13 +00:00
opt.h add av_opt_set_defaults2() which sets just defaults from AVOptions whos flags match a user specified & mask = flags 2007-03-07 02:21:35 +00:00
os2thread.c Remove redundant #ifdef HAVE_THREAD, the file is only compiled 2006-11-14 00:56:56 +00:00
parser.c set pict_type to I type during init so parsers which dont set it get all i frames, fixes mp3 seeking 2007-03-26 17:33:45 +00:00
parser.h move all cavs-parsing to cavs.c 2006-11-12 20:18:07 +00:00
pcm.c 10^10l to whoever wrote this 2007-03-13 23:10:42 +00:00
png.c consistency renaming: rgba32 --> rgb32 2007-02-12 23:07:17 +00:00
pnm.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
pthread.c rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
qdm2.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
qdm2data.h
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qdrw.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
qpeg.c Remove redundant assign 2007-03-27 05:23:07 +00:00
qtrle.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
ra144.c
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ra144.h
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ra288.c
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ra288.h
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rangecoder.c cosmetics / remove #if 0 code 2007-01-26 02:29:23 +00:00
rangecoder.h
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ratecontrol.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
ratecontrol.h
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raw.c partial avid meridien uncompressed support 2007-03-03 14:11:45 +00:00
resample.c set more reasonable cutoff for audio rate conversion 2007-03-22 14:27:16 +00:00
resample2.c replace long double in the audiophile kiddy mode with doubles, its faster (and more portable) and the audiophile placebo 120db stopband attenuation isnt affected 2007-03-22 11:23:38 +00:00
rl.h kill av_mallocz_static() calls in init_rl() 2007-03-14 13:19:19 +00:00
roqvideo.c Use pointers to avoid copying AVFrame. 2007-02-24 00:55:50 +00:00
rpza.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
rtjpeg.c
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rtjpeg.h
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rv10.c Check dimensions to avoid division by zero due to invalid new dimensions. 2007-03-11 09:16:11 +00:00
shorten.c properly set *data_size when returning >= 0 values in shorten_decode_frame() 2007-03-26 00:00:43 +00:00
simple_idct.c enable some 64bit optimized code on 64bit arch 2007-02-28 00:55:19 +00:00
simple_idct.h
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smacker.c Smacker Audio stereo fix 2007-03-21 05:56:29 +00:00
smc.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
snow.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
snow.h Add the const specifier as needed to reduce the number of warnings. 2007-01-30 10:31:34 +00:00
sonic.c This fixes error handling for BeOS, removing the need for some ifdefs. 2007-02-13 18:26:14 +00:00
sp5x.h
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svq1.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
svq1_cb.h
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svq1_vlc.h
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svq3.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
targa.c Replace deprecated PIX_FMT names by the newer variants. 2007-02-07 01:48:09 +00:00
targaenc.c Add RLE encoding support, patch by Bobby Bingham, uhmmmm gmail com. 2007-03-17 14:59:58 +00:00
tiertexseqv.c
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tiff.c Some TIFFs do not set rows per strip for single strip. 2007-01-25 06:44:53 +00:00
truemotion1.c cosmetics: aswell --> as well typo fix 2007-02-22 00:14:54 +00:00
truemotion1data.h
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truemotion2.c Remove redundant assign 2007-03-27 05:23:07 +00:00
truespeech.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
truespeech_data.h
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tscc.c Remove redundant assign 2007-03-27 05:23:07 +00:00
tta.c
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ulti.c Remove redundant assign 2007-03-27 05:23:07 +00:00
ulti_cb.h
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utils.c Fix H.264 8x8 transform selection 2007-03-24 12:07:07 +00:00
vc1.c FASTTX==0 means additional 16 bits in extradata 2007-03-27 07:28:52 +00:00
vc1acdata.h
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vc1data.h table fix 2007-02-05 06:56:49 +00:00
vc1dsp.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
vcr1.c
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vmdav.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
vmnc.c Remove redundant assign 2007-03-27 05:23:07 +00:00
vorbis.c extract vorbis header spliting code into a reusable function 2007-03-25 01:06:45 +00:00
vorbis.h
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vorbis_data.c
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vorbis_enc.c vorbis suffers from the same sign flip issue as wma (so this lame workaround, though it arguably doesnt matter much where the sign is fliped back) 2007-02-07 16:59:10 +00:00
vorbis_enc_data.h
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vp3.c use generic xiph header spliting func to split theora headers 2007-03-25 01:09:26 +00:00
vp3data.h
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vp3dsp.c rename always_inline to av_always_inline and move to common.h 2006-12-08 00:35:08 +00:00
vp5.c Use pointers to avoid copying AVFrame. 2007-02-25 15:33:38 +00:00
vp5data.h
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vp6.c Use pointers to avoid copying AVFrame. 2007-02-25 15:33:38 +00:00
vp6data.h Add support for VP60 and VP61. 2006-12-17 22:00:12 +00:00
vp56.c cleanup setting of returned data frame 2007-02-25 16:02:32 +00:00
vp56.h Use pointers to avoid copying AVFrame. 2007-02-25 15:33:38 +00:00
vp56data.c
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vp56data.h Use pointers to avoid copying AVFrame. 2007-02-25 15:33:38 +00:00
vqavideo.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
w32thread.c
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wavpack.c Correctly handle data_size on decoding 2007-03-20 05:44:42 +00:00
wma.c Optimize by building the mdct window and multipying/adding at the same time. 2007-03-26 10:03:57 +00:00
wma.h Optimize by building the mdct window and multipying/adding at the same time. 2007-03-26 10:03:57 +00:00
wmadata.h wma encoder 2007-02-06 20:19:04 +00:00
wmadec.c Optimize by building the mdct window and multipying/adding at the same time. 2007-03-26 10:03:57 +00:00
wmaenc.c Optimize by building the mdct window and multipying/adding at the same time. 2007-03-26 10:03:57 +00:00
wmv2.c Add av_ prefix to clip functions 2007-02-25 10:27:12 +00:00
wnv1.c
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ws-snd1.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
x264.c enable bidirectional me with x264 2007-01-07 18:04:11 +00:00
xan.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
xiph.c extract vorbis header spliting code into a reusable function 2007-03-25 01:06:45 +00:00
xiph.h extract vorbis header spliting code into a reusable function 2007-03-25 01:06:45 +00:00
xl.c rename BE/LE_8/16/32 to AV_RL/B_8/16/32 2007-01-19 22:12:59 +00:00
xvid_internal.h
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xvid_rc.c
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xvidff.c
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xvmc_render.h get rid of unused entries in the middle of xvmc_render struct, 2007-03-26 15:21:19 +00:00
xvmcvideo.c
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zmbv.c Remove redundant assign 2007-03-27 05:23:07 +00:00
zmbvenc.c Correctly ME border blocks 2007-03-11 09:51:01 +00:00