Anton Khirnov
594d4d5df3
lavc: add a wrapper for AVCodecContext.get_buffer().
...
It will be useful in the upcoming transition to refcounted AVFrames.
2012-12-04 21:41:59 +01:00
Diego Biurrun
8f4c414df6
Improve wording and spelling of av_log_missing_feature messages.
2012-10-23 10:28:40 +02:00
Justin Ruggles
2725ce7c7c
wmalossless: output in planar sample format
2012-10-14 16:48:23 -04:00
Michael Niedermayer
d65d834731
wmalosslessdec: Reset put bit buffer when num_saved_bits is reset.
...
Fixes CVE-2012-2799
CC:libav-stable@libav.org
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-09-29 19:17:38 +02:00
Anton Khirnov
6a99310fce
wmalosslessdec: Fix reading too many bits in decode_channel_residues()
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Fixes a part of CVE-2012-2795
CC:libav-stable@libav.org
Based on a patch by Michael Niedermayer <michaelni@gmx.at>
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
2012-09-29 19:16:32 +02:00
Michael Niedermayer
f48fbf2eb5
wmalosslessdec: fix a get_bits(0) in decode_ac_filter
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Fixes a part of CVE-2012-2795
CC:libav-stable@libav.org
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-09-29 19:15:27 +02:00
Michael Niedermayer
607f57152c
wmalosslessdec: make MCLMS arrays big enough for what is written into them.
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Fixes a part of CVE-2012-2795
CC:libav-stable@libav.org
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-09-29 19:14:25 +02:00
Anton Khirnov
065b3a1cfa
wmalosslessdec: increase channel_coeffs/residues size
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Fixes CVE-2012-2792
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
2012-09-29 10:29:53 +02:00
Anton Khirnov
4a969030e4
wmalosslessdec: increase WMALL_BLOCK_MAX_BITS to 14.
2012-09-29 10:29:52 +02:00
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
2012-08-07 16:00:24 +02:00
Diego Biurrun
30b1961c66
Mark a number of variables only used in av_dlog() calls as av_unused.
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This fixes a number of unused-but-set gcc warnings.
2012-05-06 18:01:31 +02:00
Jakub Stachowski
ddffe3de43
WMAL: Shift output samples by the specified number of padding zeroes.
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Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
2012-05-05 12:38:54 +02:00
Mashiat Sarker Shakkhar
363c3a44ff
WMAL: Restore removed code in mclms_predict()
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Based on observations made by Jakub Stachowski <qbast@go2.pl>
Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
2012-05-05 12:38:37 +02:00
Kostya Shishkov
0e23b50821
wmall: fix reconstructing audio with uncoded channels
2012-05-02 18:46:11 +02:00
Mashiat Sarker Shakkhar
c8370e6e35
WMAL cosmetics: fix indentation
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Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
2012-05-02 18:45:29 +02:00
Jakub Stachowski
035a394eac
WMAL: do not output last frame again if nothing was decoded in current packet
...
Reviewed-by: Mashiat Sarker Shakkhar <mashiat.sarker@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
2012-05-01 14:34:03 +02:00
Mashiat Sarker Shakkhar
f92f452378
WMAL: do not start decoding if frame does not end in current packet
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This fixes decoding of frames which span more than two packets. Tested with
recit24.wma.
Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
2012-05-01 14:33:31 +02:00
Mashiat Sarker Shakkhar
dac79c2737
wmal: vertical alignment cosmetics
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
2012-04-14 16:02:25 +02:00
Mashiat Sarker Shakkhar
2e13f57993
wmal: Warn about missing bitstream splicing feature and ask for sample.
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
2012-04-14 16:02:24 +02:00
Mashiat Sarker Shakkhar
9900dd2d9c
wmal: Skip seekable_frame_in_packet.
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There is no point in storing the value in a variable, since it is not
used anywhere else in the decoder.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2012-04-14 16:02:22 +02:00
Mashiat Sarker Shakkhar
07933b44dd
wmal: Drop unused variable num_possible_block_size.
...
This is probably a leftover from WMA Pro.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2012-04-14 16:01:23 +02:00
Michael Niedermayer
680097cb6d
WMAL: Do not try to read rawpcm coefficients if bits is invalid
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Signed-off-by: Martin Storsjö <martin@martin.st>
2012-04-13 23:13:03 +03:00
Mashiat Sarker Shakkhar
28e8c4d59a
WMAL: Remove inaccurate and unnecessary doxy
...
A call to decode_packet() does not always decode a complete WMA packet.
Moreover, this is not the correct place to document calls that are part
of the public API.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2012-03-29 01:47:03 +02:00
Ronald S. Bultje
d360dd902c
wmall: fix seeking.
2012-03-28 07:14:21 -07:00
Ronald S. Bultje
3c9267673e
wmalossless: error out if a subframe is not used by any channel.
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Prevents infinite loop because min_channel_len never increments.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2012-03-22 12:17:14 -07:00
Ronald S. Bultje
d462949974
wmalossless: reset sample pointer for each subframe.
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Prevents overwrites when some subframes only encode some channels.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2012-03-22 12:17:14 -07:00
Ronald S. Bultje
326f7a68bb
wmalossless: error out on invalid values for order.
...
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2012-03-22 12:17:14 -07:00
Kostya Shishkov
87818103a0
wmall: output packet only if we have decoded some samples
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Also set CODEC_CAP_DELAY to indicate that decoder may still have some
undecoded data left in internal buffer.
2012-03-22 07:16:47 +01:00
Ronald S. Bultje
626964a4c4
wmall: fix build with -DDEBUG enabled.
2012-03-07 10:40:15 -08:00
Diego Biurrun
8ca6e523a6
wma: Refactor common code to fix standalone compilation of WMA lossless decoder.
2012-03-07 09:36:05 +01:00
Mashiat Sarker Shakkhar
9d25f1f619
Windows Media Audio Lossless decoder
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Decodes 16-bit WMA Lossless encoded files. 24-bit is not supported yet.
Bitstream parser written by Andreas Öman with contributions from
Baptiste Coudurier and Ulion.
Includes a number of bug-fixes from Benjamin Larsson, Michael Niedermayer and
Konstantin Shishkov, shine and polish by Diego Biurrun.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2012-03-02 19:10:29 +01:00