FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	d5e9fc7821	avcodec/tiff: move bpp check to after "end:" This ensures that all current and future code-pathes get bpp checked Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Anton Khirnov	ae5e1f3d66	tiff: Check that there is no aliasing in pixel format selection Fixes possible issues with unexpected bpp/bppcount values. CC: libav-stable@libav.org Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Bug-Id: CVE-2014-8544 Signed-off-by: Luca Barbato <lu_zero@gentoo.org>	10 years ago
Carl Eugen Hoyos	50144b91ea	Respect horizontal differencing predictor for 16bit gray tiff images. Fixes ticket #4291.	10 years ago
Paul B Mahol	f86f39cb9b	tiff: support decoding GBRP and GBRAP formats Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>	10 years ago
Carl Eugen Hoyos	3a3790b8f8	tiff: support encoding and decoding 64bit images	10 years ago
Matthew Oliver	293fee4bc2	libavcodec/tiff: Fix static linking of lzma with msvc. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	e1c0cfaa41	avcodec/tiff: more completely check bpp/bppcount Fixes pixel format selection Fixes out of array accesses Fixes: asan_heap-oob_1766029_6_asan_heap-oob_20aa045_332_cov_1823216757_m2-d1d366d7965db766c19a66c7a2ccbb6b.tif Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	6beea6f017	avcodec/tiff: fix odd dimensioned yuv Fixes Ticket3893 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Benoit Fouet	4f10495055	tiff: fix {2,4}bpp grayscale palettes. Create a default grayscale palette for 2 or 4 bpp grayscale tiff, if there is no palette defined. Fixes ticket #3915 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	ab1e431288	avcodec/tiff: Make pixel format checks tighter Fixes assertion failure with imgsrc001-lzma.tiff Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
James Almer	b140b51ebb	lavc/tiff: add support for LZMA compression Derived from deflate code. Requires liblzma. Signed-off-by: James Almer <jamrial@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
James Almer	201a511bb9	lavc/tiff: add support for YUV deflate Signed-off-by: James Almer <jamrial@gmail.com>	10 years ago
James Almer	b4231b4fed	lavc/tiff: move unpack_yuv() above the deflate functions Signed-off-by: James Almer <jamrial@gmail.com>	10 years ago
Michael Niedermayer	f0c0ae37c6	avcodec/tiff: Check that pix_fmt is a yuv variant for TIFF_PHOTOMETRIC_YCBCR Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	6ea69a8ffa	avcodec/tiff: do not use photometric to detect pix_fmt They should match but they do not always Fixes assertion failure no testcase with unmodified source available Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Diego Elio Pettenò	12640e4cbb	tiff: Return proper error for missing LZMA compression The LZMA support is a semi-official extension supported by libtiff 4.0.0 and later. Signed-off-by: Diego Elio Pettenò <flameeyes@flameeyes.eu> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>	10 years ago
Diego Elio Pettenò	2597a842a0	tiff: Improve grayscale support Only use PAL8 if palette is present, else use GRAY8 for pixfmt. Instead of simulating a grayscale palette, use real grayscale pixels, if no palette is actually defined. Signed-off-by: Diego Elio Pettenò <flameeyes@flameeyes.eu> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>	10 years ago
Carl Eugen Hoyos	60cbd6ad84	tiff: support reading gray+alpha at 8 bits Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>	10 years ago
Vittorio Giovara	bcc5f69b33	tiff: support reading gray+alpha at 16 bits	10 years ago
Diego Biurrun	df507d5aa0	tiff: Replace deprecated PIX_FMT names by modern ones	10 years ago
Janne Grunau	a9f3f5fadb	Revert "tiff: support reading gray+alpha at 8 bits" This reverts commit `b31d76e45f` as it uses an unkown pixel format.	10 years ago
Carl Eugen Hoyos	b31d76e45f	tiff: support reading gray+alpha at 8 bits Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>	10 years ago
Michael Niedermayer	1e25afc181	avcodec/tiff: Support 410 and 440 YCbCr Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	f694ca7ca7	avcodec/tiff: support 4:2:2 and 4:1:1 YCbCr Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	d03defa778	avcodec/tiff: Support yuv 420 and 444 Fixes Ticket416 Trolled-by: jb Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	1ca21e1b76	avcodec/tiff: parse subsample factors Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	8c88ea76df	avcodec/tiff: use av_malloc(z)_array() Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	a94de50ba0	avcodec/exif/exif_add_metadata: add support for SSHORT & SBYTE No working testcase, this omission was just spoted when the parser apparently went out of sync. Reviewed-by; Thilo Borgmann <thilo.borgmann@mail.de> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	1dc2d4a8ef	avcodec/tiff: remove unused variables Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Jean First	e75ef2b7f4	tiffdec: support predictor type 2 with RGB48 pixel format	11 years ago
Justin Ruggles	345a96c327	tiffdec: remove an unneeded variable	11 years ago
Justin Ruggles	a9b046fb0a	tiff: use a better name and enum values for PhotometricInterpretation Also add additional known values and log as missing features.	11 years ago
Justin Ruggles	fdbe18b7b0	tiffdec: use a single strip if RowsPerStrip is 0 The spec does not specify that 0 is an error condition, and there are samples which use 0 when the whole image is in one strip.	11 years ago
Justin Ruggles	0a467a9b59	tiffdec: use bytestream2 to simplify overread/overwrite protection Based on a patch by Paul B Mahol <onemda@gmail.com> CC:libav-stable@libav.org	11 years ago
Justin Ruggles	58bc38a5f2	tiffdec: use correct data type for palette entries and set alpha to 0xFF	11 years ago
Jean First	bf2064f046	tiffdec: rename variables for consistency and fix variable shadowing Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>	11 years ago
Carl Eugen Hoyos	993a5afaad	Read aspect ratio from tiff image files.	11 years ago
Sylvain Fabre	526049ce61	Issue-#3407 : Enhance precision for double to string conversion, useful for GEOTIFF double values Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	a744064c41	avcodec/tiff: reset geotag_count in free_geotags() Fixes null pointer dereference Fixes: signal_sigsegv_19d922e_3688_cov_1577641655_aletrek_tiff.mov Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Anton Khirnov	c265b8bb76	tiff: stop using deprecated avcodec_set_dimensions	11 years ago
Michael Niedermayer	46143d2555	avcodec/tiff: factorize offset init code Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	d5ad4e4a2f	avcodec/tiff: remove TIFF_LONG special case Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	0aba920d61	avcodec/tiff: Fix use of uninitialized off variable Fixes CID1108608 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	6338f1b3c0	avcodec/tiff: remove byte based bpp special case This case does not work as off is uninitialized and it should be handled fine by the generic code below Fixes CID1108608 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Paul B Mahol	8a7295beeb	tiff: frame multithreading support Signed-off-by: Paul B Mahol <onemda@gmail.com>	11 years ago
Thilo Borgmann	b7ba7cbd6e	avcodec/tiff: Refactor TIFF tag related functions to share the code. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	61e0e80999	tiff: continue parsing on non fatal errors Reviewed-by: Thilo Borgmann <thilo.borgmann@mail.de> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	200170e8c0	avcodec/tiff: remove redundant check Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	a9553e8f37	avcodec/tiff: avoid seek back on reading tags Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Luca Barbato	9c22169769	tiff: do not overread the source buffer At least 2 bytes from the source are read every loop. Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org	12 years ago

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237 Commits (8ca170a78ab6e50f44d27d8a6b4ad7ba1ed81f0c)