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path: root/libavcodec/utvideodec.c
AgeCommit message (Collapse)Author
2019-04-19avcodec/get_bits: unbreak get_bits_le() with cached readerPaul B Mahol
2018-08-30avcodec/utvideodec: use cached bitstream reader everywhere except on x86_32Paul B Mahol
From 100x real-time decoding to 138x real-time decoding for 320x240 video. Signed-off-by: Paul B Mahol <onemda@gmail.com>
2018-04-01avcodec/utvideodec: Set pro flag based on fourccMichael Niedermayer
This avoids mixing 8bit variants with pro and 10bit with non pro mode. Fixes: out of array read Fixes: poc_03_30.avi Found-by: GwanYeong Kim <gy741.kim@gmail.com> Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-02-27avcodec/utvideodec: Check subsample factorsMichael Niedermayer
Fixes: Out of array read Fixes: heap_poc Found-by: GwanYeong Kim <gy741.kim@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-02-11avcodec/utvideodec: Add several out of array read related checksMichael Niedermayer
Fixes: OV_decode_plane.avi Found-by: GwanYeong Kim <gy741.kim@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-02-05avcodec/utvideodec: Fix bytes left check in decode_frame()Michael Niedermayer
Fixes: out of array read Fixes: poc-2017.avi Found-by: GwanYeong Kim <gy741.kim@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-02avcodec/utvideodec: add support for UMH2, UMY2, UMH4, UMY4, UMRA, UMRGPaul B Mahol
These are new modes which are supposed to be more SIMD friendly. Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-12-19avcodec/utvideodec : use gradient_pred dsp in interlace decodingMartin Vignali
2017-12-09avcodec/utvideodec : add SIMD (SSSE3 and AVX2) for gradient_predMartin Vignali
2017-12-09avcodec/utvideodec : use dsp add_median_pred for second lineMartin Vignali
process start of the line in scalar, before call dsp (dsp need align 16)
2017-11-07libavcodec/utvideo : simplify decode_planeMartin Vignali
the func is only call with step = 1 no need to pass it in the func
2017-10-30Merge commit '7c25523cc8e618e77dc84d960e41e9644eaf8c33'James Almer
* commit '7c25523cc8e618e77dc84d960e41e9644eaf8c33': utvideodec: Fix decoding odd sizes with interlaced video with some formats See 9ef21a897c64417a0575cbc6fad6222f3163d103 Merged-by: James Almer <jamrial@gmail.com>
2017-06-28avcodec/utvideodec: Factor multiply out of inner loopMichael Niedermayer
0.5% faster loop Reviewed-by: Paul B Mahol <onemda@gmail.com> Reviewed-by: Steven Liu <lingjiujianke@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-28avcodec/utvideodec: bswap directly without memcpyMichael Niedermayer
Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-28avcodec/utvideodec: enable unchecked bitreaderMichael Niedermayer
inner reader loop becomes 16% faster Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-28avcodec/utvideodec: hardcode vlc bitsMichael Niedermayer
2.5% faster vlc decoding Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-28avcodec/utvideodec: Move bitstream end check out of inner loopMichael Niedermayer
This is not needed when the buffer is large enough for the worst case of a line 2% faster vlc reading Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-27avcodec/utvideodec: add SIMD for restore_rgb_planesPaul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-06-26avcodec/utvideodec: decode to GBR(A)PPaul B Mahol
This is actually internal utvideo format. Allows to make use of SIMD for median prediction for rgb(a) formats, thus speeding up decoding. Simplifies code, eases further developement and maintenance. Update FATE because of pixel format switch. Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-04-25utvideodec: Fix decoding odd sizes with interlaced video with some formatsPaul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-04-21avcodec/utvideodec: fix gradient prediction when stride does not match widthPaul B Mahol
Fixes #6340. Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-04-21avcodec/utvideodec: fix decoding odd sizes with interlaced video with some ↵Paul B Mahol
formats Fixes #6316. Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-04-15utvideodec: Support for gradient predictionPaul B Mahol
Introduced with utvideo 18. Signed-off-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-04-15utvideodec: Reuse the huffyuv add_leftPaul B Mahol
~10% faster when simd is available. Signed-off-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-04-15utvideodec: Support ULY4 and ULH4Paul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-04-15utvideodec: Support UQRA and UQRGPaul B Mahol
2017-04-13utvideodec: Support UQY2Paul B Mahol
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-04-13utvideodec: Prevent possible signed overflowGanesh Ajjanagadde
Doing slice_end - slice_start is unsafe and can lead to undefined behavior until slice_end has been properly sanitized. Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com> Signed-off-by: Ganesh Ajjanagadde <gajjanag@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-04-07avcodec/utvideodec: add support for gradient predictionPaul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-03-20Merge commit '131a85a1fed9966bbd38517f76abfac0237e39dc'Clément Bœsch
* commit '131a85a1fed9966bbd38517f76abfac0237e39dc': utvideo: Change type of array stride parameters to ptrdiff_t Merged-by: Clément Bœsch <u@pkh.me>
2017-02-10utvideodec: Add a missing includeMartin Storsjö
This was missing from 77c23704c76, fixing building. Signed-off-by: Martin Storsjö <martin@martin.st>
2017-02-10avcodec: Mark some codecs with threadsafe init as suchDerek Buitenhuis
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2017-02-08avcodec: Mark some codecs with threadsafe init as suchDerek Buitenhuis
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-02-07Use bitstream_init8() where appropriateDiego Biurrun
2017-01-13huffyuvdsp: move functions only used by huffyuv from lossless_videodspJames Almer
Signed-off-by: James Almer <jamrial@gmail.com>
2017-01-13lossless_videodsp: move shared functions from huffyuvdspJames Almer
Several codecs other than huffyuv use them. Signed-off-by: James Almer <jamrial@gmail.com>
2016-12-24avcodec/utvideo: fix mistake using wrong arguments for left and lefttop ↵Paul B Mahol
pixel components Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-12-23avcodec/utvideodec: add SIMD support for median prediction for planar formatsPaul B Mahol
~10% faster overall. Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-11-24utvideodec: Convert to the new bitstream readerAlexandra Hájková
2016-09-08utvideo: Change type of array stride parameters to ptrdiff_tDiego Biurrun
ptrdiff_t is the correct type for array strides and similar.
2016-09-04avcodec/utvideodec: add support for ULY4 and ULH4Paul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-06-12avcodec/utvideodec: add support for UQRG and UQRA formatsPaul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-06-11avcodec/utvideodec: fix multiple slices for UQY2 and other issuesPaul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-06-11avcodec/utvideo: add support for UQY2Paul B Mahol
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-02-24lavc/utvideodec: prevent possible signed overflowGanesh Ajjanagadde
Doing slice_end - slice_start is unsafe and can lead to undefined behavior until slice_end has been properly sanitized. Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com> Signed-off-by: Ganesh Ajjanagadde <gajjanag@gmail.com>
2015-07-28Merge commit '059a934806d61f7af9ab3fd9f74994b838ea5eba'Michael Niedermayer
* commit '059a934806d61f7af9ab3fd9f74994b838ea5eba': lavc: Consistently prefix input buffer defines Conflicts: doc/examples/decoding_encoding.c libavcodec/4xm.c libavcodec/aac_adtstoasc_bsf.c libavcodec/aacdec.c libavcodec/aacenc.c libavcodec/ac3dec.h libavcodec/asvenc.c libavcodec/avcodec.h libavcodec/avpacket.c libavcodec/dvdec.c libavcodec/ffv1enc.c libavcodec/g2meet.c libavcodec/gif.c libavcodec/h264.c libavcodec/h264_mp4toannexb_bsf.c libavcodec/huffyuvdec.c libavcodec/huffyuvenc.c libavcodec/jpeglsenc.c libavcodec/libxvid.c libavcodec/mdec.c libavcodec/motionpixels.c libavcodec/mpeg4videodec.c libavcodec/mpegvideo.c libavcodec/noise_bsf.c libavcodec/nuv.c libavcodec/nvenc.c libavcodec/options.c libavcodec/parser.c libavcodec/pngenc.c libavcodec/proresenc_kostya.c libavcodec/qsvdec.c libavcodec/svq1enc.c libavcodec/tiffenc.c libavcodec/truemotion2.c libavcodec/utils.c libavcodec/utvideoenc.c libavcodec/vc1dec.c libavcodec/wmalosslessdec.c libavformat/adxdec.c libavformat/aiffdec.c libavformat/apc.c libavformat/apetag.c libavformat/avidec.c libavformat/bink.c libavformat/cafdec.c libavformat/flvdec.c libavformat/id3v2.c libavformat/isom.c libavformat/matroskadec.c libavformat/mov.c libavformat/mpc.c libavformat/mpc8.c libavformat/mpegts.c libavformat/mvi.c libavformat/mxfdec.c libavformat/mxg.c libavformat/nutdec.c libavformat/oggdec.c libavformat/oggparsecelt.c libavformat/oggparseflac.c libavformat/oggparseopus.c libavformat/oggparsespeex.c libavformat/omadec.c libavformat/rawdec.c libavformat/riffdec.c libavformat/rl2.c libavformat/rmdec.c libavformat/rtpdec_latm.c libavformat/rtpdec_mpeg4.c libavformat/rtpdec_qdm2.c libavformat/rtpdec_svq3.c libavformat/sierravmd.c libavformat/smacker.c libavformat/smush.c libavformat/spdifenc.c libavformat/takdec.c libavformat/tta.c libavformat/utils.c libavformat/vqf.c libavformat/westwood_vqa.c libavformat/xmv.c libavformat/xwma.c libavformat/yop.c Merged-by: Michael Niedermayer <michael@niedermayer.cc>
2015-07-27Merge commit 'def97856de6021965db86c25a732d78689bd6bb0'Michael Niedermayer
* commit 'def97856de6021965db86c25a732d78689bd6bb0': lavc: AV-prefix all codec capabilities Conflicts: cmdutils.c ffmpeg.c ffplay.c libavcodec/8svx.c libavcodec/aacenc.c libavcodec/ac3dec.c libavcodec/adpcm.c libavcodec/alac.c libavcodec/atrac3plusdec.c libavcodec/bink.c libavcodec/dnxhddec.c libavcodec/dvdec.c libavcodec/dvenc.c libavcodec/ffv1dec.c libavcodec/ffv1enc.c libavcodec/fic.c libavcodec/flacdec.c libavcodec/flacenc.c libavcodec/flvdec.c libavcodec/fraps.c libavcodec/frwu.c libavcodec/gifdec.c libavcodec/h261dec.c libavcodec/hevc.c libavcodec/iff.c libavcodec/imc.c libavcodec/libopenjpegdec.c libavcodec/libvo-aacenc.c libavcodec/libvorbisenc.c libavcodec/libvpxdec.c libavcodec/libvpxenc.c libavcodec/libx264.c libavcodec/mjpegbdec.c libavcodec/mjpegdec.c libavcodec/mpegaudiodec_float.c libavcodec/msmpeg4dec.c libavcodec/mxpegdec.c libavcodec/nvenc_h264.c libavcodec/nvenc_hevc.c libavcodec/pngdec.c libavcodec/qpeg.c libavcodec/ra288.c libavcodec/rv10.c libavcodec/s302m.c libavcodec/sp5xdec.c libavcodec/takdec.c libavcodec/tiff.c libavcodec/tta.c libavcodec/utils.c libavcodec/v210dec.c libavcodec/vp6.c libavcodec/vp9.c libavcodec/wavpack.c libavcodec/yop.c Merged-by: Michael Niedermayer <michael@niedermayer.cc>
2015-07-27lavc: Consistently prefix input buffer definesVittorio Giovara
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-07-27lavc: AV-prefix all codec capabilitiesVittorio Giovara
Express bitfields more simply. Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-03-09utvideodec: Handle slice_height being zeroMichael Niedermayer
Fixes out of array accesses. CC: libav-stable@libav.org Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Bug-Id: CVE-2014-9604 Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
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