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Changelog
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Entries are sorted chronologically from oldest to youngest within each release,
releases are sorted from youngest to oldest.
version 4.3.2:
avcodec/hapdec: Change compressed_offset to unsigned 32bit
avformat/rmdec: Check codec_length without overflow
avformat/mov: Check element count in mov_metadata_hmmt()
avcodec/vp8: Move end check into MB loop in vp78_decode_mv_mb_modes()
avcodec/fits: Check gcount and pcount being non negative
avformat/nutdec: Check timebase count against main header length
avformat/electronicarts: Clear partial_packet on error
avformat/r3d: Check samples before computing duration
avcodec/pnm_parser: Check av_image_get_buffer_size() for failure
avformat/wavdec: Consider AV_INPUT_BUFFER_PADDING_SIZE in set_spdif()
avformat/rmdec: Check remaining space in debug av_log() loop
avformat/flvdec: Treat high ts byte as unsigned
avformat/samidec: Sanity check pts
avcodec/jpeg2000dec: Check atom_size in jp2_find_codestream()
avformat/avidec: Use 64bit in get_duration()
avformat/mov: Check for duplicate st3d
avformat/mvdec: Check for EOF in read_index()
avcodec/jpeglsdec: Fix k=16 in ls_get_code_regular()
avformat/id3v2: Check the return from avio_get_str()
avcodec/hevc_sei: Check payload size in decode_nal_sei_message()
libavutil/eval: Remove CONFIG_TRAPV special handling
avformat/wtvdec: Check len in parse_chunks() to avoid overflow
avformat/asfdec_f: Add an additional check for the extradata size
avformat/3dostr: Check sample_rate
avformat/4xm: Make audio_frame_count 64bit
avformat/mov: Use av_mul_q() to avoid integer overflows
avcodec/vp9dsp_template: Fix integer overflows in itxfm_wrapper
avformat/rmdec: Reorder operations to avoid overflow
avcodec/mxpegdec: fix SOF counting
avcodec/rscc: Check inflated_buf size whan it is used
avformat/mvdec: Sanity check SAMPLE_WIDTH
avcodec/nvenc: fix timestamp offset ticks logic
avformat/rmdec: Fix codecdata_length overflow check
avcodec/simple_idct: Fix undefined integer overflow in idct4row()
avformat/wavdec: Check block_align vs. channels before combining them
avformat/tta: Use 64bit intermediate for index
avformat/soxdec: Check channels to be positive
avformat/smacker: Check for too small pts_inc
avformat/sbgdec: Use av_sat_add64() in str_to_time()
avcodec/cscd: Check output len in zlib as in lzo
avcodec/vp3: Check input amount in theora_decode_header()
avformat/wavdec: Check avio_get_str16le() for failure
avformat/flvdec: Check for EOF in amf_skip_tag()
avformat/aiffdec: Check size before subtraction in get_aiff_header()
avformat/electronicarts: More chunk_size checks
avcodec/cfhd: check peak.offset
avformat/tedcaptionsdec: Check for overflow in parse_int()
avformat/nuv: Check channels
avcodec/siren: Increase noise category 5 and 6
avformat/mpc8: Check size before implicitly converting to int
avformat/nutdec: Fix integer overflow in count computation
avformat/mvi: Use 64bit for testing dimensions
avformat/utils: Check dts in update_initial_timestamps() more
avformat/mpsubdec: Use av_sat_add/sub64() in fracval handling
avformat/flvdec: Check for avio_read() failure in amf_get_string()
avformat/flvdec: Check for nesting depth in amf_skip_tag()
avformat/flvdec: Check for nesting depth in amf_parse_object()
avformat/asfdec_o: Check for EOF in asf_read_marker()
avformat/flvdec: Use av_sat_add64() for pts computation
avformat/utils: Check dts - (1<<pts_wrap_bits) overflow
avformat/bfi: Check chunk_header
avformat/ads: Check size
avformat/iff: Check block align also for ID_MAUD
avcodec/utils: Check for integer overflow in get_audio_frame_duration() for ADPCM_DTK
avformat/fitsdec: Better size checks
avformat/mxfdec: Fix integer overflow in next position in mxf_read_local_tags()
avformat/avidec: dv does not support palettes
avformat/dhav: Break out of infinite dhav search loop
libavformat/utils: consider avio_size() failure in ffio_limit()
avformat/nistspheredec: Check bits_per_coded_sample and channels
avformat/asfdec_o: Check size vs. offset in detect_unknown_subobject()
avformat/utils: check for integer overflow in av_get_frame_filename2()
avutil/timecode: Avoid undefined behavior with large framenum
avformat/mov: Check a.size before computing next_root_atom
avformat/sbgdec: Reduce the amount of floating point in str_to_time()
avformat/mxfdec: Free all types for both Descriptors
uavformat/rsd: check for EOF in extradata
avcodec/wmaprodec: Check packet size
avformat/dhav: Check position for overflow
avcodec/rasc: Check frame before clearing
avformat/vividas: Check number of audio channels
avcodec/alsdec: Fix integer overflow with quant_cof
avformat/mpegts: Fix argument type for av_log
avformat/cafdec: clip sample rate
avcodec/ffv1dec: Fix off by 1 error with quant tables
avformat/mpegts: Increase pcr_incr width to 64bit
avcodec/utils: Check bitrate for overflow in get_bit_rate()
avformat/mov: Check if hoov is at the end
avcodec/hevc_ps: check scaling_list_dc_coef
avformat/iff: Check data_size
avformat/matroskadec: Sanity check codec_id/track type
avformat/rpl: Check the number of streams
avformat/vividas: Check sample_rate
avformat/vividas: Make len signed
avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct()
avformat/dsfdec: Check block_align more completely
avformat/mpc8: Check remaining space in mpc8_parse_seektable()
avformat/id3v2: Sanity check tlen before alloc and uncompress
avformat/vqf: Check len for COMM chunks
avformat/mov: Avoid overflow in end computation in mov_read_custom()
avcodec/hevc_cabac: Limit value in coeff_abs_level_remaining_decode() tighter
avformat/cafdec: Check the return code from av_add_index_entry()
avformat/cafdec: Check for EOF in index read loop
avformat/cafdec: Check that bytes_per_packet and frames_per_packet are non negative
avformat/mpc8: correct integer overflow in mpc8_parse_seektable()
avformat/mpc8: correct 32bit timestamp truncation
avcodec/exr: Check ymin vs. h
avformat/avs: Use 64bit for the avio_tell() output
avformat/wavdec: More complete size check in find_guid()
avcodec/mv30: Use unsigned in idct_1d()
avformat/iff: Check size before skip
avformat/rmdec: Check for EOF in index packet reading
avcodec/vp3dsp: Use unsigned constant to avoid undefined integer overflow in ff_vp3dsp_set_bounding_values()
avformat/icodec: Check for zero streams and stream creation failure
avformat/icodec: Factor failure code out in read_header()
avformat/bintext: Check width
avformat/sbgdec: Check that end is not before start
avformat/lvfdec: Check stream_index before use
avformat/au: cleanup on EOF return in au_read_annotation()
avformat/mpegts: Limit copied data to space
avformat/bintext: Check width in idf_read_header()
avformat/iff: check size against INT64_MAX
avformat/vividas: improve extradata packing checks in track_header()
avformat/paf: Check for EOF in read_table()
avformat/gxf: Check pkt_len
avformat/aiffdec: Check packet size
avformat/concatdec: use av_strstart()
avformat/wavdec: Refuse to read chunks bigger than the filesize in w64_read_header()
avformat/rsd: Check size and start before computing duration
avformat/vividas: better check of current_sb_entry
avformat/iff: More completely check body_size
avformat/vividas use avpriv_set_pts_info()
avformat/xwma: Check for EOF in dpds_table read code
avcodec/utils: Check sample rate before use for AV_CODEC_ID_BINKAUDIO_DCT in get_audio_frame_duration()
avcodec/dirac_parser: do not offset AV_NOPTS_OFFSET
avformat/rmdec: Make expected_len 64bit
avformat/pcm: Check block_align
avformat/lrcdec: Clip timestamps
avutil/mathematics: Use av_sat_add64() for the last addition in av_add_stable()
avformat/electronicarts: Check for EOF in each iteration of the loop in ea_read_packet()
avformat/ifv: Check that total frames do not overflow
avcodec/vp9dsp_template: Fix some overflows in iadst8_1d()
avcodec/fits: Check bscale
avformat/nistspheredec: Check bps
avformat/jacosubdec: Use 64bit inside get_shift()
avformat/genh: Check block_align
avformat/mvi: Check count for overflow
avcodec/magicyuv: Check slice size before reading flags and pred
avformat/asfdec_f: Check for negative ext_len
avformat/bethsoftvid: Check image dimensions before use
avformat/genh: Check block_align for how it will be used in SDX2_DPCM
avformat/au: Check for EOF in au_read_annotation()
avformat/vividas: Check for zero v_size
avformat/segafilm: Do not assume AV_CODEC_ID_NONE is 0
avformat/segafilm: Check that there is a stream
avformat/wtvdec: Check dir_length
avformat/ffmetadec: finalize AVBPrint on errors
avcodec/decode/ff_get_buffer: Check for overflow in FFALIGN()
avcodec/exr: Check limits to avoid overflow in delta computation
avformat/boadec: Check that channels and block_align are set
avformat/asfdec_f: Check name_len for overflow
avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct()
avformat/sbgdec: Check for timestamp overflow in parse_time_sequence()
avcodec/aacdec_fixed: Limit index in vector_pow43()
avformat/kvag: Fix integer overflow in bitrate computation
avcodec/h264_slice: fix undefined integer overflow with POC in error concealment
avformat/rmdec: sanity check coded_framesize
avformat/flvdec: Check for EOF in amf_parse_object()
avcodec/mv30: Fix multiple integer overflows
avcodec/smacker: Check remaining bits in SMK_BLK_FULL
avcodec/cook: Check subpacket index against max
avcodec/utils: Check for overflow with ATRAC* in get_audio_frame_duration()
avcodec/hevcpred_template: Fix diagonal chroma availability in 4:2:2 edge case in intra_pred
avformat/icodec: Change order of operations to avoid NULL dereference
avcodec/exr: Fix overflow with many blocks
avcodec/vp9dsp_template: Fix integer overflows in idct16_1d()
avcodec/ansi: Check initial dimensions
avcodec/hevcdec: Check slice_cb_qp_offset / slice_cr_qp_offset
avcodec/sonic: Check for overread
avformat/subviewerdec: fail on AV_NOPTS_VALUE
avcodec/exr: Check line size for overflow
avcodec/exr: Check xdelta, ydelta
avcodec/celp_filters: Avoid invalid negation in ff_celp_lp_synthesis_filter()
avcodec/takdsp: Fix negative shift in decorrelate_sf()
avcodec/dxtory: Fix negative stride shift in dx2_decode_slice_420()
avformat/asfdec_f: Change order or operations slightly
avformat/dxa: Use av_rescale() for duration computation
avcodec/vc1_block: Fix integer overflow in ac value
avcodec/mv30: Fix several integer overflows in idct_1d()
avformat/iff: Check data_size not overflowing int64
avcodec/dxtory: Fix negative shift in dx2_decode_slice_410()
avcodec/sonic: Check channels before deallocating
avformat/vividas: Check for EOF in first loop in track_header()
avformat/wvdec: Check rate for overflow
avcodec/ansi: Check nb_args for overflow
avformat/wc3movie: Cleanup on wc3_read_header() failure
avformat/wc3movie: Move wc3_read_close() up
avcodec/tiff: Fix default white level
avcodec/diracdsp: Fix integer anomaly in dequant_subband_*
avutil/fixed_dsp: Fix integer overflows in butterflies_fixed_c()
avcodec/mv30: Check remaining mask in decode_inter()
avcodec/wmalosslessdec: Check remaining space before padding and channel residue
avformat/cdg: Fix integer overflow in duration computation
avcodec/mpc: Fix multiple numerical overflows in ff_mpc_dequantize_and_synth()
avcodec/agm: Fix off by 1 error in decode_inter_plane()
avformat/electronicarts: Check if there are any streams
avcodec/ffwavesynth: Fix integer overflow in wavesynth_synth_sample / WS_SINE
avcodec/vp9dsp_template: Fix integer overflow in iadst8_1d()
avformat/avidec: Fix io_fsize overflow
avcodec/cfhd: Check transform type
avcodec/tiff: Check jpeg context against jpeg frame parameters
avcodec/tiff: Restrict tag order based on specification
avcodec/tiff: Avoid abort with DNG RAW TIFF with YA8
avcodec/tiff: Check the linearization table size
avformat/siff: Reject audio packets without audio stream
avformat/mpeg: Check avio_read() return value in get_pts()
avcodec/tiff: Check bpp/bppcount for 0
avcodec/snowdec: Sanity check hcoeff
avformat/mov: Check comp_brand_size
avformat/ape: Error out in case of EOF in the header
avcodec/alac: Check decorr_shift to avoid invalid shift
avcodec/tdsc: Fix tile checks
opusdec: do not fail when LBRR frames are present
configure: update copyright year
avfilter/vf_framerate: fix infinite loop with 1-frame input
avformat/url: Change () position in ff_make_absolute_url()
avformat/mpegts: make sure mpegts_read_header always stops at the first pmt
avformat/alp: fix handling of TUN files
avformat/argo_asf: fix handling of v1.1 files
swscale/x86/yuv2rgb: fix crashes when loading alpha from unaligned buffers
lavf/url: fix relative url parsing when the query string or fragment has a colon
avformat/libsrt: fix cleanups on failed libsrt_open() and libsrt_setup()
avcodec/cuviddec: backport extradata fixes
avcodec/cuviddec: handle arbitrarily sized extradata
lavf/srt: fix build fail when used the libsrt 1.4.1
avformat/libsrt: close listen fd in listener mode
lavf/url: rewrite ff_make_absolute_url() using ff_url_decompose().
lavf/url: add ff_url_decompose().
avcodec/cbs_av1: fix setting FrameWidth in frame_size_with_refs()
avcodec/cbs_av1: use a more appropiate AV1ReferenceFrameState pointer variable name
avcodec/cbs_av1: fix handling reference frames on show_existing_frame frames
avcodec/cbs_av1: infer frame_type in show_existing_frame frames earlier
avcodec/cbs_av1: add OrderHint to CodedBitstreamAV1Context
avcodec/cbs_av1: infer frame_type when parsing a show_existing_frame frame
cbs_av1: Fix test for presence of buffer_removal_time element
avcodec/cbs_av1: fix storage size for render_{width,height}_minus_1
lavc: Lower MediaFoundation audio encoder priority.
x86/yuv2rgb: fix crashes when storing data on unaligned buffers
checkasm/vf_blend: use the correct depth parameters to initialize the blend modes
x86/vf_blend: fix warnings about trailing empty parameters
x86/h264_deblock: fix warning about trailing empty parameter
avutil/x86inc: fix warnings when assembling with Nasm 2.15
version 4.3.1:
avcodec/tiff: Check input space in dng_decode_jpeg()
avcodec/mjpeg_parser: Adjust size rejection threshold
avcodec/cbs_jpeg: Fix uninitialized end index in cbs_jpeg_split_fragment()
avformat/sdp: Fix potential write beyond end of buffer
avformat/mm: Check for existence of audio stream
avformat/mov: Fix unaligned read of uint32_t and endian-dependance in mov_read_default
avcodec/apedec: Fix undefined integer overflow with 24bit
avcodec/loco: Fix integer overflow with large values from loco_get_rice()
avformat/smjpegdec: Check the existence of referred streams
avcodec/tiff: Check frame parameters before blit for DNG
avcodec/mjpegdec: Limit bayer to single plane outputting format
avcodec/pnmdec: Fix misaligned reads
avcodec/mv30: Fix integer overflows in idct2_1d()
avcodec/hcadec: Check total_band_count against imdct_in size
avcodec/scpr3: Fix out of array access with dectab
avcodec/tiff: Do not overrun the array ends in dng_blit()
avcodec/dstdec: Replace AC overread check by sample rate check
dnn_backend_native: Add overflow check for length calculation.
avcodec/h264_metadata_bsf: Fix invalid av_freep
avcodec/cbs_h265: set default VUI parameters when vui_parameters_present_flag is false
avcodec/av1_parser: initialize avctx->pix_fmt
avcodec/av1_parser: add missing parsing for RGB pixel format signaling
avcodec/av1_parser: set context values outside the OBU parsing loop
avutil/avsscanf: Add () to avoid integer overflow in scanexp()
avformat/utils: reorder duration computation to avoid overflow
avcodec/pngdec: Check for fctl after idat
avformat/hls: Pass a copy of the URL for probing
avutil/common: Fix integer overflow in av_ceil_log2_c()
avcodec/wmalosslessdec: fix overflow with pred in revert_cdlms
avformat/mvdec: Fix integer overflow with billions of channels
avformat/microdvddec: skip malformed lines without frame number.
dnn_backend_native: check operand index
dnn_backend_native.c: refine code for fail case
avformat/mov: fix memleaks
libavformat/mov: Fix memleaks when demuxing DV audio
avcodec/cbs_av1: Fix writing uvlc numbers >= INT_MAX
avformat/avc, mxfenc: Avoid allocation of H264 SPS structure, fix memleak
avcodec/bitstream: Don't check for undefined behaviour after it happened
avformat/aviobuf: Also return truncated buffer in avio_get_dyn_buf()
avformat/aviobuf: Don't check for overflow after it happened
version 4.3:
- v360 filter
- Intel QSV-accelerated MJPEG decoding
- Intel QSV-accelerated VP9 decoding
- Support for TrueHD in mp4
- Support AMD AMF encoder on Linux (via Vulkan)
- IMM5 video decoder
- ZeroMQ protocol
- support Sipro ACELP.KELVIN decoding
- streamhash muxer
- sierpinski video source
- scroll video filter
- photosensitivity filter
- anlms filter
- arnndn filter
- bilateral filter
- maskedmin and maskedmax filters
- VDPAU VP9 hwaccel
- median filter
- QSV-accelerated VP9 encoding
- AV1 encoding support via librav1e
- AV1 frame merge bitstream filter
- AV1 Annex B demuxer
- axcorrelate filter
- mvdv decoder
- mvha decoder
- MPEG-H 3D Audio support in mp4
- thistogram filter
- freezeframes filter
- Argonaut Games ADPCM decoder
- Argonaut Games ASF demuxer
- xfade video filter
- xfade_opencl filter
- afirsrc audio filter source
- pad_opencl filter
- Simon & Schuster Interactive ADPCM decoder
- Real War KVAG demuxer
- CDToons video decoder
- siren audio decoder
- Rayman 2 ADPCM decoder
- Rayman 2 APM demuxer
- cas video filter
- High Voltage Software ADPCM decoder
- LEGO Racers ALP (.tun & .pcm) demuxer
- AMQP 0-9-1 protocol (RabbitMQ)
- Vulkan support
- avgblur_vulkan, overlay_vulkan, scale_vulkan and chromaber_vulkan filters
- ADPCM IMA MTF decoder
- FWSE demuxer
- DERF DPCM decoder
- DERF demuxer
- CRI HCA decoder
- CRI HCA demuxer
- overlay_cuda filter
- switch from AvxSynth to AviSynth+ on Linux
- mv30 decoder
- Expanded styling support for 3GPP Timed Text Subtitles (movtext)
- WebP parser
- tmedian filter
- maskedthreshold filter
- Support for muxing pcm and pgs in m2ts
- Cunning Developments ADPCM decoder
- asubboost filter
- Pro Pinball Series Soundbank demuxer
- pcm_rechunk bitstream filter
- scdet filter
- NotchLC decoder
- gradients source video filter
- MediaFoundation encoder wrapper
- untile filter
- Simon & Schuster Interactive ADPCM encoder
- PFM decoder
- dblur video filter
- Real War KVAG muxer
version 4.2:
- tpad filter
- AV1 decoding support through libdav1d
- dedot filter
- chromashift and rgbashift filters
- freezedetect filter
- truehd_core bitstream filter
- dhav demuxer
- PCM-DVD encoder
- GIF parser
- vividas demuxer
- hymt decoder
- anlmdn filter
- maskfun filter
- hcom demuxer and decoder
- ARBC decoder
- libaribb24 based ARIB STD-B24 caption support (profiles A and C)
- Support decoding of HEVC 4:4:4 content in nvdec and cuviddec
- removed libndi-newtek
- agm decoder
- KUX demuxer
- AV1 frame split bitstream filter
- lscr decoder
- lagfun filter
- asoftclip filter
- Support decoding of HEVC 4:4:4 content in vdpau
- colorhold filter
- xmedian filter
- asr filter
- showspatial multimedia filter
- VP4 video decoder
- IFV demuxer
- derain filter
- deesser filter
- mov muxer writes tracks with unspecified language instead of English by default
- add support for using clang to compile CUDA kernels
version 4.1:
- deblock filter
- tmix filter
- amplify filter
- fftdnoiz filter
- aderivative and aintegral audio filters
- pal75bars and pal100bars video filter sources
- support mbedTLS based TLS
- adeclick filter
- adeclip filter
- libtensorflow backend for DNN based filters like srcnn
- vc1 decoder is now bit-exact
- ATRAC9 decoder
- lensfun wrapper filter
- colorconstancy filter
- AVS2 video decoder via libdavs2
- IMM4 video decoder
- Brooktree ProSumer video decoder
- MatchWare Screen Capture Codec decoder
- WinCam Motion Video decoder
- 1D LUT filter (lut1d)
- RemotelyAnywhere Screen Capture decoder
- cue and acue filters
- support for AV1 in MP4
- transpose_npp filter
- AVS2 video encoder via libxavs2
- amultiply filter
- Block-Matching 3d (bm3d) denoising filter
- acrossover filter
- ilbc decoder
- audio denoiser as afftdn filter
- AV1 parser
- SER demuxer
- sinc audio filter source
- chromahold filter
- setparams filter
- vibrance filter
- decoding S12M timecode in h264
- xstack filter
- pcm vidc decoder and encoder
- (a)graphmonitor filter
- yadif_cuda filter
version 4.0:
- Bitstream filters for editing metadata in H.264, HEVC and MPEG-2 streams
- Dropped support for OpenJPEG versions 2.0 and below. Using OpenJPEG now
requires 2.1 (or later) and pkg-config.
- VDA dropped (use VideoToolbox instead)
- MagicYUV encoder
- Raw AMR-NB and AMR-WB demuxers
- TiVo ty/ty+ demuxer
- Intel QSV-accelerated MJPEG encoding
- PCE support for extended channel layouts in the AAC encoder
- native aptX and aptX HD encoder and decoder
- Raw aptX and aptX HD muxer and demuxer
- NVIDIA NVDEC-accelerated H.264, HEVC, MJPEG, MPEG-1/2/4, VC1, VP8/9 hwaccel decoding
- Intel QSV-accelerated overlay filter
- mcompand audio filter
- acontrast audio filter
- OpenCL overlay filter
- video mix filter
- video normalize filter
- audio lv2 wrapper filter
- VAAPI MJPEG and VP8 decoding
- AMD AMF H.264 and HEVC encoders
- video fillborders filter
- video setrange filter
- nsp demuxer
- support LibreSSL (via libtls)
- AVX-512/ZMM support added
- Dropped support for building for Windows XP. The minimum supported Windows
version is Windows Vista.
- deconvolve video filter
- entropy video filter
- hilbert audio filter source
- aiir audio filter
- aiff: add support for CD-ROM XA ADPCM
- Removed the ffserver program
- Removed the ffmenc and ffmdec muxer and demuxer
- VideoToolbox HEVC encoder and hwaccel
- VAAPI-accelerated ProcAmp (color balance), denoise and sharpness filters
- Add android_camera indev
- codec2 en/decoding via libcodec2
- muxer/demuxer for raw codec2 files and .c2 files
- Moved nvidia codec headers into an external repository.
They can be found at http://git.videolan.org/?p=ffmpeg/nv-codec-headers.git
- native SBC encoder and decoder
- drmeter audio filter
- hapqa_extract bitstream filter
- filter_units bitstream filter
- AV1 Support through libaom
- E-AC-3 dependent frames support
- bitstream filter for extracting E-AC-3 core
- Haivision SRT protocol via libsrt
- segafilm muxer
- vfrdet filter
- SRCNN filter
version 3.4:
- deflicker video filter
- doubleweave video filter
- lumakey video filter
- pixscope video filter
- oscilloscope video filter
- config.log and other configuration files moved into ffbuild/ directory
- update cuvid/nvenc headers to Video Codec SDK 8.0.14
- afir audio filter
- scale_cuda CUDA based video scale filter
- librsvg support for svg rasterization
- crossfeed audio filter
- spec compliant VP9 muxing support in MP4
- remove the libnut muxer/demuxer wrappers
- remove the libschroedinger encoder/decoder wrappers
- surround audio filter
- sofalizer filter switched to libmysofa
- Gremlin Digital Video demuxer and decoder
- headphone audio filter
- superequalizer audio filter
- roberts video filter
- The x86 assembler default switched from yasm to nasm, pass
--x86asmexe=yasm to configure to restore the old behavior.
- additional frame format support for Interplay MVE movies
- support for decoding through D3D11VA in ffmpeg
- limiter video filter
- libvmaf video filter
- Dolby E decoder and SMPTE 337M demuxer
- unpremultiply video filter
- tlut2 video filter
- floodfill video filter
- pseudocolor video filter
- raw G.726 muxer and demuxer, left- and right-justified
- NewTek NDI input/output device
- Some video filters with several inputs now use a common set of options:
blend, libvmaf, lut3d, overlay, psnr, ssim.
They must always be used by name.
- FITS demuxer and decoder
- FITS muxer and encoder
- add --disable-autodetect build switch
- drop deprecated qtkit input device (use avfoundation instead)
- despill video filter
- haas audio filter
- SUP/PGS subtitle muxer
- convolve video filter
- VP9 tile threading support
- KMS screen grabber
- CUDA thumbnail filter
- V4L2 mem2mem HW assisted codecs
- Rockchip MPP hardware decoding
- vmafmotion video filter
- use MIME type "G726" for little-endian G.726, "AAL2-G726" for big-endian G.726
version 3.3:
- CrystalHD decoder moved to new decode API
- add internal ebur128 library, remove external libebur128 dependency
- Pro-MPEG CoP #3-R2 FEC protocol
- premultiply video filter
- Support for spherical videos
- configure now fails if autodetect-libraries are requested but not found
- PSD Decoder
- 16.8 floating point pcm decoder
- 24.0 floating point pcm decoder
- Apple Pixlet decoder
- QDMC audio decoder
- NewTek SpeedHQ decoder
- MIDI Sample Dump Standard demuxer
- readeia608 filter
- Sample Dump eXchange demuxer
- abitscope multimedia filter
- Scenarist Closed Captions demuxer and muxer
- threshold filter
- midequalizer filter
- Optimal Huffman tables for (M)JPEG encoding
- VAAPI-accelerated MPEG-2 and VP8 encoding
- FM Screen Capture Codec decoder
- native Opus encoder
- ScreenPressor decoder
- incomplete ClearVideo decoder
- Intel QSV video scaling and deinterlacing filters
- Support MOV with multiple sample description tables
- XPM decoder
- Removed the legacy X11 screen grabber, use XCB instead
- MPEG-7 Video Signature filter
- Removed asyncts filter (use af_aresample instead)
- Intel QSV-accelerated VP8 video decoding
- VAAPI-accelerated deinterlacing
version 3.2:
- libopenmpt demuxer
- tee protocol
- Changed metadata print option to accept general urls
- Alias muxer for Ogg Video (.ogv)
- VP8 in Ogg muxing
- curves filter doesn't automatically insert points at x=0 and x=1 anymore
- 16-bit support in curves filter and selectivecolor filter
- OpenH264 decoder wrapper
- MediaCodec H.264/HEVC/MPEG-4/VP8/VP9 hwaccel
- True Audio (TTA) muxer
- crystalizer audio filter
- acrusher audio filter
- bitplanenoise video filter
- floating point support in als decoder
- fifo muxer
- maskedclamp filter
- hysteresis filter
- lut2 filter
- yuvtestsrc filter
- CUDA CUVID H.263/VP8/VP9/10 bit HEVC (Dithered) Decoding
- vaguedenoiser filter
- added threads option per filter instance
- weave filter
- gblur filter
- avgblur filter
- sobel and prewitt filter
- MediaCodec HEVC/MPEG-4/VP8/VP9 decoding
- Meridian Lossless Packing (MLP) / TrueHD encoder
- Non-Local Means (nlmeans) denoising filter
- sdl2 output device and ffplay support
- sdl1 output device and sdl1 support removed
- extended mov edit list support
- libfaac encoder removed
- Matroska muxer now writes CRC32 elements by default in all Level 1 elements
- sidedata video and asidedata audio filter
- Changed mapping of rtp MIME type G726 to codec g726le.
- spec compliant VAAPI/DXVA2 VC-1 decoding of slices in frame-coded images
version 3.1:
- DXVA2-accelerated HEVC Main10 decoding
- fieldhint filter
- loop video filter and aloop audio filter
- Bob Weaver deinterlacing filter
- firequalizer filter
- datascope filter
- bench and abench filters
- ciescope filter
- protocol blacklisting API
- MediaCodec H264 decoding
- VC-2 HQ RTP payload format (draft v1) depacketizer and packetizer
- VP9 RTP payload format (draft v2) packetizer
- AudioToolbox audio decoders
- AudioToolbox audio encoders
- coreimage filter (GPU based image filtering on OSX)
- libdcadec removed
- bitstream filter for extracting DTS core
- ADPCM IMA DAT4 decoder
- musx demuxer
- aix demuxer
- remap filter
- hash and framehash muxers
- colorspace filter
- hdcd filter
- readvitc filter
- VAAPI-accelerated format conversion and scaling
- libnpp/CUDA-accelerated format conversion and scaling
- Duck TrueMotion 2.0 Real Time decoder
- Wideband Single-bit Data (WSD) demuxer
- VAAPI-accelerated H.264/HEVC/MJPEG encoding
- DTS Express (LBR) decoder
- Generic OpenMAX IL encoder with support for Raspberry Pi
- IFF ANIM demuxer & decoder
- Direct Stream Transfer (DST) decoder
- loudnorm filter
- MTAF demuxer and decoder
- MagicYUV decoder
- OpenExr improvements (tile data and B44/B44A support)
- BitJazz SheerVideo decoder
- CUDA CUVID H264/HEVC decoder
- 10-bit depth support in native utvideo decoder
- libutvideo wrapper removed
- YUY2 Lossless Codec decoder
- VideoToolbox H.264 encoder
version 3.0:
- Common Encryption (CENC) MP4 encoding and decoding support
- DXV decoding
- extrastereo filter
- ocr filter
- alimiter filter
- stereowiden filter
- stereotools filter
- rubberband filter
- tremolo filter
- agate filter
- chromakey filter
- maskedmerge filter
- Screenpresso SPV1 decoding
- chromaprint fingerprinting muxer
- ffplay dynamic volume control
- displace filter
- selectivecolor filter
- extensive native AAC encoder improvements and removal of experimental flag
- ADPCM PSX decoder
- 3dostr, dcstr, fsb, genh, vag, xvag, ads, msf, svag & vpk demuxer
- zscale filter
- wve demuxer
- zero-copy Intel QSV transcoding in ffmpeg
- shuffleframes filter
- SDX2 DPCM decoder
- vibrato filter
- innoHeim/Rsupport Screen Capture Codec decoder
- ADPCM AICA decoder
- Interplay ACM demuxer and audio decoder
- XMA1 & XMA2 decoder
- realtime filter
- anoisesrc audio filter source
- IVR demuxer
- compensationdelay filter
- acompressor filter
- support encoding 16-bit RLE SGI images
- apulsator filter
- sidechaingate audio filter
- mipsdspr1 option has been renamed to mipsdsp
- aemphasis filter
- mips32r5 option has been removed
- mips64r6 option has been removed
- DXVA2-accelerated VP9 decoding
- SOFAlizer: virtual binaural acoustics filter
- VAAPI VP9 hwaccel
- audio high-order multiband parametric equalizer
- automatic bitstream filtering
- showspectrumpic filter
- libstagefright support removed
- spectrumsynth filter
- ahistogram filter
- only seek with the right mouse button in ffplay
- toggle full screen when double-clicking with the left mouse button in ffplay
- afftfilt filter
- convolution filter
- libquvi support removed
- support for dvaudio in wav and avi
- libaacplus and libvo-aacenc support removed
- Cineform HD decoder
- new DCA decoder with full support for DTS-HD extensions
- significant performance improvements in Windows Television (WTV) demuxer
- nnedi deinterlacer
- streamselect video and astreamselect audio filter
- swaprect filter
- metadata video and ametadata audio filter
- SMPTE VC-2 HQ profile support for the Dirac decoder
- SMPTE VC-2 native encoder supporting the HQ profile
version 2.8:
- colorkey video filter
- BFSTM/BCSTM demuxer
- little-endian ADPCM_THP decoder
- Hap decoder and encoder
- DirectDraw Surface image/texture decoder
- ssim filter
- optional new ASF demuxer
- showvolume filter
- Many improvements to the JPEG 2000 decoder
- Go2Meeting decoding support
- adrawgraph audio and drawgraph video filter
- removegrain video filter
- Intel QSV-accelerated MPEG-2 video and HEVC encoding
- Intel QSV-accelerated MPEG-2 video and HEVC decoding
- Intel QSV-accelerated VC-1 video decoding
- libkvazaar HEVC encoder
- erosion, dilation, deflate and inflate video filters
- Dynamic Audio Normalizer as dynaudnorm filter
- Reverse video and areverse audio filter
- Random filter
- deband filter
- AAC fixed-point decoding
- sidechaincompress audio filter
- bitstream filter for converting HEVC from MP4 to Annex B
- acrossfade audio filter
- allyuv and allrgb video sources
- atadenoise video filter
- OS X VideoToolbox support
- aphasemeter filter
- showfreqs filter
- vectorscope filter
- waveform filter
- hstack and vstack filter
- Support DNx100 (1440x1080@8)
- VAAPI hevc hwaccel
- VDPAU hevc hwaccel
- framerate filter
- Switched default encoders for webm to VP9 and Opus
- Removed experimental flag from the JPEG 2000 encoder
version 2.7:
- FFT video filter
- TDSC decoder
- DTS lossless extension (XLL) decoding (not lossless, disabled by default)
- showwavespic filter
- DTS decoding through libdcadec
- Drop support for nvenc API before 5.0
- nvenc HEVC encoder
- Detelecine filter
- Intel QSV-accelerated H.264 encoding
- MMAL-accelerated H.264 decoding
- basic APNG encoder and muxer with default extension "apng"
- unpack DivX-style packed B-frames in MPEG-4 bitstream filter
- WebM Live Chunk Muxer
- nvenc level and tier options
- chorus filter
- Canopus HQ/HQA decoder
- Automatically rotate videos based on metadata in ffmpeg
- improved Quickdraw compatibility
- VP9 high bit-depth and extended colorspaces decoding support
- WebPAnimEncoder API when available for encoding and muxing WebP
- Direct3D11-accelerated decoding
- Support Secure Transport
- Multipart JPEG demuxer
version 2.6:
- nvenc encoder
- 10bit spp filter
- colorlevels filter
- RIFX format for *.wav files
- RTP/mpegts muxer
- non continuous cache protocol support
- tblend filter
- cropdetect support for non 8bpp, absolute (if limit >= 1) and relative (if limit < 1.0) threshold
- Camellia symmetric block cipher
- OpenH264 encoder wrapper
- VOC seeking support
- Closed caption Decoder
- fspp, uspp, pp7 MPlayer postprocessing filters ported to native filters
- showpalette filter
- Twofish symmetric block cipher
- Support DNx100 (960x720@8)
- eq2 filter ported from libmpcodecs as eq filter
- removed libmpcodecs
- Changed default DNxHD colour range in QuickTime .mov derivatives to mpeg range
- ported softpulldown filter from libmpcodecs as repeatfields filter
- dcshift filter
- RTP depacketizer for loss tolerant payload format for MP3 audio (RFC 5219)
- RTP depacketizer for AC3 payload format (RFC 4184)
- palettegen and paletteuse filters
- VP9 RTP payload format (draft 0) experimental depacketizer
- RTP depacketizer for DV (RFC 6469)
- DXVA2-accelerated HEVC decoding
- AAC ELD 480 decoding
- Intel QSV-accelerated H.264 decoding
- DSS SP decoder and DSS demuxer
- Fix stsd atom corruption in DNxHD QuickTimes
- Canopus HQX decoder
- RTP depacketization of T.140 text (RFC 4103)
- Port MIPS optimizations to 64-bit
version 2.5:
- HEVC/H.265 RTP payload format (draft v6) packetizer
- SUP/PGS subtitle demuxer
- ffprobe -show_pixel_formats option
- CAST128 symmetric block cipher, ECB mode
- STL subtitle demuxer and decoder
- libutvideo YUV 4:2:2 10bit support
- XCB-based screen-grabber
- UDP-Lite support (RFC 3828)
- xBR scaling filter
- AVFoundation screen capturing support
- ffserver supports codec private options
- creating DASH compatible fragmented MP4, MPEG-DASH segmenting muxer
- WebP muxer with animated WebP support
- zygoaudio decoding support
- APNG demuxer
- postproc visualization support
version 2.4:
- Icecast protocol
- ported lenscorrection filter from frei0r filter
- large optimizations in dctdnoiz to make it usable
- ICY metadata are now requested by default with the HTTP protocol
- support for using metadata in stream specifiers in fftools
- LZMA compression support in TIFF decoder
- H.261 RTP payload format (RFC 4587) depacketizer and experimental packetizer
- HEVC/H.265 RTP payload format (draft v6) depacketizer
- added codecview filter to visualize information exported by some codecs
- Matroska 3D support thorugh side data
- HTML generation using texi2html is deprecated in favor of makeinfo/texi2any
- silenceremove filter
version 2.3:
- AC3 fixed-point decoding
- shuffleplanes filter
- subfile protocol
- Phantom Cine demuxer
- replaygain data export
- VP7 video decoder
- Alias PIX image encoder and decoder
- Improvements to the BRender PIX image decoder
- Improvements to the XBM decoder
- QTKit input device
- improvements to OpenEXR image decoder
- support decoding 16-bit RLE SGI images
- GDI screen grabbing for Windows
- alternative rendition support for HTTP Live Streaming
- AVFoundation input device
- Direct Stream Digital (DSD) decoder
- Magic Lantern Video (MLV) demuxer
- On2 AVC (Audio for Video) decoder
- support for decoding through DXVA2 in ffmpeg
- libbs2b-based stereo-to-binaural audio filter
- libx264 reference frames count limiting depending on level
- native Opus decoder
- display matrix export and rotation API
- WebVTT encoder
- showcqt multimedia filter
- zoompan filter
- signalstats filter
- hqx filter (hq2x, hq3x, hq4x)
- flanger filter
- Image format auto-detection
- LRC demuxer and muxer
- Samba protocol (via libsmbclient)
- WebM DASH Manifest muxer
- libfribidi support in drawtext
version 2.2:
- HNM version 4 demuxer and video decoder
- Live HDS muxer
- setsar/setdar filters now support variables in ratio expressions
- elbg filter
- string validation in ffprobe
- support for decoding through VDPAU in ffmpeg (the -hwaccel option)
- complete Voxware MetaSound decoder
- remove mp3_header_compress bitstream filter
- Windows resource files for shared libraries
- aeval filter
- stereoscopic 3d metadata handling
- WebP encoding via libwebp
- ATRAC3+ decoder
- VP8 in Ogg demuxing
- side & metadata support in NUT
- framepack filter
- XYZ12 rawvideo support in NUT
- Exif metadata support in WebP decoder
- OpenGL device
- Use metadata_header_padding to control padding in ID3 tags (currently used in
MP3, AIFF, and OMA files), FLAC header, and the AVI "junk" block.
- Mirillis FIC video decoder
- Support DNx444
- libx265 encoder
- dejudder filter
- Autodetect VDA like all other hardware accelerations
- aliases and defaults for Ogg subtypes (opus, spx)
version 2.1:
- aecho filter
- perspective filter ported from libmpcodecs
- ffprobe -show_programs option
- compand filter
- RTMP seek support
- when transcoding with ffmpeg (i.e. not streamcopying), -ss is now accurate
even when used as an input option. Previous behavior can be restored with
the -noaccurate_seek option.
- ffmpeg -t option can now be used for inputs, to limit the duration of
data read from an input file
- incomplete Voxware MetaSound decoder
- read EXIF metadata from JPEG
- DVB teletext decoder
- phase filter ported from libmpcodecs
- w3fdif filter
- Opus support in Matroska
- FFV1 version 1.3 is stable and no longer experimental
- FFV1: YUVA(444,422,420) 9, 10 and 16 bit support
- changed DTS stream id in lavf mpeg ps muxer from 0x8a to 0x88, to be
more consistent with other muxers.
- adelay filter
- pullup filter ported from libmpcodecs
- ffprobe -read_intervals option
- Lossless and alpha support for WebP decoder
- Error Resilient AAC syntax (ER AAC LC) decoding
- Low Delay AAC (ER AAC LD) decoding
- mux chapters in ASF files
- SFTP protocol (via libssh)
- libx264: add ability to encode in YUVJ422P and YUVJ444P
- Fraps: use BT.709 colorspace by default for yuv, as reference fraps decoder does