lavf/http: deprecate user-agent option

lavc/libvpxenc: Avoid vp8 transparency encoding with auto-alt-ref.

Fixes ticket #5815.

doc/muxers: add flv muxer document into doc/muxers

add flvflags aac_seq_header_detect and flvflags no_sequence_end
document into doc/muxers

Reviewed-by: Lou Logan <lou@lrcd.com>

swscale: fix for sliced scaling artifacts

Signed-off-by: Pedro Arthur <bygrandao@gmail.com>

avfilter/vf_lut2: also export video input bit depth

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avformat/movenc: Make the packet check more tolerant

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/movenc: Check packet in mov_write_single_packet() too

Fixes assertion failure

Found-by: durandal117
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/movenc: Factor check_pkt() out

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

libavformat/webm_chunk: Option to specify HTTP header

Add an option to specify HTTP header in the WebM Chunk Muxer (this
works the same way as the 'method' parameter in the HLS muxer).

Signed-off-by: Vignesh Venkatasubramanian <vigneshv@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

lavc: add hevc mediacodec decoder

avcodec/adpcm: clip step for ADPCM MTAF decoder

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avformat/msf: add support for ATRAC3 codec

Signed-off-by: Paul B Mahol <onemda@gmail.com>

libavcodec/qsvdec_h2645.c: drop executable permission

Accidentally set in b93e2233155e6c1f0a074cad4135a70d9d2934d3.

Signed-off-by: Moritz Barsnick <barsnick@gmx.net>

lavf/rtsp: Fix a crash with the RTSP muxer.

Introduced in 00e122bc / bc2a3296
The whole block that the statement was added to is only
relevant when used as a demuxer, but the other statements
there have had other if statements guarding them. Make
sure to only run this whole block if being used as a
demuxer.

Fixes ticket #5844.

avcodec/(e)ac3: Fix target_level for EAC3.

Currently when using target_level with EAC3 it produces silence. This small patch fixes target_level for decoding EAC3.

Example:
ffmpeg -y -i /tmp/test.wav -acodec eac3 -dialnorm -14 -ac 6 -b:a 384000 /tmp/test.m2ts
ffmpeg -y -target_level -24 -i /tmp/test.m2ts -acodec pcm_s16le -f matroska /tmp/out.mkv
ffplay /tmp/out.mkv

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/hlsenc: Emulate strftime("%z") using other functions if it does not work

This should fix the code on windows

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

vf_colorspace: Add modern names for color range option

Allows to use values returned from API and from ffprobe directly.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

avcodec/h264_parser: fix for possible overflow

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avcodec/h264_parser: set missing pts for top/bottom field frames

Adopted from 4eb49fdde8f84d54a763cfb5d355527b525ee2bf revert.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

lavc: Enable a53cc by default for x264 and qsv_h264.

avcodec/g726: Add missing ADDB output mask

Fixes: 1.poc
Fixes out of array read

Found-by: 连一汉 <lianyihan@360.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/utils: fix timebase error in avformat_seek_file()

When there is only one stream and stream_index has not specified,
The ts has been transferd by the timebase of stream0 without modifying the stream_index
In this condation it cause seek failure.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/flvenc: add no_sequence_end flags for flvflags

when split flv file by flv format at first, and cat flvs file
into one flv file, the flv sequence end is be used,
then the whole flv have many flv sequence end TAG.
this flags can give user an option to ignore write sequence end TAG

Signed-off-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/flvenc: Add () around &

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

lavf/utils: add missing ismv in MOV-like formats

lavf/utils: simplify matching MOV-like formats

lavf: add avformat_transfer_internal_stream_timing_info() and use it in ffmpeg

In lavf we have access to st->internal->avctx so it's a better place
than in ffmpeg*.c and will allow moving to codecpar.

ffmpeg: copy trailing_padding when using -acodec copy

Signed-off-by: James Almer <jamrial@gmail.com>

avformat/flvenc: add FLVFlags for flvflags options

add FLVFlags type, be used to add new FLVFlags options

Signed-off-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/hlsenc: Assume UTC if "%z" is unsupported in strftime()

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/hlsenc: Avoid "%T" "%F" in strftime() to improve compatibility

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avfilter/af_amerge: allow merging 1 input only

Useful when the amerge filter parameters are generated from a script based on
the number of input streams, by allowing 1 input it does not have to be handled
specially.

The split filter also allows 1 output, so it is more consistent to allow
merging 1 input as well.

Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Marton Balint <cus@passwd.hu>

vf_colorspace: Add BT-names for gamma22/28 transfer option

Allows to use values returned from API and from ffprobe directly.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>

avcodec/mpeg12dec: add comments documenting the format of the DVD CC user-data packet.

this is to aid development and maintenance of that code.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

lavf: add a flag to enable/disable automatic bitstream filtering

This is mostly useful for muxers that wrap other muxers, such as dashenc
and segment. The actual duplicated bitstream filtering is largely harmless,
but delaying the header can cause problems when the muxer intended the header
to be written to a separate file.

avcodec/avpacket: clear side_data_elems

Fixes null pointer dereference

Found-by: 连一汉 <lianyihan@360.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

ass_split: reindent

ass_split: fix handling of streams with no [Events] or Format: line

avfilter/vf_convolution: add slice threading support

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter: add sobel and prewitt filter

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter/vf_vaguedenoiser: calculate dimensions at init

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter/vf_vaguedenoiser: change thresholding to function pointers

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avcodec/h264_refs: Change default case to av_assert0() to suppress warning

Should fix "libavcodec/h264_refs.c:372:13: warning: variable 'i' is used uninitialized whenever switch default is taken"

Found-by: durandal_17
Suggested-by: jkqxz
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

lavc/ffjni: do not error out if the last non-mandatory field/method cannot be found

libavcodec/mmaldec.c: set AVFrame interlaced_frame and top_field_first, AVCodecContext framerate

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/tee: Use BSF list API

Signed-off-by: Jan Sebechlebsky <sebechlebskyjan@gmail.com>

avformat/mux: implement AVFMT_FLAG_SHORTEST

This will allow fixing several bugs with the -shortest option

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

ivfenc: Add VPX codec tags.

This fixes remuxing VPX from MP4 without manually overwriting the tag.

avfilter/vf_overlay: inline yuv output formats

Overall speedup ~10-20%

Tested-by: Michael on mingw32 mingw64 linux32 mips and arm

avfilter/vf_overlay: split blend_image into functions for each overlay format

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter/avf_concat: Make independent of the channel layout

Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/cuvid: Always check for internal errors during parsing

The cuvid parser is basically undocumented, and although you'd
think that a failed callback would result in the overall parse
call returning an error, that is not true.

So, we end up silently trying to keep going as if nothing is wrong,
which doesn't achieve anything.

Solution: check the internal error flag every time.
Signed-off-by: Philip Langdale <philipl@overt.org>
Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>

avfilter/af_amix: use ff_all_channel_counts() instead of ff_all_channel_layouts()

Adds support for filtering frames with unknown channel layouts.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

lavc/Makefile: add missing ADPCM_THP_LE objs

lavc/Makefile: g729dec: fix missing file

fate: Add copy-trac2211-avi test

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

tests/fate-run.sh: Analyze file generated in transcode()

This should be much more informative than a plain md5 difference

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/movenc: Check first DTS similar to dts difference

Fixes assertion failure
Fixes: b84b53855a0b74560e64c6f45f505a13/signal_sigabrt_7ffff6ae7c37_3837_ef4e243ea5b4fa8d0becf4afe9166604.avi
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avfilter/vf_histogram: set foreground alpha if possible in destination format

Signed-off-by: Paul B Mahol <onemda@gmail.com>

doc/filters: add missing palette* options

Introduced in b7e78c7 and 93ae68d.

Fixes #5835.

The paletteuse debug options that are not part of the official API are
not included (debug_kdtree and color_search).

Signed-off-by: Lou Logan <lou@lrcd.com>

avcodec/cuvid: check for and warn about invalid pkt_timebase

avcodec/cuvid: use pkt_timebase instead of time_base

lavc/alsdec: use get_bitsz() to simplify reading of the mantissa

Signed-off-by: James Almer <jamrial@gmail.com>

tests/fate/ffmpeg: regroup stream copy tests under a fate-streamcopy rule

lavc/hevc: store VPS/SPS/PPS data

avfilter/vf_datascope: cleanup code a little

Make few helper functions.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

fate: add hstack and vstack

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter/vf_weave: do not leak unused frame

Signed-off-by: Paul B Mahol <onemda@gmail.com>

fate: add weave

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avcodec/ccaption_dec: Use simple array instead of AVBuffer

This is simpler and fixes an out of array read, fixing it with AVBuffers
would be more complex

Fixes: e00d9e6e50e5495cc93fea41147b97bb/asan_heap-oob_12dcdbb_8798_b32a97ea722dd37bb5066812cc674552.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avformat/mov: Enable stream parsing for VP9.

MP4 media containing VP9 using superframes (such as
https://github.com/Netflix/vp9-dash/raw/master/DASH-Samples/Fountain_2997_0560kbps_640x480_4x3PAR.ivf_DashUnencrypted.ismv)
does not decode correctly with the built-in VP9 decoder because
superframes are passed to the decoder whole rather than split into
individual frames.

Signed-off-by: Matthew Gregan <kinetik@flim.org>

avformat/segment: give a warning message for remove initial_offset option

ffmpeg have a generic solution working with all muxer named
output_ts_offset, output_ts_offset will instead of initial_offset

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

MAINTAINERS: Add myself for hlsenc

Signed-off-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

af_hdcd: fix bounds check in hdcd_envelope()

From Sebastian Ramacher.
https://github.com/bp0/libhdcd/pull/11

Signed-off-by: Burt P <pburt0@gmail.com>

fate: add swaprect

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter/vf_datascope: let user change background opacity

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avcodec/alsdec: Fix reading 0 mantisse bits

Fixes assertion failure
Fixes: 848c24abc1721c9e3d1ba7bfee8d9fcc/asan_heap-oob_1d99eca_3709_567bba70d67e7d62714dcf56f26fb1da.mp4
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/svq3: Reintroduce slice_type

Fixes out of array read
Fixes: 1642cd3962249d6aaf0eec2836023fb6/signal_sigsegv_2557a72_2995_04efaf2ff57a052f609a3b4a2ea4e622.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/mlz: Check offset before writing

Fixes: 0cee183a09bff5aa5108429717c35a4d/asan_heap-oob_1d99eca_3702_9ef60e80de79082a778d3d9ce8ef3b64.mp4
Affects no release

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/mlz: clear dict on allocation to ensure there are no uninitialized values

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/alsdec: Fix raw_mantissa memleak

Fixes: 0cee183a09bff5aa5108429717c35a4d/asan_heap-oob_1d99eca_3702_9ef60e80de79082a778d3d9ce8ef3b64.mp4
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/alsdec: Fix mlz memleak

Fixes: 0cee183a09bff5aa5108429717c35a4d/asan_heap-oob_1d99eca_3702_172c75af9868d4c2556a79cc2413f4cc.mp4
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avcodec/nvenc: use frame size instead of surface size

avformat/mov: Fix potential integer overflow in mov_read_keys

Actual allocation size is computed as (count + 1)*sizeof(meta_keys), so
we need to check that (count + 1) won't cause overflow.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

fate: add shuffleframes test

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avfilter/vf_shuffleframes: unbreak filter

Regression since 736e2e2c30088d0c2a428a51372c78a0bfb7f356.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

doc/filters: itemize shuffleframes & shuffleplanes examples

Add one more shuffleframes example.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

avformat/hlsenc: implement program_date_time

Reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

avfilter/vf_waveform: make possible to change background opacity

Only useful if output pixel format have alpha.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

lavc/mediacodecdec_h264: use h264_parse.h instead of h264dec.h

ff_h264_decode_extradata is referenced by h264_parse.h and not
h264dec.h.

lavc/mediacodecdec_h264: move bsf variable declaration at the top of the function

ffmpeg_opt: Suggest to use "file:..." if a protocol was not found.

Fixes Debian bug 785690.

avcodec/nvenc: support RGB input

nvenc still encodes as yuv, but does the conversion internally which
brings some performance gains.

Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>

avcodec/nvenc: correctly set inputPitch

avcodec/nvenc: use av_image_copy for copying frame data

tests/fate:Add FATE for hls_flags append option

add tests/ref/fate/filter-hls-append for FATE
add hls-list-append fate use filter make audio data and test hls_flags
append options

Signed-off-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

lavc/avcodec: Improve av_parser_parse() documentation, mention padding.

Fixes ticket #5809.

af_hdcd: hdcd_analyze_gen() using int instead of float

Signed-off-by: Burt P <pburt0@gmail.com>

af_hdcd: tweak hdcd_analyze_prepare() a bit

* use the actual sample rate
* use a more sensible frequency for the tone
* update fate test result

Signed-off-by: Burt P <pburt0@gmail.com>

af_hdcd: move decoding setup from init to config_input

Signed-off-by: Burt P <pburt0@gmail.com>