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Marton Balint
b577153231 avcodec/libzvbi-teletextdec: add formatted ass output 
Inspired by the VideoLAN text decoder and its port to FFmpeg made by Aman
Gupta.

Signed-off-by: Marton Balint <cus@passwd.hu>
 2018-09-30 01:10:23 +02:00
Michael Niedermayer
179ed2d2e0 avcodec/diracdec: check that GetBitContext has not ended in codeblock() 
Fixes: Timeout (part 2 of 2)
Fixes: 9774/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5748957085958144

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:35:12 +02:00
Michael Niedermayer
7274d849cc avcodec/diracdec: Propagate errors from codeblock() 
Consider a component to be damaged if more than 50% of its subbands are damaged

Fixes: Timeout (part 1 of 2)
Fixes: 9774/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5748957085958144

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:35:09 +02:00
Michael Niedermayer
db6af88cd0 avcodec/bintext: Use ff_get_buffer instead of ff_reget_buffer and simplify 
reget seems unneeded and it is slower

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:33:48 +02:00
Michael Niedermayer
8db9097308 avcodec/bintext: Check input size before allocating the input image 
Fixes: Timeout
Fixes: 9795/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XBIN_fuzzer-5768631928487936

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:33:42 +02:00
Michael Niedermayer
35517e3ca7 avcodec/gdv: Error out if we had insufficent input for the output frame in decompress_2() 
Fixes: Timeout (with the previous commits to gdv.c)
Fixes: 9422/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_GDV_fuzzer-5143490001371136

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
510bd61941 avcodec/gdv: Optimize 2x scaling loop a little in gdv_decode_frame() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
6a4788e7b3 avcodec/gdv: Replace loop in gdv_decode_frame() by memcpy() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
5f84fbce08 avcodec/gdv: Eliminate 50% of the reads in the first inner loop in rescale() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
d021729efc avcodec/gdv: Simplify first inner loop in rescale() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
6228ce0a33 avcodec/gdv: Combine first and 3rd case in rescale() 
Simplifies code

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
a423970511 avcodec/gdv: Factor terms out of inner loops in rescale() 
This also replaces some loops by memcpy()

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Michael Niedermayer
b90d8cc746 avcodec/gdv: Replace divisions by shifts in rescale() 
Divisions tend to be slower than shifts unless the compiler optimizes them out.
And some of these are in inner loops.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-28 01:25:17 +02:00
Carl Eugen Hoyos
303439bc5f lavf/mpeg: Support demuxing HEVC in mpeg-ps. 2018-09-27 23:53:21 +02:00
Mark Thompson
476a77128a lavc: Add AV1 metadata bitstream filter 
Can adjust colour and timing information.
 2018-09-26 23:41:34 +01:00
Mark Thompson
c8c81ac502 lavc: Add coded bitstream read/write support for AV1 2018-09-26 23:27:53 +01:00
Paul B Mahol
5ee4144701 avfilter/af_afftdn: add missing break 2018-09-26 22:23:28 +02:00
James Almer
819e4e7979 avformat/matroskaenc: reindent after the previous commit 
Signed-off-by: James Almer <jamrial@gmail.com>
 2018-09-26 15:17:14 -03:00
James Almer
8439656503 avformat/matroskaenc: refactor checks for allowed codecs in WebM 
Use the new ff_webm_codec_tags[] array for this purpose.

Signed-off-by: James Almer <jamrial@gmail.com>
 2018-09-26 15:17:14 -03:00
James Almer
794079e815 avformat/matroskaenc: implement AVOutputFormat.query_codec for webm 
Signed-off-by: James Almer <jamrial@gmail.com>
 2018-09-26 15:17:13 -03:00
James Almer
14ac62f9af avformat/matroskaenc: remove unnecessary additional codec tags 
They are listed in riff.c already.

Signed-off-by: James Almer <jamrial@gmail.com>
 2018-09-26 15:17:13 -03:00
Paul B Mahol
efb65abedf avfilter: add audio denoising (afftdn) filter 2018-09-25 19:54:06 +02:00
Matthieu Bouron
e294b5cf64 RELEASE: update for git after 4.0 branchpoint 2018-09-25 17:29:24 +02:00
Paul B Mahol
d6e50e0716 avfilter/vf_curves: add planar rgb support 2018-09-25 16:35:29 +02:00
Steven Liu
bb660800a5 avformat/utils: move mkdir_p to utils 
Because it will be used by avformat/segment.c or other module which
need to automatically create sub-directories operation.

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
 2018-09-25 21:57:49 +08:00
Steven Liu
a7429d853d avfilter/buffersink.h: fix comment typo of av_buffersink_get_samples 
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
 2018-09-25 11:11:37 +08:00
Mark Thompson
74b4134d2f vaapi_encode_h265: Add missing error return 
Fixes CID #1439657.
 2018-09-24 23:09:45 +01:00
Mark Thompson
1215fbad96 lavc/h265_profile_level: Fix level guessing with no PTL structure 
Fixes CID #1439661.
 2018-09-24 23:09:45 +01:00
Mark Thompson
feb1cf08ab lavc/h265_profile_level: Avoid integer overflow in bitrate 
Fixes CIDs #1439659 and #1439660.
 2018-09-24 23:09:45 +01:00
Mark Thompson
321294adb7 h264_metadata: Avoid integer overflow in bitrate 
Fixes CID #1439664.
 2018-09-24 23:09:32 +01:00
Mark Thompson
581b4125aa lavc/h264_levels: Avoid integer overflow in bitrate 
Fixes CID #1439656.
 2018-09-24 23:08:45 +01:00
Baptiste Coudurier
dc58e33dd3 avformat/utils: set AV_PKT_FLAG_KEY for data packets 2018-09-24 13:51:13 -07:00
James Almer
e50cb8b2f4 avformat/ivfenc: fix writing codec tag 
The value in AVCodecParameters->codec_tag may not be correct for IVF,
as it's the case when remuxing AV1 streams from mp4, so ignore it and
write the correct value based on codec ID instead.

Reviewed-by: Jan Ekström <jeebjp@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
 2018-09-24 16:15:30 -03:00
Paul B Mahol
54ca198e23 avfilter/vf_threshold: add slice threading 2018-09-24 20:21:17 +02:00
Steven Liu
4b00332203 avfilter/sr: process and output message when load_model is NULL 
fix ticket: 7455

Reviewed-by: Pedro Arthur <bygrandao@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
 2018-09-24 22:02:54 +08:00
Paul B Mahol
8d29930767 avcodec/ilbcdec: fix typo, fixes CID 1439653 2018-09-24 09:20:31 +02:00
Michael Niedermayer
0f36ad514c avcodec/prosumer: Check remaining space in put byte context 
Fixes: Timeout
Fixes: 10053/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PROSUMER_fuzzer-5636993883570176

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
3b5945b146 avcodec/prosumer: Remove unused table element 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
52b909b5c1 avcodec/prosumer: remove unneeded variable from vertical_predict 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
093607f0cd avcodec/prosumer: Rename do_shift() to vertical_predict() 
It seems what this function does is a vertical prediction filter, thus
the new name should improve understanding.

rename the related table_b too

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
0cd22fd752 avcodec/prosumer: mark src as const 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
3c9ebcbc4d avcodec/prosumer: Only scan as many elements as matter in fill_elements() 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
fa1d3caef0 avcodec/prosumer: factorize e0 setting out 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
e97951f458 avcodec/prosumer: Use 16bit instead of 32 for table 
Simplifies code and reduces needed memory

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
d3a9cb6bc8 avcodec/prosumer: Factorize the 2 loops in fill_elements() 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
f24701b073 avcodec/prosumer: clean up loop end code in fill_elements() 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Michael Niedermayer
674727291b avcodec/prosumer: Remove dead code 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-09-24 00:49:30 +02:00
Paul B Mahol
a9485d7318 avfilter: document mono option of silencedetect filter 
Also provide shorter option, and reorder options in documentation.
 2018-09-23 23:10:51 +02:00
Marton Balint
db6b4b56b3 avdevice/decklink: add support for selecting devices based on their unique ID 
Also bump the API version requirement to 10.9.5, because on olders versions
there were some reports of crashes using the undocumented, yet available
BMDDeckLinkDeviceHandle.

Signed-off-by: Marton Balint <cus@passwd.hu>
 2018-09-23 18:55:29 +02:00
Linjie Fu
0f9b298242 avcodec/vaapi: free slice_buffers when decoding failed 
If vaEndPicture() failed in ff_vaapi_decode_issue(), free
the pic->slice_buffers.

Fixes the memory leak issue in ticket #7385

Signed-off-by: Linjie Fu <linjie.fu@intel.com>
Signed-off-by: Mark Thompson <sw@jkqxz.net>
 2018-09-23 17:46:37 +01:00