FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	da8c86dd8b	avcodec/cfhd: Keep track of which subbands have been read This avoids use of uninitialized data also several checks are inside the band reading code so it is important that it is run at least once Fixes: out of array accesses Fixes: 28209/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5684714694377472 Fixes: 32124/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5425980681355264 Fixes: 30519/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-4558757155700736 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	4 years ago
Michael Niedermayer	20473a93d2	avcodec/cfhd: Check transform_type consistently Fixes: out of array accesses Fixes: 29754/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-6333598414274560 Fixes: 30519/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-6298424511168512 Fixes: 30739/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5011292836462592 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	4 years ago
Michael Niedermayer	2359656da2	avcodec/cfhd: Replace a few literal numbers by named constants Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	4 years ago
Paul B Mahol	389cc142fb	avcodec/cfhd: add x86 SIMD Overall speed changes for 1920x1080, yuv422p10le, 60fps from: 0.19x to 0.343x	4 years ago
Paul B Mahol	17d1454a5f	avcodec/cfhd: log version tags too	4 years ago
Paul B Mahol	fc3546bece	avcodec/cfhd: read prescale table tag Currently unused. Remove prescale shift tag as it is not part of this codec.	4 years ago
Paul B Mahol	1006a21512	avcodec/cfhd: add 3d transform support Based on Gagandeep Singh patch.	4 years ago
Paul B Mahol	1c6a010e3b	avcodec/cfhd: remove some unused or only write items	4 years ago
Paul B Mahol	a96506f017	avcodec/cfhdenc: also write FrameNumber tag	4 years ago
Paul B Mahol	acaed62ad1	avcodec/cfhd: correct 71 tag usage It stores input format and never codebook.	4 years ago
Paul B Mahol	05e58ce4e2	avcodec/cfhd: use LUT for 9 and 18 codebook decompanding Also fix codebook 9 decompanding, fixing artifact with codebook 9 samples. Reused Gagandeep Singh patch.	4 years ago
Paul B Mahol	4e27817629	avcodec: add CFHD encoder	4 years ago
Michael Niedermayer	4a657acaef	avcodec/cfhd: Use bytestream2 for peaks This fixes out of array accesses No testcase known Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	6 years ago
Gagandeep Singh	9cefb9e7ec	lavc/cfhd: interlaced frame decoding added ticket #5522 output of given samples significantly improved	7 years ago
James Almer	d2917501c2	avcodec/cfhd: support cropped height tag Ported from libav. Authored by one of the following: Anton Khirnov <anton@khirnov.net> Diego Biurrun <diego@biurrun.de> Vittorio Giovara <vittorio.giovara@gmail.com> Reviewed-by: kierank Signed-off-by: James Almer <jamrial@gmail.com>	7 years ago
Luca Barbato	73fc82f343	vlc: Add header #include when the types are used Do not rely on indirectly including it from bitstream.h. Signed-off-by: Diego Biurrun <diego@biurrun.de>	8 years ago
Kieran Kunhya	5f794aa165	Add Cineform HD Decoder Decodes YUV 4:2:2 10-bit and RGB 12-bit files. Older files with more subbands, skips, Bayer, alpha not supported. Further fixes and refactorings by Anton Khirnov <anton@khirnov.net>, Diego Biurrun <diego@biurrun.de>, Vittorio Giovara <vittorio.giovara@gmail.com> Signed-off-by: Diego Biurrun <diego@biurrun.de>	8 years ago
Kieran Kunhya	0096453f70	cfhd: reallocate internal buffers on format change. Fixes some, but not all, of the threading fuzz crashes	9 years ago
Kieran Kunhya	3485332bf9	avcodec: Cineform HD Decoder Decodes YUV 4:2:2 10-bit and RGB 12-bit files. Older files with more subbands, skips, Bayer, alpha not supported. Alpha requires addition of GBRAP12 pixel format.	9 years ago

19 Commits (995ac7b55ab297615f9234f1c54427500822d2ec)