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path: root/libavcodec/vc1dec.c
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2013-10-23avcodec/vc1dec: use logical operation instead of bitwise for twomvMichael Niedermayer
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-04cosmetics: group remaining .name and .long_name.Clément Bœsch
See b2bed9325.
2013-10-04Merge commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2'Michael Niedermayer
* commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2': cosmetics: Group .name and .long_name together in codec/format declarations Conflicts: libavcodec/8svx.c libavcodec/alac.c libavcodec/cljr.c libavcodec/dnxhddec.c libavcodec/dnxhdenc.c libavcodec/dpxenc.c libavcodec/dvdec.c libavcodec/dvdsubdec.c libavcodec/dvdsubenc.c libavcodec/ffv1dec.c libavcodec/flacdec.c libavcodec/flvdec.c libavcodec/fraps.c libavcodec/frwu.c libavcodec/g726.c libavcodec/gif.c libavcodec/gifdec.c libavcodec/h261dec.c libavcodec/h263dec.c libavcodec/iff.c libavcodec/imc.c libavcodec/libopencore-amr.c libavcodec/libopenjpegdec.c libavcodec/libopenjpegenc.c libavcodec/libspeexenc.c libavcodec/libvo-amrwbenc.c libavcodec/libvorbisenc.c libavcodec/libvpxenc.c libavcodec/libx264.c libavcodec/libxavs.c libavcodec/libxvid.c libavcodec/ljpegenc.c libavcodec/mjpegbdec.c libavcodec/mjpegdec.c libavcodec/mpeg12dec.c libavcodec/mpeg4videodec.c libavcodec/msmpeg4dec.c libavcodec/pgssubdec.c libavcodec/pngdec.c libavcodec/pngenc.c libavcodec/proresdec_lgpl.c libavcodec/proresenc_kostya.c libavcodec/ra144enc.c libavcodec/rawdec.c libavcodec/rv10.c libavcodec/sp5xdec.c libavcodec/takdec.c libavcodec/tta.c libavcodec/v210dec.c libavcodec/vp6.c libavcodec/wavpack.c libavcodec/xbmenc.c libavcodec/yop.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-04cosmetics: Group .name and .long_name together in codec/format declarationsDiego Biurrun
2013-09-29Rewrite emu_edge functions to have separate src/dst_stride arguments.Ronald S. Bultje
This allows supporting files for which the image stride is smaller than the max. block size + number of subpel mc taps, e.g. a 64x64 VP9 file or a 16x16 VP8 file with -fflags +emu_edge.
2013-09-23avcodec/vc1dec: fix propagating error codes from various functionsMichael Niedermayer
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-23avcodec/vc1dec: Fix return code on malloc() failure from ↵Michael Niedermayer
ff_vc1_decode_init_alloc_tables() Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-23Merge commit '23d6ba2c44540eb39c6880e4cbd527d297d264a9'Michael Niedermayer
* commit '23d6ba2c44540eb39c6880e4cbd527d297d264a9': vc1dec: Check the error handling flags on slice/field header decode errors Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-23Merge commit 'bb7bf175951475235ee7d0504198c4a30cf5d5dd'Michael Niedermayer
* commit 'bb7bf175951475235ee7d0504198c4a30cf5d5dd': vc1dec: Don't decode slices when the latest slice header failed to decode Conflicts: libavcodec/vc1dec.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-23Merge commit '5e25fdbfe01635cfc650ac4adc27d434b2df0d64'Michael Niedermayer
* commit '5e25fdbfe01635cfc650ac4adc27d434b2df0d64': vc1dec: Make sure last_picture is initialized in vc1_decode_skip_blocks See: 09de0ffeab37442d1a31ee194ea6d78a67186de1 Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-23Merge commit 'b772b0e28eba6abf76d86ee8c6e459a86642db5a'Michael Niedermayer
* commit 'b772b0e28eba6abf76d86ee8c6e459a86642db5a': vc1dec: Undo mpegvideo initialization if unable to allocate tables Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-23Merge commit 'ede508443e4bf57dc1e019fac81bf6244b88fbd3'Michael Niedermayer
* commit 'ede508443e4bf57dc1e019fac81bf6244b88fbd3': vc1dec: Fix leaks in ff_vc1_decode_init_alloc_tables on errors Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-22vc1dec: Check the error handling flags on slice/field header decode errorsMartin Storsjö
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-09-22vc1dec: Don't decode slices when the latest slice header failed to decodeMichael Niedermayer
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Martin Storsjö <martin@martin.st>
2013-09-22vc1dec: Make sure last_picture is initialized in vc1_decode_skip_blocksMartin Storsjö
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Martin Storsjö <martin@martin.st>
2013-09-22vc1dec: Undo mpegvideo initialization if unable to allocate tablesMartin Storsjö
Previously, s->context_initialized was left set to 1 if ff_vc1_decode_init_alloc_tables failed, skipping the initialization completely on the next decode call. Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Martin Storsjö <martin@martin.st>
2013-09-22vc1dec: Fix leaks in ff_vc1_decode_init_alloc_tables on errorsMartin Storsjö
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Martin Storsjö <martin@martin.st>
2013-08-18Revert "Merge commit of 'vdpau: remove old-style decoders'"Michael Niedermayer
This reverts commit bf36dc50ea448999c8f8c7a35f6139a7040f6275, reversing changes made to b7fc2693c70fe72936e4ce124c802ac23857c476. Conflicts: libavcodec/h264.c Keeping support for the old VDPAU API has been requested by our VDPAU maintainer Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-08-06Merge commit '43bacd5b7d3d265a77cd29d8abb131057796aecc'Michael Niedermayer
* commit '43bacd5b7d3d265a77cd29d8abb131057796aecc': vc1: check mb_height validity. See: b5f4836f8cb374f1a5ae45db48b61a1dfba0daad Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-08-06Merge commit '090cd0631140ac1a3a795d2adfac5dbf5e381aa2'Michael Niedermayer
* commit '090cd0631140ac1a3a795d2adfac5dbf5e381aa2': vc1: check the source buffer in vc1_mc functions Conflicts: libavcodec/vc1dec.c See: 3a04c18d899d278eea551c216e5117974063062b Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-08-06Merge commit '578ea75a9e4ac56e0bbbbe668700be756aa699f8'Michael Niedermayer
* commit '578ea75a9e4ac56e0bbbbe668700be756aa699f8': vdpau: remove old-style decoders Conflicts: libavcodec/allcodecs.c libavcodec/h263dec.c libavcodec/h264.c libavcodec/mpeg12dec.c libavcodec/mpeg4videodec.c libavcodec/vc1dec.c libavcodec/vdpau.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-08-05vc1: check mb_height validity.Luca Barbato
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org
2013-08-05vc1: check the source buffer in vc1_mc functionsLuca Barbato
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org
2013-08-05vdpau: remove old-style decodersRémi Denis-Courmont
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-06-29Avoid a null pointer dereference on oom when decoding vc1.Carl Eugen Hoyos
Fixes ticket #2723.
2013-06-15avcodec/vc1dec: Check source picture availability in vc1_mc_4mv_chroma4()Michael Niedermayer
Fixes null pointer dereference Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-06-04vc1dec: Disable dead codeMichael Niedermayer
Fixes CID732197/6 A assert is added to check that the disabled code wont be needed in the future. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-29Merge commit '728214992e3698305550c1762f973d2ac567f016'Michael Niedermayer
* commit '728214992e3698305550c1762f973d2ac567f016': vc1dec: Remove interlaced warning vc1dec: Fix mixed field/frame intensity compensation vc1dec: Match addressing between compensation and MC in vc1_mc_4mv_chroma4 vc1dec: Handle top and bottom blocks in vc1_mc_4mv_chroma4() differently if needed vc1dec: Fix doxy for vc1_mc_4mv_chroma4() vc1dec: Drop old use_ic code from vc1_b_mc vc1: Use shuffled use_ic instead of equally shuffled mv_mode vc1dec: Implement intensity compensation for vc1_interp_mc() Conflicts: Changelog libavcodec/vc1dec.c libavcodec/version.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-28vc1dec: Fix mixed field/frame intensity compensationMichael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Match addressing between compensation and MC in vc1_mc_4mv_chroma4Michael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Handle top and bottom blocks in vc1_mc_4mv_chroma4() differently if ↵Michael Niedermayer
needed Now it can use different references for those blocks and even use averaging. This fixes several chroma artifacts in several videos. Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Fix doxy for vc1_mc_4mv_chroma4()Michael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Drop old use_ic code from vc1_b_mcMichael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1: Use shuffled use_ic instead of equally shuffled mv_modeMichael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Implement intensity compensation for vc1_interp_mc()Michael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Redesign the intensity compensationMichael Niedermayer
Use the intensity-compensated reference frame for subsequent fields/B-frames. Since we currently don't change the reference frame we have to maintain lookup tables for intensity compensation in the following dependent frames. Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-28vc1dec: Shuffle field MVs after decoding, not beforeMichael Niedermayer
This simplifies the code since copying MVs to the reference is not needed anymore (and maybe something about fixing artifacts). Also remove the unused mv_f_last. Fixes a small number of artifacts in black_screen_VC-1.mkv and several more artifacts in other videos. Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-17vc1dec: restructure interpmvp codeMichael Niedermayer
This fixes a valgrind warning about use of uninitialized stuff (no actual such use occurs though) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-17Merge commit '1fb013a57c6d98d3f425506eb25f32b2cf7ddc6f'Michael Niedermayer
* commit '1fb013a57c6d98d3f425506eb25f32b2cf7ddc6f': vc1dec: Add support for interlaced B-frames Conflicts: libavcodec/vc1dec.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-17vc1dec: Add support for interlaced B-framesSebastian Sandberg
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-17lavc/vc1dec: fix a few "may be used uninitialized" warnings.Clément Bœsch
2013-05-17vc1dec: silence "may be used uninitialized in this function" warning from gccMichael Niedermayer
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-15Merge remote-tracking branch 'qatar/master'Michael Niedermayer
* qatar/master: configure: Use linker hardening flags on mingw vc1: Make INIT_LUT() self contained vc1: Simplify code by using INIT_LUT() vc1: Move INIT_LUT() further up to allow using it in more places vc1dec: Remove some now unused variables vc1dec: Do not allow field_mode to change after the first header vc1, mss2: Check for any negative return value from ff_vc1_parse_frame_header vc1dec: Fix current ptr selection in vc1_mc_4mv_chroma() vc1dec: Factorize picture pointer selection in vc1_mc_4mv_chroma() vc1dec: Factorize picture pointer selection code vc1dec: Factorize srcU/V offseting vc1dec: Fix tff == 0 handling in init_block_index() vc1dec: Update destination pointers in context for fields Conflicts: libavcodec/vc1.c libavcodec/vc1dec.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-15vc1dec: Remove some now unused variablesMartin Storsjö
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-15vc1dec: Do not allow field_mode to change after the first headerMichael Niedermayer
This fixes out of array accesses. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-15vc1, mss2: Check for any negative return value from ff_vc1_parse_frame_headerMartin Storsjö
This is required if we return other error codes than explicitly -1, which so far has been the only other possible return value besides 0. Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-15vc1dec: Fix current ptr selection in vc1_mc_4mv_chroma()Michael Niedermayer
No sample tried shows a difference. Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-15vc1dec: Factorize picture pointer selection in vc1_mc_4mv_chroma()Michael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-15vc1dec: Factorize picture pointer selection codeMichael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-05-15vc1dec: Factorize srcU/V offsetingMichael Niedermayer
Signed-off-by: Martin Storsjö <martin@martin.st>
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-31 15:46:14 +0300