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Signed-off-by: Michael Niedermayer <[email protected]>
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* qatar/master:
docs: use -bsf:[vas] instead of -[vas]bsf.
mpegaudiodec: Prevent premature clipping of mp3 input buffer.
lavf: move the packet keyframe setting code.
oggenc: free comment header for all codecs
lcl: error out if uncompressed input buffer is smaller than framesize.
mjpeg: abort decoding if packet is too large.
golomb: use HAVE_BITS_REMAINING() macro to prevent infloop on EOF.
get_bits: add HAVE_BITS_REMAINING macro.
lavf/output-example: use new audio encoding API correctly.
lavf/output-example: more proper usage of the new API.
tiff: Prevent overreads in the type_sizes array.
tiff: Make the TIFF_LONG and TIFF_SHORT types unsigned.
apetag: do not leak memory if avio_read() fails
apetag: propagate errors.
SBR DSP x86: implement SSE sbr_hf_g_filt
SBR DSP x86: implement SSE sbr_sum_square_sse
SBR DSP: use intptr_t for the ixh parameter.
Conflicts:
doc/bitstream_filters.texi
doc/examples/muxing.c
doc/ffmpeg.texi
libavcodec/golomb.h
libavcodec/x86/Makefile
libavformat/oggenc.c
Merged-by: Michael Niedermayer <[email protected]>
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Instead of clipping extrasize based on EXTRABYTES, clip based on the
amount of buffer actually left. Without this fix, there are warbles
and other distortions in the test case below.
http://kevincennis.com/mix/assets/sounds/1901_voxfx.mp3
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This prevents crashes when trying to read beyond the end of the buffer
while decoding frame data.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
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TIFF v6.0 (unimplemented) adds signed equivalents.
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Unrolling the main loop to process, instead of 4 elements:
- 8: minor gain of 2 cycles (not worth the extra object size)
- 2: loss of 8 cycles.
Assigning STEP to a register is a loss. Output address (Y) is almost always
unaligned.
Timings:
- C (32/64 bits): 117/109 cycles
- SSE: 57 cycles
Signed-off-by: Ronald S. Bultje <[email protected]>
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The 32bits targets have been compiled with -mfpmath=sse for proper reference.
sbr_sum_square C /32bits: 82c (unrolled)/102c
C /64bits: 69c (unrolled)/82c
SSE/32bits: 42c
SSE/64bits: 31c
Use of SSE4.1 dpps to perform the final sum is slower.
Not unrolling to perform 8 operations in a loop yields 10 more cycles.
Signed-off-by: Ronald S. Bultje <[email protected]>
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Signed-off-by: Ronald S. Bultje <[email protected]>
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Signed-off-by: Michael Niedermayer <[email protected]>
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Signed-off-by: Michael Niedermayer <[email protected]>
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This reverts commit 2ef2496cd19eb833f4ad22a5051c11be80d09598.
Conflicts:
libavcodec/Makefile
Signed-off-by: Michael Niedermayer <[email protected]>
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This reverts commit d2ee3c913d6fec3cb8c0c1b67347007c7cd604e1.
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Signed-off-by: Michael Niedermayer <[email protected]>
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Signed-off-by: Michael Niedermayer <[email protected]>
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Signed-off-by: Michael Niedermayer <[email protected]>
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Signed-off-by: Michael Niedermayer <[email protected]>
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* qatar/master: (40 commits)
swf: check return values for av_get/new_packet().
wavpack: Don't shift minclip/maxclip
rtpenc: Expose the max packet size via an avoption
rtpenc: Move max_packet_size to a context variable
rtpenc: Add an option for not sending RTCP packets
lavc: drop encode() support for video.
snowenc: switch to encode2().
snowenc: don't abuse input picture for storing information.
a64multienc: switch to encode2().
a64multienc: don't write into output buffer when there's no output.
libxvid: switch to encode2().
tiffenc: switch to encode2().
tiffenc: properly forward error codes in encode_frame().
lavc: drop libdirac encoder.
gifenc: switch to encode2().
libvpxenc: switch to encode2().
flashsvenc: switch to encode2().
Remove libpostproc.
lcl: don't overwrite input memory.
swscale: take first/lastline over/underflows into account for MMX.
...
Conflicts:
.gitignore
Makefile
cmdutils.c
configure
doc/APIchanges
libavcodec/Makefile
libavcodec/allcodecs.c
libavcodec/libdiracenc.c
libavcodec/libxvidff.c
libavcodec/qtrleenc.c
libavcodec/tiffenc.c
libavcodec/utils.c
libavformat/mov.c
libavformat/movenc.c
libpostproc/Makefile
libpostproc/postprocess.c
libpostproc/postprocess.h
libpostproc/postprocess_altivec_template.c
libpostproc/postprocess_internal.h
libpostproc/postprocess_template.c
libswscale/swscale.c
libswscale/utils.c
Merged-by: Michael Niedermayer <[email protected]>
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Since we are clipping before we shift the values to
16 or 32 bits, we should not shift the min/max clip
values to compensate.
Fixes 8 and 24 bit lossy decoding.
Signed-off-by: Derek Buitenhuis <[email protected]>
Signed-off-by: Anton Khirnov <[email protected]>
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All video encoders have been converted to encode2(), all new encoders
should also use only encode2().
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We have no decoder, so cannot test if the output is decodable.
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Libschroedinger is the preferred way to encode dirac video now, it
produces better output and has a nicer API.
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If the PNG filter is enabled, a PNG-style filter will run over the
input buffer, writing into the buffer. Therefore, if no zlib compression
was used, ensure that we copy into a temporary buffer, otherwise we
overwrite user-provided input data.
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This is done in preparation for the following patch implementing
encode2().
This commit is analogous to 05d699222dd5af4f5775f9890aa825ede05a144f for
libx264.
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This prevents crashers and errors further down when reading nodes in the
empty tree.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
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Channel layouts are specified in the FLAC format description at
http://flac.sourceforge.net/format.html
fixes Bug 209
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fixes Bug 225
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This has been implemented more correctly.
This reverts commit a915618a29f3f4197832151a4ed03ccdd585f9cf.
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