James Almer
c16e99e3b3
x86: check for AV_CPU_FLAG_AVXSLOW where useful
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Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Rainer Hochecker
adb7372f74
swr: fix alignment issue caused by 8ch sse functions
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Fix crash when doing 8 ch conversion from apps compiled with MSVS
Thanks to Ronald for giving this hint:
https://ffmpeg.org/pipermail/ffmpeg-devel/2015-May/173049.html
Reviewed-by: "Ronald S. Bultje" <rsbultje@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
223a859853
swresample/dither_template: Do not define macro functions to nothing
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This avoids potential warnings
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
ff50b1b13b
swresample/swresample-test: Randomly wipe out channel counts
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
3c77bb5f23
swresample: Check channel layouts and channels against each other and print human readable error messages
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
80a28c7509
swresample: Allow reinitialization without ever setting channel layouts
10 years ago
Michael Niedermayer
d7b9cb2f7a
swresample: Allow reinitialization without ever setting channel counts
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
James Almer
43482bd1a5
swr/resample: use av_clip functions
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Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
1a10134e20
swresample/swresample: Use av_mallocz_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
e16592c42e
swresample/resample: Fix undefined shifts
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Found-by: Clang -fsanitize=shift
Reported-by: Thierry Foucu <tfoucu@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
4d00860ac7
swresample: Add prefix to soxr_resampler
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also move declaration to header
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
c0e3b46118
swresample: add av_cold to init functions
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
0cb95f9082
swresample/resample_template: Add () to protect the arguments of the OUT() macro
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
37013fd018
swresample/swresample-test: Add () to protect uint_rand() argument
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
James Almer
f7ed997a6d
x86/swr: make pack_8ch functions work with compilers without aligned stack
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Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
Michael Niedermayer
b74ecb82fa
swresample/x86/rematrix_init: Check av_malloc* return codes, forward errors
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
48ffaaaaef
swresample/x86/rematrix_init: Use av_mallocz_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
9d7ae72725
swresample: Use int instead of enum for fields which are accessed through AVOptions as int
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
c77cc2c176
swresample/dither: Cleanup number suffixes
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The <<31 case needs LL
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Reimar Döffinger
6efd0ba977
swresample_internal.h: Move struct declaration before first use.
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It seems more logical and works with more restricted C compilers
like tinycc.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
10 years ago
James Almer
59ac93f6af
x86/swr: add SSE/AVX unpack_6ch functions
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int32/float only
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
James Almer
6abf00d615
x86/swr: load constants outside the loop in pack_6ch functions
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Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
James Almer
975ff6a3c6
x86/swr: disable pack_8ch functions on msvc/icl x86_32
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Until a proper fix is committed.
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
James Almer
5f14f9e984
x86/swr: add missing alignment check to pack_6ch functions
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Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
James Almer
37b35feb64
x86/swr: add SSE2/AVX pack_8ch functions
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Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
Michael Niedermayer
649c158e8c
Add FFMPEG_VERSION into the binary libs
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This simplifies identifying from which revision a binary of a lib came from
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Rob Sykes
4b6f225374
swresample/soxr_resample: fix error handling
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Fixes CID1257659
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
James Almer
edff061fb0
x86/swr: add ff_float_to_int32_a_avx2
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13797 decicycles in ff_float_to_int32_a_sse2, 32768 runs, 0 skips
8603 decicycles in ff_float_to_int32_a_avx2, 32766 runs, 2 skips
Reviewed-by: Christophe Gisquet <christophe.gisquet@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
James Almer
b385c4c6a3
x86/swr: replace sse4 instructions in pack_6ch with sse ones
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There's no benefit from using blendps here except on CPUs with AVX, where
it's faster than shufps according to Intel's documentation.
As such, rename the sse4 functions to sse/sse2 and use shufps instead.
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
Michael Niedermayer
e4f8a973aa
swresample: Fix swr_drop_output so it does not flush the buffers
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
f6bb2cd1b0
swresample/resample: fix invert_initial_buffer() after flush
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Fixes: asan_heap-uaf_2071250_7_139.ogg
Fixes: assertion failure
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
080c846f59
swresample: do not put multiple statements in one line
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
344f8d307a
swresample/audioconvert: Fix undefined behavior (left shift of negative value)
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Fixes: asan_heap-oob_4da4f3_8_asan_heap-oob_4da4f3_419_scene1a.mm
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
6b347f519d
swresample/swresample: replace always true if() by av_assert0()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
f9fefa499f
swresample/swresample: fix sample drop loop end condition
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Fixes Ticket3985
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Reimar Döffinger
2c5c37ade1
libswresample: move condition to start of loop.
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This avoids several issue like calculating sum/maxcoef
incorrectly due to adding up matrix entries that will
be overwritten, as well as out-of-range writes to
s->matrix if the maximum allowed number of channels is used.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
10 years ago
Reimar Döffinger
284123d7fd
Remove pointless if.
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A branch to avoid some calculation seems unlikely to have any benefits.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
10 years ago
Reimar Döffinger
2231d5b671
libswresample: Avoid needlessly large on-stack array.
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We only actually need to use a tiny part of it.
Unfortunately we seem to have no real test coverage on
the code, so this is a bit risky.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
10 years ago
Michael Niedermayer
7c51f5bd39
swr: aarch64 audio_convert and neon clobber test
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Ported from avresample
Code by: Mans Rullgard, Janne Grunau, Martin Storsjo
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
b7d5e016a3
swresample: Add AVFrame based API
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Based on commit fb1ddcdc8f
by Luca Barbato <lu_zero@gentoo.org>
Adapted for libswresample by Michael Niedermayer
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
f4e814f787
swresample: check av_opt_set for failure in swr_alloc_set_opts()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Luca Barbato
c4ac48c5a1
swresample: document the need to configure the context using AVOptions
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
97f8c7a03e
bump libpostproc and libswresample
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this is needed / avoids some headaches as one of their dependancies
(libavutil) was bumped
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
74be0f82a7
swresample-test: make it independant of the internal SWR_CH_MAX
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
05ff1a2c05
swresample/swresample: Treat mono as planar
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This might in some cases improve performance.
Idea from: fbc0b86599
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Andreas Cadhalpun
39a6e02fd4
fix spelling errors
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Reviewed-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
52fafaf474
swresample/libswresample.v: hide ff_*
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Found-by: Hendrik Leppkes <h.leppkes@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
5b58692ed4
swresample: misc. doxy improvements
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
064945b3aa
swresample: organize functions into doxy groups
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
81f47e272d
swresample: better doxy for configuration-returning functions
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago