Aman Gupta
4372fb7a57
avcodec/webvttenc: add webvtt encoder
...
Based off the srt encoder. The following features are unimplemented:
- fonts, colors, sizes
- alignment and positioning
The rest works well. For example, use ffmpeg to convert subtitles into the .vtt format:
ffmpeg -i input.srt output.vtt
Signed-off-by: Aman Gupta <ffmpeg@tmm1.net>
Signed-off-by: Clément Bœsch <u@pkh.me>
11 years ago
James Almer
d94e255dd1
x86/dsputilenc: make the SUM_ABS_DCTELEM macro more readable
...
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
46e3883519
avcodec/opusdec: check alignment, misalignment could lead to crashes with avx
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
James Almer
61eea421b2
x86/dsputilenc: port sum_abs_dctelem functions to yasm
...
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
ddeb58b90c
avcodec/asvenc: dont use a negative global_quality
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
9a7d332b92
avcodec/aacenc: dont use global quality if its negative
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Some applications used a negative value as default for "not set"
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Christophe Gisquet
81aa0f4604
x86: hpeldsp: implement SSSE3 version of _xy2
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Loading pb_1 rather than pw_8192 was benchmarked to be more efficient.
Loading of the 2 yields no advantage. Loading of one saves ~11 cycles.
decicycles count:
put8: 3223(mmx) -> 2387
avg8: 2863(mmxext) -> 2125
put16: 4356(sse2) -> 3553
avg16: 4481(sse2) -> 3513
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
726316240b
Merge commit '8692e6284f5169257a537c8fc25addf32fc67c87'
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* commit '8692e6284f5169257a537c8fc25addf32fc67c87':
rdt: check malloc calls
Merged-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Clément Bœsch
cba92a2226
avformat/vobsub: do not create empty streams.
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Fixes NULL dereference in vobsub_read_packet() on vobsub->q[i]->subs.
Fixes ticket #3669 .
11 years ago
Nidhi Makhijani
8692e6284f
rdt: check malloc calls
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
Billy Shambrook
308188be34
Add metadata injection to blackdetect
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Christophe Gisquet
9722a6a3f3
x86: hpeldsp: implement SSE2 put_pixels16_xy2
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This is obviously equivalent to the avg version, without the avg.
3223(mmx) -> 2006(sse2)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Christophe Gisquet
f0aca50e0b
x86: hpeldsp: implement SSE2 versions
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Those are mostly used in codecs older than H.264, eg MPEG-2.
put16 versions:
mmx mmx2 sse2
x2: 1888 1185 552
y2: 1778 1092 510
avg16 xy2: 3509(mmx2) -> 2169(sse2)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Lou Logan
9eaa8c22bc
MAINTAINERS: remove myself as website maintainer
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I never implemented the plans I had for the site, and I prefer to work
in other areas of the project.
Signed-off-by: Lou Logan <lou@lrcd.com>
11 years ago
James Almer
7538ad2248
x86/hevc_deblock: improve chroma functions register allocation
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Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Clément Bœsch
08c51e12b1
ffplay: support rotated video.
...
with -f lavfi -i testsrc=s=hd1080 as source:
rotate=90*PI/180 vs transpose=clock: 42fps -> 64fps
rotate=180*PI/180 vs vflip,hflip: 75fps -> 77fps
rotate=270*PI/180 vs transpose=cclock: 43fps -> 63fps
11 years ago
Clément Bœsch
e63a17bfdc
avformat/mov: use av_display_rotation_get() for rotate metadata.
11 years ago
Clément Bœsch
fa972dcf1a
avutil/display: use hypot().
11 years ago
James Almer
584327f22f
x86/dsputil: fix argument declaration in vector_clipf
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Should fix fate failures in msvc x86_64
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
James Almer
518cbf9b4a
x86/dsputil: fix VECTOR_CLIP_INT32 macro
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The inline loop was incrementing and using the value of %%i
the wrong way.
Disassembly of ff_vector_clip_int32_sse2 before and after
this patch:
movdqa (%rdx),%xmm0 | movdqa (%rdx),%xmm0
movdqa 0x10(%rdx),%xmm1 | movdqa 0x10(%rdx),%xmm1
movdqa 0x20(%rdx),%xmm2 | movdqa 0x20(%rdx),%xmm2
movdqa 0x30(%rdx),%xmm3 | movdqa 0x30(%rdx),%xmm3
[...] |
movdqa %xmm0,(%rcx) | movdqa %xmm0,(%rcx)
movdqa %xmm1,0x10(%rcx) | movdqa %xmm1,0x10(%rcx)
movdqa %xmm2,0x20(%rcx) | movdqa %xmm2,0x20(%rcx)
movdqa %xmm3,0x30(%rcx) | movdqa %xmm3,0x30(%rcx)
movdqa (%rdx),%xmm0 | movdqa 0x40(%rdx),%xmm0
movdqa 0x20(%rdx),%xmm1 | movdqa 0x50(%rdx),%xmm1
movdqa 0x40(%rdx),%xmm2 | movdqa 0x60(%rdx),%xmm2
movdqa 0x60(%rdx),%xmm3 | movdqa 0x70(%rdx),%xmm3
[...] |
movdqa %xmm0,(%rcx) | movdqa %xmm0,0x40(%rcx)
movdqa %xmm1,0x20(%rcx) | movdqa %xmm1,0x50(%rcx)
movdqa %xmm2,0x40(%rcx) | movdqa %xmm2,0x60(%rcx)
movdqa %xmm3,0x60(%rcx) | movdqa %xmm3,0x70(%rcx)
add $0x80,%rdx | add $0x80,%rdx
add $0x80,%rcx | add $0x80,%rcx
Other versions were unaffected.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
6b88f22e89
avcodec/dcadec: dont use hex float, msvc doesnt support it
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Found-by: nevcairiel
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
9ccb5455ca
avcodec/dcadec: use a constant instead of assuming every compiler can optimize pow(2,-15)
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Idea-by: nevcairiel and wm4
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
6da06ef6bb
avcodec/dcadec: make dca_dmix_code() 650% faster
...
This effectively replaces the ldexpf() function call by a multiplication
with a constant.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
9340ced47b
Merge remote-tracking branch 'cehoyos/master'
...
* cehoyos/master:
Refuse to mux H.264 with fourcc H264 into avi without startcode.
Merged-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
d062db7880
Merge commit '21f68c2489cba2a1a4a41d0c5c828266e6162800'
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* commit '21f68c2489cba2a1a4a41d0c5c828266e6162800':
avcodec: bump version after rotation api
Conflicts:
libavcodec/version.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
4e4dbb9983
dcadec: fix xxch_dmix_coeff and xxch_dmix_sf after merge
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
c867be03f6
Merge commit '6b7b8585d73548f08b98959df39d80b97677662f'
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* commit '6b7b8585d73548f08b98959df39d80b97677662f':
dca: Convert dca_dmixtable to integers
Conflicts:
libavcodec/dcadec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Vittorio Giovara
21f68c2489
avcodec: bump version after rotation api
...
Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
11 years ago
Carl Eugen Hoyos
27d460fe98
Refuse to mux H.264 with fourcc H264 into avi without startcode.
...
Fixes ticket #3638 .
11 years ago
Niels Möller
6b7b8585d7
dca: Convert dca_dmixtable to integers
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Also include zero in the table, eliminating a special case in the
decoder.
Signed-off-by: Niels Möller <nisse@southpole.se>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
James Almer
6a4832caae
x86/diracdsp: mark all functions as yasm
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No inline asm dirac code remains in the tree, so replace every relevant check.
This also moves all the dirac functions from dsputil_mmx.c to diracdsp_mmx.c
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
64bf845544
avformat/mov: Dont blindly trust the stream duration in seting chapter times
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
220df143b9
avformat/utils: Check end time in avpriv_new_chapter()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
744df0a031
avformat/movenc: Check that packet duration is valid in ff_mov_write_packet()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
James Almer
1d36defe94
x86/dsputil: port ff_vector_clipf_sse to yasm
...
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Florent Le Coz
fdcb2873e1
Fix the mime types for MPEG and MPEG-TS formats
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As per the RFCs:
http://tools.ietf.org/html/rfc3555#page-38
http://tools.ietf.org/html/rfc3003
11 years ago
Christophe Gisquet
c081ca851c
x86: hpeldsp: avg_pixels_xy2 for mmx2&3dnow
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This is a port of the inline assembly of the mmx version to use the
pavg(us|)b instruction.
8 16
mmx 1498 4355
mmx2 1242 3509
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Christophe Gisquet
17ac998055
x86: hpeldsp: mark _xy2 versions as approximate
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Currently, only the mmx version is bitexact, the others (mmxext and
3dnow) are not, in spite of their naming.
Therefore, make their name more obvious. Also restore a comment that
was removed in 71155d7b
.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Christophe Gisquet
f8de35ebc4
x86: hpeldsp: kill hpeldsp_mmx.c
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before:
1987 decicycles in 8_x2, 262121 runs, 23 skips
after:
1902 decicycles in 8_x2, 262112 runs, 32 skips
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Vignesh Venkatasubramanian
bda8ceb9f8
maintainers: adding myself as a maintainer to webm dash
...
adding myself as a maintainer to webm dash (part of matroskaenc.c)
Signed-off-by: Vignesh Venkatasubramanian <vigneshv@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Vignesh Venkatasubramanian
37cef8c774
libavformat/matroskaenc: Add WebM DASH support
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WebM DASH specification [1] requires the Clusters and Cues to be output in a
specific way. Adding a flag to matroskaenc that will enable support for
creating WebM/Mkv files conforming to the WebM DASH specification.
[1] http://wiki.webmproject.org/adaptive-streaming/webm-dash-specification
Signed-off-by: Vignesh Venkatasubramanian <vigneshv@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
a996eacce2
Merge remote-tracking branch 'cehoyos/master'
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* cehoyos/master:
Autodetect Asterisk raw pcm with extension "sln".
Merged-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Carl Eugen Hoyos
eff913c972
Autodetect Asterisk raw pcm with extension "sln".
11 years ago
Michael Niedermayer
124c94a1c8
avdevice/v4l2: Use av_malloc_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
aca48725af
avcodec/proresdec2: Use av_malloc_array()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
e8e9186a70
avcodec/pgssubdec: Use av_malloc(z)_array()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
f932e5f716
avcodec/vdpau_internal: move "struct vdpau_picture_context" up to avoid "#else"
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Dale Curtis
d5d6b8e259
Fix compilation error around struct visibility when VDPAU disabled.
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
James Almer
80ee2dfcf6
x86/dsputil: port ff_put_signed_pixels_clamped_mmx to yasm
...
Also add an SSE2 version
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
James Almer
7b05267239
x86/dsputil: port clear_block functions to yasm
...
Signed-off-by: James Almer <jamrial@gmail.com>
Reviewed-by: Christophe Gisquet <christophe.gisquet@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago