Anton Khirnov
129bb23843
lavfi: add a slice threading infrastructure
...
Mostly based on libavcodec's
2013-05-24 09:28:18 +02:00
Anton Khirnov
2a6eaeaa85
Move get_logical_cpus() from lavc/pthread to lavu/cpu.
...
It will be useful in lavfi, and could conceivably be useful to the user
applications as well.
2013-05-24 09:28:00 +02:00
Yusuke Nakamura
b493847df4
avcodec: Add picture structure information to AVCodecParserContext.
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-05-24 08:43:14 +02:00
Anton Khirnov
e6c4ac7b5f
pixdesc: rename PIX_FMT_* flags to AV_PIX_FMT_FLAG_*
2013-05-15 07:46:51 +02:00
Masaki Tanaka
507b1e454c
avcodec: Add field order information to AVCodecParserContext.
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-05-03 08:16:10 +02:00
Anton Khirnov
35386fbf41
doc/APIchanges: add missing hashes and dates
2013-04-24 09:48:57 +02:00
Anton Khirnov
5e83d9aced
h264: fully support cropping.
...
Based on a patch by Vittorio Giovara <vittorio.giovara@gmail.com>
Fixes Bug 378.
2013-04-19 09:28:08 +02:00
Anton Khirnov
fa2a34cd40
lavfi: change the filter registering system to match the other libraries
...
Removes an arbitrary hardcoded limit on the number of filters.
2013-04-11 20:44:03 +02:00
Anton Khirnov
7e8fe4be5f
lavfi: add a function for counting elements in AVFilterPad arrays.
...
The caller needs to know what valid indices can be passed to
avfilter_pad_get_name/type.
2013-04-11 20:43:47 +02:00
Anton Khirnov
7cdd737ba8
lavfi: mark filters with dynamic number of inputs or outputs with special flags
...
This will be useful in avtools in the following commits.
Any other caller might also want to know this information.
2013-04-11 20:42:41 +02:00
Anton Khirnov
1ba95a9cca
lavfi: add avfilter_init_dict() for initializing a filter with a dict.
2013-04-11 20:40:20 +02:00
Anton Khirnov
48a5adab62
lavfi: add avfilter_init_str() to replace avfilter_init_filter().
...
Drop the unused opaque parameter from its signature.
2013-04-11 20:39:13 +02:00
Anton Khirnov
111367263a
lavfi: add AVFilterContext.graph.
...
It will be useful in the following commits.
2013-04-11 20:38:23 +02:00
Anton Khirnov
c2c9801bc9
lavfi: deprecate avfilter_graph_add_filter().
...
Since this function adds a standalone filter to a filter graph and we do
not support creating such filters, there is no reason for this function
to exist.
2013-04-11 20:36:42 +02:00
Anton Khirnov
bc1a985ba0
lavfi: replace avfilter_open() with avfilter_graph_alloc_filter().
...
Since we do not support "standalone" filters not attached to an
AVFilterGraph, we should not have a public function to create such
filters. In addition that function is horribly named, the action it does
cannot be possibly described as "opening" a filter.
2013-04-11 20:34:14 +02:00
Anton Khirnov
38f0c0781a
lavfi: merge avfiltergraph.h into avfilter.h
...
We do not support using filters without AVFilterGraph in practice
anyway, so there is no point in pretending we do.
2013-04-11 20:33:33 +02:00
Anton Khirnov
cdac3acb11
lavfi: add a bump and docs entries for the AVOptions switch
2013-04-09 19:13:27 +02:00
Anton Khirnov
2c328a9079
pixdesc: add a function for counting planes in a pixel format.
2013-03-19 11:12:17 +01:00
Anton Khirnov
42c7c61ab2
avfiltergraph: replace AVFilterGraph.filter_count with nb_filters
...
This is more consistent with the naming in the rest of Libav.
2013-03-16 05:33:23 +01:00
Anton Khirnov
d8b31be6ca
Add the bumps and APIchanges entries for reference counted buffers changes.
2013-03-08 07:41:49 +01:00
Reimar Döffinger
12c5c1d3e3
avstring: Add locale independent versions of some ctype.h functions
...
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-03-07 15:16:26 +02:00
Justin Ruggles
9f1223562e
lavfi: connect libavresample options to af_resample via AVFilterGraph
2013-02-23 17:07:54 -05:00
Justin Ruggles
38c1466ca4
dict: add av_dict_parse_string()
...
Can be used to set multiple key/value pairs from a string.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-01-25 17:20:03 +01:00
Vladimir Pantelic
b85a5e87af
lavu: Add av_strnstr()
...
This is a length limited version of strstr()
Signed-off-by: Vladimir Pantelic <vladoman@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-01-25 10:47:51 +01:00
Martin Storsjö
8ee288d258
lavu: Add an API for calculating HMAC (RFC 2104)
...
This supports HMAC-MD5 and HMAC-SHA1 for now, other hashes are
simple to add.
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-01-15 11:54:19 +02:00
Rémi Denis-Courmont
44e065d56c
vdpau: Add context and common helpers for hwaccel support
...
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2013-01-13 14:41:27 +01:00
Diego Biurrun
f89466ad6f
Add version bump and APIchanges entry for Add AV_PIX_FMT_VDPAU.
...
Also fix a lavu version typo in APIchanges.
2013-01-12 12:28:12 +01:00
Justin Ruggles
142c39097c
doc/APIchanges: fill in missing dates and hashes.
2013-01-08 14:51:30 -05:00
Justin Ruggles
074a00d192
lavr: add a public function for setting a custom channel map
...
This allows reordering, duplication, and silencing of input channels.
2013-01-07 21:49:06 -05:00
Luca Barbato
d8fd06c37d
avstring: add av_basename and av_dirname
...
Thread safe version of the common basename and dirname.
2012-12-29 17:26:22 +01:00
Janne Grunau
bf5f46b4cc
APIChanges: add entry for av_read_packet deprecation
2012-11-15 17:49:53 +01:00
Justin Ruggles
5980f5dd18
lavu: rename audioconvert.* to channel_layout.* and deprecate audioconvert.h
2012-11-11 13:35:12 -05:00
Justin Ruggles
dfde8a34e5
lavu: add av_ctz() for trailing zero bit count
2012-11-05 15:32:29 -05:00
Anton Khirnov
add3a6902e
lavu: bump major to 52
...
In addition to the recent tables mess, the AVOption defaults behavior
changed, so an old lavc used with a new lavu will get completely messed
up defaults.
2012-10-23 07:33:05 +02:00
Anton Khirnov
9cac8a5199
APIchanges: update lavr bump date
2012-10-23 07:33:05 +02:00
Nathan Caldwell
a893655bda
avutil: Add AVERROR_EXPERIMENTAL
...
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2012-10-21 22:38:21 +02:00
Anton Khirnov
d2fcb356ca
pixdesc: add functions for accessing pixel format descriptors.
...
Make av_pix_fmt_descriptors table static on next major bump.
Making the table public is dangerous, since the caller has no way to
know how large it actually is. It also prevents adding new fields to
AVPixFmtDescriptor without a major bump.
2012-10-12 12:45:25 +02:00
Martin Storsjö
9a92aea27b
avutil: Add functions for allocating opaque contexts for algorithms
...
The current API where the plain size is exposed is not of much
use - in most cases it is allocated dynamically anyway.
If allocated e.g. on the stack via an uint8_t array, there's no
guarantee that the struct's members are aligned properly (unless
the array is overallocated and the opaque pointer within it
manually aligned to some unspecified alignment).
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-10-11 23:35:27 +03:00
Luca Barbato
b522000e9b
avio: introduce avio_closep
2012-10-10 18:56:55 +02:00
Anton Khirnov
78071a1420
pixfmt: add AV_ prefixes to PIX_FMT_*
2012-10-08 07:12:16 +02:00
Anton Khirnov
2f49e3da33
doc/APIchanges: fill in missing dates and hashes.
2012-10-05 14:01:39 +02:00
Anton Khirnov
006afc7a0b
lavr: bump major to 1 and declare it stable.
2012-10-05 13:50:13 +02:00
Anton Khirnov
a42aadabc6
lavc: add avcodec_free_frame().
...
Since an AVFrame now has malloced members (extended_data), it must have
a destructor.
2012-09-24 12:31:24 +02:00
Tim Walker
8919fee7d2
lavu/audioconvert: add a second low frequency channel.
...
Can be used by DTS-HD, TrueHD and E-AC-3, among others.
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
2012-09-12 18:26:53 -04:00
Martin Storsjö
686a329395
avopt: Reorder the default_val struct, making i64 the first field
...
Also mention this change in APIchanges.
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-09-04 23:16:11 +03:00
Anton Khirnov
a2318326f1
lavc: add lossy/lossless codec properties.
2012-08-30 13:55:55 +02:00
Anton Khirnov
7b44061f4b
doc/APIchanges: add an entry for codec descriptors.
...
Also fill in missing dates and hashes.
2012-08-23 08:51:04 +02:00
Martin Storsjö
1d9c2dc89a
Don't include common.h from avutil.h
...
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-08-15 22:32:06 +03:00
Anton Khirnov
2ff67c909c
lavc: fix mixing CODEC_ID/AV_CODEC_ID in C++ code.
...
C++ does not allow to mix different enums, so e.g. code comparing
ACodecID with CodecID would fail to compile with gcc.
This very evil hack should fix this problem.
2012-08-10 18:48:40 +02:00
Mans Rullgard
987170cb9d
dict: add av_dict_count()
...
This adds a function to retrieve the number of entries in a
dictionary and updates the places directly accessing what should
be an opaque struct to use this new function instead.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-08-10 15:15:00 +01:00
Anton Khirnov
104e10fb42
lavc: add AV prefix to codec ids.
2012-08-07 15:56:39 +02:00
Diego Biurrun
239fdf1b4a
x86: build: replace mmx2 by mmxext
...
Refactoring mmx2/mmxext YASM code with cpuflags will force renames.
So switching to a consistent naming scheme beforehand is sensible.
The name "mmxext" is more official and widespread and also the name
of the CPU flag, as reported e.g. by the Linux kernel.
2012-08-03 22:51:05 +02:00
Luca Barbato
681ed00099
avf: introduce nobuffer option
...
Useful in cases where a significant analyzeduration is
still needed, while minimizing buffering before output.
An example is processing low-latency streams where all
media types won't necessarily come in if the
analyzeduration is small.
Additional changes by Josh Allmann <joshua.allmann@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-07-29 07:58:00 +02:00
Robert Nagy
b70d89a033
lavfi: add avfilter_unref_bufferp()
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-07-20 21:06:18 +02:00
Luca Barbato
45ff9e5b57
doc: update api changes with the right commit hashes
2012-07-14 20:07:25 +02:00
Luca Barbato
f3e5e6f05b
mem: introduce av_malloc_array and av_mallocz_array
...
Both function ease allocating large arrays implementing the overflow
check inside it.
2012-07-14 20:07:25 +02:00
Anton Khirnov
58b049f2fa
lavfi: support automatically inserting the fifo filter when needed.
...
This breaks libavfilter ABI.
2012-06-22 21:06:01 +02:00
Mans Rullgard
d3d3a32c9d
lavu: add av_usleep() function
...
This function implements a delay using the first available
of the following functions:
- nanosleep()
- usleep()
- Sleep() (Windows)
The conditional #includes in time.c are simplified by including
unistd.h and windows.h whenever they are available rather than
having these lines triggered by specific functions.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-06-22 17:15:18 +01:00
Mans Rullgard
dc7e336cae
lavf, lavu: version bumps and APIchanges for av_gettime() move
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-06-21 11:45:28 +01:00
John Stebbins
3971be0eb5
Add Dolby/DPLII downmix support to libavresample
...
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
2012-06-18 10:55:00 -04:00
Anton Khirnov
9baeff9506
lavfi: replace AVFilterContext.input/output_count with nb_inputs/outputs
...
This is more consistent with naming in the rest of Libav.
2012-06-13 11:13:22 +02:00
Anton Khirnov
84b9fbe055
lavfi: add avfilter_pad_get_type() and avfilter_pad_get_name().
...
This will allow making AVFilterPad opaque for the calling apps, since
those are the only two fields that can be useful to the users.
2012-06-13 11:10:17 +02:00
Anton Khirnov
b0f0dfc485
Bump lavu minor and add an APIChanges entry for audioconvert functions.
2012-06-10 08:04:01 +02:00
Samuel Pitoiset
154486f9ad
opt: Add av_opt_set_bin()
...
Introduce a new function to set binary data through AVOption,
avoiding having to convert the binary data to a string inbetween.
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-05-26 14:31:44 +03:00
James Zern
e9cef89702
avformat: Add a flag to mark muxers that allow (non strict) monotone timestamps.
...
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
2012-05-20 19:50:32 -04:00
Anton Khirnov
d89eca507c
Add missing version bumps and APIchanges/Changelog entries.
2012-05-15 06:57:31 +02:00
Anton Khirnov
a5117a2444
lavc: pad last audio frame with silence when needed.
2012-05-09 17:46:54 +02:00
Anton Khirnov
828bd088f3
lavc: add sample rate and channel layout to AVFrame.
...
Rationale is the same as for video width/height etc.
2012-05-07 07:08:03 +02:00
Justin Ruggles
4010d724e1
lavr: use 8.8 instead of 10.6 as the 16-bit fixed-point mixing coeff type
2012-05-01 13:52:59 -04:00
Justin Ruggles
f7ff099997
APIchanges: fill in some dates and commit hashes
2012-04-30 13:51:41 -04:00
Mans Rullgard
3527a73933
avutil: add av_parse_cpu_flags() function
...
This moves the cpu flag parsing code from avconv to avutil so
it can be accessed elsewhere.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 23:19:40 +01:00
Justin Ruggles
c8af852b97
Add libavresample
...
This is a new library for audio sample format, channel layout, and sample rate
conversion.
2012-04-24 21:28:27 -04:00
Justin Ruggles
0c0d1bce7c
avutil: add audio fifo buffer
...
The functions operate on the sample level rather than the byte level and work
with all audio sample formats.
2012-04-20 09:43:11 -04:00
Stefano Sabatini
91d3cbe0fd
avfiltergraph: make the AVFilterInOut alloc/free API public
...
This is required for letting applications to create and destroy
AVFilterInOut structs in a convenient way.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-04-14 09:25:46 +02:00
Justin Ruggles
4d693b023c
avutil: add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
...
Based on a patch by Clément Bœsch <ubitux@gmail.com>
2012-04-08 15:13:28 -04:00
Justin Ruggles
5cc51a5847
avutil: Add av_get_default_channel_layout()
...
Also, use the new function in the AC-3 encoder.
2012-04-05 16:35:14 -04:00
Anton Khirnov
9c47f2b294
APIchanges: mark the place where 0.7 was cut.
2012-03-26 10:08:58 +02:00
Anton Khirnov
75bdd55e77
APIchanges: mark the place where 0.8 was cut.
2012-03-26 10:08:57 +02:00
Anton Khirnov
5d20e7b7ea
APIchanges: fill in missing dates and hashes.
2012-03-26 10:08:56 +02:00
Diego Biurrun
343bfdd38a
APIchanges: Replace Subversion revision numbers by Git hashes.
2012-03-18 16:07:33 +01:00
Anton Khirnov
4d851f8dcf
cpu: add av_set_cpu_flags_mask().
2012-03-06 15:02:28 +01:00
Justin Ruggles
9524cf79df
avcodec: add av_get_audio_frame_duration() function.
...
This is a utility function for the user to get the frame duration based on
the codec id, frame size in bytes, and various AVCodecContext parameters.
2012-03-05 13:08:15 -05:00
Anton Khirnov
44fe77b350
lavc: make codec_is_decoder/encoder() public.
2012-03-04 21:08:52 +01:00
Martin Storsjö
442c1320e7
avpacket: Add a function for shrinking already allocated side data
...
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-03-01 16:08:30 +02:00
Anton Khirnov
322537478b
Add a minor bump, changelog/APIchanges entry and some documentation for APIC support.
2012-02-29 14:44:22 +01:00
Anton Khirnov
f5f5b154e7
doc/APIchanges: fill in missing dates and hashes.
2012-02-27 08:35:32 +01:00
Justin Ruggles
c9bca80132
avutil: add AVERROR_UNKNOWN
...
Useful to return instead of -1 when the cause of the error is unknown,
typically from an external library.
2012-02-25 11:49:41 -05:00
Diego Biurrun
b315042c8c
Remove libpostproc.
...
This library does not fit into Libav as a whole and its code is just a
maintenance burden. Furthermore it is now available as an external project,
which completely obviates any reason to keep it around.
URL: http://git.videolan.org/?p=libpostproc.git
2012-02-23 19:36:16 +01:00
Justin Ruggles
e9cda85351
avcodec: add duration field to AVCodecParserContext
...
This will allow parsers to export the duration of the current frame being
output, if known, instead of using AVCodecContext.frame_size.
2012-02-20 15:08:40 -05:00
Justin Ruggles
0b42a9388c
avutil: add av_rescale_q_rnd() to allow different rounding
2012-02-20 15:08:40 -05:00
Anton Khirnov
38d5533228
pixdesc: mark pseudopaletted formats with a special flag.
...
This makes it possible to dintinguish them from PAL8.
Fixes an invalid write in avpicture_layout().
2012-02-08 21:01:31 +01:00
Anton Khirnov
52f82a1148
lavc: add avcodec_encode_video2() that encodes from an AVFrame -> AVPacket
...
Deprecate avcodec_encode_video().
2012-02-08 20:54:24 +01:00
Janne Grunau
fcc518a024
APIchanges: add missing commit hashes
2012-02-02 14:29:47 +01:00
Janne Grunau
316fc7443b
avcodec: Add av_fast_padded_malloc().
...
Wrapper around av_fast_malloc() that keeps FF_INPUT_BUFFER_PADDING_SIZE
zero-padded bytes at the end of the used buffer.
Based on a patch by Reimar Döffinger <Reimar.Doeffinger@gmx.de>.
2012-02-01 19:19:35 +01:00
Anton Khirnov
dd6d3b0e02
lavf: add functions for accessing the fourcc<->CodecID mapping tables.
...
Fixes bug 212.
2012-01-31 16:53:35 +01:00
Anton Khirnov
af08d9aeea
lavc: add avcodec_is_open().
...
It allows to check whether an AVCodecContext is open in a documented
way. Right now the undocumented way this check is done in lavf/lavc is
by checking whether AVCodecContext.codec is NULL. However it's desirable
to be able to set AVCodecContext.codec before avcodec_open2().
2012-01-31 07:55:24 +01:00
Martin Storsjö
c9b309e8cb
doc: Fix the name of the new function
...
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-01-30 21:29:56 +02:00
Paul B Mahol
8b933129b9
avutil: make intfloat api public
...
The functions are already av_ prefixed and intfloat header is already provided.
Install libavutil/intfloat.h
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2012-01-30 07:41:31 +01:00
Anton Khirnov
44911f2985
APIchanges: mention avcodec_alloc_context()/2/3
...
There was no minor bump for making avcodec_alloc_context3() public and
deprecating the other two, so I'm using the first next lavc bump.
2012-01-28 19:45:10 +01:00
Anton Khirnov
a17479dfce
lavf: increase major version from 53 to 54.
2012-01-27 10:52:39 +01:00