Wim Taymans
45574ba4f4
audio-resampler: improve phase error
...
Accept a phase error of maximum 10%, which turns out to be inaudible.
2016-03-28 13:25:51 +02:00
Wim Taymans
b0b3350717
audio-resampler: improve phase calculation
...
Also calculate the GCD with the current phase so that we can accurately
represent the current phase with the new resample rates.
2016-03-28 13:25:51 +02:00
Wim Taymans
bbdb447b2b
audio-resampler: fix history after buffer resize
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When we resize the temp buffer, move the history in its new place.
2016-03-28 13:25:51 +02:00
Wim Taymans
ed747492ef
audio-resampler: add reset function
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Add a function to reset the audio-resampler.
Use new function in audio-converter
Use the new functions in gstaudioresample and fixup drain functions.
2016-03-28 13:25:51 +02:00
Wim Taymans
ea469ad9a8
audio-resampler: Small fixes
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Fix the phase.
Reset the new sample buffer with 0.
Move samples around when we change the filter size.
2016-03-28 13:25:51 +02:00
Wim Taymans
a489f9ddb3
audio-resampler: Rework make_taps
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Make it return a pointer to the generated taps. That way we can later
decide to actually cache it or not.
2016-03-28 13:25:51 +02:00
Wim Taymans
05eb109c0d
audio-resampler: handle filter length changes
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Update the buffer with history samples when the filter length changes
because of an update of the parameters or sample rates.
2016-03-28 13:25:51 +02:00
Wim Taymans
8dfb3ffb99
audio-resampler: fix samples_avail
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We only know the taps after we calculate them.
2016-03-28 13:25:51 +02:00
Wim Taymans
c8fc9d88a7
audio-resampler: work on dynamically changing the samplerate
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Calculate the new phase for the new sample rate.
Fix some docs.
2016-03-28 13:25:51 +02:00
Wim Taymans
4e48867097
audio-resampler: small cleanups
2016-03-28 13:25:51 +02:00
Wim Taymans
85c77659b9
audio-resampler: add fallback to mono function
...
Remove stereo implementations. Implement fall back to mono functions
when the stereo function is missing.
2016-03-28 13:25:50 +02:00
Wim Taymans
2555317a71
audio-resampler: add float stereo SSE function
2016-03-28 13:25:50 +02:00
Wim Taymans
e74c207433
audio-resampler: Fix compilation of intrinsics
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Only compile intrinsics when we are building for the selected
architecture.
Add sse4.1 optimized int32 resampler code.
2016-03-28 13:25:50 +02:00
Wim Taymans
98bd349b88
audioconvert: only resample on supported formats
2016-03-28 13:25:50 +02:00
Wim Taymans
d348fbb9b9
audio-converter: make some optimized functions
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Make an optimized function that just calls the resampler when possible.
Optimize the resampler transform_size function a little.
2016-03-28 13:25:50 +02:00
Wim Taymans
23531bdc93
audio-resampler: remove mirror function
...
We don't need to mirror the input, just assume 0 samples.
Always move the processed samples to the start of the buffer.
Add some G_LIKELY
2016-03-28 13:25:50 +02:00
Wim Taymans
6f685410b1
audio-resampler: also enable sse when sse2 is available
2016-03-28 13:25:50 +02:00
Wim Taymans
71871c5048
audio-resampler: optimizations
...
Improve int16 resampling by using pmaddwd
Use intrinsics to scale and pack int16 samples
Align the coefficients so that we can use aligned loads
Add padding to taps and samples so that we don't have to use partial
loads for the remainder of the loops.
Remove copy_n, we can reuse the plain copy function with some new
parameters.
Align and pad the sample array.
2016-03-28 13:25:50 +02:00
Wim Taymans
f55a67ca7c
audio-resampler: make pluggable optimized functions
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Add support for x86 specialized functions and select them at runtime.
2016-03-28 13:25:50 +02:00
Wim Taymans
819c4c26c7
audio-resampler: combine functions
2016-03-28 13:25:50 +02:00
Wim Taymans
de37491662
audio-converter: simplify API
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Remove the consumed/produced output fields from the resampler and
converter. Let the caler specify the right number of input/output
samples so we can be more optimal.
Use just one function to update the converter configuration.
Simplify some things internally.
Make it possible to use writable input as temp space in audioconvert.
2016-03-28 13:25:50 +02:00
Wim Taymans
1d9a793545
audio-converter: more work on resampling
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- Fix the resampler in the audio converter
- fix memory leaks
2016-03-28 13:13:59 +02:00
Wim Taymans
75d668e152
audio-converter: add resampler
...
Add a resampler to the processing chain when needed.
port the audio resampler to the new audioconverter library
2016-03-28 13:13:59 +02:00
Tim-Philipp Müller
f4fb623aba
audiodecoder: avoid unnecessary gst_pad_has_current_caps() checks
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No need to do this for each input buffer, we have the input caps
stored somewhere already.
https://bugzilla.gnome.org/show_bug.cgi?id=763337
2016-03-24 14:49:12 +02:00
Jimmy Ohn
65f721b326
codec-utils: Add utilities for AAC and the AACHead header
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Add utilities about the channels and sample rate for AAC.
https://bugzilla.gnome.org/show_bug.cgi?id=749110
2016-03-24 14:27:21 +02:00
Vineeth TM
44b70ca3a1
base: use new gst_element_class_add_static_pad_template()
...
https://bugzilla.gnome.org/show_bug.cgi?id=763075
2016-03-24 14:25:41 +02:00
Stian Selnes
93196092d1
rtcpbuffer: Add API for APP packets
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https://bugzilla.gnome.org/show_bug.cgi?id=761944
2016-03-24 14:24:11 +02:00
Haakon Sporsheim
d8e9a711a0
rtcpbuffer: Add profile-specific extension API.
...
https://bugzilla.gnome.org/show_bug.cgi?id=761950
2016-03-24 14:22:54 +02:00
Víctor Manuel Jáquez Leal
327d617d39
install-plugins: update documentation
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Use gst-inspect-1.0 instead of gst-inspect-0.10
https://bugzilla.gnome.org/show_bug.cgi?id=763316
2016-03-24 10:29:27 +02:00
Wim Taymans
c0ef1ea553
audio-channel-mixer: improve non-interleaved flags
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Make separate flags for non-interleaved input and output because the
channel mixer should be able to convert between the two layouts in the
future.
2016-03-04 17:17:33 +01:00
Tim-Philipp Müller
b424712644
video: update disted orc backup file
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https://bugzilla.gnome.org/show_bug.cgi?id=761851
2016-02-27 00:13:03 +00:00
Göran Jönsson
babcf4d30c
video-converter: add direct UYVY to GRAY8 conversion function
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https://bugzilla.gnome.org/show_bug.cgi?id=761851
2016-02-26 23:56:51 +00:00
Lim Siew Hoon
5ae5f9055f
pbutils: docs: Remove the empty lines in between <refsect2> and </refsect2>
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They are converted into <para></para> by gtk-doc...
https://bugzilla.gnome.org/show_bug.cgi?id=762674
2016-02-26 14:46:44 +02:00
Sebastian Dröge
87f380867b
audiovisualizer: Let GstAudioVisualizerShader enum GType be autogenerated by glib-mkenums
...
That happens automatically already anyway.
2016-02-25 20:40:02 +02:00
Tim-Philipp Müller
c64dae3e1d
video: flesh out docs for gst_video_frame_map()
2016-02-25 17:46:31 +00:00
Luis de Bethencourt
e23b12b1c9
visual: correct type name
...
Base class type name should not reference libvisual since not all child
elements use this. This was an oversight when merging audiovisualizers into
a common base class.
2016-02-25 10:51:50 +00:00
Wim Taymans
221e661f07
audio-quantize: fix feedback dither
...
Make sure we allocated enough extra space in the error buffer to
store the feedback error.
2016-02-24 14:57:31 +01:00
Wim Taymans
3e8cf31a96
audio-converter: perform dithering on the current format
...
Use the current (intermediate) format to decide how to set up dithering
instead of the input format.
2016-02-24 14:57:31 +01:00
Sebastian Dröge
2c29f09da8
rtpbasepayload: Handle gst_pad_get_current_caps() returning NULL gracefully
2016-02-23 18:23:45 +02:00
Adam Miartus
2bab28f494
tag: id3v2: read conductor tag
...
ID3v2 features the TPE3 info frame, which contains information
about the conductor.
https://bugzilla.gnome.org/show_bug.cgi?id=762451
2016-02-22 21:16:54 +00:00
Tim-Philipp Müller
a62c7bd54c
Fix use of undeclared core debug category symbols
...
libgstreamer currently exports some debug category
symbols GST_CAT_*, but those are not declared in any
public headers.
Some plugins and libgstvideo just use GST_DEBUG_CATEGORY_EXTERN()
to declare and use those, but that's just not right at
all, and it won't work on Windows with MSVC. Instead look
up the categories via the API.
2016-02-20 11:31:43 +00:00
Tim-Philipp Müller
ddfe7a2808
win32: remove outdated build cruft
...
This hasn't been touched for generations, doesn't work,
and is just causing confusion. We also don't want to
maintain these files manually.
2016-02-20 10:05:17 +00:00
Havard Graff
1cb19d1146
rtp: build audio library before rtp
...
Because audio-enumtypes.h needs to be available for
gstrtpbaseaudiopayload.c
https://bugzilla.gnome.org/show_bug.cgi?id=761949
2016-02-16 17:42:44 +02:00
Stian Selnes
85f297d648
videoencoder: Fix leak when pre_push does not return OK
...
https://bugzilla.gnome.org/show_bug.cgi?id=761951
2016-02-13 10:09:45 -03:00
Wim Taymans
5cef3f31ad
audio-converter: make a copy if we can't write in unpack
...
If we don't have writable memory, make sure to make a copy of the input
samples into a temporary (writable) buffer, even if we are dealing with
a native intermediate format that we don't need to call the unpack
function for.
Fixes https://bugzilla.gnome.org/show_bug.cgi?id=761655
2016-02-10 12:51:23 +01:00
HoonHee Lee
dfa2f49523
audio/videodecoder: Minor cleanup of last commit
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https://bugzilla.gnome.org/show_bug.cgi?id=761218
2016-01-28 13:21:49 +01:00
HoonHee Lee
15df3c812b
audio/videodecoder: use gst_pad_peer_query_caps to make output caps
...
gst_pad_get_allowed_caps() will return NULL if the srcpad has no peer.
In that case, use gst_pad_peer_query_caps() with template caps as filter
to have negotiated output caps properly before forwarding GAP event.
https://bugzilla.gnome.org/show_bug.cgi?id=761218
2016-01-28 11:34:22 +01:00
Aurélien Zanelli
43db5e5ebd
video-format: fix GstVideoFormatInfo documentation warnings
...
Add missing ':' to tile_ws and tile_hs fields documentation to avoid
bad render of these two fields, mark reserved bytes as private to hide
field and avoid gtkdoc warning and add parameters description to
documented macro to avoid gtkdoc warnings.
https://bugzilla.gnome.org/show_bug.cgi?id=761132
2016-01-26 14:48:19 -05:00
Wim Taymans
03566e5002
audio-converter: add reset function
2016-01-26 17:19:34 +01:00
Wim Taymans
2d971df593
audio-converter: handle NULL input
...
Allow NULL as input to mean silence samples.
2016-01-26 17:19:34 +01:00