Max Kellermann
37d6cc07a7
pcm: use nullptr instead of NULL
2014-07-30 18:44:20 +02:00
Max Kellermann
74a05a7f53
pcm/Neon: explicit rounding
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Convert to 31 bit first, then right-shift with rounding to 16 bit.
2014-03-19 06:54:06 +01:00
Max Kellermann
b55e1dcb5e
pcm/Neon: make neon_x4_b() variadic
2014-03-16 09:30:50 +01:00
Max Kellermann
6f4775a8ee
pcm/Neon: apply bit shift during float->int conversion
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Avoid multiplication. This is a speedup of 20%.
2014-03-16 09:05:30 +01:00
Max Kellermann
5696f91a1e
pcm/PcmFormat: ARM NEON optimizations for float->s16
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This is nearly 4 times faster than the "portable" algorithm.
2014-03-15 11:41:01 +01:00
Max Kellermann
bb6ee71f08
pcm/PcmFormat: don't use WritableBuffer
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The previous commit eliminated the need for that.
2014-03-14 23:23:16 +01:00
Max Kellermann
0d0642fd67
pcm/PcmFormat: instantiate FloatToInteger<S32>
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.. instead of reusing FloatToInteger<S24> and converting from S24 to
S32 in-place.
2014-03-14 23:21:20 +01:00
Max Kellermann
08e6cf3dd2
pcm/PcmFormat: eliminate more duplicate code with templates
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Refactor the conversion functions to classes and pass an instance to
the new function AllocateConvert().
2014-03-14 20:54:09 +01:00
Max Kellermann
044134eba0
pcm/PcmFormat: eliminate local variable "bits"
2014-03-14 20:53:22 +01:00
Max Kellermann
9fa6fa522e
pcm/PcmFormat: remove obsolete AllocateFromFloat() overload
2014-03-14 20:53:14 +01:00
Max Kellermann
4ba7427fa0
util/{Const,Writable}Buffer: add operator[]
2014-03-01 07:49:13 +01:00
Max Kellermann
327cbf48f5
pcm/FallbackResampler: add missing ConstBuffer<T>::ToVoid() call
2014-02-06 23:48:01 +01:00
Max Kellermann
197b503f3e
Config*: move to config/
2014-01-24 00:20:01 +01:00
Chase Geigle
716bdc36fd
pcm/SoxrResampler: Add configurable quality levels
2014-01-21 20:35:26 +01:00
Max Kellermann
a52cae1dba
pcm/Volume: make DSD a no-op
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Kludge to work around DSD playback failure because the
ReplayGainFilterPlugin is always in the filter chain.
2014-01-17 23:57:30 +01:00
Max Kellermann
4f83c60296
copyright year 2014
2014-01-13 22:31:55 +01:00
Max Kellermann
bd01d80ffc
pcm/Utils: remove unused function pcm_end_pointer()
2014-01-07 00:46:47 +01:00
Max Kellermann
7eda72d440
pcm/Volume: use number of samples instead of end pointer
2014-01-07 00:42:02 +01:00
Max Kellermann
c75339edcc
pcm/Format: change parameters/return values to ConstBuffer
2014-01-06 23:08:49 +01:00
Max Kellermann
b0b7244b3a
pcm/Format: use number of samples instead of end pointer
2014-01-06 22:42:33 +01:00
Max Kellermann
92aa464edb
pcm/Volume: remove unused function pcm_volume_dither()
2013-12-28 18:39:26 +01:00
Max Kellermann
da29298d4d
pcm/PcmMix: improved dithering
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Use the existing PcmDither library.
2013-12-28 18:30:27 +01:00
Max Kellermann
afcf0795c4
pcm/Volume: improved dithering
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Instead of just adding a rectangular random value before shifting back
to the normal scale, use the existing PcmDither library.
2013-12-28 18:30:24 +01:00
Max Kellermann
394e2815db
pcm/PcmDither: inline Dither24To16() and Dither32To16()
2013-12-28 18:30:13 +01:00
Max Kellermann
f3bbe4bb1f
pcm/Volume: remove optimized i386 assembly
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This code is unable to dither. Until we implement that, let's remove
the code for now. i386 isn't relevant anymore anyway.
2013-12-28 17:24:54 +01:00
Max Kellermann
2a3a18a283
pcm/Traits: use 32 bit integer for S8 long_type
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16 bit is not enough for volume calculations.
2013-12-25 12:28:18 +01:00
Max Kellermann
431c80f4f0
pcm/Dither: add API documentation
2013-12-24 23:45:38 +01:00
Max Kellermann
9ac18c39a1
pcm/Dither: move shift from DitherConvert() to Dither()
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All callers need this shift, so let's move it to the basic method.
2013-12-24 23:39:29 +01:00
Max Kellermann
d1b7473418
pcm/Dither: rename DitherShift() to DitherConvert()
2013-12-24 23:38:11 +01:00
Max Kellermann
8edde7a4b3
pcm/Volume: convert to class
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Prepare for adding state.
2013-12-23 10:58:37 +01:00
Max Kellermann
d11a0c9f14
pcm/Volume: apply volume into destination buffer
2013-12-23 10:55:29 +01:00
Max Kellermann
7be2abe6b5
pcm/Volume: convert i386 code to template specialization
2013-12-23 10:35:35 +01:00
Max Kellermann
4a62cd4ad8
pcm/Volume: move code to template pcm_volume_sample()
2013-12-23 10:35:23 +01:00
Max Kellermann
6d21b9448a
pcm/PcmVolume: rename to Volume.cxx
2013-12-23 10:35:21 +01:00
Max Kellermann
2d1a3073f6
pcm/PcmConvert: move the Domain instance to Domain.cxx
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Rename pcm_convert_domain to pcm_domain. Move it out so we can use it
without depending on the whole PcmConvert library.
2013-12-23 10:35:19 +01:00
Max Kellermann
1543e529f1
pcm/Dither: convert remaining methods to templates
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Use the SampleTraits template and let the compiler generate a special
case for S32 instead of reusing S24_P32.
2013-12-22 22:18:06 +01:00
Max Kellermann
4043f320fe
pcm/Dither: generic sample dithering using template
2013-12-22 22:06:25 +01:00
Max Kellermann
32b834aa04
pcm/Traits: include stddef.h for size_t
2013-12-22 22:06:25 +01:00
Max Kellermann
b43ec3d6f0
pcm/Traits: add MIN and MAX
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Move from PcmClamp().
2013-12-22 21:32:25 +01:00
Max Kellermann
316a25dead
pcm/Volume: add constant PCM_VOLUME_BITS
2013-12-22 21:31:17 +01:00
Max Kellermann
bfe020e06c
pcm/Volume: make PCM_VOLUME_1 a "constexpr"
2013-12-22 21:20:40 +01:00
Max Kellermann
5aae560683
pcm/Prng: make pcm_prng() inline
2013-12-22 21:20:38 +01:00
Max Kellermann
86e72ffefb
util/Clamp: generic Clamp() function
2013-12-22 21:08:06 +01:00
Max Kellermann
c6ef0e8887
pcm/Traits: add typedef "sum_type"
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Allow 32 bit platforms to use 32 bit instead of 64 bit for summing 24
bit samples.
2013-12-02 11:48:10 +01:00
Max Kellermann
f761d583b5
pcm/Traits: use int_leastX_t types
2013-12-02 11:47:17 +01:00
Max Kellermann
cee1ac150e
pcm/PcmChannels: implement fake N-to-M mapping
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This is really just a mono mapper, but the important part is that this
library cannot fail anymore.
2013-12-02 11:42:19 +01:00
Max Kellermann
71b47ae3ef
pcm/PcmChannels: use the SampleTraits library
2013-12-02 11:28:54 +01:00
Max Kellermann
36e3fda554
pcm/Traits: add template specialization for FLOAT
2013-12-02 11:26:38 +01:00
Max Kellermann
2b44a2c9bd
pcm/PcmChannels: use struct ConstBuffer
2013-12-02 11:21:32 +01:00
Max Kellermann
af3b454805
pcm/PcmBuffer: add typed method GetT()
2013-12-02 11:21:32 +01:00
Max Kellermann
3a0f3eaa50
pcm/PcmUtils: use the SampleTraits library
2013-12-02 11:21:32 +01:00
Max Kellermann
80eb8d9e26
pcm/PcmUtils: remove unused function PcmClampN()
2013-12-02 11:21:32 +01:00
Max Kellermann
30c4136c4d
pcm/PcmVolume: use the SampleTraits library
2013-12-02 11:21:32 +01:00
Max Kellermann
83e4475021
pcm/PcmFormat: use SampleTraits::long_type in ConvertFromFloat()
2013-12-02 11:21:32 +01:00
Max Kellermann
c071d6d9f6
pcm/PcmPrng: add "constexpr"
2013-12-02 11:21:32 +01:00
Max Kellermann
023482406f
pcm/PcmMix: use the SampleTraits library for MixRamp
2013-12-01 22:49:50 +01:00
Max Kellermann
04ba40981f
pcm/PcmMix: use the SampleTraits library
2013-12-01 22:44:16 +01:00
Max Kellermann
fc10bdf24d
pcm/SampleTraits: use 64 bit for S24 long_type
2013-12-01 22:44:16 +01:00
Max Kellermann
28ad79c97a
pcm/Traits: add typedef long_type
2013-12-01 19:32:48 +01:00
Max Kellermann
7661ad6653
pcm/Traits: add API documentation
2013-12-01 19:32:00 +01:00
Max Kellermann
e1436063ff
pcm/PcmFormat: move generic definitions to Traits.hxx
2013-12-01 19:24:37 +01:00
Max Kellermann
3e11a28cd9
pcm/SoxrResampler: new resampler option using libsoxr
2013-12-01 19:13:39 +01:00
Max Kellermann
3ed80f3139
pcm/ConfiguredResampler: convert boolean flag to enum
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Prepare for adding more resamplers.
2013-12-01 19:13:39 +01:00
Max Kellermann
5ba90cd8ea
pcm/PcmResampler: convert to abstract interface
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The PcmResampler interface is implemented by the two classes
FallbackPcmResampler and LibsampleratePcmResampler. This prepares for
adding more resampler libraries.
2013-11-30 16:22:57 +01:00
Max Kellermann
e9127523db
pcm/PcmConvert: move code to new class GluePcmResampler
2013-11-30 14:10:31 +01:00
Max Kellermann
92004f2e7e
pcm/PcmConvert: move code to new class PcmChannelsConverter
2013-11-30 13:22:25 +01:00
Max Kellermann
0eefc7a43c
pcm/PcmConvert: move code to new class PcmFormatConverter
2013-11-30 13:08:55 +01:00
Max Kellermann
3a666702af
pcm/PcmConvert: add AudioFormat parameters
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Don't use src_format. In the middle of Convert(), the current
AudioFormat has already been modified, it's now something in between
src_format and dest_format. This simplifies keeping track of what
remains to be done.
2013-11-30 13:00:41 +01:00
Max Kellermann
3c0c939689
pcm/PcmConvert: use struct ConstBuffer internally
2013-11-29 22:48:23 +01:00
Max Kellermann
413f7c64e5
pcm/PcmDsd: use struct ConstBuffer
2013-11-29 22:06:14 +01:00
Max Kellermann
abeebfe070
pcm/PcmDsd: make attributes private
2013-11-29 22:05:29 +01:00
Max Kellermann
1a002eb23d
PcmConvert: add pcm_convert_global_init()
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Wrapper for pcm_resample_global_init(), just in case other PCM
libraries need initialization, too.
2013-11-29 11:00:57 +01:00
Max Kellermann
e504913b0f
pcm: drop compatibility with libsamplerate older than 0.1.3
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Remove compatibility code.
2013-11-28 20:48:02 +01:00
Max Kellermann
a788b7e747
PcmConvert: fix src_format corruption when converting from DSD
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Method PcmConvert::Convert() modifies the src_format variable. This
used to be a parameter, however commit d2679f59c
made it an attribute
instead. The modification to src_format persisted, and the next call
would return garbage.
2013-11-28 18:43:33 +01:00
Max Kellermann
f90abe9530
include cleanup using iwyu
2013-11-28 11:50:54 +01:00
Max Kellermann
99527051b5
Merge branch 'v0.18.x'
2013-11-23 18:45:02 +01:00
Max Kellermann
fc7d5b055d
PcmResampleLibsamplerate: clip 24 bit data
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Using pcm_resample_lsr_32() for 24 bit samples works, but may cause 24
bit overflows. This commit makes 24 bit a special case with explicit
clipping.
2013-11-22 23:27:56 +01:00
Max Kellermann
87c8953e8e
PcmResample: un-inline Resample24()
2013-11-22 23:24:40 +01:00
Max Kellermann
45d27a52f1
PcmUtils: add function PcmClampN()
2013-11-22 23:24:40 +01:00
Max Kellermann
d2679f59c5
PcmConvert: add methods Open(), Close()
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Replaces Reset() and eliminates the AudioFormat parameters from the
Convert() method.
2013-11-13 21:06:33 +01:00
Max Kellermann
44ac84767e
PcmResampleFallback: use PcmBuffer instead of PcmResampler
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Lighter API.
2013-11-13 18:39:15 +01:00
Max Kellermann
8555b65c50
*: update copyright year to 2013
2013-10-30 23:37:06 +01:00
Max Kellermann
50dc98367c
PcmMix: use negative value instead of NaN for addition
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Avoid NaN to allow -ffast-math.
2013-10-30 17:23:49 +01:00
Max Kellermann
20597b3632
*: use nullptr instead of NULL
2013-10-28 23:58:17 +01:00
Max Kellermann
12e9b7eafa
PcmFormat: move definitions to struct SampleTraits
2013-10-28 21:29:36 +01:00
Max Kellermann
222dc8a239
Util/ASCII: add StringEqualsCaseASCII() overload with length
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Replaces GLib's g_ascii_strncasecmp().
2013-10-21 08:42:55 +02:00
Max Kellermann
5e26e2ab1d
system/ByteOrder: new library for byte ordering / endianess
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Replacing GLib macros.
2013-10-16 22:09:44 +02:00
Max Kellermann
6b2b5af344
util/byte_reverse: convert to C++
2013-10-16 22:07:52 +02:00
Max Kellermann
f32fbd9ed1
pcm_pack: convert to C++
2013-10-16 22:07:43 +02:00
Max Kellermann
dbd88e6aef
Client, ...: remove unnecessary glib.h include
2013-10-15 22:51:09 +02:00
Max Kellermann
509f8dab89
Util/Macros: replacement for GLib's G_N_ELEMENTS()
2013-10-15 22:47:39 +02:00
Max Kellermann
be2951b45f
gcc.h: rename to Compiler.h
2013-10-15 09:21:59 +02:00
Max Kellermann
1dd1a705b5
gcc.h: major update
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Copy the according file from another project (i.e. XCSoar). This will
allow copying more code more easily.
2013-10-15 09:13:22 +02:00
Max Kellermann
060814daa8
Log: new logging library API
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Prepare to migrate away from GLib. Currently, we're still using GLib
as a backend.
2013-10-02 08:57:55 +02:00
Max Kellermann
26d92c80ed
conf.h: remove obsolete header
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Use only ConfigData.hxx in plugin sources to reduce header
dependencies.
2013-09-05 08:47:10 +02:00
Max Kellermann
29030b54c9
util/Error: new error passing library
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Replaces GLib's GError.
2013-09-04 18:14:22 +02:00
Max Kellermann
44a0e21795
PcmBuffer: move code to new class ReusableBuffer
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ReusableBuffer is more generic.
2013-08-07 18:51:21 +02:00
Max Kellermann
870cc1d928
add missing includes
2013-08-07 18:23:55 +02:00
Max Kellermann
85b77b81ca
*: use gcc.h macros instead of GLib
2013-08-04 23:48:01 +02:00
Max Kellermann
d1e7b4e381
audio_format: convert to C++
2013-08-03 21:37:56 +02:00