Commit message (Collapse) | Author | Age | Files | Lines | |
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* | Remove the old ringbuffer implementation | Chris Robinson | 2016-03-30 | 1 | -7/+0 |
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* | Move the aligned malloc functions to the common lib | Chris Robinson | 2016-03-29 | 1 | -5/+1 |
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* | Include any first-order scaling in the FOAOut coefficients | Chris Robinson | 2016-03-25 | 1 | -2/+0 |
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* | Implement AL_EXT_STEREO_ANGLES support | Chris Robinson | 2016-03-25 | 1 | -0/+5 |
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* | Allow second-order HQ decoding | Chris Robinson | 2016-03-23 | 1 | -1/+6 |
| | | | | | | | | Could really do with some optimizations to the mixing gain calculations. For ambisonic targets, the coefficients will only have 1 non-0 entry for each output, so the double loop in unnecessarily wasteful. Similarly, most uses won't need a full height encoding either, so a horizontal-only or mixed-order target could reduce the number of channels. | ||||
* | Add a specific output for first-order sources | Chris Robinson | 2016-03-22 | 1 | -0/+9 |
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* | Store the effect's output buffer in the effect state | Chris Robinson | 2016-03-17 | 1 | -0/+3 |
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* | Rename the BFormat channels to Aux | Chris Robinson | 2016-03-16 | 1 | -4/+4 |
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* | Add config options to enable the hq ambisonic decoder | Chris Robinson | 2016-03-16 | 1 | -2/+1 |
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* | Add a dual-band ambisonic decoder | Chris Robinson | 2016-03-15 | 2 | -1/+5 |
| | | | | | | | | | | This uses a virtual B-Format buffer for mixing, and then uses a dual-band decoder for improved positional quality. This currently only works with first- order output since first-order input (from the AL_EXT_BFROMAT extension) would not sound correct when fed through a second- or third-order decoder. This also does not currently implement near-field compensation since near-field rendering effects are not implemented. | ||||
* | Add a loader for ambdec files | Chris Robinson | 2016-03-14 | 1 | -1/+2 |
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* | Use the real output's left and right channels with HRTF | Chris Robinson | 2016-03-11 | 1 | -2/+2 |
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* | Generalize GetChannelIdxByName | Chris Robinson | 2016-03-10 | 1 | -6/+6 |
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* | Keep track of the real output's channel names | Chris Robinson | 2016-03-10 | 1 | -0/+2 |
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* | Organize the dry buffer properties into a struct | Chris Robinson | 2016-03-09 | 1 | -19/+25 |
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* | Track the virtual and real output buffers ecplicitly | Chris Robinson | 2016-03-09 | 1 | -1/+12 |
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* | Add an option for pair-wise stereo panning | Chris Robinson | 2016-02-26 | 1 | -5/+7 |
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* | Use 2-channel UHJ for stereo output | Chris Robinson | 2016-02-26 | 1 | -0/+3 |
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* | Remove an unused function | Chris Robinson | 2016-02-23 | 1 | -2/+0 |
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* | Use an 8-channel cube for HRTF's virtual format. | Chris Robinson | 2016-02-20 | 1 | -0/+9 |
| | | | | | | There were phase issues caused by applying HRTF directly to the B-Format channels, since the HRIR delays were all averaged which removed the inter-aural time-delay, which in turn removed significant spatial information. | ||||
* | Calculate HRTF stepping params right before mixing | Chris Robinson | 2016-02-14 | 2 | -9/+11 |
| | | | | | This means we track the current params and the target params, rather than the target params and the stepping. This closer matches the non-HRTF mixers. | ||||
* | Calculate channel gain stepping just before mixing | Chris Robinson | 2016-02-14 | 2 | -9/+14 |
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* | Rename ComputeBFormatGains to ComputeFirstOrderGains | Chris Robinson | 2016-01-31 | 1 | -5/+5 |
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* | Make the source's buffer queue a singly-linked list | Chris Robinson | 2016-01-31 | 1 | -1/+0 |
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* | Mix to multichannel for effects | Chris Robinson | 2016-01-28 | 2 | -6/+23 |
| | | | | | | This mixes to a 4-channel first-order ambisonics buffer. With ACN ordering and N3D scaling, this makes it easy to remain compatible with effects that only care about mono input since channel 0 is an unattenuated mono signal. | ||||
* | Pass a pointer to the input samples array for effect processing | Chris Robinson | 2016-01-27 | 1 | -2/+2 |
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* | Separate calculating ambisonic coefficients from the panning gains | Chris Robinson | 2016-01-25 | 2 | -16/+36 |
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* | Reorder filterstate properties | Chris Robinson | 2016-01-23 | 1 | -7/+8 |
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* | Inline a couple filterstate methods | Chris Robinson | 2016-01-23 | 1 | -2/+25 |
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* | Use doubles for the constructed listener matrix | Chris Robinson | 2015-11-11 | 2 | -14/+39 |
| | | | | | | This helps the stability of transforms to local space for sources that are at or near the listener. With a single-precision matrix, even FLT_EPSILON might not be enough to detect matching positions. | ||||
* | Implement a band-limited sinc resampler | Chris Robinson | 2015-11-05 | 2 | -4/+32 |
| | | | | | | | | This is essentially a 12-point sinc resampler, unless it's resampling to a rate higher than the output, at which point it will vary between 12 and 24 points and do anti-aliasing to avoid/reduce frequencies going over nyquist. Code provided by Christopher Fitzgerald. | ||||
* | Pass in the Q parameter for setting the filter parameters | Chris Robinson | 2015-11-01 | 2 | -20/+36 |
| | | | | Also better handle the peaking filter gain. | ||||
* | Remove an unused struct field | Chris Robinson | 2015-11-01 | 1 | -1/+0 |
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* | Fix a comment | Chris Robinson | 2015-11-01 | 1 | -1/+1 |
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* | Finalize ALC_SOFT_HRTF | Chris Robinson | 2015-10-28 | 1 | -22/+0 |
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* | Rename ALC_NUM_HRTF_SPECIFIER_SOFT to ALC_NUM_HRTF_SPECIFIERS_SOFT | Chris Robinson | 2015-10-26 | 1 | -1/+1 |
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* | Update filter histories even when they're not used | Chris Robinson | 2015-10-24 | 1 | -0/+2 |
| | | | | | | If the filter properties are continually updated, and the HF or LF gain goes from <1, to 1, and later back to <1, the history shouldn't hold stale values from before it was at 1. | ||||
* | Use one send gain per buffer channel | Chris Robinson | 2015-10-23 | 1 | -1/+1 |
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* | Convert the PortAudio backend to the new backend API | Chris Robinson | 2015-10-22 | 1 | -3/+0 |
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* | Remove the MIDI code | Chris Robinson | 2015-10-20 | 2 | -387/+0 |
| | | | | | | | The extension's not going anywhere, and it can't do anything fluidsynth can't. The code maintenance and bloat is not worth keeping around, and ideally the AL API would be able to facilitate MIDI-like behavior anyway (envelopes, start-at- time, etc). | ||||
* | Remove unused channel labels | Chris Robinson | 2015-10-18 | 1 | -9/+0 |
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* | Use a constant value for the post-position padding | Chris Robinson | 2015-10-15 | 2 | -3/+6 |
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* | Store the source's previous samples with the voice | Chris Robinson | 2015-10-15 | 2 | -0/+5 |
| | | | | | | This helps avoid different results when looping is toggled within a couple samples of the loop point, or when a processed buffer is removed while the source is only a couple samples into the next buffer. | ||||
* | Replace the sinc6 resampler with sinc8, and make SSE versions | Chris Robinson | 2015-10-11 | 1 | -4/+5 |
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* | Move the FIR4 from SSE2 to SSE3 | Chris Robinson | 2015-10-11 | 1 | -2/+3 |
| | | | | | SSE3 can avoid the slow _MM_TRANSPOSE_PS4 call thanks to the inclusion of horizontal adds. | ||||
* | Allow apps to request a specific HRTF | Chris Robinson | 2015-10-07 | 1 | -2/+3 |
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* | Use the enumerated HRTF list for selecting an HRTF | Chris Robinson | 2015-10-06 | 1 | -0/+1 |
| | | | | Also report the proper specifier of the one currently in use. | ||||
* | Enumerate and list HRTFs per-device | Chris Robinson | 2015-10-06 | 1 | -0/+1 |
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* | Add a function to get a list of data files | Chris Robinson | 2015-10-03 | 1 | -0/+2 |
| | | | | | | The method takes a marked-up filename (e.g. may include %r for a sample rate, %% for %, etc), and returns a vector of strings of found filenames that match. It will search the CWD, the local, and global data directories, in that order. | ||||
* | Add methods to enumerate and query device HRTFs | Chris Robinson | 2015-10-03 | 1 | -0/+4 |
| | | | | Currently just returns a dummy entry. |