Justin Ruggles
02738792c5
lavr: fix the decision for writing directly to the output buffer
...
If there are any samples remaining in the output fifo from previous conversion
calls, we have to output those samples first instead of doing direct output
of the current samples.
2012-11-17 20:09:40 -05:00
Anton Khirnov
e7ba5b1de0
lavr: change the type of the data buffers to uint8_t**.
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This is more consistent with what the rest of Libav does.
This breaks API.
2012-10-05 13:49:44 +02:00
Martin Storsjö
1d9c2dc89a
Don't include common.h from avutil.h
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Signed-off-by: Martin Storsjö <martin@martin.st>
2012-08-15 22:32:06 +03:00
Justin Ruggles
8821ae649e
lavr: fix handling of custom mix matrices
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Adds some validation for changing parameters after setting the matrix and
fixes a bug in the conversion path setup.
2012-08-04 10:28:22 -04:00
Justin Ruggles
2f096bb10e
lavr: add x86-optimized mixing functions
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Adds optimized functions for mixing 3 through 8 input channels to 1 and 2
output channels in fltp or s16p format with flt coeffs.
2012-07-27 11:25:48 -04:00
Justin Ruggles
6410397600
lavr: resampling: add support for s32p, fltp, and dblp internal sample formats
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Based partially on implementation by Michael Niedermayer <michaelni@gmx.at> in
libswresample in FFmpeg. See commits:
7f1ae79d38c4edba9dbd31d7bf797e525298ac55
24ab1abfb6d55bf330022df4b10d7aec80b3f116
2012-07-08 15:22:11 -04:00
Justin Ruggles
8ca08066fc
lavr: Use AV_SAMPLE_FMT_NONE to auto-select the internal sample format
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Also make this the default value.
2012-07-08 15:22:11 -04:00
Anton Khirnov
9684341346
lavr: do not try to copy to uninitialized output audio data.
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This would happen at least when lavr is used as a fifo with no
conversion.
2012-05-09 17:38:23 +02:00
Anton Khirnov
0982b0a431
lavr: make avresample_read() with NULL output discard samples.
2012-05-09 17:37:47 +02:00
Justin Ruggles
c8af852b97
Add libavresample
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This is a new library for audio sample format, channel layout, and sample rate
conversion.
2012-04-24 21:28:27 -04:00
