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2912d2506f
Also emit port info the the merger monitor ports. Proxy params and buffers to the right monitor ports. fmtconvert does not always have dsp ports Increase resampler output buffer sizes so that we can up and downsample. Fix little off by one in native resampler. Fix passthrough in speex resampler.
55 lines
2 KiB
C
55 lines
2 KiB
C
/* Spa
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*
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* Copyright © 2018 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef RESAMPLE_H
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#define RESAMPLE_H
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#include <spa/support/cpu.h>
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#include <spa/support/log.h>
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struct resample {
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uint32_t cpu_flags;
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uint32_t channels;
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uint32_t i_rate;
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uint32_t o_rate;
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struct spa_log *log;
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double rate;
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void (*free) (struct resample *r);
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void (*update_rate) (struct resample *r, double rate);
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void (*process) (struct resample *r,
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const void * SPA_RESTRICT src[], uint32_t *in_len,
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void * SPA_RESTRICT dst[], uint32_t *out_len);
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void (*reset) (struct resample *r);
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uint32_t (*delay) (struct resample *r);
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void *data;
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};
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#define resample_free(r) (r)->free(r)
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#define resample_update_rate(r,...) (r)->update_rate(r,__VA_ARGS__)
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#define resample_process(r,...) (r)->process(r,__VA_ARGS__)
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#define resample_reset(r) (r)->reset(r)
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#define resample_delay(r) (r)->delay(r)
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#endif /* RESAMPLE_H */
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