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usbaudio: send through dsp (new)

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Does not seem to affect UI usability, but allowable DSP loads will vary
based on device and playback sample rate.

To-Do (someday):
- Add dedicated DSP channel
- How to apply DSP settings to above new channel? (UI)
- How to lock out timestretch from being enabled?

Change-Id: Ia24d1055340354e2c32e6008e7e2b03a8e88867d
This commit is contained in:
Dana Conrad 2025-11-02 00:02:02 +00:00
parent 7c4293af64
commit c533222851
12 changed files with 94 additions and 31 deletions
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10
lib/rbcodec/dsp/dsp_core.c
View file

@ -37,8 +37,8 @@
#ifndef DSP_PROCESS_START
/* These do nothing if not previously defined */
#define DSP_PROCESS_START()
#define DSP_PROCESS_LOOP()
#define DSP_PROCESS_START(yield)
#define DSP_PROCESS_LOOP(yield)
#define DSP_PROCESS_END()
#endif /* !DSP_PROCESS_START */
@ -433,7 +433,7 @@ static FORCE_INLINE void dsp_proc_call(struct dsp_proc_slot *s,
* of the call and how they function internally.
*/
void dsp_process(struct dsp_config *dsp, struct dsp_buffer *src,
struct dsp_buffer *dst)
struct dsp_buffer *dst, bool thread_yield)
{
if (dst->bufcount <= 0)
{
@ -441,7 +441,7 @@ void dsp_process(struct dsp_config *dsp, struct dsp_buffer *src,
return;
}
DSP_PROCESS_START();
DSP_PROCESS_START(thread_yield);
/* Tag input with codec-specified sample format */
src->format = dsp->io_data.format;
@ -479,7 +479,7 @@ void dsp_process(struct dsp_config *dsp, struct dsp_buffer *src,
dsp_advance_buffer32(buf, outcount);
dsp_advance_buffer_output(dst, outcount);
DSP_PROCESS_LOOP();
DSP_PROCESS_LOOP(thread_yield);
} /* while */
DSP_PROCESS_END();