Nyaaori/rockbox
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[Bug Fix] haas surround use delay_ms instead of index surround_strength

Browse source 
this appears to be an old bug

rather than using an index use delay_ms directly

Change-Id: Ia4d0bf8eb8030d6ded08354abc31cc7ddefdda99
This commit is contained in:
William Wilgus 2022-12-13 18:15:07 -05:00 committed by William Wilgus
parent 5903cd4bc8
commit 626be18da0
2 changed files with 24 additions and 33 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

55
lib/rbcodec/dsp/surround.c
View file

@ -30,13 +30,16 @@
static int surround_balance = 0;
static bool surround_side_only = false;
static int surround_mix = 100;
static int surround_strength = 0;
static int surround_delay_ms = 0;
/*1 sample ~ 11ns */
#define DLY_5MS 454
#define DLY_8MS 727
#define DLY_10MS 909
#define DLY_15MS 1363
#define DLY_30MS 2727
#define DLY_1US 90900
#define DLY_5MS ((DLY_1US * 5)/1000) /*(454)*/
/* No longer needed but kept for reference */
/*#define DLY_8MS 727*/
/*#define DLY_10MS 909*/
/*#define DLY_15MS 1363*/
#define DLY_30MS ((DLY_1US * 30)/1000) /*(2727)*/
#define MIN_DLY DLY_5MS
#define MAX_DLY DLY_30MS
#define B0_DLY (MAX_DLY/8 + 1)
@ -120,48 +123,36 @@ void dsp_surround_set_cutoff(int frq_l, int frq_h)
surround_update_filter(dsp_get_output_frequency(dsp));
}
static void surround_set_stepsize(int surround_strength)
static void surround_set_delay(int surround_delay_ms)
{
if (handle >= 0)
dsp_surround_flush();
switch(surround_strength)
{
case 1:
dly_size = DLY_5MS;
break;
case 2:
dly_size = DLY_8MS;
break;
case 3:
dly_size = DLY_10MS;
break;
case 4:
dly_size = DLY_15MS;
break;
case 5:
dly_size = DLY_30MS;
break;
}
dly_size = ((DLY_1US * surround_delay_ms) /1000);
if (dly_size < MIN_DLY)
dly_size = MIN_DLY;
else if (dly_size > MAX_DLY)
dly_size = MAX_DLY;
}
void dsp_surround_enable(int var)
void dsp_surround_enable(int delay_ms)
{
if (var == surround_strength)
if (delay_ms == surround_delay_ms)
return; /* No setting change */
surround_strength = var;
surround_delay_ms = delay_ms;
struct dsp_config *dsp = dsp_get_config(CODEC_IDX_AUDIO);
bool was_enabled = dsp_proc_enabled(dsp, DSP_PROC_SURROUND);
bool now_enabled = var > 0;
bool now_enabled = delay_ms > 0;
if (now_enabled)
surround_set_delay(delay_ms);
if (was_enabled == now_enabled)
return; /* No change in enabled status */
if (now_enabled)
surround_set_stepsize(var);
/* If changing status, enable or disable it; if already enabled push
additional DSP_PROC_INIT messages with value = 1 to force-update the
filters */

2
lib/rbcodec/dsp/surround.h
View file

@ -23,7 +23,7 @@
#include <stdbool.h>
void dsp_surround_enable(int var);
void dsp_surround_set_balance(int var);
void dsp_surround_set_balance(int delay_ms);
void dsp_surround_set_cutoff(int frq_l, int frq_h);
void dsp_surround_side_only(bool var);
void dsp_surround_mix(int var);