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headphones
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Enable 15 band EQ.

This commit is contained in:
George Norton 2023-08-20 13:56:39 +01:00
parent 25f3ed25d9
commit 12f94d2250
4 changed files with 26 additions and 9 deletions
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3
firmware/code/CMakeLists.txt
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@ -62,6 +62,9 @@ target_compile_definitions(ploopy_headphones PRIVATE
GIT_HASH="${GIT_HASH}" GIT_HASH="${GIT_HASH}"
PICO_XOSC_STARTUP_DELAY_MULTIPLIER=64 PICO_XOSC_STARTUP_DELAY_MULTIPLIER=64
# Performance, avoid calls to ____wrap___aeabi_lmul_veneer when doing 64bit multiplies
PICO_INT64_OPS_IN_RAM=1
) )
pico_enable_stdio_usb(ploopy_headphones 0) pico_enable_stdio_usb(ploopy_headphones 0)

2
firmware/code/bqf.h
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@ -43,7 +43,7 @@ typedef struct _bqf_mem_t {
// In reality we do not have enough CPU resource to run 8 filtering // In reality we do not have enough CPU resource to run 8 filtering
// stages without some optimisation. // stages without some optimisation.
#define MAX_FILTER_STAGES 10 #define MAX_FILTER_STAGES 16
extern int filter_stages; extern int filter_stages;
extern bqf_coeff_t bqf_filters_left[MAX_FILTER_STAGES]; extern bqf_coeff_t bqf_filters_left[MAX_FILTER_STAGES];

23
firmware/code/configuration_manager.c
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@ -52,14 +52,21 @@ static const default_configuration default_config = {
.set_configuration = { SET_CONFIGURATION, sizeof(default_config) }, .set_configuration = { SET_CONFIGURATION, sizeof(default_config) },
.filters = { .filters = {
.filter = { FILTER_CONFIGURATION, sizeof(default_config.filters) }, .filter = { FILTER_CONFIGURATION, sizeof(default_config.filters) },
.f1 = { PEAKING, {0}, 40, -20, 1.4 }, .f1 = { PEAKING, {0}, 38.5, -21.0, 1.4 },
.f2 = { LOWSHELF, {0}, 105, 2.5, 0.7 }, .f2 = { LOWSHELF, {0}, 60, -6.7, 0.5 },
.f3 = { PEAKING, {0}, 450, 7, 1.8 }, .f3 = { PEAKING, {0}, 105, 5.5, 0.71 },
.f4 = { PEAKING, {0}, 2100, 8, 3.0 }, .f4 = { PEAKING, {0}, 280, -3.5, 1.1 },
.f5 = { PEAKING, {0}, 3500, -7.5, 2.9 }, .f5 = { PEAKING, {0}, 350, -1.6, 6.0 },
.f6 = { PEAKING, {0}, 5200, 5.5, 3.0 }, .f6 = { PEAKING, {0}, 425, 7.8, 1.3 },
.f7 = { PEAKING, {0}, 6400, -19, 4.0 }, .f7 = { PEAKING, {0}, 500, -2.0, 7.0 },
.f8 = { PEAKING, {0}, 9000, 3.0, 2.0 } .f8 = { PEAKING, {0}, 690, -5.5, 3.0 },
.f9 = { PEAKING, {0}, 1000, -2.2, 5.0 },
.f10 = { PEAKING, {0}, 1530, -4.0, 2.5 },
.f11 = { PEAKING, {0}, 2250, 6.0, 2.0 },
.f12 = { PEAKING, {0}, 3430, -12.2, 2.0 },
.f13 = { PEAKING, {0}, 4800, 4.0, 2.0 },
.f14 = { PEAKING, {0}, 6200, -15.0, 3.0 },
.f15 = { HIGHSHELF, {0}, 12000, -6.0, 0.71 }
}, },
.preprocessing = { .header = { PREPROCESSING_CONFIGURATION, sizeof(default_config.preprocessing) }, -0.16f, true, {0} } .preprocessing = { .header = { PREPROCESSING_CONFIGURATION, sizeof(default_config.preprocessing) }, -0.16f, true, {0} }
}; };

7
firmware/code/configuration_types.h
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@ -137,6 +137,13 @@ typedef struct __attribute__((__packed__)) _default_configuration {
filter3 f6; filter3 f6;
filter3 f7; filter3 f7;
filter3 f8; filter3 f8;
filter3 f9;
filter3 f10;
filter3 f11;
filter3 f12;
filter3 f13;
filter3 f14;
filter3 f15;
} filters; } filters;
preprocessing_configuration_tlv preprocessing; preprocessing_configuration_tlv preprocessing;
} default_configuration; } default_configuration;