From f96071f12d8a57f6deed4fd42ea19a32873fb843 Mon Sep 17 00:00:00 2001 From: David Reid Date: Sun, 20 Jun 2021 10:29:19 +1000 Subject: [PATCH] Add some filter nodes. * Biquad * LPF * HPF * BPF * Notch * Peak * Low / High Shelf --- research/miniaudio_engine.h | 722 ++++++++++++++++++++++++++++++++++++ 1 file changed, 722 insertions(+) diff --git a/research/miniaudio_engine.h b/research/miniaudio_engine.h index 3ad07453..4beeaa29 100644 --- a/research/miniaudio_engine.h +++ b/research/miniaudio_engine.h @@ -2003,6 +2003,119 @@ MA_API void ma_sound_group_set_stop_time_in_milliseconds(ma_sound_group* pGroup, MA_API ma_bool32 ma_sound_group_is_playing(const ma_sound_group* pGroup); MA_API ma_uint64 ma_sound_group_get_time_in_pcm_frames(const ma_sound_group* pGroup); + + +/* +Biquad Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_biquad biquad; +} ma_biquad_node; + +MA_API ma_result ma_biquad_node_init(ma_node_graph* pNodeGraph, const ma_biquad_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_biquad_node* pNode); +MA_API ma_result ma_biquad_node_reinit(const ma_biquad_config* pConfig, ma_biquad_node* pNode); +MA_API void ma_biquad_node_uninit(ma_biquad_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +Low Pass Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_lpf lpf; +} ma_lpf_node; + +MA_API ma_result ma_lpf_node_init(ma_node_graph* pNodeGraph, const ma_lpf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_lpf_node* pNode); +MA_API ma_result ma_lpf_node_reinit(const ma_lpf_config* pConfig, ma_lpf_node* pNode); +MA_API void ma_lpf_node_uninit(ma_lpf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +High Pass Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_hpf hpf; +} ma_hpf_node; + +MA_API ma_result ma_hpf_node_init(ma_node_graph* pNodeGraph, const ma_hpf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_hpf_node* pNode); +MA_API ma_result ma_hpf_node_reinit(const ma_hpf_config* pConfig, ma_hpf_node* pNode); +MA_API void ma_hpf_node_uninit(ma_hpf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +Band Pass Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_bpf bpf; +} ma_bpf_node; + +MA_API ma_result ma_bpf_node_init(ma_node_graph* pNodeGraph, const ma_bpf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_bpf_node* pNode); +MA_API ma_result ma_bpf_node_reinit(const ma_bpf_config* pConfig, ma_bpf_node* pNode); +MA_API void ma_bpf_node_uninit(ma_bpf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +Notching Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_notch2 notch; +} ma_notch_node; + +MA_API ma_result ma_notch_node_init(ma_node_graph* pNodeGraph, const ma_notch_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_notch_node* pNode); +MA_API ma_result ma_notch_node_reinit(const ma_notch_config* pConfig, ma_notch_node* pNode); +MA_API void ma_notch_node_uninit(ma_notch_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +Peaking Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_peak2 peak; +} ma_peak_node; + +MA_API ma_result ma_peak_node_init(ma_node_graph* pNodeGraph, const ma_peak_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_peak_node* pNode); +MA_API ma_result ma_peak_node_reinit(const ma_peak_config* pConfig, ma_peak_node* pNode); +MA_API void ma_peak_node_uninit(ma_peak_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +Low Shelf Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_loshelf2 loshelf; +} ma_loshelf_node; + +MA_API ma_result ma_loshelf_node_init(ma_node_graph* pNodeGraph, const ma_loshelf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_loshelf_node* pNode); +MA_API ma_result ma_loshelf_node_reinit(const ma_loshelf_config* pConfig, ma_loshelf_node* pNode); +MA_API void ma_loshelf_node_uninit(ma_loshelf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + + +/* +High Shelf Filter Node +*/ +typedef struct +{ + ma_node_base baseNode; + ma_hishelf2 hishelf; +} ma_hishelf_node; + +MA_API ma_result ma_hishelf_node_init(ma_node_graph* pNodeGraph, const ma_hishelf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_hishelf_node* pNode); +MA_API ma_result ma_hishelf_node_reinit(const ma_hishelf_config* pConfig, ma_hishelf_node* pNode); +MA_API void ma_hishelf_node_uninit(ma_hishelf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks); + #ifdef __cplusplus } #endif @@ -13084,4 +13197,613 @@ MA_API ma_uint64 ma_sound_group_get_time_in_pcm_frames(const ma_sound_group* pGr } + + +/* +Biquad Node +*/ +static void ma_biquad_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_biquad_node* pLPFNode = (ma_biquad_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_biquad_process_pcm_frames(&pLPFNode->biquad, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_biquad_node_vtable +{ + ma_biquad_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_biquad_node_init(ma_node_graph* pNodeGraph, const ma_biquad_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_biquad_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_biquad_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_biquad_init(pConfig, &pNode->biquad); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_biquad_node_reinit(const ma_biquad_config* pConfig, ma_biquad_node* pNode) +{ + ma_biquad_node* pLPFNode = (ma_biquad_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_biquad_reinit(pConfig, &pLPFNode->biquad); +} + +MA_API void ma_biquad_node_uninit(ma_biquad_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + +/* +Low Pass Filter Node +*/ +static void ma_lpf_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_lpf_node* pLPFNode = (ma_lpf_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_lpf_process_pcm_frames(&pLPFNode->lpf, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_lpf_node_vtable +{ + ma_lpf_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_lpf_node_init(ma_node_graph* pNodeGraph, const ma_lpf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_lpf_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_lpf_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_lpf_init(pConfig, &pNode->lpf); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_lpf_node_reinit(const ma_lpf_config* pConfig, ma_lpf_node* pNode) +{ + ma_lpf_node* pLPFNode = (ma_lpf_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_lpf_reinit(pConfig, &pLPFNode->lpf); +} + +MA_API void ma_lpf_node_uninit(ma_lpf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + +/* +High Pass Filter Node +*/ +static void ma_hpf_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_hpf_node* pHPFNode = (ma_hpf_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_hpf_process_pcm_frames(&pHPFNode->hpf, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_hpf_node_vtable +{ + ma_hpf_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_hpf_node_init(ma_node_graph* pNodeGraph, const ma_hpf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_hpf_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_hpf_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_hpf_init(pConfig, &pNode->hpf); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_hpf_node_reinit(const ma_hpf_config* pConfig, ma_hpf_node* pNode) +{ + ma_hpf_node* pHPFNode = (ma_hpf_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_hpf_reinit(pConfig, &pHPFNode->hpf); +} + +MA_API void ma_hpf_node_uninit(ma_hpf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + + +/* +Band Pass Filter Node +*/ +static void ma_bpf_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_bpf_node* pBPFNode = (ma_bpf_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_bpf_process_pcm_frames(&pBPFNode->bpf, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_bpf_node_vtable +{ + ma_bpf_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_bpf_node_init(ma_node_graph* pNodeGraph, const ma_bpf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_bpf_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_bpf_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_bpf_init(pConfig, &pNode->bpf); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_bpf_node_reinit(const ma_bpf_config* pConfig, ma_bpf_node* pNode) +{ + ma_bpf_node* pBPFNode = (ma_bpf_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_bpf_reinit(pConfig, &pBPFNode->bpf); +} + +MA_API void ma_bpf_node_uninit(ma_bpf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + +/* +Notching Filter Node +*/ +static void ma_notch_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_notch_node* pBPFNode = (ma_notch_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_notch2_process_pcm_frames(&pBPFNode->notch, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_notch_node_vtable +{ + ma_notch_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_notch_node_init(ma_node_graph* pNodeGraph, const ma_notch_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_notch_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_notch_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_notch2_init(pConfig, &pNode->notch); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_notch_node_reinit(const ma_notch_config* pConfig, ma_notch_node* pNode) +{ + ma_notch_node* pBPFNode = (ma_notch_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_notch2_reinit(pConfig, &pBPFNode->notch); +} + +MA_API void ma_notch_node_uninit(ma_notch_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + +/* +Peaking Filter Node +*/ +static void ma_peak_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_peak_node* pBPFNode = (ma_peak_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_peak2_process_pcm_frames(&pBPFNode->peak, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_peak_node_vtable +{ + ma_peak_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_peak_node_init(ma_node_graph* pNodeGraph, const ma_peak_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_peak_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_peak_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_peak2_init(pConfig, &pNode->peak); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_peak_node_reinit(const ma_peak_config* pConfig, ma_peak_node* pNode) +{ + ma_peak_node* pBPFNode = (ma_peak_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_peak2_reinit(pConfig, &pBPFNode->peak); +} + +MA_API void ma_peak_node_uninit(ma_peak_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + +/* +Low Shelf Filter Node +*/ +static void ma_loshelf_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_loshelf_node* pBPFNode = (ma_loshelf_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_loshelf2_process_pcm_frames(&pBPFNode->loshelf, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_loshelf_node_vtable +{ + ma_loshelf_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_loshelf_node_init(ma_node_graph* pNodeGraph, const ma_loshelf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_loshelf_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_loshelf_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_loshelf2_init(pConfig, &pNode->loshelf); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_loshelf_node_reinit(const ma_loshelf_config* pConfig, ma_loshelf_node* pNode) +{ + ma_loshelf_node* pBPFNode = (ma_loshelf_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_loshelf2_reinit(pConfig, &pBPFNode->loshelf); +} + +MA_API void ma_loshelf_node_uninit(ma_loshelf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + + + +/* +High Shelf Filter Node +*/ +static void ma_hishelf_node_process_pcm_frames(ma_node* pNode, const float** ppFramesIn, ma_uint32* pFrameCountIn, float** ppFramesOut, ma_uint32* pFrameCountOut) +{ + ma_hishelf_node* pBPFNode = (ma_hishelf_node*)pNode; + + MA_ASSERT(pNode != NULL); + (void)pFrameCountIn; + + ma_hishelf2_process_pcm_frames(&pBPFNode->hishelf, ppFramesOut[0], ppFramesIn[0], *pFrameCountOut); +} + +static ma_node_vtable g_ma_hishelf_node_vtable +{ + ma_hishelf_node_process_pcm_frames, + NULL, /* onGetRequiredInputFrameCount */ + 1, /* One input. */ + 1, /* One output. */ + 0 /* Default flags. */ +}; + +MA_API ma_result ma_hishelf_node_init(ma_node_graph* pNodeGraph, const ma_hishelf_config* pConfig, const ma_allocation_callbacks* pAllocationCallbacks, ma_hishelf_node* pNode) +{ + ma_result result; + ma_node_config baseNodeConfig; + + if (pNode == NULL) { + return MA_INVALID_ARGS; + } + + MA_ZERO_OBJECT(pNode); + + if (pConfig == NULL) { + return MA_INVALID_ARGS; + } + + if (pConfig->format != ma_format_f32) { + return MA_INVALID_ARGS; /* The format must be f32. */ + } + + baseNodeConfig = ma_node_config_init(); + baseNodeConfig.vtable = &g_ma_hishelf_node_vtable; + baseNodeConfig.inputChannels[0] = pConfig->channels; + baseNodeConfig.outputChannels[0] = pConfig->channels; + + result = ma_node_init(pNodeGraph, &baseNodeConfig, pAllocationCallbacks, pNode); + if (result != MA_SUCCESS) { + return result; + } + + result = ma_hishelf2_init(pConfig, &pNode->hishelf); + if (result != MA_SUCCESS) { + ma_node_uninit(pNode, pAllocationCallbacks); + return result; + } + + return result; +} + +MA_API ma_result ma_hishelf_node_reinit(const ma_hishelf_config* pConfig, ma_hishelf_node* pNode) +{ + ma_hishelf_node* pBPFNode = (ma_hishelf_node*)pNode; + + MA_ASSERT(pNode != NULL); + + return ma_hishelf2_reinit(pConfig, &pBPFNode->hishelf); +} + +MA_API void ma_hishelf_node_uninit(ma_hishelf_node* pNode, const ma_allocation_callbacks* pAllocationCallbacks) +{ + ma_node_uninit(pNode, pAllocationCallbacks); +} + #endif