Zachary Hall
f91ff0f36f
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68 lines
No EOL
2 KiB
C++
68 lines
No EOL
2 KiB
C++
#include "fluidsynth_backend.hpp"
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#include <algorithm>
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#include <ipc/common.pb.h>
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#include <exception>
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#include <filesystem>
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#include "file_backend.hpp"
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#include <stddef.h>
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#include <string.h>
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#include <file_backend.hpp>
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#include <util.hpp>
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void FluidSynthBackend::fluidsynth_get_property_list_wrapper(void *udata, const char *name, int type) {
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((FluidSynthBackend*)udata)->fluidsynth_get_property_list(name, type);
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}
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void FluidSynthBackend::fluidsynth_get_property_list(const char *name, int type) {
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Property property;
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property.set_path(fmt::format("fluidsynth/{0}", name));
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property.set_name(name);
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switch (type) {
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case FLUID_NUM_TYPE: {
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property.set_type(PropertyType::Double);
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} break;
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case FLUID_INT_TYPE: {
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property.set_type(PropertyType::Int);
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} break;
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case FLUID_STR_TYPE: {
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property.set_type(PropertyType::String);
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} break;
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}
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property.set_id(PropertyId::BackendSpecific);
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fluidsynth_properties.push_back(property);
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}
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std::vector<Property> FluidSynthBackend::get_property_list() {
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return fluidsynth_properties;
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}
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void FluidSynthBackend::load(const char *filename) {
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memset(&spec, 0, sizeof(spec));
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current_file = filename;
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spec.format = AUDIO_F32SYS;
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spec.samples = 100;
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spec.channels = 2;
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spec.freq = 48000;
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spec.size = 100 * 2 * sizeof(int16_t);
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file = open_file(filename);
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this->settings = new_fluid_settings();
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fluid_settings_foreach(settings, (void*)this, &fluidsynth_get_property_list_wrapper);
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}
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extern SDL_AudioSpec obtained;
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void FluidSynthBackend::switch_stream(int idx) {
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}
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void FluidSynthBackend::cleanup() {
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delete file;
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file = nullptr;
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}
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size_t FluidSynthBackend::render(void *buf, size_t maxlen) {
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size_t sample_type_len = 2;
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maxlen /= sample_type_len;
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maxlen *= sample_type_len;
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return copied;
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}
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void FluidSynthBackend::seek(double position) {
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}
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double FluidSynthBackend::get_position() {
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return position;
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}
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int FluidSynthBackend::get_stream_idx() {
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return 0;
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} |