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annotate DPF-Prymula-audioplugins/dpf/distrho/src/clap/plugin-factory.h @ 3:84e66ea83026

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DPF-Prymula-audioplugins-0.231015-2
author prymula <prymula76@outlook.com>
date Mon, 16 Oct 2023 21:53:34 +0200
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1 #pragma once
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2
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3 #include "plugin.h"
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5 static const CLAP_CONSTEXPR char CLAP_PLUGIN_FACTORY_ID[] = "clap.plugin-factory";
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6
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7 #ifdef __cplusplus
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8 extern "C" {
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9 #endif
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11 // Every method must be thread-safe.
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12 // It is very important to be able to scan the plugin as quickly as possible.
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13 //
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14 // The host may use clap_plugin_invalidation_factory to detect filesystem changes
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15 // which may change the factory's content.
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16 typedef struct clap_plugin_factory {
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17 // Get the number of plugins available.
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18 // [thread-safe]
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19 uint32_t(CLAP_ABI *get_plugin_count)(const struct clap_plugin_factory *factory);
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21 // Retrieves a plugin descriptor by its index.
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22 // Returns null in case of error.
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23 // The descriptor must not be freed.
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24 // [thread-safe]
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25 const clap_plugin_descriptor_t *(CLAP_ABI *get_plugin_descriptor)(
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26 const struct clap_plugin_factory *factory, uint32_t index);
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28 // Create a clap_plugin by its plugin_id.
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29 // The returned pointer must be freed by calling plugin->destroy(plugin);
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30 // The plugin is not allowed to use the host callbacks in the create method.
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31 // Returns null in case of error.
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32 // [thread-safe]
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33 const clap_plugin_t *(CLAP_ABI *create_plugin)(const struct clap_plugin_factory *factory,
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34 const clap_host_t *host,
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35 const char *plugin_id);
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36 } clap_plugin_factory_t;
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37
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38 #ifdef __cplusplus
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39 }
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40 #endif