mirror of
https://github.com/holub/mame
synced 2025-04-24 09:20:02 +03:00
Add AudioUnit effect support to MAME
This commit is contained in:
Vas Crabb
parent
caf4face0d
commit
23247b3fb6
@ -18,8 +18,11 @@
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#include <AudioToolbox/AudioToolbox.h>
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#include <AudioUnit/AudioUnit.h>
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#include <CoreAudio/CoreAudio.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include <CoreServices/CoreServices.h>
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#include <string.h>
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class sound_coreaudio : public osd_module, public sound_module
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{
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@ -82,6 +85,8 @@ private:
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}
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int create_graph(osd_options const &options);
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int add_effect(char const *name);
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CFPropertyListRef load_property_list(char const *name) const;
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OSStatus render(
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AudioUnitRenderActionFlags *action_flags,
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@ -301,6 +306,8 @@ int sound_coreaudio::create_graph(osd_options const &options)
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for (unsigned i = EFFECT_COUNT_MAX; 0U < i; i--)
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{
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if (0 != add_effect(options.audio_effect(i - 1)))
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goto close_graph_and_return_error;
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}
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if (1U < m_node_count)
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@ -384,6 +391,259 @@ return_error:
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}
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int sound_coreaudio::add_effect(char const *name)
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{
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OSStatus err;
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if (!*name || !strcmp(name, OSDOPTVAL_NONE))
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return 0;
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CFPropertyListRef const properties = load_property_list(name);
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if (NULL == properties)
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return 0;
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if (CFDictionaryGetTypeID() != CFGetTypeID(properties))
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{
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osd_printf_error(
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"%s is not a valid AudioUnit effect description: expected dictionary\n",
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name);
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return 0;
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}
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CFTypeRef type = NULL;
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CFTypeRef subtype = NULL;
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CFTypeRef manufacturer = NULL;
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CFTypeRef class_info = NULL;
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if (CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("ComponentType"))
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&& CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("ComponentSubType"))
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&& CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("ComponentManufacturer"))
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&& CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("ClassInfo")))
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{
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type = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("ComponentType"));
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subtype = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("ComponentSubType"));
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manufacturer = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("ComponentManufacturer"));
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class_info = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("ClassInfo"));
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}
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else if (CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("type"))
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&& CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("subtype"))
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&& CFDictionaryContainsKey((CFDictionaryRef)properties, CFSTR("manufacturer")))
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{
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type = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("type"));
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subtype = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("subtype"));
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manufacturer = CFDictionaryGetValue((CFDictionaryRef)properties, CFSTR("manufacturer"));
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class_info = properties;
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}
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SInt64 type_val, subtype_val, manufacturer_val;
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if ((NULL == type)
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|| (NULL == subtype)
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|| (NULL == manufacturer)
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|| (NULL == class_info)
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|| (CFNumberGetTypeID() != CFGetTypeID(type))
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|| (CFNumberGetTypeID() != CFGetTypeID(subtype))
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|| (CFNumberGetTypeID() != CFGetTypeID(manufacturer))
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|| (CFDictionaryGetTypeID() != CFGetTypeID(class_info))
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|| !CFNumberGetValue((CFNumberRef)type, kCFNumberSInt64Type, &type_val)
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|| !CFNumberGetValue((CFNumberRef)subtype, kCFNumberSInt64Type, &subtype_val)
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|| !CFNumberGetValue((CFNumberRef)manufacturer, kCFNumberSInt64Type, &manufacturer_val)
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|| (kAudioUnitType_Effect != type_val))
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{
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osd_printf_error(
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"%s is not a valid AudioUnit effect description: required properties not found\n",
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name);
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CFRelease(properties);
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return 0;
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}
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AudioComponentDescription const effect_desc = { type_val, subtype_val, manufacturer_val, 0, 0 };
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err = AUGraphAddNode(m_graph, &effect_desc, &m_node_details[m_node_count].m_node);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to add effect %s to AudioUnit graph (%ld)\n",
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name,
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(long)err);
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CFRelease(properties);
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return 0;
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}
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err = AUGraphNodeInfo(
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m_graph,
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m_node_details[m_node_count].m_node,
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NULL,
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&m_node_details[m_node_count].m_unit);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to obtain AudioUnit for effect %s (%ld)\n",
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name,
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(long)err);
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CFRelease(properties);
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err = AUGraphRemoveNode(m_graph, m_node_details[m_node_count].m_node);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to remove effect %s from AudioUnit graph (%ld)\n",
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name,
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(long)err);
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return -1;
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}
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return 0;
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}
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err = AudioUnitSetProperty(
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m_node_details[m_node_count].m_unit,
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kAudioUnitProperty_ClassInfo,
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kAudioUnitScope_Global,
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0,
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&class_info,
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sizeof(class_info));
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CFRelease(properties);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to configure AudioUnit effect %s (%ld)\n",
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name,
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(long)err);
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err = AUGraphRemoveNode(m_graph, m_node_details[m_node_count].m_node);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to remove effect %s from AudioUnit graph (%ld)\n",
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name,
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(long)err);
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return -1;
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}
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return 0;
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}
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AudioUnitParameter const change = {
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m_node_details[m_node_count].m_unit,
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kAUParameterListener_AnyParameter,
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0,
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0 };
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err = AUParameterListenerNotify(NULL, NULL, &change);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to notify AudioUnit effect %s parameter change (%ld)\n",
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name,
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(long)err);
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err = AUGraphRemoveNode(m_graph, m_node_details[m_node_count].m_node);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to remove effect %s from AudioUnit graph (%ld)\n",
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name,
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(long)err);
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return -1;
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}
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return 0;
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}
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err = AUGraphConnectNodeInput(
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m_graph,
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m_node_details[m_node_count].m_node,
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0,
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m_node_details[m_node_count - 1].m_node,
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0);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to connect effect %s in AudioUnit graph (%ld)\n",
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name,
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(long)err);
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err = AUGraphRemoveNode(m_graph, m_node_details[m_node_count].m_node);
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if (noErr != err)
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{
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osd_printf_error(
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"Failed to remove effect %s from AudioUnit graph (%ld)\n",
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name,
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(long)err);
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return -1;
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}
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return 0;
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}
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m_node_count++;
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CFRelease(properties);
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return 0;
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}
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CFPropertyListRef sound_coreaudio::load_property_list(char const *name) const
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{
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CFURLRef const url = CFURLCreateFromFileSystemRepresentation(
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NULL,
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(UInt8 const *)name,
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strlen(name),
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false);
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if (NULL == url)
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{
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return NULL;
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}
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CFDataRef data = NULL;
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SInt32 err;
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Boolean const status = CFURLCreateDataAndPropertiesFromResource(
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NULL,
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url,
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&data,
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NULL,
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NULL,
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&err);
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CFRelease(url);
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if (!status)
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{
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osd_printf_error(
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"Error reading data from %s (%ld)\n",
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name,
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(long)err);
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if (NULL != data) CFRelease(data);
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return NULL;
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}
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CFStringRef msg = NULL;
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CFPropertyListRef const result = CFPropertyListCreateFromXMLData(
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NULL,
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data,
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kCFPropertyListImmutable,
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&msg);
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CFRelease(data);
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if ((NULL == result) || (NULL != msg))
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{
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char *buf = NULL;
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if (NULL != msg)
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{
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CFIndex const len = CFStringGetMaximumSizeForEncoding(
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CFStringGetLength(msg),
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kCFStringEncodingUTF8);
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buf = global_alloc_array_clear(char, len + 1);
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if (!CFStringGetCString(msg, buf, len + 1, kCFStringEncodingUTF8))
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{
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global_free_array(buf);
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buf = NULL;
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}
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CFRelease(msg);
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}
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if (NULL != buf)
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{
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osd_printf_error(
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"Error creating property list from %s: %s\n",
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name,
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buf);
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global_free_array(buf);
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}
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else
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{
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osd_printf_error(
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"Error creating property list from %s\n",
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name);
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}
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if (NULL != result) CFRelease(result);
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return NULL;
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}
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return result;
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}
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OSStatus sound_coreaudio::render(
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AudioUnitRenderActionFlags *action_flags,
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const AudioTimeStamp *timestamp,
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@ -329,12 +329,28 @@ static NSString *const ClassInfoKey = @"ClassInfo";
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}
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return nil;
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}
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NSDictionary *const desc = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithUnsignedLong:description.componentType], ComponentTypeKey,
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[NSNumber numberWithUnsignedLong:description.componentSubType], ComponentSubTypeKey,
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[NSNumber numberWithUnsignedLong:description.componentManufacturer], ComponentManufacturerKey,
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classInfo, ClassInfoKey,
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nil];
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NSDictionary *desc = nil;
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if ([type isEqualToString:AUEffectDocumentType])
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{
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desc = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithUnsignedLong:description.componentType], ComponentTypeKey,
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[NSNumber numberWithUnsignedLong:description.componentSubType], ComponentSubTypeKey,
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[NSNumber numberWithUnsignedLong:description.componentManufacturer], ComponentManufacturerKey,
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classInfo, ClassInfoKey,
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nil];
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}
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else if ([type isEqualToString:AUPresetDocumentType])
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{
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desc = [NSDictionary dictionaryWithDictionary:(NSDictionary *)classInfo];
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}
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CFRelease(classInfo);
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if (nil == desc)
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{
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NSDictionary *const info = [NSDictionary dictionaryWithObjectsAndKeys:@"Unsupported document type", NSLocalizedDescriptionKey,
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nil];
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*error = [NSError errorWithDomain:AUEffectUtilErrorDomain code:0 userInfo:info];
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return nil;
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}
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NSString *errDesc = nil;
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NSData *const data = [NSPropertyListSerialization dataFromPropertyList:desc
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format:NSPropertyListXMLFormat_v1_0
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@ -343,7 +359,12 @@ static NSString *const ClassInfoKey = @"ClassInfo";
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{
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if (NULL != error)
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{
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NSDictionary *const info = [NSDictionary dictionaryWithObjectsAndKeys:@"Error serialising effect settings", NSLocalizedDescriptionKey,
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NSString *message;
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if (nil != errDesc)
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message = [NSString stringWithFormat:@"Error serialising effect settings: %@", errDesc];
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else
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message = @"Error serialising effect settings";
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NSDictionary *const info = [NSDictionary dictionaryWithObjectsAndKeys:message, NSLocalizedDescriptionKey,
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nil];
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*error = [NSError errorWithDomain:AUEffectUtilErrorDomain code:0 userInfo:info];
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}
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