144 lines
5.3 KiB
JSON
144 lines
5.3 KiB
JSON
{
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"$schema": "http://json-schema.org/draft-07/schema#",
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"title": "DAWProject",
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"type": "object",
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"properties": {
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"project_id": { "type": "string" },
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"metadata": {
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"type": "object",
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"properties": {
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"title": { "type": "string" },
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"bpm": { "type": "number", "minimum": 20.0, "maximum": 999.0, "default": 120.0 },
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"time_signature_numerator": { "type": "integer", "default": 4 },
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"time_signature_denominator": { "type": "integer", "default": 4 },
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"sample_rate": { "type": "integer", "default": 44100 }
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},
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"required": ["title", "bpm", "time_signature_numerator", "time_signature_denominator", "sample_rate"]
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},
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"main_session": { "$ref": "#/definitions/SessionContainer" },
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"section_store": {
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"type": "object",
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"description": "Auxiliary registry mapping section_id to sub-session containers",
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"additionalProperties": { "$ref": "#/definitions/SessionContainer" }
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}
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},
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"required": ["project_id", "metadata", "main_session", "section_store"],
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"definitions": {
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"SessionContainer": {
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"type": "object",
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"properties": {
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"id": { "type": "string" },
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"name": { "type": "string" },
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"is_root": { "type": "boolean" },
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"length_bars": { "type": "number", "description": "Computed or manually set total length in bars" },
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"auto_compute_length": { "type": "boolean", "default": true },
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"tracks": {
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"type": "array",
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"items": { "$ref": "#/definitions/Track" }
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}
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},
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"required": ["id", "is_root", "tracks"]
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},
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"Track": {
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"type": "object",
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"properties": {
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"id": { "type": "string" },
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"name": { "type": "string" },
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"type": { "type": "string", "enum": ["AUDIO", "MIDI", "SECTION"] },
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"color": { "type": ["string", "null"], "default": null },
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"volume_db": { "type": "number", "default": 0.0 },
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"pan": { "type": "number", "minimum": -1.0, "maximum": 1.0, "default": 0.0 },
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"mute": { "type": "boolean", "default": false },
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"solo": { "type": "boolean", "default": false },
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"fx_chain": {
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"type": "array",
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"items": { "$ref": "#/definitions/FXPlugin" }
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},
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"synth_engine": { "$ref": "#/definitions/SynthPlugin" },
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"items": {
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"type": "array",
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"items": { "$ref": "#/definitions/TimelineItem" }
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}
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},
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"required": ["id", "name", "type", "items"]
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},
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"TimelineItem": {
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"type": "object",
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"properties": {
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"id": { "type": "string" },
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"name": { "type": "string" },
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"type": { "type": "string", "enum": ["AUDIO_ITEM", "MIDI_ITEM", "SECTION_ITEM"] },
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"start_bar": { "type": "number", "description": "Global timeline position where the item starts" },
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"duration_bars": { "type": "number", "description": "Visible duration on the track timeline in bars" },
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"clip_start_offset_bars": { "type": "number", "description": "Internal start offset inside the source buffer/item" },
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"source_data": {
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"type": "object",
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"oneOf": [
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{ "$ref": "#/definitions/AudioSourceData" },
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{ "$ref": "#/definitions/MIDISourceData" },
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{ "$ref": "#/definitions/SectionSourceData" }
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]
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}
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},
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"required": ["id", "type", "start_bar", "duration_bars", "clip_start_offset_bars", "source_data"]
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},
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"AudioSourceData": {
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"type": "object",
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"properties": {
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"audio_file_url": { "type": "string" },
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"sample_rate": { "type": "integer" },
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"channels": { "type": "integer" },
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"gain": { "type": "number", "default": 1.0 }
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},
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"required": ["audio_file_url"]
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},
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"MIDISourceData": {
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"type": "object",
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"properties": {
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"total_buffer_bars": { "type": "number", "default": 8.0 },
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"notes": {
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"type": "array",
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"items": { "$ref": "#/definitions/MIDINote" }
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}
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},
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"required": ["total_buffer_bars", "notes"]
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},
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"SectionSourceData": {
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"type": "object",
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"properties": {
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"referenced_section_id": { "type": "string", "description": "Pointer to section_store key" }
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},
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"required": ["referenced_section_id"]
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},
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"MIDINote": {
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"type": "object",
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"properties": {
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"id": { "type": "string" },
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"pitch": { "type": "integer", "minimum": 0, "maximum": 127 },
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"start_beat": { "type": "number", "description": "Beat offset relative to the start of the source buffer (bar 0)" },
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"duration_beats": { "type": "number" },
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"velocity": { "type": "number", "minimum": 0.0, "maximum": 1.0, "default": 0.8 },
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"pan": { "type": "number", "minimum": -1.0, "maximum": 1.0, "default": 0.0 }
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},
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"required": ["id", "pitch", "start_beat", "duration_beats", "velocity"]
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},
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"FXPlugin": {
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"type": "object",
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"properties": {
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"plugin_id": { "type": "string" },
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"name": { "type": "string" },
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"bypass": { "type": "boolean", "default": false },
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"parameters": { "type": "object" }
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}
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},
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"SynthPlugin": {
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"type": "object",
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"properties": {
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"plugin_id": { "type": "string" },
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"preset_id": { "type": "string" },
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"parameters": { "type": "object" }
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}
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}
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}
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}
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