Add default bf16 config.json

config.json

@@ -0,0 +1,129 @@
+{
+  "format": "songgeneration-mlx-audiolm",
+  "source": "tencent/SongGeneration",
+  "official_code": "https://github.com/tencent-ailab/songgeneration",
+  "variant": "v2-medium",
+  "precision": "bfloat16",
+  "runtime": {
+    "hidden_size": 1536,
+    "intermediate_size": 8960,
+    "num_heads": 12,
+    "num_layers": 28,
+    "num_layers_sub": 12,
+    "code_depth": 3,
+    "code_size": 16384,
+    "prompt_len": 10,
+    "frame_rate": 25,
+    "max_position_embeddings": 10000,
+    "max_position_embeddings_sub": 10000,
+    "rope_theta": 500000.0,
+    "rope_theta_sub": 500000.0,
+    "cfg_coef": 1.5
+  },
+  "components": {
+    "audiolm": "converted to MLX safetensors",
+    "qwen_tokenizer": "copied for lyric/style tokenization",
+    "audio_decoder": "use official PyTorch Flow1dVAE/separate tokenizer bridge for now"
+  },
+  "skipped_keys": [
+    "audiolm.out_norm.weight",
+    "audiolm.out_norm.bias",
+    "audiolm.transformer2.lm_head.weight"
+  ],
+  "weight_files": [
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+}