Allow up to 30 seconds ASR for sense-voice on Ascend NPU (#2729)

csukuangfj · web-flow · commit 8aef0c7cdf73 · 2025-10-28T12:11:46.000+08:00
diff --git a/sherpa-onnx/csrc/ascend/offline-sense-voice-model-ascend.cc b/sherpa-onnx/csrc/ascend/offline-sense-voice-model-ascend.cc
@@ -140,7 +140,8 @@ class OfflineSenseVoiceModelAscend::Impl {
   }
 
   void Preallocate() {
-    max_num_frames_ = (10 * 100 - 7) / 6 + 1;
+    // max 30 seconds
+    max_num_frames_ = (30 * 100 - 7) / 6 + 1;
     x_ptr_ = std::make_unique<AclDevicePtr>(max_num_frames_ * feat_dim_ *
                                             sizeof(float));
 

Original file line number	Diff line number	Diff line change
`@@ -140,7 +140,8 @@ class OfflineSenseVoiceModelAscend::Impl {`
`140`	`140`	`}`
`141`	`141`
`142`	`142`	`void Preallocate() {`
`143`		`- max_num_frames_ = (10 * 100 - 7) / 6 + 1;`
	`143`	`+ // max 30 seconds`
	`144`	`+ max_num_frames_ = (30 * 100 - 7) / 6 + 1;`
`144`	`145`	`x_ptr_ = std::make_unique<AclDevicePtr>(max_num_frames_ * feat_dim_ *`
`145`	`146`	`sizeof(float));`
`146`	`147`