update video with image

src/models/qwen3vl/model.rs

@@ -415,11 +415,12 @@ impl Qwen3VLVisionModel {
         let mut patch_pos_embeds_permute = vec![];
         let patch_pos_embeds = split_tensor(&patch_pos_embeds, &split_idx, 0)?;
         let merge_size = self.spatial_merge_size;
-        for i in 0..grid_thw.dim(0)? {
+        // for i in 0..grid_thw.dim(0)? {
+        for (i, pos_embed) in patch_pos_embeds.iter().enumerate() {
             let [t, h, w] = grid_thw.i(i)?.to_vec1::<u32>()?[..] else {
                 return Err(anyhow!(format!("grid_thw Expected exactly 3 elements")));
             };
-            let pos_embed = &patch_pos_embeds[i];
+            // let pos_embed = &patch_pos_embeds[i];
             let pos_emebd_last_dim = pos_embed.dim(D::Minus1)?;
             let pos_embed = pos_embed.repeat((t as usize, 1))?;
             let shape = Shape::from(vec![
@@ -803,13 +804,13 @@ impl Qwen3VLTextModel {
         };
         for (layer_idx, layer) in self.layers.iter_mut().enumerate() {
             xs = layer.forward(&xs, &cos, &sin, attention_mask)?;
-            if deepstack_visual_embeds.is_some()
-                && layer_idx < deepstack_visual_embeds.as_ref().unwrap().len()
+            if let Some(deepstack_embeds) = deepstack_visual_embeds.as_ref()
+                && layer_idx < deepstack_embeds.len()
             {
                 xs = mask_index_add(
                     &xs.squeeze(0)?,
                     &visual_pos_masks.unwrap().squeeze(0)?,
-                    &deepstack_visual_embeds.as_ref().unwrap()[layer_idx],
+                    &deepstack_embeds[layer_idx],
                 )?
                 .unsqueeze(0)?;
             }
@@ -1169,9 +1170,11 @@ impl Qwen3VLModel {
         }
         let mut visual_pos_mask = None;
         let mut deepstack_visual_embeds = None;
-        if image_mask.is_some() && video_mask.is_some() {
-            let image_mask_ = image_mask.unwrap();
-            let video_mask_ = video_mask.unwrap();
+        // if image_mask.is_some() && video_mask.is_some() {
+        if let Some(image_mask_) = image_mask {
+            if let Some(video_mask_) = video_mask {
+                let image_mask_ = image_mask_.squeeze(0)?;
+                let video_mask_ = video_mask_.squeeze(0)?;
                 let visual_mask = bitor_tensor(&image_mask_, &video_mask_)?;
                 let visual_none_zero_index = nonzero_index(&visual_mask)?;
                 let image_mask_joint = image_mask_.gather(&visual_none_zero_index, 0)?;
@@ -1194,13 +1197,14 @@ impl Qwen3VLModel {
                     let embed_joint = embed_joint.index_add(&video_nonzero_joint, vid_embed, 0)?;
                     deepstack_embeds.push(embed_joint);
                 }
-            visual_pos_mask = Some(visual_mask);
+                visual_pos_mask = Some(visual_mask.unsqueeze(0)?);
                 deepstack_visual_embeds = Some(deepstack_embeds);
-        } else if image_mask.is_some() {
-            visual_pos_mask = image_mask;
+            } else {
+                visual_pos_mask = Some(image_mask_);
                 deepstack_visual_embeds = deepstack_image_embeds;
-        } else if video_mask.is_some() {
-            visual_pos_mask = video_mask;
+            }
+        } else if let Some(video_mask_) = video_mask {
+            visual_pos_mask = Some(video_mask_);
             deepstack_visual_embeds = deepstack_video_embeds;
         }
 

src/position_embed/rope.rs

@@ -217,8 +217,10 @@ impl Qwen3VLTextRotaryEmbedding {
     ) -> Result<Tensor> {
         let mut freqs_t = freqs.i(0)?.contiguous()?; //(3, bs, seq_len, head_dim //2) -> (bs, seq_len, head_dim //2)
 
-        for dim in 1..3 {
-            let length = mrope_section[dim] * 3;
+        // for dim in 1..3 {
+        for (dim, section) in mrope_section.iter().enumerate().skip(1) {
+            // let length = mrope_section[dim] * 3;
+            let length = section * 3;
             let idx = Tensor::arange_step(dim as u32, length as u32, 3, freqs.device())?;
             let src = freqs.i(dim)?.contiguous()?; // (bs, seq_len, head_dim //2)
             let src = src.index_select(&idx, D::Minus1)?.contiguous()?;

tests/test_qwen3vl.rs

@@ -25,9 +25,16 @@ fn qwen3vl_generate() -> Result<()> {
                             "url": "./assets/video/video_test.mp4"
                         }
                     },                  
+                    {
+                        "type": "image",
+                        "image_url": 
+                        {
+                            "url": "file://./assets/img/voxcpm.png"
+                        }
+                    },                                   
                     {
                         "type": "text", 
-                        "text": "视频中发生了什么."
+                        "text": "描述视频和图片内容"
                     }
                 ]
             }
@@ -62,15 +69,15 @@ async fn qwen3vl_stream() -> Result<()> {
                 "role": "user",
                 "content": [ 
                     {
-                        "type": "image",
-                        "image_url": 
+                        "type": "video",
+                        "video_url": 
                         {
-                            "url": "file://./assets/img/voxcpm.png"
+                            "url": "./assets/video/video_test.mp4"
                         }
                     },              
                     {
                         "type": "text", 
-                        "text": "描述这张图片"
+                        "text": "视频中发生了什么？"
                     }
                 ]
             }