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a23243f
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Parent(s):
41f8ba0
Update app.py
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app.py
CHANGED
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@@ -3,11 +3,7 @@ import torch
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import numpy as np
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from transformers import AutoProcessor, AutoModel
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from PIL import Image
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from decord import VideoReader, cpu
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import cv2
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print(f"Is CUDA available: {torch.cuda.is_available()}")
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print(f"CUDA device: {torch.cuda.get_device_name(torch.cuda.current_device())}")
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def sample_uniform_frame_indices(clip_len, seg_len):
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if seg_len < clip_len:
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@@ -20,7 +16,7 @@ def sample_uniform_frame_indices(clip_len, seg_len):
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return np.array(indices).astype(np.int64)
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def read_video_decord(file_path, indices):
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vr = VideoReader(file_path, num_threads=1, ctx=cpu(0))
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video = vr.get_batch(indices).asnumpy()
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return video
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@@ -49,30 +45,25 @@ def model_interface(uploaded_video, model_choice, activity):
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"microsoft/xclip-base-patch32-16-frames": 16,
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"microsoft/xclip-base-patch32": 8
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}.get(model_choice, 32)
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-
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indices = sample_uniform_frame_indices(clip_len, seg_len=len(VideoReader(uploaded_video)))
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video = read_video_decord(uploaded_video, indices)
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concatenated_image = concatenate_frames(video, clip_len)
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#
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video_np = np.array(video)
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activities_list = [activity, "other"]
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processor = AutoProcessor.from_pretrained(model_choice)
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model = AutoModel.from_pretrained(model_choice)
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inputs = processor(
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text=activities_list,
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videos=
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return_tensors="pt",
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padding=True,
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)
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inputs = {name: tensor.to('cuda') for name, tensor in inputs.items()}
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with torch.no_grad():
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outputs = model(**inputs)
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logits_per_video = outputs.logits_per_video
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probs = logits_per_video.softmax(dim=1)
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results_probs = []
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@@ -88,7 +79,7 @@ def model_interface(uploaded_video, model_choice, activity):
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likely_label = activities_list[max_prob_index]
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likely_probability = float(probs[0][max_prob_index]) * 100
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return concatenated_image, results_probs, results_logits, [likely_label, likely_probability]
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iface = gr.Interface(
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fn=model_interface,
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@@ -110,4 +101,4 @@ iface = gr.Interface(
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live=False
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)
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iface.launch()
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import numpy as np
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from transformers import AutoProcessor, AutoModel
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from PIL import Image
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from decord import VideoReader, cpu
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def sample_uniform_frame_indices(clip_len, seg_len):
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if seg_len < clip_len:
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return np.array(indices).astype(np.int64)
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def read_video_decord(file_path, indices):
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vr = VideoReader(file_path, num_threads=1, ctx=cpu(0))
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video = vr.get_batch(indices).asnumpy()
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return video
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"microsoft/xclip-base-patch32-16-frames": 16,
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"microsoft/xclip-base-patch32": 8
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}.get(model_choice, 32)
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indices = sample_uniform_frame_indices(clip_len, seg_len=len(VideoReader(uploaded_video)))
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video = read_video_decord(uploaded_video, indices)
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concatenated_image = concatenate_frames(video, clip_len)
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# Appending "other" to the list of activities
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activities_list = [activity, "other"]
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processor = AutoProcessor.from_pretrained(model_choice)
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model = AutoModel.from_pretrained(model_choice)
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inputs = processor(
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text=activities_list,
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videos=list(video),
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return_tensors="pt",
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padding=True,
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)
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with torch.no_grad():
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outputs = model(**inputs)
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logits_per_video = outputs.logits_per_video
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probs = logits_per_video.softmax(dim=1)
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results_probs = []
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likely_label = activities_list[max_prob_index]
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likely_probability = float(probs[0][max_prob_index]) * 100
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return concatenated_image, results_probs, results_logits, [ likely_label , likely_probability ]
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iface = gr.Interface(
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fn=model_interface,
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live=False
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)
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iface.launch()
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