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@alexlib
Last active May 24, 2023 17:16
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trackpy, pims, matplotlib and imageio to get movie with tracks from particle movies
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{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"id": "0d7e3e6e-7a68-4da6-9652-af1ae18ea039",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"import pims\n",
"import trackpy as tp"
]
},
{
"cell_type": "code",
"execution_count": 2,
"id": "3e75d5b6-c3cf-493e-9da2-7e86e1f2141a",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"frames = pims.as_gray(pims.Video('Video1a.mp4'))"
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "0841ab3a-e6d5-4ebd-9af5-4337519a333c",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"f = tp.locate(frames[0], 31, invert=True, minmass=500)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "d0af7774-39c0-4f86-812e-b194d5226634",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"f = []\n",
"for fr in frames:\n",
" f.append(tp.locate(fr, 31, invert=True, minmass=500))"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "90689ae7-9b70-4079-be9c-6aa77a4b8583",
"metadata": {},
"outputs": [],
"source": [
"import pandas as pd"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "b4d0ea0a-9dbb-4210-b9e0-09a63aa41cd3",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"features = pd.concat(f)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "d7178c11-9898-4b20-a9a4-73f0f4ebe738",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"search_range = 5\n",
"t = tp.link_df(features, search_range, memory=5)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "3729c9f0-a01b-4c45-af01-1b38610af87f",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"t.to_csv('video1a.csv')"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.16"
}
},
"nbformat": 4,
"nbformat_minor": 5
}
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