wordpiece

1 files changed, 99 insertions, 0 deletions

diff --git a/py_ffmpeg/01_video_basics.ipynb b/py_ffmpeg/01_video_basics.ipynb
new file mode 100644
index 0000000..e85f5a4
--- /dev/null
+++ b/py_ffmpeg/01_video_basics.ipynb
@@ -0,0 +1,99 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-07-10T04:19:26.386651Z",
+     "start_time": "2022-07-10T04:19:26.384303Z"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# pip install ffmpeg\n",
+    "# pip install ffmpeg-python\n",
+    "# pip install ffprobe\n",
+    "import ffmpeg"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-07-10T04:19:52.027680Z",
+     "start_time": "2022-07-10T04:19:51.909085Z"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "probe = ffmpeg.probe('./vtest.avi')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 13,
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-07-10T04:21:45.738266Z",
+     "start_time": "2022-07-10T04:21:45.735268Z"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "video_stream = next((stream for stream in probe['streams'] if stream['codec_type'] == 'video'), None)\n",
+    "width = int(video_stream['width'])\n",
+    "height = int(video_stream['height'])\n",
+    "duration = float(video_stream['duration'])\n",
+    "nb_frames = int(video_stream['nb_frames'])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 14,
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-07-10T04:21:50.548664Z",
+     "start_time": "2022-07-10T04:21:50.544853Z"
+    }
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "795"
+      ]
+     },
+     "execution_count": 14,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "nb_frames"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "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": "3.6.8"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}