I want play a video stream by web browser and capture the network by Wireshark or other tools. How can I found the video resolution of video and other information of video?
You can use the browser's tools. In Chrome, go to chrome://media-internals/ in a new tab. You'll see all sorts of stats:
render_id: 1323
player_id: 30
origin_url: https://example.com
frame_url: https://example.com
frame_title: Example
url: blob:https://example.com
info: Selected GpuVideoDecoder for video decoding, config: codec: h264 format: 1 profile: h264 main coded size: [848,480] visible rect: [0,0,848,480] natural size: [848,480] has extra data? false encrypted? false rotation: 0°
pipeline_state: kSuspended
found_audio_stream: true
audio_codec_name: aac
found_video_stream: true
video_codec_name: h264
audio_dds: false
audio_decoder: FFmpegAudioDecoder
video_dds: false
video_decoder: GpuVideoDecoder
audio_buffering_state: BUFFERING_HAVE_ENOUGH
video_buffering_state: BUFFERING_HAVE_ENOUGH
height: 480
width: 848
pipeline_buffering_state: BUFFERING_HAVE_ENOUGH
duration: 39.50686