檢手機的三成哥影片是如何錄影?

今天最熱得撿到手機要求三成報酬的三成哥影片，請問那小姐是使用何器材錄影?
如使用手持手機錄影，她是一手拿手機錄影，在一邊跟三成哥談判嗎? 這樣為何畫面不會嚴重晃動?
還是有第三者幫忙錄影?

請前輩幫忙解惑，這樣下次碰到類似情況，才知該如何錄影自保..


2012-11-30 補上影片資料:

General
Complete name : D:\Desktop\火大姊 vs. 三成哥.mp4
Format : MPEG-4
Format profile : Base Media / Version 2
Codec ID : mp42
File size : 5.38 MiB
Duration : 2mn 3s
Overall bit rate mode : Variable
Overall bit rate : 365 Kbps
Encoded date : UTC 2012-11-27 14:09:15
Tagged date : UTC 2012-11-27 14:09:15
gsst : 0
gstd : 123808
gssd : B4A7D6545HH1354181490539695
gshh : r17---sn-u2x76n7k.c.youtube.com
Video #1
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : Baseline@L1.3
Format settings, CABAC : No
Format settings, ReFrames : 1 frame
Codec ID : avc1
Codec ID/Info : Advanced Video Coding
Duration : 2mn 3s
Bit rate : 290 Kbps
Maximum bit rate : 550 Kbps
Width : 204 pixels
Height : 360 pixels
Display aspect ratio : 0.567
Frame rate mode : Constant
Frame rate : 30.000 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.132
Stream size : 4.28 MiB (80%)
Tagged date : UTC 2012-11-27 14:09:15
Audio #2
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : LC
Codec ID : 40
Duration : 2mn 3s
Bit rate mode : Variable
Bit rate : 72.0 Kbps
Maximum bit rate : 75.9 Kbps
Channel(s) : 1 channel
Channel positions : Front: C
Sampling rate : 44.1 KHz
Compression mode : Lossy
Stream size : 1.06 MiB (20%)
Title : IsoMedia File Produced by Google, 5-11-2011
Encoded date : UTC 2012-11-27 14:09:15
Tagged date : UTC 2012-11-27 14:09:15