Stack Overflow
Stack Overflow

Questions tagged [gopro]

GoPro cameras are high-def video cameras usually used in sports and action videography.

GoPro cameras are high-def video cameras usually used in sports and action videography.

GoPro Website

97 questions
0
votes
0 answers

FFMPEG color key filter applied, output to a transparent HEVC mov file, speed is different

I have an original recording that has the following ffprobe output: Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'test.mp4': Metadata: major_brand : mp41 minor_version : 538120216 compatible_brands: mp41 creation_time :…
Patrick Vellia
  • 399
  • 2
  • 9
0
votes
0 answers

Problems connecting an Arduino wifi 1010 to a GoPro 11 via BLE

I've been trying to connect my arduino to a gopro hero 11, which should support BLE communication. The ArduinoBLE example "PeripheralExplorer" finds it and lists all the BLE services contained, roughly a dozen. However, when trying to connect to a…
thibault Seidel
  • 1
  • 1
0
votes
1 answer

How to extract video+audio streams from MP4 file via ffmpeg?

I have a bunch of MP4 files from a GoPro, which include streams of metadata like GPS information. Now unfortunately when I try to open these MP4 files in any browser (tried both Firefox and Chrome on Windows and Linux), then only the audio is being…
Matthias
  • 9,817
  • 14
  • 66
  • 125
0
votes
1 answer

Splitting two channels of a WAV file into separate stereo files using ffmpeg

When activating RAW audio on a GoPro camera, you will get a WAV file with 4 channels. Channels 1 and two are the left and the right channel of the audio. Actually, I have no idea what channels 3 and 4 are doing. For me they are empty. Now I want to…
niedral
  • 11
  • 2
0
votes
0 answers

Saving a frame from a streamed video as fast as possible with ffmpeg

I am capturing a single frame from a streaming video from a GoPro camera. This is mostly to get a quick idea if my subject is in frame before recording video and / or a picture. The frame captures very quickly but then FFMPEG seems to take almost…
Uberbug
  • 97
  • 9
0
votes
1 answer

UDP livestream (GoPro Hero4) opens using OpenCV in python but not in C++

i want to do image processing on a GoPro Hero4 Black livestream using OpenCV in C++. The firmware version is 5.0. With python it successfully works. When i implement it the same (!) way in C++ status 31 and 32 switch to 1 when opening the…
Lennart
  • 33
  • 7
0
votes
1 answer

why do andorid camera and gopros not use b-frames?

I am using ffmpeg to extract the gop-structure of videos, which I recorded with my Smartphone (Samsung Galaxy A51) and my GoPro (Hero 7 Black). The gop-structures I get all look like this: IPPPPPPPPPPPPPP. The videos of the different devices only…
Photo_Survey
  • 21
  • 4
0
votes
1 answer

problem creating a 1bpp bitmap from a byte array in vb.net

I'm having a problem creating a bitmap from a byte array in vb.net. I get the pixel data from a GoPro as 1 bit per pixel data. It looks like this: 0 0 0 0 0 0 0 0 1 1 5D 6C 63 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0…
sepp89117
  • 11
  • 2
0
votes
0 answers

How can I manually extract Metadata from mp4 Videoframes?

I have a large GoPro Video about 11:44 min. Each second the GoPro records 30 frames with datetime(UNIX) and gps(lat, long) information. So there are round about 21188 frames in my video. I need to extract the GPS data to bring every single frame to…
bennimueller
  • 31
  • 5
0
votes
1 answer

C++/opencv/Ubuntu : GoPro very low fps

I just buy this : https://www.amazon.fr/gp/product/B08CGVSRQV/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1 … I own a gopro3 and I would like to use it as webcam and work on it with opencv. My system: gopro3 => microHDMI to HDMI => HDMI to USB3…
q7frkz
  • 13
  • 7
0
votes
1 answer

ffmpeg segmentation fails with floating point exception

I'm trying to segment a video using the following command: ffmpeg -i /home/user/videos/0001.MP4 -codec copy -map 0 -f segment -segment_frames 66 /tmp/boos/0001/0001_%03d.MP4 After working for a few seconds, the output being frame= 251 fps=0.0…
painfulenglish
  • 161
  • 1
  • 7
0
votes
0 answers

Using gopro hero 5 as a webcam for opencv, but I get a series of errors in the code

Here is the code I am using: import cv2 from time import time import socket from goprocam import GoProCamera, constants WRITE = False gpCam = GoProCamera.GoPro() sock = socket.socket(socket.AF_INET,…
Jordan
  • 63
  • 2
  • 8
0
votes
2 answers

ffmpeg output file smaller than input file

I am using ffmpeg to rotate videos 90 or 180 degrees in a Python script. It works great. But, I am curious as to why the output file would be a smaller amount of bytes than the input file. Here are the commands I use: 180 degrees: ffmpeg -i…
Debug255
  • 335
  • 3
  • 17
0
votes
1 answer

GPS information getting loss in video frames

I have GoPro Hero6 black camera videos with GPS enabled. I want to get geotagged info of each frame, but when I convert video to frames using FFmPeg command "** ffmpeg -i GH012081.MP4 -vf fps=1 thumb%04d.jpg -hide_banner** " the GPS info got losses…
Zaheer Abbas
  • 21
0
votes
1 answer

How to rotate a portrait GoPro video?

I took some landscape videos with a GoPro and, for some reason, they're played as a portrait ones. It seems that the camera understood that it was handled in portrait and automatically did something. I want to rotate them to landscape. I tried with…
Roc Boronat
  • 11,395
  • 5
  • 47
  • 59
1 2 3 4
5
6 7