External/mediamtx
1
0
Fork 1
mirror of https://github.com/bluenviron/mediamtx.git synced 2025-12-24 20:11:56 -08:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

update gstreamer recommended pipeline (#1682)

Browse source
This commit is contained in:
Alessandro Ros 2023-04-11 18:41:41 +02:00 • committed by GitHub
parent 34757620b8
commit e666e480cc
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 23 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

30
README.md
View file

@ -737,31 +737,47 @@ Videos can be published with `VideoWriter`:
```python
import cv2
import numpy as np
from time import sleep
from time import sleep, time
fps = 20
fps = 15
width = 800
height = 600
colors = [
(0, 0, 255),
(255, 0, 0),
(0, 255, 0),
]
out = cv2.VideoWriter('appsrc ! videoconvert' + \
' ! x264enc speed-preset=ultrafast bitrate=600 key-int-max=40' + \
' ! x264enc speed-preset=ultrafast bitrate=600 key-int-max=' + str(fps * 2) + \
' ! video/x-h264,profile=baseline' + \
' ! rtspclientsink location=rtsp://localhost:8554/mystream',
cv2.CAP_GSTREAMER, 0, fps, (width, height), True)
if not out.isOpened():
raise Exception("can't open video writer")
curcolor = 0
start = time()
while True:
frame = np.zeros((height, width, 3), np.uint8)
# create a red rectangle
# create a rectangle
color = colors[curcolor]
curcolor += 1
curcolor %= len(colors)
for y in range(0, int(frame.shape[0] / 2)):
for x in range(0, int(frame.shape[1] / 2)):
frame[y][x] = (0, 0, 255)
frame[y][x] = color
out.write(frame)
print("frame written to the server")
sleep(1 / fps)
now = time()
diff = (1 / fps) - now - start
if diff > 0:
sleep(diff)
start = now
```
### From a UDP stream
@ -770,7 +786,7 @@ The server supports ingesting UDP/MPEG-TS packets (i.e. MPEG-TS packets sent wit
```
gst-launch-1.0 -v mpegtsmux name=mux alignment=1 ! udpsink host=238.0.0.1 port=1234 \
videotestsrc ! video/x-raw,width=1280,height=720 ! x264enc speed-preset=ultrafast bitrate=6000 key-int-max=40 ! mux. \
videotestsrc ! video/x-raw,width=1280,height=720 ! x264enc speed-preset=ultrafast bitrate=3000 key-int-max=60 ! video/x-h264,profile=high ! mux. \
audiotestsrc ! audioconvert ! avenc_aac ! mux.
```