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Diffstat (limited to 'README.rst')
| -rw-r--r-- | README.rst | 21 |
1 files changed, 17 insertions, 4 deletions
@@ -1,7 +1,5 @@ .. SPDX-License-Identifier: CC-BY-SA-4.0 -.. section-begin-libcamera - =========== libcamera =========== @@ -22,7 +20,6 @@ open-source-friendly while still protecting vendor core IP. libcamera was born out of that collaboration and will offer modern camera support to Linux-based systems, including traditional Linux distributions, ChromeOS and Android. -.. section-end-libcamera .. section-begin-getting-started Getting Started @@ -88,7 +85,7 @@ for cam: [optional] - libsdl2-dev: Enables the SDL sink for qcam: [optional] - libtiff-dev qtbase5-dev qttools5-dev-tools + libtiff-dev qt6-base-dev qt6-tools-dev-tools for tracing with lttng: [optional] liblttng-ust-dev python3-jinja2 lttng-tools @@ -178,6 +175,22 @@ Which can be received on another device over the network with: gst-launch-1.0 tcpclientsrc host=$DEVICE_IP port=5000 ! \ multipartdemux ! jpegdec ! autovideosink +The GStreamer element also supports multiple streams. This is achieved by +requesting additional source pads. Downstream caps filters can be used +to choose specific parameters like resolution and pixel format. The pad +property ``stream-role`` can be used to select a role. + +The following example displays a 640x480 view finder while streaming JPEG +encoded 800x600 video. You can use the receiver pipeline above to view the +remote stream from another device. + +.. code:: + + gst-launch-1.0 libcamerasrc name=cs src::stream-role=view-finder src_0::stream-role=video-recording \ + cs.src ! queue ! video/x-raw,width=640,height=480 ! videoconvert ! autovideosink \ + cs.src_0 ! queue ! video/x-raw,width=800,height=600 ! videoconvert ! \ + jpegenc ! multipartmux ! tcpserversink host=0.0.0.0 port=5000 + .. section-end-getting-started Troubleshooting |