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Update README: add description about customization of videoconvert element (#38)

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Hidenori Matsubayashi
2021-08-23 10:07:19 +09:00
committed by GitHub
parent 7057f871e2
commit bb10db6bdb
2 changed files with 20 additions and 1 deletions
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packages/camera/README.md
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@@ -33,6 +33,16 @@ Import `camera` in your Dart code:
import 'package:camera/camera.dart'; import 'package:camera/camera.dart';
``` ```
### Customize for your target devices
If you this plugin on your target devices, you will need to customize the pipeline in the source file.So, replace the `videoconvert` element with a H/W accelerated element of your target device to perform well.
#### default:
camerabin viewfinder-sink="videoconvert ! video/x-raw,format=RGBA ! fakesink"
#### e.g. customization for i.MX 8M platforms:
camerabin viewfinder-sink="imxvideoconvert_g2d ! video/x-raw,format=RGBA ! fakesink"
## Troubleshooting ## Troubleshooting
If you get the following error: If you get the following error:
packages/video_player/README.md
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@@ -12,7 +12,7 @@ This plugin uses [GStreamer](https://gstreamer.freedesktop.org/) internally.
$ sudo apt install libglib2.0-dev $ sudo apt install libglib2.0-dev
$ sudo apt install libgstreamer1.0-dev $ sudo apt install libgstreamer1.0-dev
# Install as needed. # Install as needed.
$ sudo apt libgstreamer-plugins-base1.0-dev \ $ sudo apt install libgstreamer-plugins-base1.0-dev \
gstreamer1.0-plugins-base gstreamer1.0-plugins-good \ gstreamer1.0-plugins-base gstreamer1.0-plugins-good \
gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav
``` ```
@@ -35,3 +35,12 @@ Import `video_player` in your Dart code:
```dart ```dart
import 'package:video_player/video_player.dart'; import 'package:video_player/video_player.dart';
``` ```
### Customize for your target devices
If you this plugin on your target devices, you will need to customize the pipeline in the source file.So, replace the `videoconvert` element with a H/W accelerated element of your target device to perform well.
#### default:
playbin uri=<file> video-sink="videoconvert ! video/x-raw,format=RGBA ! fakesink"
#### e.g. customization for i.MX 8M platforms:
playbin uri=<file> video-sink="imxvideoconvert_g2d ! video/x-raw,format=RGBA ! fakesink"