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如何保存对应圆角的图片?用户可以任意调整角度,拍照之后的图片如何正确保存?裁剪只能按照长宽来裁,得到应该是普通的正方形。
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As a proof of concept I implemented hls with a gst-launch-1.0 pipeline. This is a drop in replacement:
```py3
self.stream=subprocess.Popen(
[
"gst…
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![image](https://github.com/user-attachments/assets/d95cfd7f-45ae-4636-a7cb-e7707fd92568)
`
Aug 21 17:52:54 ok3588 mpp[15505]: mpi_dec_rtsp_examp_sig: 0x55a7c37d40 decode_get_frame get info change…
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Libheif currently only supports nearest neighbor chroma upsampling, which often leads to extra artifacts when decoding YUV420 images.
Most codecs support a bilinear chroma upsampling with weights 9:3…
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yangchar:~/build_ffmpeg/ffmpeg-7.0.1$ ./build/bin/ffmpeg -i /home/yangchar/jellyfish-10-mbps-hd-hevc.mkv -c:v vvc -b:v 2M -pix_fmt yuv420p -strict -2 jellyfish-2-mbps-hd-vvc.vvc
ffmpeg version 7.0.1…
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I'm trying to implement an H264 encoder in Rust, which takes YUV420 format frames from a Raspberry Pi camera and converts it to H264. Essentially I'm trying to replicate this functionality: https://gi…
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like support for *.jxr files.
Now when I open a HDR file, it will be too dark or too bright.
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Hi,
I am trying to use Picam on an Rpi 5 with v3 camera module. The libcamera-hello works fine, but I get the following error when trying to run picam:
:~/picam $ sudo ./picam --alsadev hw:0,0
…
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```
What steps will reproduce the problem?
1. Use ConvertFromI420 to do yuv420 to rgb565 conversion (Both C and NEON
version)
2.
3.
What is the expected output? What do you see instead?
The function…
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Hello, hard decoding and switching Ist-& GT; Hwaccel_retrieve_data(pFrame, pFrame) after the pFrame why playing directly with the SDL player will show abnormal Ah, conversion through yuv420 has be…