libv4l2cpp

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Hi, thanks for the release. I'm currently working on context-aware video encoding which aims at setting different QPs for different area within frame to be encoded according to grayscale saliency...

liujianisme

what is the different between writePartial function and write function in V4l2Output ?

2

what is the different between writePartial function and write function in V4l2Output ? ``` class V4l2Output : public V4l2Access { protected: V4l2Output(V4l2Device* device); public: static V4l2Output* create(const V4L2DeviceParameters & param,...

how0723

Enhancement Request: Option to log to stderr or file

1

It would be good if the logger module provides an option to log to stderr or a file.

jasaw

Request: support configuring H264 HW encoders

1

Would be nice if encoder parameters like bitrate could be configured. There’s sample code available here: https://github.com/AndyA/v4l2h264/blob/master/set-bit-rate/config.c#L55

roger-

don't use memset() for initialization in C++

2

more details https://stackoverflow.com/questions/1998752/memset-or-value-initialization-to-zero-out-a-struct

AndreiCherniaev

https://github.com/mpromonet/libv4l2cpp/blob/fac4b836b556f6befc55663f2aa1d6577fbabb8a/src/V4l2Device.cpp#L59 function configureFormat() calls to get current configuration. But I want to say it is not current but it is old configuration. For example I use application qv4l2, set in...

AndreiCherniaev

https://github.com/mpromonet/libv4l2cpp/blob/fac4b836b556f6befc55663f2aa1d6577fbabb8a/inc/V4l2MmapDevice.h#L18 I try to understand why V4L2MMAP_NBBUFFER is 10? Why not 11? For example FFmpeg wants to use [256 buffers](https://trac.ffmpeg.org/ticket/10252#ticket).

AndreiCherniaev