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libcamera: v4l2_device: Update dequeued buffer information

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Copy the information from the struct v4l2_buffer when dequeueing the
buffer as applications need this information to make sense of the
captured data.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Niklas Söderlund 2019-01-24 23:34:51 +01:00 • committed by Laurent Pinchart
parent ba4dfa7471
commit e94e52c0cb
3 changed files with 43 additions and 1 deletions
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8
include/libcamera/buffer.h
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@ -7,6 +7,7 @@
#ifndef __LIBCAMERA_BUFFER_H__
#define __LIBCAMERA_BUFFER_H__
#include <stdint.h>
#include <vector>
#include <libcamera/signal.h>
@ -42,14 +43,21 @@ public:
Buffer();
unsigned int index() const { return index_; }
unsigned int bytesused() const { return bytesused_; }
uint64_t timestamp() const { return timestamp_; }
unsigned int sequence() const { return sequence_; }
std::vector<Plane> &planes() { return planes_; }
Signal<Buffer *> completed;
private:
friend class BufferPool;
friend class V4L2Device;
unsigned int index_;
unsigned int bytesused_;
uint64_t timestamp_;
unsigned int sequence_;
std::vector<Plane> planes_;
};