Group s8_video_device_implementors_api

group s8_video_device_implementors_api

API for video device implementors.

Functions

pj_status_t pjmedia_vid_dev_get_local_index(pjmedia_vid_dev_index id, pjmedia_vid_dev_factory **p_f, unsigned *p_local_index)

Internal API: return the factory instance and device index that’s local to the factory for a given device ID.

Parameters

• id – Device id.

• p_f – Out: factory instance

• p_local_index – Out: device index within the factory

Returns

PJ_SUCCESS on success.

pj_status_t pjmedia_vid_dev_get_global_index(const pjmedia_vid_dev_factory *f, unsigned local_idx, pjmedia_vid_dev_index *pid)

Internal API: return the global device index given a factory instance and a local device index.

Parameters

• f – Factory.

• local_idx – Local index.

• pid – Returned global index.

Returns

PJ_SUCCESS on success.

struct pjmedia_vid_dev_factory_op

#include <videodev_imp.h>

Video device factory operations.

struct pjmedia_vid_dev_factory

#include <videodev_imp.h>

This structure describes a video device factory.

Forward declaration for video device factory

struct pjmedia_vid_dev_stream_op

#include <videodev_imp.h>

Video stream operations.

struct pjmedia_vid_dev_stream

#include <videodev_imp.h>

This structure describes the video device stream.

Forward declaration for pjmedia_vid_dev_stream