GNU Radio Manual and C++ API Reference 3.10.3.0
The Free & Open Software Radio Ecosystem
device_sink_impl.h
Go to the documentation of this file.
1/* -*- c++ -*- */
2/*
3 * Copyright 2014 Analog Devices Inc.
4 * Author: Paul Cercueil <paul.cercueil@analog.com>
5 *
6 * SPDX-License-Identifier: GPL-3.0-or-later
7 *
8 */
9
10#ifndef INCLUDED_IIO_DEVICE_SINK_IMPL_H
11#define INCLUDED_IIO_DEVICE_SINK_IMPL_H
12
14#include <iio.h>
15
16#include <string>
17#include <vector>
18
19namespace gr {
20namespace iio {
21
23{
24private:
25 void channel_write(const iio_channel* chn, const void* src, size_t len);
26 std::vector<tag_t> d_tags;
27
28protected:
29 iio_context* ctx;
30 iio_device *dev, *phy;
31 iio_buffer* buf;
32 std::vector<iio_channel*> channel_list;
33 unsigned int interpolation;
34 unsigned int buffer_size;
38
39public:
40 device_sink_impl(iio_context* ctx,
41 bool destroy_ctx,
42 const std::string& device,
43 const std::vector<std::string>& channels,
44 const std::string& device_phy,
45 const iio_param_vec_t& params,
46 unsigned int buffer_size = DEFAULT_BUFFER_SIZE,
47 unsigned int interpolation = 0,
48 bool cyclic = false);
49
51
52 void set_params(const iio_param_vec_t& params);
53
54 void set_len_tag_key(const std::string& len_tag_key) override;
55
56 // Where all the action really happens
57 int work(int noutput_items,
58 gr_vector_const_void_star& input_items,
59 gr_vector_void_star& output_items) override;
60
61 void forecast(int noutput_items, gr_vector_int& ninput_items_required) override;
62};
63
64} // namespace iio
65} // namespace gr
66
67#endif /* INCLUDED_IIO_DEVICE_SINK_IMPL_H */
Definition: device_sink_impl.h:23
void forecast(int noutput_items, gr_vector_int &ninput_items_required) override
Estimate input requirements given output request.
iio_device * phy
Definition: device_sink_impl.h:30
void set_params(const iio_param_vec_t &params)
pmt::pmt_t d_len_tag_key
Definition: device_sink_impl.h:36
unsigned int buffer_size
Definition: device_sink_impl.h:34
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) override
just like gr::block::general_work, only this arranges to call consume_each for you
device_sink_impl(iio_context *ctx, bool destroy_ctx, const std::string &device, const std::vector< std::string > &channels, const std::string &device_phy, const iio_param_vec_t &params, unsigned int buffer_size=DEFAULT_BUFFER_SIZE, unsigned int interpolation=0, bool cyclic=false)
iio_buffer * buf
Definition: device_sink_impl.h:31
unsigned int interpolation
Definition: device_sink_impl.h:33
iio_device * dev
Definition: device_sink_impl.h:30
std::vector< iio_channel * > channel_list
Definition: device_sink_impl.h:32
bool destroy_ctx
Definition: device_sink_impl.h:35
uint16_t override_tagged_input_channels
Definition: device_sink_impl.h:37
iio_context * ctx
Definition: device_sink_impl.h:29
void set_len_tag_key(const std::string &len_tag_key) override
Generic sink for IIO drivers with buffered input channels.
Definition: device_sink.h:38
#define DEFAULT_BUFFER_SIZE
Definition: device_sink.h:20
std::vector< iio_param_t > iio_param_vec_t
Definition: iio_types.h:44
GNU Radio logging wrapper.
Definition: basic_block.h:29
std::shared_ptr< pmt_base > pmt_t
typedef for shared pointer (transparent reference counting).
Definition: pmt.h:83
std::vector< const void * > gr_vector_const_void_star
Definition: types.h:28
std::vector< void * > gr_vector_void_star
Definition: types.h:27
std::vector< int > gr_vector_int
Definition: types.h:23