diff options
author | Stanislaw Halik <sthalik@misaki.pl> | 2019-05-06 03:52:45 +0200 |
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committer | Stanislaw Halik <sthalik@misaki.pl> | 2019-05-06 03:53:01 +0200 |
commit | 31bab22b5ee7bc18ad4bdb2fb74ed4948a900cc0 (patch) | |
tree | 7532ffae7542002136e94f217fa3596787f0cc0a /video-opencv/camera-names.cpp | |
parent | c246ff0280eda1a8ccdfdfb557037b7cea8ecc63 (diff) |
compat/camera-names: move to original location
Issue: #946
Diffstat (limited to 'video-opencv/camera-names.cpp')
-rw-r--r-- | video-opencv/camera-names.cpp | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/video-opencv/camera-names.cpp b/video-opencv/camera-names.cpp deleted file mode 100644 index 69926e5a..00000000 --- a/video-opencv/camera-names.cpp +++ /dev/null @@ -1,106 +0,0 @@ -#include "camera-names.hpp" - -#include <algorithm> -#include <iterator> - -#ifdef _WIN32 -# include <cwchar> -# define NO_DSHOW_STRSAFE -# include <dshow.h> -#elif defined(__unix) || defined(__linux) || defined(__APPLE__) -# include <unistd.h> -#endif - -#ifdef __linux -# include <fcntl.h> -# include <sys/ioctl.h> -# include <linux/videodev2.h> -# include <cerrno> -# include <cstring> -#endif - -#include <QDebug> - -int camera_name_to_index(const QString &name) -{ - auto list = get_camera_names(); - auto it = std::find(list.cbegin(), list.cend(), name); - if (it != list.cend()) - return std::distance(list.cbegin(), it); - - return -1; -} - -std::vector<QString> get_camera_names() -{ - std::vector<QString> ret; -#ifdef _WIN32 - // Create the System Device Enumerator. - HRESULT hr; - CoInitialize(nullptr); - ICreateDevEnum *pSysDevEnum = nullptr; - hr = CoCreateInstance(CLSID_SystemDeviceEnum, nullptr, CLSCTX_INPROC_SERVER, IID_ICreateDevEnum, (void **)&pSysDevEnum); - if (FAILED(hr)) - { - qDebug() << "failed CLSID_SystemDeviceEnum" << hr; - return ret; - } - // Obtain a class enumerator for the video compressor category. - IEnumMoniker *pEnumCat = nullptr; - hr = pSysDevEnum->CreateClassEnumerator(CLSID_VideoInputDeviceCategory, &pEnumCat, 0); - - if (hr == S_OK) { - // Enumerate the monikers. - IMoniker *pMoniker = nullptr; - ULONG cFetched; - while (pEnumCat->Next(1, &pMoniker, &cFetched) == S_OK) - { - IPropertyBag *pPropBag; - hr = pMoniker->BindToStorage(nullptr, nullptr, IID_IPropertyBag, (void **)&pPropBag); - if (SUCCEEDED(hr)) { - // To retrieve the filter's friendly name, do the following: - VARIANT var; - VariantInit(&var); - hr = pPropBag->Read(L"FriendlyName", &var, nullptr); - if (SUCCEEDED(hr)) - { - // Display the name in your UI somehow. - QString str((QChar*)var.bstrVal, int(std::wcslen(var.bstrVal))); - ret.push_back(str); - } - VariantClear(&var); - pPropBag->Release(); - } - pMoniker->Release(); - } - pEnumCat->Release(); - } - else - qDebug() << "failed CLSID_VideoInputDeviceCategory" << hr; - - pSysDevEnum->Release(); -#endif - -#ifdef __linux - for (int i = 0; i < 16; i++) { - char buf[32]; - snprintf(buf, sizeof(buf), "/dev/video%d", i); - - if (access(buf, R_OK | W_OK) == 0) { - int fd = open(buf, O_RDONLY); - if (fd == -1) - continue; - struct v4l2_capability video_cap; - if(ioctl(fd, VIDIOC_QUERYCAP, &video_cap) == -1) - { - qDebug() << "VIDIOC_QUERYCAP" << errno; - close(fd); - continue; - } - ret.push_back(QString((const char*)video_cap.card)); - close(fd); - } - } -#endif - return ret; -} |