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videoio: backends priority list

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This commit is contained in:
Alexander Alekhin
2018-05-21 14:06:31 +00:00
parent 06c1890639
commit cd9e43704e
8 changed files with 948 additions and 591 deletions
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modules/videoio/test/test_ffmpeg.cpp
+6 -6
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@@ -228,7 +228,7 @@ public:
static std::string TmpDirectory;
CreateVideoWriterInvoker(std::vector<VideoWriter*>& _writers, std::vector<std::string>& _files) :
ParallelLoopBody(), writers(&_writers), files(&_files)
writers(_writers), files(_files)
{
}
@@ -240,16 +240,16 @@ public:
stream << i << ".avi";
std::string fileName = tempfile(stream.str().c_str());
files->operator[](i) = fileName;
writers->operator[](i) = new VideoWriter(fileName, CAP_FFMPEG, VideoWriter::fourcc('X','V','I','D'), 25.0f, FrameSize);
files[i] = fileName;
writers[i] = new VideoWriter(fileName, CAP_FFMPEG, VideoWriter::fourcc('X','V','I','D'), 25.0f, FrameSize);
CV_Assert(writers->operator[](i)->isOpened());
CV_Assert(writers[i]->isOpened());
}
}
private:
std::vector<VideoWriter*>* writers;
std::vector<std::string>* files;
std::vector<VideoWriter*>& writers;
std::vector<std::string>& files;
};
std::string CreateVideoWriterInvoker::TmpDirectory;