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Add support for enumerating and changing USB camera video mode.

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This commit is contained in:
Peter Johnson
2016-09-29 00:04:16 -07:00
parent a5fe605aae
commit 70616c48e3
16 changed files with 813 additions and 20 deletions
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36
include/cameraserver_cpp.h
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@@ -42,6 +42,29 @@ struct USBCameraInfo {
std::string name;
};
/// Video mode
struct VideoMode : public CS_VideoMode {
enum PixelFormat {
kUnknown = CS_PIXFMT_UNKNOWN,
kMJPEG = CS_PIXFMT_MJPEG,
kYUYV = CS_PIXFMT_YUYV,
kRGB565 = CS_PIXFMT_RGB565
};
VideoMode() {
pixelFormat = 0;
width = 0;
height = 0;
fps = 0;
}
VideoMode(PixelFormat pixelFormat_, int width_, int height_, int fps_) {
pixelFormat = pixelFormat_;
width = width_;
height = height_;
fps = fps_;
}
explicit operator bool() const { return pixelFormat == kUnknown; }
};
//
// Property Functions
//
@@ -74,7 +97,8 @@ CS_Source CreateUSBSourcePath(llvm::StringRef name, llvm::StringRef path,
CS_Status* status);
CS_Source CreateHTTPSource(llvm::StringRef name, llvm::StringRef url,
CS_Status* status);
CS_Source CreateCvSource(llvm::StringRef name, CS_Status* status);
CS_Source CreateCvSource(llvm::StringRef name, const VideoMode& mode,
CS_Status* status);
//
// Source Functions
@@ -94,6 +118,16 @@ CS_Property GetSourceProperty(CS_Source source, llvm::StringRef name,
llvm::ArrayRef<CS_Property> EnumerateSourceProperties(
CS_Source source, llvm::SmallVectorImpl<CS_Property>& vec,
CS_Status* status);
VideoMode GetSourceVideoMode(CS_Source source, CS_Status* status);
bool SetSourceVideoMode(CS_Source source, const VideoMode& mode,
CS_Status* status);
bool SetSourcePixelFormat(CS_Source source, VideoMode::PixelFormat pixelFormat,
CS_Status* status);
bool SetSourceResolution(CS_Source source, int width, int height,
CS_Status* status);
bool SetSourceFPS(CS_Source source, int fps, CS_Status* status);
std::vector<VideoMode> EnumerateSourceVideoModes(CS_Source source,
CS_Status* status);
CS_Source CopySource(CS_Source source, CS_Status* status);
void ReleaseSource(CS_Source source, CS_Status* status);