From 219cbfe76b5a7d9d8206c71aa6115ff8befcff9b Mon Sep 17 00:00:00 2001 From: Show Liu Date: Fri, 11 Sep 2020 16:55:14 +0800 Subject: qcam: Add additional command line option to select the renderer type Add new option "--renderer=qt|gles" to select the renderer type, "--renderer=gles" to accelerate format conversion and rendering "--renderer=qt" is the original Qt rendering. Signed-off-by: Show Liu Reviewed-by: Laurent Pinchart Signed-off-by: Laurent Pinchart --- src/qcam/main.cpp | 3 +++ src/qcam/main_window.cpp | 34 +++++++++++++++++++++++++++++----- src/qcam/main_window.h | 1 + 3 files changed, 33 insertions(+), 5 deletions(-) (limited to 'src/qcam') diff --git a/src/qcam/main.cpp b/src/qcam/main.cpp index bae358df..f60d3cef 100644 --- a/src/qcam/main.cpp +++ b/src/qcam/main.cpp @@ -33,6 +33,9 @@ OptionsParser::Options parseOptions(int argc, char *argv[]) ArgumentRequired, "camera"); parser.addOption(OptHelp, OptionNone, "Display this help message", "help"); + parser.addOption(OptRenderer, OptionString, + "Choose the renderer type {qt,gles} (default: qt)", + "renderer", ArgumentRequired, "renderer"); parser.addOption(OptStream, &streamKeyValue, "Set configuration of a camera stream", "stream", true); diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp index 7406f0bd..985743f3 100644 --- a/src/qcam/main_window.cpp +++ b/src/qcam/main_window.cpp @@ -28,6 +28,9 @@ #include #include "dng_writer.h" +#ifndef QT_NO_OPENGL +#include "viewfinder_gl.h" +#endif #include "viewfinder_qt.h" using namespace libcamera; @@ -106,11 +109,32 @@ MainWindow::MainWindow(CameraManager *cm, const OptionsParser::Options &options) setWindowTitle(title_); connect(&titleTimer_, SIGNAL(timeout()), this, SLOT(updateTitle())); - ViewFinderQt *viewfinder = new ViewFinderQt(this); - connect(viewfinder, &ViewFinderQt::renderComplete, - this, &MainWindow::queueRequest); - viewfinder_ = viewfinder; - setCentralWidget(viewfinder); + /* Renderer type Qt or GLES, select Qt by default. */ + std::string renderType = "qt"; + if (options_.isSet(OptRenderer)) + renderType = options_[OptRenderer].toString(); + + if (renderType == "qt") { + ViewFinderQt *viewfinder = new ViewFinderQt(this); + connect(viewfinder, &ViewFinderQt::renderComplete, + this, &MainWindow::queueRequest); + viewfinder_ = viewfinder; + setCentralWidget(viewfinder); +#ifndef QT_NO_OPENGL + } else if (renderType == "gles") { + ViewFinderGL *viewfinder = new ViewFinderGL(this); + connect(viewfinder, &ViewFinderGL::renderComplete, + this, &MainWindow::queueRequest); + viewfinder_ = viewfinder; + setCentralWidget(viewfinder); +#endif + } else { + qWarning() << "Invalid render type" + << QString::fromStdString(renderType); + quit(); + return; + } + adjustSize(); /* Hotplug/unplug support */ diff --git a/src/qcam/main_window.h b/src/qcam/main_window.h index 3d21779e..5c61a4df 100644 --- a/src/qcam/main_window.h +++ b/src/qcam/main_window.h @@ -37,6 +37,7 @@ class HotplugEvent; enum { OptCamera = 'c', OptHelp = 'h', + OptRenderer = 'r', OptStream = 's', }; -- cgit v1.2.1