/*!
* This file is part of CameraPlus.
*
- * Copyright (C) 2012 Mohammed Sameer <msameer@foolab.org>
+ * Copyright (C) 2012-2013 Mohammed Sameer <msameer@foolab.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
#define QT_CAM_MODE_P_H
#include <QSize>
+#include <QFileInfo>
+#include <QDir>
#include "qtcamdevice_p.h"
+#include "qtcamanalysisbin.h"
#include <gst/pbutils/encoding-profile.h>
#include <gst/pbutils/encoding-target.h>
+#include "qtcamgstreamermessagehandler.h"
#ifndef GST_USE_UNSTABLE_API
#define GST_USE_UNSTABLE_API
#endif /* GST_USE_UNSTABLE_API */
#include <gst/interfaces/photography.h>
+#define PREVIEW_CAPS "video/x-raw-rgb, width = (int) %1, height = (int) %2, bpp = (int) 32, depth = (int) 24, red_mask = (int) 65280, green_mask = (int) 16711680, blue_mask = (int) -16777216"
+
class QtCamDevicePrivate;
class PreviewImageHandler;
class DoneHandler;
QtCamModePrivate(QtCamDevicePrivate *d) : id(-1), dev(d) {}
virtual ~QtCamModePrivate() {}
+ void init(DoneHandler *handler) {
+ doneHandler = handler;
+ }
+
int modeId(const char *mode) {
if (!dev->cameraBin) {
return -1;
return -1;
}
- GParamSpecEnum *e = (GParamSpecEnum *)pspec;
+ GParamSpecEnum *e = G_PARAM_SPEC_ENUM(pspec);
GEnumClass *klass = e->enum_class;
for (unsigned x = 0; x < klass->n_values; x++) {
GstEncodingProfile *loadProfile(const QString& path, const QString& name) {
GError *error = NULL;
+ QString targetPath;
+ QFileInfo info(path);
+ if (!info.isAbsolute()) {
+ targetPath = QDir(DATA_DIR).absoluteFilePath(path);
+ }
+ else {
+ targetPath = info.filePath();
+ }
- GstEncodingTarget *target = gst_encoding_target_load_from_file(path.toUtf8().data(), &error);
+ GstEncodingTarget *target = gst_encoding_target_load_from_file(targetPath.toUtf8().constData(),
+ &error);
if (!target) {
qCritical() << "Failed to load encoding target from" << path << error->message;
g_error_free(error);
}
}
+ void setPreviewSize(const QSize& size) {
+ if (!dev->cameraBin) {
+ return;
+ }
+
+ if (size.width() <= 0 && size.height() <= 0) {
+ g_object_set(dev->cameraBin, "preview-caps", NULL, "post-previews", FALSE, NULL);
+ }
+ else {
+ QString preview = QString(PREVIEW_CAPS).arg(size.width()).arg(size.height());
+
+ GstCaps *caps = gst_caps_from_string(preview.toLatin1());
+
+ if (!dev->conf->isPreviewSupported()) {
+ qWarning() << "Cannot set preview caps. Preview not supported";
+ gst_caps_unref(caps);
+ return;
+ }
+
+ g_object_set(dev->cameraBin, "preview-caps", caps, "post-previews", TRUE, NULL);
+
+ gst_caps_unref(caps);
+ }
+ }
+
+ void setFileName(const QString& file) {
+ fileName = file;
+ }
+
+ void setTempFileName(const QString& file) {
+ tempFileName = file;
+ }
+
+ void enableViewfinderFilters() {
+ if (dev->viewfinderFilters) {
+ dev->viewfinderFilters->setBlocked(false);
+ }
+ }
+
+ void disableViewfinderFilters() {
+ if (dev->viewfinderFilters) {
+ dev->viewfinderFilters->setBlocked(true);
+ }
+ }
+
int id;
+ QtCamMode *q_ptr;
QtCamDevicePrivate *dev;
PreviewImageHandler *previewImageHandler;
DoneHandler *doneHandler;
+ QString fileName;
+ QString tempFileName;
+};
+
+class DoneHandler : public QtCamGStreamerMessageHandler {
+public:
+ DoneHandler(QtCamModePrivate *m, const char *done, QObject *parent = 0) :
+ QtCamGStreamerMessageHandler(done, parent) {
+ mode = m;
+ }
+
+ virtual ~DoneHandler() { }
+
+ virtual void handleMessage(GstMessage *message) {
+ // If we have a temp file then we rename it:
+ if (!mode->tempFileName.isEmpty() && !mode->fileName.isEmpty()) {
+ if (!QFile::rename(mode->tempFileName, mode->fileName)) {
+ qCritical() << "Failed to rename" << mode->tempFileName << "to" << mode->fileName;
+ }
+ }
+
+ QString fileName;
+ const GstStructure *s = gst_message_get_structure(message);
+ if (gst_structure_has_field(s, "filename")) {
+ const char *str = gst_structure_get_string(s, "filename");
+ if (str) {
+ fileName = QString::fromUtf8(str);
+ }
+ }
+
+ if (fileName.isEmpty()) {
+ fileName = mode->fileName;
+ }
+
+ QMetaObject::invokeMethod(mode->q_ptr, "saved", Qt::QueuedConnection,
+ Q_ARG(QString, fileName));
+ }
+
+ QtCamModePrivate *mode;
};
#endif /* QT_CAM_MODE_P_H */