4 * This file is part of CameraPlus.
6 * Copyright (C) 2012 Mohammed Sameer <msameer@foolab.org>
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef QT_CAM_MODE_P_H
24 #define QT_CAM_MODE_P_H
27 #include "qtcamdevice_p.h"
28 #include "qtcamanalysisbin.h"
29 #include <gst/pbutils/encoding-profile.h>
30 #include <gst/pbutils/encoding-target.h>
32 #ifndef GST_USE_UNSTABLE_API
33 #define GST_USE_UNSTABLE_API
34 #endif /* GST_USE_UNSTABLE_API */
35 #include <gst/interfaces/photography.h>
37 #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"
39 class QtCamDevicePrivate;
40 class PreviewImageHandler;
43 class QtCamModePrivate {
45 QtCamModePrivate(QtCamDevicePrivate *d) : id(-1), dev(d) {}
46 virtual ~QtCamModePrivate() {}
48 int modeId(const char *mode) {
49 if (!dev->cameraBin) {
53 GParamSpec *pspec = g_object_class_find_property(G_OBJECT_GET_CLASS(dev->cameraBin),
59 if (!G_IS_PARAM_SPEC_ENUM(pspec)) {
63 GParamSpecEnum *e = G_PARAM_SPEC_ENUM(pspec);
64 GEnumClass *klass = e->enum_class;
66 for (unsigned x = 0; x < klass->n_values; x++) {
67 if (QLatin1String(mode) == QLatin1String(klass->values[x].value_nick)) {
68 return klass->values[x].value;
75 GstEncodingProfile *loadProfile(const QString& path, const QString& name) {
78 GstEncodingTarget *target = gst_encoding_target_load_from_file(path.toUtf8().data(), &error);
80 qCritical() << "Failed to load encoding target from" << path << error->message;
85 GstEncodingProfile *profile = gst_encoding_target_get_profile(target, name.toUtf8().data());
87 qCritical() << "Failed to load encoding profile from" << path;
88 gst_encoding_target_unref(target);
92 gst_encoding_target_unref(target);
97 void resetCaps(const char *property) {
98 if (!dev->cameraBin) {
102 g_object_set(dev->cameraBin, property, NULL, NULL);
106 if (!dev->cameraBin) {
112 g_object_get(dev->videoSource, "scene-mode", &val, NULL);
114 return val == GST_PHOTOGRAPHY_SCENE_MODE_NIGHT;
117 void setCaps(const char *property, const QSize& resolution, int fps) {
118 if (!dev->cameraBin) {
122 if (resolution.width() <= 0 || resolution.height() <= 0) {
129 caps = gst_caps_new_simple("video/x-raw-yuv",
130 "width", G_TYPE_INT, resolution.width(),
131 "height", G_TYPE_INT, resolution.height(),
135 caps = gst_caps_new_simple("video/x-raw-yuv",
136 "width", G_TYPE_INT, resolution.width(),
137 "height", G_TYPE_INT, resolution.height(),
139 GST_TYPE_FRACTION_RANGE, fps - 1, 1, fps + 1, 1,
145 g_object_get(dev->cameraBin, property, &old, NULL);
147 if (gst_caps_is_equal(caps, old)) {
149 gst_caps_unref(caps);
154 g_object_set(dev->cameraBin, property, caps, NULL);
161 void setPreviewSize(const QSize& size) {
162 if (!dev->cameraBin) {
166 if (size.width() <= 0 && size.height() <= 0) {
167 g_object_set(dev->cameraBin, "preview-caps", NULL, "post-previews", FALSE, NULL);
170 QString preview = QString(PREVIEW_CAPS).arg(size.width()).arg(size.height());
172 GstCaps *caps = gst_caps_from_string(preview.toAscii());
174 g_object_set(dev->cameraBin, "preview-caps", caps, "post-previews", TRUE, NULL);
176 gst_caps_unref(caps);
180 void setFileName(const QString& file) {
184 void setTempFileName(const QString& file) {
188 void enableViewfinderFilters() {
189 if (dev->viewfinderFilters) {
190 dev->viewfinderFilters->setBlocked(false);
194 void disableViewfinderFilters() {
195 if (dev->viewfinderFilters) {
196 dev->viewfinderFilters->setBlocked(true);
202 QtCamDevicePrivate *dev;
203 PreviewImageHandler *previewImageHandler;
204 DoneHandler *doneHandler;
206 QString tempFileName;
209 #endif /* QT_CAM_MODE_P_H */