31 #include "../../include/effects/Bars.h" 36 Bars::Bars() : color(
"#000000"), left(0.0), top(0.1), right(0.0), bottom(0.1) {
38 init_effect_details();
43 color(color), left(left), top(top), right(right), bottom(bottom)
46 init_effect_details();
50 void Bars::init_effect_details()
65 std::shared_ptr<Frame>
Bars::GetFrame(std::shared_ptr<Frame> frame, int64_t frame_number)
68 std::shared_ptr<QImage> frame_image = frame->GetImage();
71 std::shared_ptr<QImage> tempColor = std::shared_ptr<QImage>(
new QImage(frame_image->width(), 1, QImage::Format_RGBA8888));
72 tempColor->fill(QColor(QString::fromStdString(
color.
GetColorHex(frame_number))));
81 unsigned char *pixels = (
unsigned char *) frame_image->bits();
82 unsigned char *color_pixels = (
unsigned char *) tempColor->bits();
85 int top_bar_height = top_value * frame_image->height();
86 int bottom_bar_height = bottom_value * frame_image->height();
87 int left_bar_width = left_value * frame_image->width();
88 int right_bar_width = right_value * frame_image->width();
91 for (
int row = 0; row < frame_image->height(); row++) {
94 if ((top_bar_height > 0.0 && row <= top_bar_height) || (bottom_bar_height > 0.0 && row >= frame_image->height() - bottom_bar_height)) {
95 memcpy(&pixels[row * frame_image->width() * 4], color_pixels,
sizeof(char) * frame_image->width() * 4);
98 if (left_bar_width > 0.0) {
99 memcpy(&pixels[row * frame_image->width() * 4], color_pixels,
sizeof(char) * left_bar_width * 4);
103 if (right_bar_width > 0.0) {
104 memcpy(&pixels[((row * frame_image->width()) + (frame_image->width() - right_bar_width)) * 4], color_pixels,
sizeof(char) * right_bar_width * 4);
144 Json::CharReaderBuilder rbuilder;
145 Json::CharReader* reader(rbuilder.newCharReader());
148 bool success = reader->parse( value.c_str(),
149 value.c_str() + value.size(), &root, &errors );
154 throw InvalidJSON(
"JSON could not be parsed (or is invalid)");
161 catch (
const std::exception& e)
164 throw InvalidJSON(
"JSON is invalid (missing keys or invalid data types)");
175 if (!root[
"color"].isNull())
177 if (!root[
"left"].isNull())
179 if (!root[
"top"].isNull())
181 if (!root[
"right"].isNull())
183 if (!root[
"bottom"].isNull())
192 root[
"id"] =
add_property_json(
"ID", 0.0,
"string",
Id(), NULL, -1, -1,
true, requested_frame);
193 root[
"position"] =
add_property_json(
"Position",
Position(),
"float",
"", NULL, 0, 1000 * 60 * 30,
false, requested_frame);
195 root[
"start"] =
add_property_json(
"Start",
Start(),
"float",
"", NULL, 0, 1000 * 60 * 30,
false, requested_frame);
196 root[
"end"] =
add_property_json(
"End",
End(),
"float",
"", NULL, 0, 1000 * 60 * 30,
false, requested_frame);
197 root[
"duration"] =
add_property_json(
"Duration",
Duration(),
"float",
"", NULL, 0, 1000 * 60 * 30,
true, requested_frame);
200 root[
"color"] =
add_property_json(
"Bar Color", 0.0,
"color",
"", NULL, 0, 255,
false, requested_frame);
210 return root.toStyledString();
Keyframe right
Size of right bar.
Json::Value JsonValue()
Generate Json::JsonValue for this object.
Color color
Color of bars.
void SetJson(std::string value)
Load JSON string into this object.
std::shared_ptr< Frame > GetFrame(std::shared_ptr< Frame > frame, int64_t frame_number)
This method is required for all derived classes of EffectBase, and returns a modified openshot::Frame...
std::string PropertiesJSON(int64_t requested_frame)
std::string Json()
Get and Set JSON methods.
float End()
Get end position (in seconds) of clip (trim end of video)
int Layer()
Get layer of clip on timeline (lower number is covered by higher numbers)
Json::Value JsonValue()
Generate Json::JsonValue for this object.
virtual Json::Value JsonValue()=0
Generate Json::JsonValue for this object.
void SetJsonValue(Json::Value root)
Load Json::JsonValue into this object.
openshot::Keyframe blue
Curve representing the red value (0 - 255)
bool has_audio
Determines if this effect manipulates the audio of a frame.
Keyframe top
Size of top bar.
openshot::Keyframe green
Curve representing the green value (0 - 255)
std::string Id()
Get basic properties.
float Position()
Get position on timeline (in seconds)
std::string GetColorHex(int64_t frame_number)
Get the HEX value of a color at a specific frame.
virtual void SetJsonValue(Json::Value root)=0
Load Json::JsonValue into this object.
std::string class_name
The class name of the effect.
std::string name
The name of the effect.
This class represents a color (used on the timeline and clips)
Json::Value add_property_json(std::string name, float value, std::string type, std::string memo, Keyframe *keyframe, float min_value, float max_value, bool readonly, int64_t requested_frame)
Generate JSON for a property.
void SetJsonValue(Json::Value root)
Load Json::JsonValue into this object.
This namespace is the default namespace for all code in the openshot library.
Keyframe left
Size of left bar.
Json::Value JsonValue() const
Generate Json::JsonValue for this object.
std::string description
The description of this effect and what it does.
bool has_video
Determines if this effect manipulates the image of a frame.
Exception for invalid JSON.
double GetValue(int64_t index) const
Get the value at a specific index.
void SetJsonValue(Json::Value root)
Load Json::JsonValue into this object.
openshot::Keyframe red
Curve representing the red value (0 - 255)
Keyframe bottom
Size of bottom bar.
A Keyframe is a collection of Point instances, which is used to vary a number or property over time...
float Duration()
Get the length of this clip (in seconds)
float Start()
Get start position (in seconds) of clip (trim start of video)
EffectInfoStruct info
Information about the current effect.
Bars()
Blank constructor, useful when using Json to load the effect properties.