28 #include "../../include/effects/Bars.h"
30 using namespace openshot;
33 Bars::Bars() : color(
"#000000"), left(0.0), top(0.1), right(0.0), bottom(0.1) {
35 init_effect_details();
40 color(color), left(left), top(top), right(right), bottom(bottom)
43 init_effect_details();
47 void Bars::init_effect_details()
62 std::shared_ptr<Frame>
Bars::GetFrame(std::shared_ptr<Frame> frame, int64_t frame_number)
65 std::shared_ptr<QImage> frame_image = frame->GetImage();
68 std::shared_ptr<QImage> tempColor = std::shared_ptr<QImage>(
new QImage(frame_image->width(), 1, QImage::Format_RGBA8888));
69 tempColor->fill(QColor(QString::fromStdString(
color.
GetColorHex(frame_number))));
78 unsigned char *pixels = (
unsigned char *) frame_image->bits();
79 unsigned char *color_pixels = (
unsigned char *) tempColor->bits();
82 int top_bar_height = top_value * frame_image->height();
83 int bottom_bar_height = bottom_value * frame_image->height();
84 int left_bar_width = left_value * frame_image->width();
85 int right_bar_width = right_value * frame_image->width();
88 for (
int row = 0; row < frame_image->height(); row++) {
91 if ((top_bar_height > 0.0 && row <= top_bar_height) || (bottom_bar_height > 0.0 && row >= frame_image->height() - bottom_bar_height)) {
92 memcpy(&pixels[row * frame_image->width() * 4], color_pixels,
sizeof(char) * frame_image->width() * 4);
95 if (left_bar_width > 0.0) {
96 memcpy(&pixels[row * frame_image->width() * 4], color_pixels,
sizeof(char) * left_bar_width * 4);
100 if (right_bar_width > 0.0) {
101 memcpy(&pixels[((row * frame_image->width()) + (frame_image->width() - right_bar_width)) * 4], color_pixels,
sizeof(char) * right_bar_width * 4);
142 bool success = reader.parse( value, root );
145 throw InvalidJSON(
"JSON could not be parsed (or is invalid)",
"");
155 throw InvalidJSON(
"JSON is invalid (missing keys or invalid data types)",
"");
166 if (!root[
"color"].isNull())
168 if (!root[
"left"].isNull())
170 if (!root[
"top"].isNull())
172 if (!root[
"right"].isNull())
174 if (!root[
"bottom"].isNull())
183 root[
"id"] =
add_property_json(
"ID", 0.0,
"string",
Id(), NULL, -1, -1,
true, requested_frame);
184 root[
"position"] =
add_property_json(
"Position",
Position(),
"float",
"", NULL, 0, 1000 * 60 * 30,
false, requested_frame);
186 root[
"start"] =
add_property_json(
"Start",
Start(),
"float",
"", NULL, 0, 1000 * 60 * 30,
false, requested_frame);
187 root[
"end"] =
add_property_json(
"End",
End(),
"float",
"", NULL, 0, 1000 * 60 * 30,
false, requested_frame);
188 root[
"duration"] =
add_property_json(
"Duration",
Duration(),
"float",
"", NULL, 0, 1000 * 60 * 30,
true, requested_frame);
191 root[
"color"] =
add_property_json(
"Bar Color", 0.0,
"color",
"", NULL, 0, 255,
false, requested_frame);
201 return root.toStyledString();
Keyframe right
Size of right bar.
Json::Value JsonValue()
Generate Json::JsonValue for this object.
Keyframe green
Curve representing the green value (0 - 255)
string PropertiesJSON(int64_t requested_frame)
Color color
Color of bars.
Json::Value JsonValue()
Generate Json::JsonValue for 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...
Keyframe red
Curve representing the red value (0 - 255)
string GetColorHex(int64_t frame_number)
Get the HEX value of a color at a specific frame.
float End()
Get end position (in seconds) of clip (trim end of video)
Json::Value add_property_json(string name, float value, string type, string memo, Keyframe *keyframe, float min_value, float max_value, bool readonly, int64_t requested_frame)
Generate JSON for a property.
int Layer()
Get layer of clip on timeline (lower number is covered by higher numbers)
Json::Value JsonValue()
Generate Json::JsonValue for this object.
string class_name
The class name of the effect.
virtual Json::Value JsonValue()=0
Generate Json::JsonValue for this object.
void SetJsonValue(Json::Value root)
Load Json::JsonValue into this object.
bool has_audio
Determines if this effect manipulates the audio of a frame.
void SetJson(string value)
Load JSON string into this object.
Keyframe top
Size of top bar.
Keyframe blue
Curve representing the red value (0 - 255)
string Json()
Get and Set JSON methods.
string Id()
Get basic properties.
float Position()
Get position on timeline (in seconds)
string name
The name of the effect.
string description
The description of this effect and what it does.
virtual void SetJsonValue(Json::Value root)=0
Load Json::JsonValue into this object.
This class represents a color (used on the timeline and clips)
double GetValue(int64_t index)
Get the value at a specific index.
void SetJsonValue(Json::Value root)
Load Json::JsonValue into this object.
Keyframe left
Size of left bar.
bool has_video
Determines if this effect manipulates the image of a frame.
Exception for invalid JSON.
void SetJsonValue(Json::Value root)
Load Json::JsonValue into this object.
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.