zcy
/
multimedia
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

RGBA和BGR的自动适配

master
a7458969 2020-05-26 11:43:06 +08:00
parent 8f9a31dc78
commit 0e3f6f3b97
2 changed files with 13 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
client/qt_gl_render/yuvgl/cplaywidget.cpp
View File

@ -32,6 +32,7 @@ void main(void) \
gl_FragColor = vec4(rgb, 1); \
}";
// rgb片段着色器源码
// 注意MEDIASUBTYPE_RGB32 是bgr的，所以需要再进行一次转换
const char *fsrcrgb = "varying vec2 textureOut; \
uniform sampler2D rgbdata; \
void main() \
@ -76,11 +77,12 @@ CPlayWidget::CPlayWidget(QWidget *parent):QOpenGLWidget(parent) {
m_nVideoW = 0;
mType = TYPE_YUV420P;
connect(&this->tm,SIGNAL(timeout()),this,SLOT(OnUpdateFrame()));
//tm.start(1000);
}
CPlayWidget::~CPlayWidget() {
}
void CPlayWidget::PlayOneFrame() {//函数功能读取一张yuv图像数据进行显示,每单击一次，就显示一张图片
if(NULL == m_pYuvFile)
{
@ -111,15 +113,13 @@ void CPlayWidget::PlayOneFrame() {//函数功能读取一张yuv图像数据进
return;
}
int CPlayWidget::SetDataType(CPlayWidget::IMG_TYPE type)
{
int CPlayWidget::SetDataType(CPlayWidget::IMG_TYPE type){
this->mType = type;
}
int CPlayWidget::OnCameraData(uint8_t *dat, uint32_t size)
{
memcpy(this->m_pBufRgb32,dat,size);
qDebug()<<"camera receive data"<<size<<"\r\n";
update();
}
@ -284,10 +284,10 @@ void CPlayWidget::resizeGL(int w, int h)
};
//纹理矩阵
static const GLfloat textureVertices[] = {
0.0f, 1.0f,
1.0f, 1.0f,
0.0f, 0.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
};
//设置属性ATTRIB_VERTEX的顶点矩阵值以及格式
glVertexAttribPointer(ATTRIB_VERTEX, 2, GL_FLOAT, 0, 0, vertexVertices);
@ -378,7 +378,7 @@ void CPlayWidget::resizeGL(int w, int h)
m_nVideoW,
m_nVideoH,
0,
GL_RGBA,
GL_BGRA,
GL_UNSIGNED_BYTE,
m_pBufRgb32);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);

12
client/qt_gl_render/yuvgl/mainwindow.ui
View File

@ -6,8 +6,8 @@
<rect>
<x>0</x>
<y>0</y>
<width>878</width>
<height>732</height>
<width>1208</width>
<height>943</height>
</rect>
</property>
<property name="windowTitle">
@ -19,8 +19,8 @@
<rect>
<x>19</x>
<y>20</y>
<width>831</width>
<height>630</height>
<width>1171</width>
<height>851</height>
</rect>
</property>
</widget>
@ -30,8 +30,8 @@
<rect>
<x>0</x>
<y>0</y>
<width>878</width>
<height>23</height>
<width>1208</width>
<height>26</height>
</rect>
</property>
</widget>