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Add default initialisation to various multimedia classes

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Change-Id: I902de05984fdae152e2678e4cf2d401a0b670703
Reviewed-by: Jonas Rabbe <jonas.rabbe@gmail.com>
This commit is contained in:
Mithra Pattison
2012-05-30 15:31:39 +10:00
committed by Qt by Nokia
parent 1b7da9e0ad
commit 5705f70da1
4 changed files with 27 additions and 12 deletions
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12
src/imports/multimedia/qsgvideonode_i420.cpp
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@@ -174,7 +174,9 @@ public:
QVideoSurfaceFormat m_format;
QSize m_textureSize;
GLuint m_textureIds[3];
static const uint Num_Texture_IDs = 3;
GLuint m_textureIds[Num_Texture_IDs];
qreal m_opacity;
QMatrix4x4 m_colorMatrix;
@@ -187,6 +189,8 @@ QSGVideoMaterial_YUV420::QSGVideoMaterial_YUV420(const QVideoSurfaceFormat &form
m_format(format),
m_opacity(1.0)
{
memset(m_textureIds, 0, sizeof(m_textureIds));
switch (format.yCbCrColorSpace()) {
case QVideoSurfaceFormat::YCbCr_JPEG:
m_colorMatrix = QMatrix4x4(
@@ -217,7 +221,7 @@ QSGVideoMaterial_YUV420::QSGVideoMaterial_YUV420(const QVideoSurfaceFormat &form
QSGVideoMaterial_YUV420::~QSGVideoMaterial_YUV420()
{
if (!m_textureSize.isEmpty())
glDeleteTextures(3, m_textureIds);
glDeleteTextures(Num_Texture_IDs, m_textureIds);
}
void QSGVideoMaterial_YUV420::bind()
@@ -233,8 +237,8 @@ void QSGVideoMaterial_YUV420::bind()
// Frame has changed size, recreate textures...
if (m_textureSize != m_frame.size()) {
if (!m_textureSize.isEmpty())
glDeleteTextures(3, m_textureIds);
glGenTextures(3, m_textureIds);
glDeleteTextures(Num_Texture_IDs, m_textureIds);
glGenTextures(Num_Texture_IDs, m_textureIds);
m_textureSize = m_frame.size();
}

3
src/imports/multimedia/qsgvideonode_rgb.cpp
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@@ -76,6 +76,9 @@ class QSGVideoMaterialShader_RGB : public QSGMaterialShader
public:
QSGVideoMaterialShader_RGB(QVideoFrame::PixelFormat pixelFormat)
: QSGMaterialShader(),
m_id_matrix(-1),
m_id_rgbTexture(-1),
m_id_opacity(-1),
m_pixelFormat(pixelFormat)
{
}

2
src/multimedia/qmediaobject_p.h
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@@ -79,7 +79,7 @@ class QMediaObjectPrivate
Q_DECLARE_PUBLIC(QMediaObject)
public:
QMediaObjectPrivate():metaDataControl(0), notifyTimer(0) {}
QMediaObjectPrivate(): service(0), metaDataControl(0), availabilityControl(0), notifyTimer(0), q_ptr(0) {}
virtual ~QMediaObjectPrivate() {}
void _q_notify();

22
src/multimediawidgets/qpaintervideosurface.cpp
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@@ -277,10 +277,12 @@ protected:
GLuint m_textureInternalFormat;
GLenum m_textureType;
int m_textureCount;
GLuint m_textureIds[3];
int m_textureWidths[3];
int m_textureHeights[3];
int m_textureOffsets[3];
static const uint Max_Textures = 3;
GLuint m_textureIds[Max_Textures];
int m_textureWidths[Max_Textures];
int m_textureHeights[Max_Textures];
int m_textureOffsets[Max_Textures];
bool m_yuv;
};
@@ -298,6 +300,12 @@ QVideoSurfaceGLPainter::QVideoSurfaceGLPainter(QGLContext *context)
#ifndef QT_OPENGL_ES
glActiveTexture = (_glActiveTexture)m_context->getProcAddress(QLatin1String("glActiveTexture"));
#endif
memset(m_textureIds, 0, sizeof(m_textureIds));
memset(m_textureWidths, 0, sizeof(m_textureWidths));
memset(m_textureHeights, 0, sizeof(m_textureHeights));
memset(m_textureOffsets, 0, sizeof(m_textureOffsets));
}
QVideoSurfaceGLPainter::~QVideoSurfaceGLPainter()
@@ -484,7 +492,7 @@ void QVideoSurfaceGLPainter::initRgbTextureInfo(
m_textureInternalFormat = internalFormat;
m_textureFormat = format;
m_textureType = type;
m_textureCount = 1;
m_textureCount = 1; // Note: ensure this is always <= Max_Textures
m_textureWidths[0] = size.width();
m_textureHeights[0] = size.height();
m_textureOffsets[0] = 0;
@@ -499,7 +507,7 @@ void QVideoSurfaceGLPainter::initYuv420PTextureInfo(const QSize &size)
m_textureInternalFormat = GL_LUMINANCE;
m_textureFormat = GL_LUMINANCE;
m_textureType = GL_UNSIGNED_BYTE;
m_textureCount = 3;
m_textureCount = 3; // Note: ensure this is always <= Max_Textures
m_textureWidths[0] = bytesPerLine;
m_textureHeights[0] = size.height();
m_textureOffsets[0] = 0;
@@ -520,7 +528,7 @@ void QVideoSurfaceGLPainter::initYv12TextureInfo(const QSize &size)
m_textureInternalFormat = GL_LUMINANCE;
m_textureFormat = GL_LUMINANCE;
m_textureType = GL_UNSIGNED_BYTE;
m_textureCount = 3;
m_textureCount = 3; // Note: ensure this is always <= Max_Textures
m_textureWidths[0] = bytesPerLine;
m_textureHeights[0] = size.height();
m_textureOffsets[0] = 0;