unsigned int CNetLogRuntimeStruct::EncodeToBuffer(char* buffer, const unsigned int size)
{
// Enter critical section
CCritSection section(&m_section);
// Get output data size
unsigned int sz = GetEncodedSize();
if(sz <= size)
{
// Encode properties
LogProperties::iterator index;
char* current = buffer;
for(index = m_props.begin(); index != m_props.end(); ++index)
{
memcpy(current, index->first.c_str(), index->first.length());
current += index->first.length();
*current = '\0';
current++;
CLogVariant logVariant(index->second.get());
VARTYPE vt = logVariant.GetType();
memcpy(current, &vt, sizeof(VARTYPE));
current += sizeof(VARTYPE);
unsigned int v_size = logVariant.GetSize();
memcpy(current, &v_size, sizeof(unsigned int));
current += sizeof(unsigned int);
char* buf = logVariant.GetBuffer();
memcpy(current, buf, v_size);
current += v_size;
}
return sz;
}
else
throw MCStreamException(_T("Buffer too small for encoding."));
}
bool COMXImage::CreateThumbnailFromSurface(unsigned char* buffer, unsigned int width, unsigned int height,
unsigned int format, unsigned int pitch, const CStdString& destFile)
{
if(format != XB_FMT_A8R8G8B8 || !buffer) {
CLog::Log(LOGDEBUG, "%s::%s : %s failed format=0x%x\n", CLASSNAME, __func__, destFile.c_str(), format);
return false;
}
if(!Encode(buffer, height * pitch, width, height, pitch)) {
CLog::Log(LOGDEBUG, "%s::%s : %s encode failed\n", CLASSNAME, __func__, destFile.c_str());
return false;
}
XFILE::CFile file;
if (file.OpenForWrite(destFile, true))
{
CLog::Log(LOGDEBUG, "%s::%s : %s width %d height %d\n", CLASSNAME, __func__, destFile.c_str(), width, height);
file.Write(GetEncodedData(), GetEncodedSize());
file.Close();
return true;
}
return false;
}
bool COMXImage::CreateThumbnailFromSurface(unsigned char* buffer, unsigned int width, unsigned int height,
unsigned int format, unsigned int pitch, const CStdString& destFile)
{
if(format != XB_FMT_A8R8G8B8 || !buffer)
return false;
// the omx encoder needs alligned sizes
if(width%16 || height%16)
{
unsigned int new_width = (width + 15)&~15;
unsigned int new_height = (height + 15)&~15;
unsigned int new_pitch = new_width * 4;
unsigned int size = new_height * new_pitch;
unsigned char *dstBuffer = (unsigned char *)malloc(size);
unsigned char *dst = dstBuffer;
unsigned char *src = buffer;
if(!dstBuffer)
return false;
memset(dst, 0x0, size);
for(unsigned int y = 0; y < height; y++)
{
memcpy(dst, src, pitch);
src += pitch;
dst += new_pitch;
}
if(!Encode(dstBuffer, size, new_width, new_height))
{
free(dstBuffer);
return false;
}
free(dstBuffer);
}
else
{
if(!Encode(buffer, height * pitch, width, height))
return false;
}
XFILE::CFile file;
if (file.OpenForWrite(destFile, true))
{
CLog::Log(LOGDEBUG, "%s::%s : %s width %d height %d\n", CLASSNAME, __func__, destFile.c_str(), width, height);
file.Write(GetEncodedData(), GetEncodedSize());
file.Close();
return true;
}
return false;
}
