bool COMXImage::CreateThumbnailFromMemory(unsigned char* buffer, unsigned int bufSize, const CStdString& destFile,
unsigned int minx, unsigned int miny)
{
if(!bufSize || !buffer)
return false;
if(!m_is_open)
{
m_image_size = bufSize;
m_image_buffer = (uint8_t *)malloc(m_image_size);
if(!m_image_buffer)
return false;
memcpy(m_image_buffer, buffer, m_image_size);
if(GetCodingType() != OMX_IMAGE_CodingJPEG)
return false;
SetHardwareSizeLimits();
m_is_open = true;
}
if(!Decode(minx, miny))
return false;
return CreateThumbnailFromSurface(GetDecodedData(), GetDecodedWidth(), GetDecodedHeight(),
XB_FMT_A8R8G8B8, GetDecodedWidth() * 4, destFile);
}
bool COMXImage::CreateThumbnailFromMemory(unsigned char* buffer, unsigned int bufSize, const CStdString& destFile,
unsigned int minx, unsigned int miny)
{
if(!bufSize || !buffer)
return false;
if(!m_is_open)
{
m_image_size = bufSize;
m_image_buffer = (uint8_t *)malloc(m_image_size);
if(!m_image_buffer)
return false;
memcpy(m_image_buffer, buffer, m_image_size);
if(GetCodingType() != OMX_IMAGE_CodingJPEG) {
CLog::Log(LOGERROR, "%s::%s : %s GetCodingType()=0x%x\n", CLASSNAME, __func__, destFile.c_str(), GetCodingType());
return false;
}
m_is_open = true;
}
if(!Decode(minx, miny))
return false;
return CreateThumbnailFromSurface(GetDecodedData(), GetDecodedWidth(), GetDecodedHeight(),
XB_FMT_A8R8G8B8, GetDecodedStride(), destFile);
}
bool CJpegIO::CreateThumbnailFromMemory(unsigned char* buffer, unsigned int bufSize, const CStdString& destFile, unsigned int minx, unsigned int miny)
{
//Decode a jpeg residing in buffer, pass to CreateThumbnailFromSurface for re-encode
unsigned int pitch = 0;
unsigned char *sourceBuf = NULL;
if (!Read(buffer, bufSize, minx, miny))
return false;
pitch = Width() * 3;
sourceBuf = new unsigned char [Height() * pitch];
if (!Decode(sourceBuf,pitch,XB_FMT_RGB8))
{
delete [] sourceBuf;
return false;
}
if (!CreateThumbnailFromSurface(sourceBuf, Width(), Height() , XB_FMT_RGB8, pitch, destFile))
{
delete [] sourceBuf;
return false;
}
delete [] sourceBuf;
return true;
}
