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add interfaces enable custom oclMat device memory type

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This commit is contained in:
yao
2013-02-27 17:32:32 +08:00
parent 620c699456
commit 9ccf27c7f5
4 changed files with 88 additions and 29 deletions
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69
modules/ocl/src/initialization.cpp
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@@ -72,6 +72,15 @@ namespace cv
*/
auto_ptr<ProgramCache> ProgramCache::programCache;
ProgramCache *programCache = NULL;
DevMemType gDeviceMemType = DEVICE_MEM_DEFAULT;
DevMemRW gDeviceMemRW = DEVICE_MEM_R_W;
int gDevMemTypeValueMap[5] = {0,
CL_MEM_ALLOC_HOST_PTR,
CL_MEM_USE_HOST_PTR,
CL_MEM_COPY_HOST_PTR,
CL_MEM_USE_PERSISTENT_MEM_AMD};
int gDevMemRWValueMap[3] = {CL_MEM_READ_WRITE, CL_MEM_READ_ONLY, CL_MEM_WRITE_ONLY};
ProgramCache::ProgramCache()
{
codeCache.clear();
@@ -113,30 +122,25 @@ namespace cv
}
////////////////////////Common OpenCL specific calls///////////////
//Info::Info()
//{
// oclplatform = 0;
// oclcontext = 0;
// devnum = 0;
//}
//Info::~Info()
//{
// release();
//}
//void Info::release()
//{
// if(oclplatform)
// {
// oclplatform = 0;
// }
// if(oclcontext)
// {
// openCLSafeCall(clReleaseContext(oclcontext));
// }
// devices.empty();
// devName.empty();
//}
struct Info::Impl
int getDevMemType(DevMemRW& rw_type, DevMemType& mem_type)
{
rw_type = gDeviceMemRW;
mem_type = gDeviceMemType;
return Context::getContext()->impl->unified_memory;
}
int setDevMemType(DevMemRW rw_type, DevMemType mem_type)
{
if( (mem_type == DEVICE_MEM_PM && Context::getContext()->impl->unified_memory == 0) ||
mem_type == DEVICE_MEM_UHP ||
mem_type == DEVICE_MEM_CHP )
return -1;
gDeviceMemRW = rw_type;
gDeviceMemType = mem_type;
return 0;
}
struct Info::Impl
{
cl_platform_id oclplatform;
std::vector<cl_device_id> devices;
@@ -290,11 +294,8 @@ namespace cv
}
void *getoclContext()
{
return &(Context::getContext()->impl->clContext);
}
void *getoclCommandQueue()
@@ -319,10 +320,16 @@ namespace cv
void openCLMallocPitch(Context *clCxt, void **dev_ptr, size_t *pitch,
size_t widthInBytes, size_t height)
{
openCLMallocPitchEx(clCxt, dev_ptr, pitch, widthInBytes, height, gDeviceMemRW, gDeviceMemType);
}
void openCLMallocPitchEx(Context *clCxt, void **dev_ptr, size_t *pitch,
size_t widthInBytes, size_t height, DevMemRW rw_type, DevMemType mem_type)
{
cl_int status;
*dev_ptr = clCreateBuffer(clCxt->impl->clContext, CL_MEM_READ_WRITE,
*dev_ptr = clCreateBuffer(clCxt->impl->clContext, gDevMemRWValueMap[rw_type]|gDevMemTypeValueMap[mem_type],
widthInBytes * height, 0, &status);
openCLVerifyCall(status);
*pitch = widthInBytes;
@@ -837,6 +844,11 @@ namespace cv
clcxt->impl->double_support = oclinfo.impl->double_support;
//extra options to recognize compiler options
memcpy(clcxt->impl->extra_options, oclinfo.impl->extra_options, 512);
cl_bool unfymem = false;
openCLSafeCall(clGetDeviceInfo(clcxt->impl->devices, CL_DEVICE_HOST_UNIFIED_MEMORY,
sizeof(cl_bool), (void *)&unfymem, NULL));
if(unfymem)
clcxt->impl->unified_memory = 1;
}
Context::Context()
{
@@ -853,6 +865,7 @@ namespace cv
impl->double_support = 0;
//extra options to recognize vendor specific fp64 extensions
memset(impl->extra_options, 0, 512);
impl->unified_memory = 0;
programCache = ProgramCache::getProgramCache();
}