Region* RegionPagerBase::CreateRegion(int x, int y) {
if (FindRegion(x, y)) {
throw(std::logic_error("Cannot overwrite an existing region"));
}
regionList.emplace_front(x, y);
return ®ionList.front();
}
//DOCS: since this method is the last ditch call from GetRegion, it must return a valid region object, even if the create function hasn't been set.
//return a new region, throwing an error on failure
Region* RegionPagerLua::CreateRegion(int x, int y) {
if (FindRegion(x, y)) {
throw(std::logic_error("Cannot overwrite an existing region"));
}
//get the pager's function from the registry
lua_rawgeti(lua, LUA_REGISTRYINDEX, createRef);
//check if this function is available
if (lua_isnil(lua, -1)) {
lua_pop(lua, 1);
//return an empty region object
regionList.emplace_front(x, y);
return ®ionList.front();
}
//something to work on
Region tmpRegion(x, y);
//TODO: add x & y as parameters
lua_pushlightuserdata(lua, &tmpRegion);
//call the function, 1 arg, 0 return
if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
}
//return the new region
regionList.push_front(tmpRegion);
return ®ionList.front();
}
STDMETHODIMP CDVBSub::Render(SubPicDesc& spd, REFERENCE_TIME rt, double fps, RECT& bbox)
{
CAutoLock cAutoLock(&m_csCritSec);
rt -= m_rtCurrentSegmentStart; // Make sure the timing are relative to the current segment start
RemoveOldPages(rt);
if (POSITION posPage = FindPage(rt)) {
const auto& pPage = m_pages.GetAt(posPage);
bool BT709 = m_infoSourceTarget.sourceMatrix == BT_709 ? true : m_infoSourceTarget.sourceMatrix == NONE ? (m_displayInfo.width > 720) : false;
pPage->rendered = true;
TRACE_DVB(_T("DVB - Renderer - %s - %s\n"),
ReftimeToString(pPage->rtStart + m_rtCurrentSegmentStart), ReftimeToString(pPage->rtStop + m_rtCurrentSegmentStart));
int nRegion = 1, nObject = 1;
for (POSITION pos = pPage->regionsPos.GetHeadPosition(); pos; nRegion++) {
DVB_REGION_POS regionPos = pPage->regionsPos.GetNext(pos);
if (POSITION posRegion = FindRegion(pPage, regionPos.id)) {
const auto& pRegion = pPage->regions.GetAt(posRegion);
if (POSITION posCLUT = FindClut(pPage, pRegion->CLUT_id)) {
const auto& pCLUT = pPage->CLUTs.GetAt(posCLUT);
for (POSITION posO = pRegion->objects.GetHeadPosition(); posO; nObject++) {
DVB_OBJECT objectPos = pRegion->objects.GetNext(posO);
if (POSITION posObject = FindObject(pPage, objectPos.object_id)) {
const auto& pObject = pPage->objects.GetAt(posObject);
short nX = regionPos.horizAddr + objectPos.object_horizontal_position;
short nY = regionPos.vertAddr + objectPos.object_vertical_position;
pObject->m_width = pRegion->width;
pObject->m_height = pRegion->height;
pObject->SetPalette(pCLUT->size, pCLUT->palette, BT709,
m_infoSourceTarget.sourceBlackLevel, m_infoSourceTarget.sourceWhiteLevel, m_infoSourceTarget.targetBlackLevel, m_infoSourceTarget.targetWhiteLevel);
pObject->RenderDvb(spd, nX, nY);
TRACE_DVB(_T(" --> %d/%d - %d/%d\n"), nRegion, pPage->regionsPos.GetCount(), nObject, pRegion->objects.GetCount());
}
}
}
}
}
bbox.left = 0;
bbox.top = 0;
bbox.right = m_displayInfo.width;
bbox.bottom = m_displayInfo.height;
}
return S_OK;
}
Region* RegionPagerBase::GetRegion(int x, int y) {
x = snapToBase(REGION_WIDTH, x);
y = snapToBase(REGION_HEIGHT, y);
//get the region by various means
Region* ptr = nullptr;
ptr = FindRegion(x, y);
if (ptr) return ptr;
ptr = LoadRegion(x, y);
if (ptr) return ptr;
return CreateRegion(x, y);
}
HRESULT CDVBSub::ParseRegion(CGolombBuffer& gb, WORD wSegLength)
{
HRESULT hr = E_POINTER;
if (m_pCurrentPage) {
size_t nExpectedSize = 10;
size_t nEnd = gb.GetPos() + wSegLength;
BYTE id = gb.ReadByte();
POSITION posRegion = FindRegion(m_pCurrentPage, id);
if (!posRegion) {
posRegion = m_pCurrentPage->regions.AddTail(CAutoPtr<DVB_REGION>(DEBUG_NEW DVB_REGION()));
}
const auto& pRegion = m_pCurrentPage->regions.GetAt(posRegion);
pRegion->id = id;
pRegion->version_number = (BYTE)gb.BitRead(4);
pRegion->fill_flag = (BYTE)gb.BitRead(1);
gb.BitRead(3); // Reserved
pRegion->width = gb.ReadShort();
pRegion->height = gb.ReadShort();
pRegion->level_of_compatibility = (BYTE)gb.BitRead(3);
pRegion->depth = (BYTE)gb.BitRead(3);
gb.BitRead(2); // Reserved
pRegion->CLUT_id = gb.ReadByte();
pRegion->_8_bit_pixel_code = gb.ReadByte();
pRegion->_4_bit_pixel_code = (BYTE)gb.BitRead(4);
pRegion->_2_bit_pixel_code = (BYTE)gb.BitRead(2);
gb.BitRead(2); // Reserved
while (gb.GetPos() < nEnd) {
nExpectedSize += 6;
DVB_OBJECT object;
object.object_id = gb.ReadShort();
object.object_type = (BYTE)gb.BitRead(2);
object.object_provider_flag = (BYTE)gb.BitRead(2);
object.object_horizontal_position = (short)gb.BitRead(12);
gb.BitRead(4); // Reserved
object.object_vertical_position = (short)gb.BitRead(12);
if (object.object_type == 0x01 || object.object_type == 0x02) {
nExpectedSize += 2;
object.foreground_pixel_code = gb.ReadByte();
object.background_pixel_code = gb.ReadByte();
}
pRegion->objects.AddTail(object);
}
hr = (wSegLength == nExpectedSize) ? S_OK : E_UNEXPECTED;
}
return hr;
}
HRESULT CDVBSub::ParseRegion(CGolombBuffer& gb, WORD wSegLength)
{
HRESULT hr = S_OK;
WORD wEnd = (WORD)gb.GetPos() + wSegLength;
CDVBSub::DVB_REGION* pRegion;
CDVBSub::DVB_REGION DummyRegion;
pRegion = FindRegion (m_pCurrentPage, gb.ReadByte());
if (pRegion == NULL)
pRegion = &DummyRegion;
if (pRegion != NULL)
{
pRegion->version_number = (BYTE)gb.BitRead(4);
pRegion->fill_flag = (BYTE)gb.BitRead(1);
gb.BitRead(3); // Reserved
pRegion->width = gb.ReadShort();
pRegion->height = gb.ReadShort();
pRegion->level_of_compatibility = (BYTE)gb.BitRead(3);
pRegion->depth = (BYTE)gb.BitRead(3);
gb.BitRead(2); // Reserved
pRegion->CLUT_id = gb.ReadByte();
pRegion->_8_bit_pixel_code = gb.ReadByte();
pRegion->_4_bit_pixel_code = (BYTE)gb.BitRead(4);
pRegion->_2_bit_pixel_code = (BYTE)gb.BitRead(2);
gb.BitRead(2); // Reserved
pRegion->ObjectCount = 0;
while (gb.GetPos() < wEnd)
{
DVB_OBJECT* pObject = &pRegion->Objects[pRegion->ObjectCount];
pObject->object_id = gb.ReadShort();
pObject->object_type = (BYTE)gb.BitRead(2);
pObject->object_provider_flag = (BYTE)gb.BitRead(2);
pObject->object_horizontal_position = (SHORT)gb.BitRead(12);
gb.BitRead(4); // Reserved
pObject->object_vertical_position = (SHORT)gb.BitRead(12);
if (pObject->object_type == 0x01 || pObject->object_type == 0x02)
{
pObject->foreground_pixel_code = gb.ReadByte();
pObject->background_pixel_code = gb.ReadByte();
}
pRegion->ObjectCount++;
}
}
else
gb.SkipBytes (wSegLength-1);
return S_OK;
}
//NOTE: this return value seems strange; could replace it with a boolean
//return the saved region, or nullptr on failure
Region* RegionPagerLua::SaveRegion(int x, int y) {
//get the pager's function from the registry
lua_rawgeti(lua, LUA_REGISTRYINDEX, saveRef);
//check if this function is available
if (lua_isnil(lua, -1)) {
lua_pop(lua, 1);
//signal that the region wasn't saved
return nullptr;
}
//find the specified region
Region* ptr = FindRegion(x, y);
if (!ptr) {
lua_pop(lua, 1);
//signal that there is no save function
return nullptr;
}
lua_pushlightuserdata(lua, ptr);
//call the function, 1 arg, 1 return
if (lua_pcall(lua, 1, 1, 0) != LUA_OK) {
throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
}
//check the return value, success or failure
if (lua_isboolean(lua, -1) && lua_toboolean(lua, -1)) {
lua_pop(lua, 1);
//return the specified region that was saved
return ptr;
}
else {
lua_pop(lua, 1);
//signal a failure
return nullptr;
}
}
void KSnapShot::Shot(KListView * list)
{
unsigned char * start = NULL;
MEMORY_BASIC_INFORMATION info;
KPEFile module;
void * lastmodule = NULL;
typedef enum { nMaxHeaps = 10 };
HANDLE ProcHeaps[nMaxHeaps];
int heaps = GetProcessHeaps(nMaxHeaps, ProcHeaps);
while ( VirtualQuery(start, & info, sizeof(info)) )
{
KRegion * pRegion = NULL;
// compute CRC for committed region
if (info.State == MEM_COMMIT)
{
pRegion = FindRegion(start, info.RegionSize);
if (pRegion)
{
pRegion->type = info.Type;
pRegion->lastcrc = pRegion->crc;
pRegion->crc = m_crc.Update(0, start, info.RegionSize);
pRegion->count ++;
}
}
if (list)
{
TCHAR temp[MAX_PATH];
const TCHAR * p ;
if ( pRegion && pRegion->count>=2 )
{
wsprintf(temp, "%04x", pRegion->lastcrc);
list->AddItem(0, temp, ( pRegion->lastcrc != pRegion->crc ) + 1);
}
else
list->AddItem(0, " ", 0);
if ( pRegion )
{
wsprintf(temp, "%04x", pRegion->crc);
list->AddItem(1, temp);
}
wsprintf(temp, "%08lx", info.BaseAddress); list->AddItem(2, temp);
wsprintf(temp, "%08lx", info.RegionSize); list->AddItem(3, temp);
switch (info.State)
{
case MEM_FREE: p = "F "; break;
case MEM_RESERVE: p = "R "; break;
case MEM_COMMIT: p = "C "; break;
default: p = "? ";
}
strcpy(temp, p);
if ( info.State != MEM_FREE)
{
switch (info.Type)
{
case MEM_IMAGE: p = "I "; break;
case MEM_MAPPED: p = "M "; break;
case MEM_PRIVATE: p = "P "; break;
default: p = "? ";
}
strcat(temp, p);
AddFlags(temp, info.AllocationProtect, Protections, sizeof(Protections)/sizeof(Protections[0]));
}
list->AddItem(4, temp);
/*
char t[MAX_PATH];
wsprintf(t, "%8lx ", info.AllocationBase);
strcat(temp, t);
if (info.State != MEM_RESERVE)
AddFlags(temp, info.Protect, Protections, sizeof(Protections)/sizeof(Protections[0]));
*/
if (info.State != MEM_FREE )
if ( GetModuleFileName((HINSTANCE) info.BaseAddress, temp, sizeof(temp)) )
{
if (lastmodule)
{
module.Unload();
lastmodule = NULL;
}
if ( module.Load(temp) )
lastmodule = info.BaseAddress;
// remove the directory path, keep only the filename
if ( strchr(temp, '\\') )
{
for (char *p = strchr(temp, '\\') + 1;
strchr(p, '\\');
p = strchr(p, '\\') + 1);
list->AddItem(5, p);
}
else
list->AddItem(5, temp);
}
else
{
const char * p = NULL;
if (lastmodule != NULL)
p = module.GetSectionName((unsigned) info.BaseAddress - (unsigned) lastmodule);
if (p == NULL)
for (int h=0; h<heaps; h++)
if ( info.BaseAddress == ProcHeaps[h] )
{
wsprintf(temp, "Heap %d", h+1);
p = temp;
break;
}
if (p == NULL)
if ( ( (unsigned) (& p) >= (unsigned) info.BaseAddress ) &&
( (unsigned) (& p) < (unsigned) info.BaseAddress + info.RegionSize ) )
p = "Stack";
if ( p )
list->AddItem(5, p);
}
}
start += info.RegionSize;
if (start == 0)
break;
}
if (lastmodule)
module.Unload();
}
hsa_status_t LoaderContext::FindReadonlyRegion(hsa_region_t region, void *data) {
return FindRegion(HSA_REGION_SEGMENT_READONLY, region, data);
}
hsa_status_t LoaderContext::FindGlobalRegion(hsa_region_t region, void *data) {
return FindRegion(HSA_REGION_SEGMENT_GLOBAL, region, data);
}
