void DwDispositionType::Parse()
{
mIsModified = 0;
mDispositionType = DwMime::kDispTypeNull;
mDispositionTypeStr = "";
if(mFirstParameter)
{
DeleteParameterList();
}
if(mString.length() == 0) return;
DwRfc1521Tokenizer tokenizer(mString);
int found = 0;
while(!found && tokenizer.Type() != eTkNull)
{
if(tokenizer.Type() == eTkToken)
{
mDispositionTypeStr = tokenizer.Token();
found = 1;
}
++tokenizer;
}
// Get parameters
DwTokenString tokenStr(mString);
while(1)
{
// Get ';'
found = 0;
while(!found && tokenizer.Type() != eTkNull)
{
if(tokenizer.Type() == eTkTspecial
&& tokenizer.Token()[0] == ';')
{
found = 1;
}
++tokenizer;
}
if(tokenizer.Type() == eTkNull)
{
// No more parameters
break;
}
tokenStr.SetFirst(tokenizer);
// Get attribute
DwString attrib;
int attribFound = 0;
while(!attribFound && tokenizer.Type() != eTkNull)
{
if(tokenizer.Type() == eTkToken)
{
attrib = tokenizer.Token();
attribFound = 1;
}
++tokenizer;
}
// Get '='
found = 0;
while(!found && tokenizer.Type() != eTkNull)
{
if(tokenizer.Type() == eTkTspecial
&& tokenizer.Token()[0] == '=')
{
found = 1;
}
++tokenizer;
}
// Get value
int valueFound = 0;
while(!valueFound && tokenizer.Type() != eTkNull)
{
if(tokenizer.Type() == eTkToken
|| tokenizer.Type() == eTkQuotedString)
{
valueFound = 1;
}
++tokenizer;
}
if(attribFound && valueFound)
{
tokenStr.ExtendTo(tokenizer);
DwParameter *param =
DwParameter::NewParameter(tokenStr.Tokens(), this);
param->Parse();
_AddParameter(param);
}
}
StrToEnum();
}
void
UVCCamDevice::_AddProcessingParameter(BParameterGroup* group,
int32 index, const usbvc_processing_unit_descriptor* descriptor)
{
BParameterGroup* subgroup;
BContinuousParameter* p;
uint16 wValue = 0; // Control Selector
float minValue = 0.0;
float maxValue = 100.0;
if (descriptor->controlSize >= 1) {
if (descriptor->controls[0] & 1) {
// debug_printf("\tBRIGHTNESS\n");
fBrightness = _AddParameter(group, &subgroup, index,
PU_BRIGHTNESS_CONTROL, "Brightness");
}
if (descriptor->controls[0] & 2) {
// debug_printf("\tCONSTRAST\n");
fContrast = _AddParameter(group, &subgroup, index + 1,
PU_CONTRAST_CONTROL, "Contrast");
}
if (descriptor->controls[0] & 4) {
// debug_printf("\tHUE\n");
fHue = _AddParameter(group, &subgroup, index + 2,
PU_HUE_CONTROL, "Hue");
if (descriptor->controlSize >= 2) {
if (descriptor->controls[1] & 8) {
fHueAuto = _AddAutoParameter(subgroup, index + 3,
PU_WHITE_BALANCE_TEMPERATURE_AUTO_CONTROL);
}
}
}
if (descriptor->controls[0] & 8) {
// debug_printf("\tSATURATION\n");
fSaturation = _AddParameter(group, &subgroup, index + 4,
PU_SATURATION_CONTROL, "Saturation");
}
if (descriptor->controls[0] & 16) {
// debug_printf("\tSHARPNESS\n");
fSharpness = _AddParameter(group, &subgroup, index + 5,
PU_SHARPNESS_CONTROL, "Sharpness");
}
if (descriptor->controls[0] & 32) {
// debug_printf("\tGamma\n");
fGamma = _AddParameter(group, &subgroup, index + 6,
PU_GAMMA_CONTROL, "Gamma");
}
if (descriptor->controls[0] & 64) {
// debug_printf("\tWHITE BALANCE TEMPERATURE\n");
fWBTemp = _AddParameter(group, &subgroup, index + 7,
PU_WHITE_BALANCE_TEMPERATURE_CONTROL, "WB Temperature");
if (descriptor->controlSize >= 2) {
if (descriptor->controls[1] & 16) {
fWBTempAuto = _AddAutoParameter(subgroup, index + 8,
PU_WHITE_BALANCE_TEMPERATURE_AUTO_CONTROL);
}
}
}
if (descriptor->controls[0] & 128) {
// debug_printf("\tWhite Balance Component\n");
fWBComponent = _AddParameter(group, &subgroup, index + 9,
PU_WHITE_BALANCE_COMPONENT_CONTROL, "WB Component");
if (descriptor->controlSize >= 2) {
if (descriptor->controls[1] & 32) {
fWBTempAuto = _AddAutoParameter(subgroup, index + 10,
PU_WHITE_BALANCE_COMPONENT_AUTO_CONTROL);
}
}
}
}
if (descriptor->controlSize >= 2) {
if (descriptor->controls[1] & 1) {
// debug_printf("\tBACKLIGHT COMPENSATION\n");
int16 data;
wValue = PU_BACKLIGHT_COMPENSATION_CONTROL << 8;
fDevice->ControlTransfer(USB_REQTYPE_CLASS | USB_REQTYPE_INTERFACE_IN,
GET_MAX, wValue, fControlRequestIndex, sizeof(data), &data);
maxValue = (float)data;
fDevice->ControlTransfer(USB_REQTYPE_CLASS | USB_REQTYPE_INTERFACE_IN,
GET_MIN, wValue, fControlRequestIndex, sizeof(data), &data);
minValue = (float)data;
fDevice->ControlTransfer(USB_REQTYPE_CLASS | USB_REQTYPE_INTERFACE_IN,
GET_CUR, wValue, fControlRequestIndex, sizeof(data), &data);
fBacklightCompensation = (float)data;
subgroup = group->MakeGroup("Backlight Compensation");
if (maxValue - minValue == 1) { // Binary Switch
fBinaryBacklightCompensation = true;
subgroup->MakeDiscreteParameter(index + 11,
B_MEDIA_RAW_VIDEO, "Backlight Compensation",
B_ENABLE);
} else { // Range of values
fBinaryBacklightCompensation = false;
p = subgroup->MakeContinuousParameter(index + 11,
B_MEDIA_RAW_VIDEO, "Backlight Compensation",
B_GAIN, "", minValue, maxValue, 1.0 / (maxValue - minValue));
}
}
if (descriptor->controls[1] & 2) {
// debug_printf("\tGAIN\n");
fGain = _AddParameter(group, &subgroup, index + 12, PU_GAIN_CONTROL,
"Gain");
}
if (descriptor->controls[1] & 4) {
// debug_printf("\tPOWER LINE FREQUENCY\n");
wValue = PU_POWER_LINE_FREQUENCY_CONTROL << 8;
int8 data;
if (fDevice->ControlTransfer(USB_REQTYPE_CLASS | USB_REQTYPE_INTERFACE_IN,
GET_CUR, wValue, fControlRequestIndex, sizeof(data), &data) == sizeof(data)) {
fPowerlineFrequency = data;
}
subgroup = group->MakeGroup("Power Line Frequency");
p = subgroup->MakeContinuousParameter(index + 13,
B_MEDIA_RAW_VIDEO, "Frequency", B_GAIN, "", 0, 60.0, 1.0 / 60.0);
}
// TODO Determine whether controls apply to these
/*
if (descriptor->controls[1] & 64)
debug_printf("\tDigital Multiplier\n");
if (descriptor->controls[1] & 128)
debug_printf("\tDigital Multiplier Limit\n");
*/
}
// TODO Determine whether controls apply to these
/*
if (descriptor->controlSize >= 3) {
if (descriptor->controls[2] & 1)
debug_printf("\tAnalog Video Standard\n");
if (descriptor->controls[2] & 2)
debug_printf("\tAnalog Video Lock Status\n");
}
*/
}
void DwDispositionType::AddParameter(DwParameter *aParam)
{
_AddParameter(aParam);
SetModified();
}
