diff options
Diffstat (limited to 'lib/dvb_si/vbi_data_descriptor.cpp')
| -rw-r--r-- | lib/dvb_si/vbi_data_descriptor.cpp | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/lib/dvb_si/vbi_data_descriptor.cpp b/lib/dvb_si/vbi_data_descriptor.cpp new file mode 100644 index 00000000..87911555 --- /dev/null +++ b/lib/dvb_si/vbi_data_descriptor.cpp @@ -0,0 +1,98 @@ +/* + * $Id: vbi_data_descriptor.cpp,v 1.1 2003-10-17 15:36:38 tmbinc Exp $ + * + * (C) 2002-2003 Andreas Oberritter <obi@saftware.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include <lib/dvb_si/vbi_data_descriptor.h> + +VbiDataLine::VbiDataLine(const uint8_t * const buffer) +{ + reserved = (buffer[0] >> 6) & 0x03; + fieldParity = (buffer[0] >> 5) & 0x01; + lineOffset = buffer[0] & 0x1F; +} + +uint8_t VbiDataLine::getFieldParity(void) const +{ + return fieldParity; +} + +uint8_t VbiDataLine::getLineOffset(void) const +{ + return lineOffset; +} + +VbiDataService::VbiDataService(const uint8_t * const buffer) +{ + uint16_t i; + + dataServiceId = buffer[0]; + dataServiceDescriptorLength = buffer[1]; + + switch (dataServiceId) { + case 0x01: + case 0x02: + case 0x04: + case 0x05: + case 0x06: + case 0x07: + for (i = 0; i < dataServiceDescriptorLength; ++i); + vbiDataLines.push_back(new VbiDataLine(&buffer[i + 2])); + break; + + default: + for (i = 0; i < dataServiceDescriptorLength; ++i) + reserved.push_back(buffer[i + 2]); + break; + } +} + +VbiDataService::~VbiDataService(void) +{ + for (VbiDataLineIterator i = vbiDataLines.begin(); i != vbiDataLines.end(); ++i) + delete *i; +} + +uint8_t VbiDataService::getDataServiceId(void) const +{ + return dataServiceId; +} + +const VbiDataLineVector *VbiDataService::getVbiDataLines(void) const +{ + return &vbiDataLines; +} + +VbiDataDescriptor::VbiDataDescriptor(const uint8_t * const buffer) : Descriptor(buffer) +{ + for (uint16_t i = 0; i < descriptorLength; i += buffer[i + 3] + 2) + vbiDataServices.push_back(new VbiDataService(&buffer[i + 2])); +} + +VbiDataDescriptor::~VbiDataDescriptor(void) +{ + for (VbiDataServiceIterator i = vbiDataServices.begin(); i != vbiDataServices.end(); ++i) + delete *i; +} + +const VbiDataServiceVector *VbiDataDescriptor::getVbiDataServices(void) const +{ + return &vbiDataServices; +} + |