libbpg/jctvc/TLibCommon/SEI.cpp
2015-01-16 13:46:18 +01:00

126 lines
6 KiB
C++

/* The copyright in this software is being made available under the BSD
* License, included below. This software may be subject to other third party
* and contributor rights, including patent rights, and no such rights are
* granted under this license.
*
* Copyright (c) 2010-2014, ITU/ISO/IEC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file SEI.cpp
\brief helper functions for SEI handling
*/
#include "CommonDef.h"
#include "SEI.h"
//Table D-7 Meaning of camera iso sensitivity indicator and exposure index rating indicator
Int Table_exp_indicator[32] = {0, 10, 12, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1250, 1600, 2000, 2500, 3200, 4000, 5000, 6400, 8000, -1};
SEIMessages getSeisByType(SEIMessages &seiList, SEI::PayloadType seiType)
{
SEIMessages result;
for (SEIMessages::iterator it=seiList.begin(); it!=seiList.end(); it++)
{
if ((*it)->payloadType() == seiType)
{
result.push_back(*it);
}
}
return result;
}
SEIMessages extractSeisByType(SEIMessages &seiList, SEI::PayloadType seiType)
{
SEIMessages result;
SEIMessages::iterator it=seiList.begin();
while ( it!=seiList.end() )
{
if ((*it)->payloadType() == seiType)
{
result.push_back(*it);
it = seiList.erase(it);
}
else
{
it++;
}
}
return result;
}
Void deleteSEIs (SEIMessages &seiList)
{
for (SEIMessages::iterator it=seiList.begin(); it!=seiList.end(); it++)
{
delete (*it);
}
seiList.clear();
}
// Static member
const Char *SEI::getSEIMessageString(SEI::PayloadType payloadType)
{
switch (payloadType)
{
case SEI::BUFFERING_PERIOD: return "Buffering period";
case SEI::PICTURE_TIMING: return "Picture timing";
case SEI::PAN_SCAN_RECT: return "Pan-scan rectangle"; // not currently decoded
case SEI::FILLER_PAYLOAD: return "Filler payload"; // not currently decoded
case SEI::USER_DATA_REGISTERED_ITU_T_T35: return "User data registered"; // not currently decoded
case SEI::USER_DATA_UNREGISTERED: return "User data unregistered";
case SEI::RECOVERY_POINT: return "Recovery point";
case SEI::SCENE_INFO: return "Scene information"; // not currently decoded
case SEI::FULL_FRAME_SNAPSHOT: return "Picture snapshot"; // not currently decoded
case SEI::PROGRESSIVE_REFINEMENT_SEGMENT_START: return "Progressive refinement segment start"; // not currently decoded
case SEI::PROGRESSIVE_REFINEMENT_SEGMENT_END: return "Progressive refinement segment end"; // not currently decoded
case SEI::FILM_GRAIN_CHARACTERISTICS: return "Film grain characteristics"; // not currently decoded
case SEI::POST_FILTER_HINT: return "Post filter hint"; // not currently decoded
case SEI::TONE_MAPPING_INFO: return "Tone mapping information";
case SEI::KNEE_FUNCTION_INFO: return "Knee function information";
case SEI::FRAME_PACKING: return "Frame packing arrangement";
case SEI::DISPLAY_ORIENTATION: return "Display orientation";
case SEI::SOP_DESCRIPTION: return "Structure of pictures information";
case SEI::ACTIVE_PARAMETER_SETS: return "Active parameter sets";
case SEI::DECODING_UNIT_INFO: return "Decoding unit information";
case SEI::TEMPORAL_LEVEL0_INDEX: return "Temporal sub-layer zero index";
case SEI::DECODED_PICTURE_HASH: return "Decoded picture hash";
case SEI::SCALABLE_NESTING: return "Scalable nesting";
case SEI::REGION_REFRESH_INFO: return "Region refresh information";
case SEI::NO_DISPLAY: return "No display";
case SEI::TIME_CODE: return "Time code";
case SEI::MASTERING_DISPLAY_COLOUR_VOLUME: return "Mastering display colour volume";
case SEI::SEGM_RECT_FRAME_PACKING: return "Segmented rectangular frame packing arrangement";
case SEI::TEMP_MOTION_CONSTRAINED_TILE_SETS: return "Temporal motion constrained tile sets";
case SEI::CHROMA_SAMPLING_FILTER_HINT: return "Chroma sampling filter hint";
default: return "Unknown";
}
}