Changes include:
- use [[maybe_unused]] instead of cast to (void)
- use generic lambda function and remove related comment about C++11
- update MSVC version check
- don't condition '#pragma once' on MSVC version

As decided with software style guide update.

Virtual boundaries can be set in the encoder config without enabling GDR. The change makes sure, GDR constraints are conditioned on GDR being enabled.

- remove picture header allocations at the encoder
- use correct boundary location in reference pictures after removal of new PH

Should also fix memory allocation issues with PicHeader.

(m_layerId instead of layerIdx)

Get GeneralHrdParams from VPS or SPS depending on where it is present

Roman Guskov authored 2 years ago and Nikolay Shostak committed 2 years ago

Call pop_front() to prevent infinite loop

Avoid having a separate PTL count since we already have a size
for the vector containing the PTLs.

Add a size check to avoid writing into inexistant PTL. This may
avoid bug reports such as #1587

This reverts commit 21980b28fb5e9fb78ff6b1dda90118c23271e650.

- reset passed string argument
- remove unnecessary pointers
- don't add zero termination character to C++ string