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FIX: AVVideoDecoder sws_ctx_ == nullptr on zero size 

Change-Id: I9698354bb1f341e276ec9780d4ef4fcd9f8a1028
Jira: STUDIO-7706
This commit is contained in:
chunmao.guo 2024-07-25 15:48:15 +08:00 committed by Lane.Wei
parent d51247c46e
commit ff622e2502
1 changed files with 4 additions and 0 deletions
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4
src/slic3r/GUI/AVVideoDecoder.cpp
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@ -81,6 +81,8 @@ bool AVVideoDecoder::toWxImage(wxImage &image, wxSize const &size2)
size.GetWidth(), size.GetHeight(), wxFmt,
SWS_GAUSS,
nullptr, nullptr, nullptr);
if (sws_ctx_ == nullptr)
return false;
int length = size.GetWidth() * size.GetHeight() * 3;
if (bits_.size() < length)
bits_.resize(length);
@ -110,6 +112,8 @@ bool AVVideoDecoder::toWxBitmap(wxBitmap &bitmap, wxSize const &size2)
size.GetWidth(), size.GetHeight(), wxFmt,
SWS_GAUSS,
nullptr, nullptr, nullptr);
if (sws_ctx_ == nullptr)
return false;
int length = size.GetWidth() * size.GetHeight() * 4;
if (bits_.size() < length)
bits_.resize(length);