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-rw-r--r--indra/llrender/llimagegl.cpp27
1 files changed, 23 insertions, 4 deletions
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp
index 0146ed3119..558c3b062a 100644
--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -1966,8 +1966,17 @@ bool LLImageGL::readBackRaw(S32 discard_level, LLImageRaw* imageraw, bool compre
glGetTexLevelParameteriv(mTarget, gl_discard, GL_TEXTURE_COMPRESSED_IMAGE_SIZE, (GLint*)&glbytes);
if(!imageraw->allocateDataSize(width, height, ncomponents, glbytes))
{
- LL_WARNS() << "Memory allocation failed for reading back texture. Size is: " << glbytes << LL_ENDL ;
- LL_WARNS() << "width: " << width << "height: " << height << "components: " << ncomponents << LL_ENDL ;
+ constexpr S64 MAX_GL_BYTES = 2048 * 2048;
+ if (glbytes > 0 && glbytes <= MAX_GL_BYTES)
+ {
+ LLError::LLUserWarningMsg::showOutOfMemory();
+ LL_ERRS() << "Memory allocation failed for reading back texture. Data size: " << glbytes << LL_ENDL;
+ }
+ else
+ {
+ LL_WARNS() << "Memory allocation failed for reading back texture. Data size is: " << glbytes << LL_ENDL;
+ LL_WARNS() << "width: " << width << "height: " << height << "components: " << ncomponents << LL_ENDL;
+ }
return false ;
}
@@ -1978,8 +1987,18 @@ bool LLImageGL::readBackRaw(S32 discard_level, LLImageRaw* imageraw, bool compre
{
if(!imageraw->allocateDataSize(width, height, ncomponents))
{
- LL_WARNS() << "Memory allocation failed for reading back texture." << LL_ENDL ;
- LL_WARNS() << "width: " << width << "height: " << height << "components: " << ncomponents << LL_ENDL ;
+ constexpr F32 MAX_IMAGE_SIZE = 2048 * 2048;
+ F32 size = (F32)width * (F32)height * (F32)ncomponents;
+ if (size > 0 && size <= MAX_IMAGE_SIZE)
+ {
+ LLError::LLUserWarningMsg::showOutOfMemory();
+ LL_ERRS() << "Memory allocation failed for reading back texture. Data size: " << size << LL_ENDL;
+ }
+ else
+ {
+ LL_WARNS() << "Memory allocation failed for reading back texture." << LL_ENDL;
+ LL_WARNS() << "width: " << width << "height: " << height << "components: " << ncomponents << LL_ENDL;
+ }
return false ;
}