Merge pull request #2450 from secondlife/lua-merge

Merge updated 'main' branch into release/luau-scripting

1 files changed, 13 insertions, 4 deletions

diff --git a/indra/llkdu/llimagej2ckdu.cpp b/indra/llkdu/llimagej2ckdu.cpp
index c51650a470..bf7cfbe071 100644
--- a/indra/llkdu/llimagej2ckdu.cpp
+++ b/indra/llkdu/llimagej2ckdu.cpp
@@ -277,6 +277,8 @@ void transfer_bytes(kdu_byte *dest, kdu_line_buf &src, int gap, int precision);
 // as well, when that still existed, with keep_codestream true and MODE_FAST.
 void LLImageJ2CKDU::setupCodeStream(LLImageJ2C &base, bool keep_codestream, ECodeStreamMode mode)
 {
+    LLImageDataLock lock(&base);
+
     S32 data_size = base.getDataSize();
     S32 max_bytes = (base.getMaxBytes() ? base.getMaxBytes() : data_size);
 
@@ -512,8 +514,13 @@ bool LLImageJ2CKDU::initDecode(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
 bool LLImageJ2CKDU::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 decode_time, S32 first_channel, S32 max_channel_count)
 {
     LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE;
+
+    LLImageDataLock lockIn(&base);
+    LLImageDataLock lockOut(&raw_image);
+
     ECodeStreamMode mode = MODE_FAST;
 
+    bool limit_time = decode_time > 0.0f;
     LLTimer decode_timer;
 
     if (!mCodeStreamp->exists())
@@ -528,7 +535,7 @@ bool LLImageJ2CKDU::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
 
     // These can probably be grabbed from what's saved in the class.
     kdu_dims dims;
-    mCodeStreamp->get_dims(0,dims);
+    mCodeStreamp->get_dims(0, dims);
 
     // Now we are ready to walk through the tiles processing them one-by-one.
     kdu_byte *buffer = raw_image.getData();
@@ -578,16 +585,18 @@ bool LLImageJ2CKDU::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
                                                             mCodeStreamp.get()));
                 }
                 // Do the actual processing
-                F32 remaining_time = decode_time - decode_timer.getElapsedTimeF32();
+                F32 remaining_time = limit_time ? decode_time - decode_timer.getElapsedTimeF32().value() : 0.0f;
                 // This is where we do the actual decode.  If we run out of time, return false.
-                if (mDecodeState->processTileDecode(remaining_time, (decode_time > 0.0f)))
+                if (mDecodeState->processTileDecode(remaining_time, limit_time))
                 {
                     mDecodeState.reset();
                 }
                 else
                 {
                     // Not finished decoding yet.
-                    //                  setLastError("Ran out of time while decoding");
+                    base.setLastError("Ran out of time while decoding");
+                    base.decodeFailed();
+                    cleanupCodeStream();
                     return false;
                 }
             }