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-rw-r--r--indra/llimage/llimage.h42
-rw-r--r--indra/llimage/llimagej2c.cpp22
-rw-r--r--indra/newview/llfloatersnapshot.cpp8
-rw-r--r--indra/newview/llpanelsnapshot.cpp2
-rw-r--r--indra/newview/llsnapshotlivepreview.cpp4
5 files changed, 31 insertions, 47 deletions
diff --git a/indra/llimage/llimage.h b/indra/llimage/llimage.h
index 42eecbb97c..8b966b8ea3 100644
--- a/indra/llimage/llimage.h
+++ b/indra/llimage/llimage.h
@@ -32,37 +32,37 @@
#include "llpointer.h"
#include "lltrace.h"
-const S32 MIN_IMAGE_MIP = 2; // 4x4, only used for expand/contract power of 2
-const S32 MAX_IMAGE_MIP = 12; // 4096x4096
+constexpr S32 MIN_IMAGE_MIP = 2; // 4x4, only used for expand/contract power of 2
+constexpr S32 MAX_IMAGE_MIP = 12; // 4096x4096
// *TODO : Use MAX_IMAGE_MIP as max discard level and modify j2c management so that the number
// of levels is read from the header's file, not inferred from its size.
-const S32 MAX_DISCARD_LEVEL = 5;
+constexpr S32 MAX_DISCARD_LEVEL = 5;
// JPEG2000 size constraints
// Those are declared here as they are germane to other image constraints used in the viewer
// and declared right here. Some come from the JPEG2000 spec, some conventions specific to SL.
-const S32 MAX_DECOMPOSITION_LEVELS = 32; // Number of decomposition levels cannot exceed 32 according to jpeg2000 spec
-const S32 MIN_DECOMPOSITION_LEVELS = 5; // the SL viewer will *crash* trying to decode images with fewer than 5 decomposition levels (unless image is small that is)
-const S32 MAX_PRECINCT_SIZE = 4096; // No reason to be bigger than MAX_IMAGE_SIZE
-const S32 MIN_PRECINCT_SIZE = 4; // Can't be smaller than MIN_BLOCK_SIZE
-const S32 MAX_BLOCK_SIZE = 64; // Max total block size is 4096, hence 64x64 when using square blocks
-const S32 MIN_BLOCK_SIZE = 4; // Min block dim is 4 according to jpeg2000 spec
-const S32 MIN_LAYER_SIZE = 2000; // Size of the first quality layer (after header). Must be > to FIRST_PACKET_SIZE!!
-const S32 MAX_NB_LAYERS = 64; // Max number of layers we'll entertain in SL (practical limit)
-
-const S32 MIN_IMAGE_SIZE = (1<<MIN_IMAGE_MIP); // 4, only used for expand/contract power of 2
-const S32 MAX_IMAGE_SIZE = (1<<MAX_IMAGE_MIP); // 4096
-const S32 MIN_IMAGE_AREA = MIN_IMAGE_SIZE * MIN_IMAGE_SIZE;
-const S32 MAX_IMAGE_AREA = MAX_IMAGE_SIZE * MAX_IMAGE_SIZE;
-const S32 MAX_IMAGE_COMPONENTS = 8;
-const S32 MAX_IMAGE_DATA_SIZE = MAX_IMAGE_AREA * MAX_IMAGE_COMPONENTS; //4096 * 4096 * 8 = 128 MB
+constexpr S32 MAX_DECOMPOSITION_LEVELS = 32; // Number of decomposition levels cannot exceed 32 according to jpeg2000 spec
+constexpr S32 MIN_DECOMPOSITION_LEVELS = 5; // the SL viewer will *crash* trying to decode images with fewer than 5 decomposition levels (unless image is small that is)
+constexpr S32 MAX_PRECINCT_SIZE = 4096; // No reason to be bigger than MAX_IMAGE_SIZE
+constexpr S32 MIN_PRECINCT_SIZE = 4; // Can't be smaller than MIN_BLOCK_SIZE
+constexpr S32 MAX_BLOCK_SIZE = 64; // Max total block size is 4096, hence 64x64 when using square blocks
+constexpr S32 MIN_BLOCK_SIZE = 4; // Min block dim is 4 according to jpeg2000 spec
+constexpr S32 MIN_LAYER_SIZE = 2000; // Size of the first quality layer (after header). Must be > to FIRST_PACKET_SIZE!!
+constexpr S32 MAX_NB_LAYERS = 64; // Max number of layers we'll entertain in SL (practical limit)
+
+constexpr S32 MIN_IMAGE_SIZE = (1<<MIN_IMAGE_MIP); // 4, only used for expand/contract power of 2
+constexpr S32 MAX_IMAGE_SIZE = (1<<MAX_IMAGE_MIP); // 4096
+constexpr S32 MIN_IMAGE_AREA = MIN_IMAGE_SIZE * MIN_IMAGE_SIZE;
+constexpr S32 MAX_IMAGE_AREA = MAX_IMAGE_SIZE * MAX_IMAGE_SIZE;
+constexpr S32 MAX_IMAGE_COMPONENTS = 8;
+constexpr S32 MAX_IMAGE_DATA_SIZE = MAX_IMAGE_AREA * MAX_IMAGE_COMPONENTS; //4096 * 4096 * 8 = 128 MB
// Note! These CANNOT be changed without modifying simulator code
// *TODO: change both to 1024 when SIM texture fetching is deprecated
-const S32 FIRST_PACKET_SIZE = 600;
-const S32 MAX_IMG_PACKET_SIZE = 1000;
-const S32 HTTP_PACKET_SIZE = 1496;
+constexpr S32 FIRST_PACKET_SIZE = 600;
+constexpr S32 MAX_IMG_PACKET_SIZE = 1000;
+constexpr S32 HTTP_PACKET_SIZE = 1496;
// Base classes for images.
// There are two major parts for the image:
diff --git a/indra/llimage/llimagej2c.cpp b/indra/llimage/llimagej2c.cpp
index 5dfd8cd947..29449a5d2e 100644
--- a/indra/llimage/llimagej2c.cpp
+++ b/indra/llimage/llimagej2c.cpp
@@ -275,10 +275,10 @@ S32 LLImageJ2C::calcDataSizeJ2C(S32 w, S32 h, S32 comp, S32 discard_level, F32 r
// For details about the equation used here, see https://wiki.lindenlab.com/wiki/THX1138_KDU_Improvements#Byte_Range_Study
// Estimate the number of layers. This is consistent with what's done for j2c encoding in LLImageJ2CKDU::encodeImpl().
+ constexpr S32 precision = 8; // assumed bitrate per component channel, might change in future for HDR support
S32 nb_layers = 1;
- S32 surface = w*h;
+ const S32 surface = w*h;
S32 s = 64*64;
- S32 precision = 8; // assumed bitrate per component channel, might change in future for HDR support
S32 totalbytes = (S32)(s * comp * precision * rate); // first level computed before loop
while (surface > s)
{
@@ -287,27 +287,11 @@ S32 LLImageJ2C::calcDataSizeJ2C(S32 w, S32 h, S32 comp, S32 discard_level, F32 r
nb_layers++;
s *= 4;
}
- F32 layer_factor = 3.0f * (7 - llclamp(nb_layers,1,6));
totalbytes /= 8; // to bytes
totalbytes += calcHeaderSizeJ2C(); // header
- // Compute w/pow(2,discard_level) and h/pow(2,discard_level)
- w >>= discard_level;
- h >>= discard_level;
- w = llmax(w, 1);
- h = llmax(h, 1);
-
- // Temporary: compute both new and old range and pick one according to the settings TextureNewByteRange
- // *TODO: Take the old code out once we have enough tests done
- S32 bytes;
- S32 new_bytes = (S32) (sqrt((F32)(w*h))*(F32)(comp)*rate*1000.f/layer_factor);
- S32 old_bytes = (S32)((F32)(w*h*comp)*rate);
- bytes = (LLImage::useNewByteRange() && (new_bytes < old_bytes) ? new_bytes : old_bytes);
- bytes = llmax(totalbytes, calcHeaderSizeJ2C());
- //LL_WARNS() << "calcDataSizeJ2C w-h-c-d-p " << w << "-" << h << "-" << comp << "-" << discard_level << "-" << precision
- // << " Pyramid: " << (S32)totalbytes << " LayerFactored: " << new_bytes << " WJCR: " << old_bytes << LL_ENDL;
- return bytes;
+ return totalbytes;
}
S32 LLImageJ2C::calcHeaderSize()
diff --git a/indra/newview/llfloatersnapshot.cpp b/indra/newview/llfloatersnapshot.cpp
index 700f532318..e03b11e572 100644
--- a/indra/newview/llfloatersnapshot.cpp
+++ b/indra/newview/llfloatersnapshot.cpp
@@ -46,12 +46,12 @@
///----------------------------------------------------------------------------
/// Local function declarations, constants, enums, and typedefs
///----------------------------------------------------------------------------
-LLSnapshotFloaterView* gSnapshotFloaterView = NULL;
+LLSnapshotFloaterView* gSnapshotFloaterView = nullptr;
-const F32 AUTO_SNAPSHOT_TIME_DELAY = 1.f;
+constexpr F32 AUTO_SNAPSHOT_TIME_DELAY = 1.f;
-const S32 MAX_POSTCARD_DATASIZE = 1572864; // 1.5 megabyte, similar to simulator limit
-const S32 MAX_TEXTURE_SIZE = 2048 ; //max upload texture size 2048 * 2048
+constexpr S32 MAX_POSTCARD_DATASIZE = 1572864; // 1.5 megabyte, similar to simulator limit
+constexpr S32 MAX_TEXTURE_SIZE = 2048 ; //max upload texture size 2048 * 2048
static LLDefaultChildRegistry::Register<LLSnapshotFloaterView> r("snapshot_floater_view");
diff --git a/indra/newview/llpanelsnapshot.cpp b/indra/newview/llpanelsnapshot.cpp
index 2cb3db0cf5..32c9f6f402 100644
--- a/indra/newview/llpanelsnapshot.cpp
+++ b/indra/newview/llpanelsnapshot.cpp
@@ -41,7 +41,7 @@
#include "llagentbenefits.h"
-const S32 MAX_TEXTURE_SIZE = 2048 ; //max upload texture size 2048 * 2048
+constexpr S32 MAX_TEXTURE_SIZE = 2048 ; //max upload texture size 2048 * 2048
S32 power_of_two(S32 sz, S32 upper)
{
diff --git a/indra/newview/llsnapshotlivepreview.cpp b/indra/newview/llsnapshotlivepreview.cpp
index ce12db740c..0b73aa493c 100644
--- a/indra/newview/llsnapshotlivepreview.cpp
+++ b/indra/newview/llsnapshotlivepreview.cpp
@@ -65,10 +65,10 @@ constexpr F32 FALL_TIME = 0.6f;
constexpr S32 BORDER_WIDTH = 6;
constexpr S32 TOP_PANEL_HEIGHT = 30;
-const S32 MAX_TEXTURE_SIZE = 2048 ; //max upload texture size 2048 * 2048
+constexpr S32 MAX_TEXTURE_SIZE = 2048 ; //max upload texture size 2048 * 2048
std::set<LLSnapshotLivePreview*> LLSnapshotLivePreview::sList;
-LLPointer<LLImageFormatted> LLSnapshotLivePreview::sSaveLocalImage = NULL;
+LLPointer<LLImageFormatted> LLSnapshotLivePreview::sSaveLocalImage = nullptr;
LLSnapshotLivePreview::LLSnapshotLivePreview (const LLSnapshotLivePreview::Params& p)
: LLView(p),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 06:50:27 +0000