diff options
Diffstat (limited to 'indra/llimage/llimage.h')
| -rw-r--r-- | indra/llimage/llimage.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/indra/llimage/llimage.h b/indra/llimage/llimage.h index 4469c9e860..5f54585005 100644 --- a/indra/llimage/llimage.h +++ b/indra/llimage/llimage.h @@ -48,6 +48,8 @@ const S32 MAX_PRECINCT_SIZE = 2048; // No reason to be bigger than MAX_IMAGE_S 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); // 2048 @@ -60,6 +62,7 @@ const S32 MAX_IMAGE_DATA_SIZE = MAX_IMAGE_AREA * MAX_IMAGE_COMPONENTS; //2048 * // *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; // Base classes for images. // There are two major parts for the image: @@ -89,15 +92,20 @@ typedef enum e_image_codec class LLImage { public: - static void initClass(); + static void initClass(bool use_new_byte_range = false, S32 minimal_reverse_byte_range_percent = 75); static void cleanupClass(); static const std::string& getLastError(); static void setLastError(const std::string& message); + static bool useNewByteRange() { return sUseNewByteRange; } + static S32 getReverseByteRangePercent() { return sMinimalReverseByteRangePercent; } + protected: static LLMutex* sMutex; static std::string sLastErrorMessage; + static bool sUseNewByteRange; + static S32 sMinimalReverseByteRangePercent; }; //============================================================================ @@ -140,7 +148,7 @@ public: protected: // special accessor to allow direct setting of mData and mDataSize by LLImageFormatted - void setDataAndSize(U8 *data, S32 size) { mData = data; mDataSize = size; } + void setDataAndSize(U8 *data, S32 size); public: static void generateMip(const U8 *indata, U8* mipdata, int width, int height, S32 nchannels); @@ -181,7 +189,7 @@ protected: public: LLImageRaw(); LLImageRaw(U16 width, U16 height, S8 components); - LLImageRaw(U8 *data, U16 width, U16 height, S8 components); + LLImageRaw(U8 *data, U16 width, U16 height, S8 components, bool no_copy = false); // Construct using createFromFile (used by tools) //LLImageRaw(const std::string& filename, bool j2c_lowest_mip_only = false); @@ -294,7 +302,7 @@ public: // getRawDiscardLevel() by default returns mDiscardLevel, but may be overridden (LLImageJ2C) virtual S8 getRawDiscardLevel() { return mDiscardLevel; } - BOOL load(const std::string& filename); + BOOL load(const std::string& filename, int load_size = 0); BOOL save(const std::string& filename); virtual BOOL updateData() = 0; // pure virtual @@ -313,6 +321,8 @@ public: BOOL isDecoded() const { return mDecoded ? TRUE : FALSE; } void setDiscardLevel(S8 discard_level) { mDiscardLevel = discard_level; } S8 getDiscardLevel() const { return mDiscardLevel; } + S8 getLevels() const { return mLevels; } + void setLevels(S8 nlevels) { mLevels = nlevels; } // setLastError needs to be deferred for J2C images since it may be called from a DLL virtual void resetLastError(); @@ -325,7 +335,8 @@ protected: S8 mCodec; S8 mDecoding; S8 mDecoded; // unused, but changing LLImage layout requires recompiling static Mac/Linux libs. 2009-01-30 JC - S8 mDiscardLevel; + S8 mDiscardLevel; // Current resolution level worked on. 0 = full res, 1 = half res, 2 = quarter res, etc... + S8 mLevels; // Number of resolution levels in that image. Min is 1. 0 means unknown. public: static S32 sGlobalFormattedMemory; |