diff --git a/indra/llkdu/llimagej2ckdu.cpp b/indra/llkdu/llimagej2ckdu.cpp
index 10ea5685e86ca797d26da2a5a8f4767c7f933576..61b16c80e6742d263a9d8c9177d83b58bedcfe82 100644
--- a/indra/llkdu/llimagej2ckdu.cpp
+++ b/indra/llkdu/llimagej2ckdu.cpp
@@ -34,35 +34,35 @@
class kdc_flow_control {
-public: // Member functions
- kdc_flow_control(kdu_image_in_base *img_in, kdu_codestream codestream);
- ~kdc_flow_control();
- bool advance_components();
- void process_components();
+public:
+ kdc_flow_control(kdu_image_in_base *img_in, kdu_codestream codestream);
+ ~kdc_flow_control();
+ bool advance_components();
+ void process_components();
+
+private:
-private: // Data
-
- struct kdc_component_flow_control {
- public: // Data
- kdu_image_in_base *reader;
- int vert_subsampling;
- int ratio_counter; /* Initialized to 0, decremented by `count_delta';
+ struct kdc_component_flow_control {
+ public:
+ kdu_image_in_base *reader;
+ int vert_subsampling;
+ int ratio_counter; /* Initialized to 0, decremented by `count_delta';
when < 0, a new line must be processed, after
which it is incremented by `vert_subsampling'. */
- int initial_lines;
- int remaining_lines;
- kdu_line_buf *line;
- };
-
- kdu_codestream codestream;
- kdu_dims valid_tile_indices;
- kdu_coords tile_idx;
- kdu_tile tile;
- int num_components;
- kdc_component_flow_control *components;
- int count_delta; // Holds the minimum of the `vert_subsampling' fields
- kdu_multi_analysis engine;
- kdu_long max_buffer_memory;
+ int initial_lines;
+ int remaining_lines;
+ kdu_line_buf *line;
+ };
+
+ kdu_codestream codestream;
+ kdu_dims valid_tile_indices;
+ kdu_coords tile_idx;
+ kdu_tile tile;
+ int num_components;
+ kdc_component_flow_control *components;
+ int count_delta; // Holds the minimum of the `vert_subsampling' fields
+ kdu_multi_analysis engine;
+ kdu_long max_buffer_memory;
};
//
@@ -72,7 +72,8 @@ void set_default_colour_weights(kdu_params *siz);
const char* engineInfoLLImageJ2CKDU()
{
- return "KDU v6.4.1";
+ std::string version = llformat("KDU %s", KDU_CORE_VERSION);
+ return version.c_str();
}
LLImageJ2CKDU* createLLImageJ2CKDU()
@@ -113,8 +114,8 @@ class LLKDUDecodeState
kdu_tile_comp mComps[4];
kdu_line_buf mLines[4];
kdu_pull_ifc mEngines[4];
- bool mReversible[4]; // Some components may be reversible and others not.
- int mBitDepths[4]; // Original bit-depth may be quite different from 8.
+ bool mReversible[4]; // Some components may be reversible and others not
+ int mBitDepths[4]; // Original bit-depth may be quite different from 8
kdu_tile mTile;
kdu_byte *mBuf;
@@ -153,7 +154,7 @@ class LLKDUMessageError : public kdu_message
public:
/*virtual*/ void put_text(const char *s);
/*virtual*/ void put_text(const kdu_uint16 *s);
- /*virtual*/ void flush(bool end_of_message=false);
+ /*virtual*/ void flush(bool end_of_message = false);
static LLKDUMessageError sDefaultMessage;
};
@@ -179,7 +180,7 @@ void LLKDUMessageError::put_text(const kdu_uint16 *s)
void LLKDUMessageError::flush(bool end_of_message)
{
- if( end_of_message )
+ if (end_of_message)
{
throw "KDU throwing an exception";
}
@@ -210,7 +211,7 @@ void transfer_bytes(kdu_byte *dest, kdu_line_buf &src, int gap, int precision);
void LLImageJ2CKDU::setupCodeStream(LLImageJ2C &base, BOOL keep_codestream, ECodeStreamMode mode)
{
S32 data_size = base.getDataSize();
- S32 max_bytes = base.getMaxBytes() ? base.getMaxBytes() : data_size;
+ S32 max_bytes = (base.getMaxBytes() ? base.getMaxBytes() : data_size);
//
// Initialization
@@ -247,21 +248,21 @@ void LLImageJ2CKDU::setupCodeStream(LLImageJ2C &base, BOOL keep_codestream, ECod
// Set the maximum number of bytes to use from the codestream
mCodeStreamp->set_max_bytes(max_bytes);
- // If you want to flip or rotate the image for some reason, change
+ // If you want to flip or rotate the image for some reason, change
// the resolution, or identify a restricted region of interest, this is
// the place to do it. You may use "kdu_codestream::change_appearance"
// and "kdu_codestream::apply_input_restrictions" for this purpose.
- // If you wish to truncate the code-stream prior to decompression, you
+ // If you wish to truncate the code-stream prior to decompression, you
// may use "kdu_codestream::set_max_bytes".
- // If you wish to retain all compressed data so that the material
+ // If you wish to retain all compressed data so that the material
// can be decompressed multiple times, possibly with different appearance
// parameters, you should call "kdu_codestream::set_persistent" here.
- // There are a variety of other features which must be enabled at
+ // There are a variety of other features which must be enabled at
// this point if you want to take advantage of them. See the
// descriptions appearing with the "kdu_codestream" interface functions
// in "kdu_compressed.h" for an itemized account of these capabilities.
- switch( mode )
+ switch (mode)
{
case MODE_FAST:
mCodeStreamp->set_fast();
@@ -343,7 +344,7 @@ BOOL LLImageJ2CKDU::initDecode(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
kdu_dims dims; mCodeStreamp->get_dims(0,dims);
S32 channels = base.getComponents() - first_channel;
- if( channels > max_channel_count )
+ if (channels > max_channel_count)
{
channels = max_channel_count;
}
@@ -426,7 +427,7 @@ BOOL LLImageJ2CKDU::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
// canvas coordinate system. Comparing the two tells
// us where the current tile is in the buffer.
S32 channels = base.getComponents() - first_channel;
- if( channels > max_channel_count )
+ if (channels > max_channel_count)
{
channels = max_channel_count;
}
@@ -452,14 +453,14 @@ BOOL LLImageJ2CKDU::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
return FALSE;
}
}
- catch( const char* msg )
+ catch (const char* msg)
{
base.setLastError(ll_safe_string(msg));
base.decodeFailed();
cleanupCodeStream();
return TRUE; // done
}
- catch( ... )
+ catch (...)
{
base.setLastError( "Unknown J2C error" );
base.decodeFailed();
@@ -482,28 +483,17 @@ BOOL LLImageJ2CKDU::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 deco
BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, const char* comment_text, F32 encode_time, BOOL reversible)
{
- // Collect simple arguments.
- bool transpose, vflip, hflip;
- bool allow_rate_prediction, mem, quiet, no_weights;
- int cpu_iterations;
- std::ostream *record_stream;
-
- transpose = false;
- record_stream = NULL;
- allow_rate_prediction = true;
- no_weights = false;
- cpu_iterations = -1;
- mem = false;
- quiet = false;
- vflip = true;
- hflip = false;
+ // Declare and set simple arguments
+ bool transpose = false;
+ bool vflip = true;
+ bool hflip = false;
try
{
- // Set up input image files.
+ // Set up input image files
siz_params siz;
- // Should set rate someplace here.
+ // Should set rate someplace here
LLKDUMemIn mem_in(raw_image.getData(),
raw_image.getDataSize(),
raw_image.getWidth(),
@@ -521,12 +511,12 @@ BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, co
siz.set(Sprecision,0,0,8); // Image samples have original bit-depth of 8
siz.set(Ssigned,0,0,false); // Image samples are originally unsigned
- kdu_params *siz_ref = &siz; siz_ref->finalize();
- siz_params transformed_siz; // Use this one to construct code-strea
+ kdu_params *siz_ref = &siz;
+ siz_ref->finalize();
+ siz_params transformed_siz; // Use this one to construct code-stream
transformed_siz.copy_from(&siz,-1,-1,-1,0,transpose,false,false);
- // Construct the `kdu_codestream' object and parse all remaining arguments.
-
+ // Construct the `kdu_codestream' object and parse all remaining arguments
U32 max_output_size = base.getWidth()*base.getHeight()*base.getComponents();
if (max_output_size < 1000)
{
@@ -538,8 +528,7 @@ BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, co
LLKDUMemTarget output(output_buffer, output_size, base.getWidth()*base.getHeight()*base.getComponents());
if (output_size > max_output_size)
{
- llerrs << llformat("LLImageJ2C::encode output_size(%d) > max_output_size(%d)",
- output_size,max_output_size) << llendl;
+ llerrs << llformat("LLImageJ2C::encode output_size(%d) > max_output_size(%d)", output_size,max_output_size) << llendl;
}
kdu_codestream codestream;
@@ -558,15 +547,18 @@ BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, co
kdu_long layer_bytes[64];
U32 max_bytes = 0;
- if ((num_components >= 3) && !no_weights)
+ if (num_components >= 3)
{
+ // Note that we always use YCC and not YUV
+ // *TODO: Verify this doesn't screws up reversible textures (like sculpties) as YCC is not reversible but YUV is...
set_default_colour_weights(codestream.access_siz());
}
if (reversible)
{
- // If we're doing reversible, assume we're not using quality layers.
+ // If we're doing reversible (i.e. lossless compression), assumes we're not using quality layers.
// Yes, I know this is incorrect!
+ // *TODO: Indeed, this is incorrect and unecessary... Try using the regular layer setting...
codestream.access_siz()->parse_string("Creversible=yes");
codestream.access_siz()->parse_string("Clayers=1");
num_layer_specs = 1;
@@ -577,6 +569,7 @@ BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, co
// Rate is the argument passed into the LLImageJ2C which
// specifies the target compression rate. The default is 8:1.
// Possibly if max_bytes < 500, we should just use the default setting?
+ // *TODO: mRate is actually always 8:1 in the viewer. Test different values. Also force to reversible for small (< 500 bytes) textures.
if (base.mRate != 0.f)
{
max_bytes = (U32)(base.mRate*base.getWidth()*base.getHeight()*base.getComponents());
@@ -617,42 +610,39 @@ BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, co
codestream.access_siz()->parse_string(layer_string.c_str());
}
}
+
+ // *TODO : Add precinct specification here
+ //std::string precincts_string = llformat("Cprecincts={128,128}");
+ //codestream.access_siz()->parse_string(precincts_string.c_str());
+
codestream.access_siz()->finalize_all();
- if (cpu_iterations >= 0)
- {
- codestream.collect_timing_stats(cpu_iterations);
- }
codestream.change_appearance(transpose,vflip,hflip);
// Now we are ready for sample data processing.
- kdc_flow_control *tile = new kdc_flow_control(&mem_in,codestream);
- bool done = false;
- while (!done)
- {
- // Process line by line
- done = true;
- if (tile->advance_components())
- {
- done = false;
- tile->process_components();
- }
- }
+ kdc_flow_control *tile = new kdc_flow_control(&mem_in,codestream);
+ bool done = false;
+ while (!done)
+ {
+ // Process line by line
+ if (tile->advance_components())
+ {
+ tile->process_components();
+ }
+ else
+ {
+ done = true;
+ }
+ }
// Produce the compressed output
- codestream.flush(layer_bytes,num_layer_specs);
+ codestream.flush(layer_bytes,num_layer_specs);
// Cleanup
- delete tile;
-
+ delete tile;
codestream.destroy();
- if (record_stream != NULL)
- {
- delete record_stream;
- }
// Now that we're done encoding, create the new data buffer for the compressed
// image and stick it there.
-
base.copyData(output_buffer, output_size);
base.updateData(); // set width, height
delete[] output_buffer;
@@ -674,19 +664,19 @@ BOOL LLImageJ2CKDU::encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, co
BOOL LLImageJ2CKDU::getMetadata(LLImageJ2C &base)
{
// *FIX: kdu calls our callback function if there's an error, and
- // then bombs. To regain control, we throw an exception, and
+ // then bombs. To regain control, we throw an exception, and
// catch it here.
try
{
setupCodeStream(base, FALSE, MODE_FAST);
return TRUE;
}
- catch( const char* msg )
+ catch (const char* msg)
{
base.setLastError(ll_safe_string(msg));
return FALSE;
}
- catch( ... )
+ catch (...)
{
base.setLastError( "Unknown J2C error" );
return FALSE;
@@ -699,37 +689,49 @@ void set_default_colour_weights(kdu_params *siz)
assert(cod != NULL);
bool can_use_ycc = true;
- bool rev0=false;
- int depth0=0, sub_x0=1, sub_y0=1;
- for (int c=0; c < 3; c++)
+ bool rev0 = false;
+ int depth0 = 0, sub_x0 = 1, sub_y0 = 1;
+ for (int c = 0; c < 3; c++)
{
- int depth=0; siz->get(Sprecision,c,0,depth);
- int sub_y=1; siz->get(Ssampling,c,0,sub_y);
- int sub_x=1; siz->get(Ssampling,c,1,sub_x);
+ int depth = 0; siz->get(Sprecision,c,0,depth);
+ int sub_y = 1; siz->get(Ssampling,c,0,sub_y);
+ int sub_x = 1; siz->get(Ssampling,c,1,sub_x);
kdu_params *coc = cod->access_relation(-1,c);
- bool rev=false; coc->get(Creversible,0,0,rev);
+ bool rev = false; coc->get(Creversible,0,0,rev);
if (c == 0)
- { rev0=rev; depth0=depth; sub_x0=sub_x; sub_y0=sub_y; }
- else if ((rev != rev0) || (depth != depth0) ||
- (sub_x != sub_x0) || (sub_y != sub_y0))
+ {
+ rev0 = rev; depth0 = depth; sub_x0 = sub_x; sub_y0 = sub_y;
+ }
+ else if ((rev != rev0) || (depth != depth0) ||
+ (sub_x != sub_x0) || (sub_y != sub_y0))
+ {
can_use_ycc = false;
+ }
}
if (!can_use_ycc)
+ {
return;
+ }
bool use_ycc;
if (!cod->get(Cycc,0,0,use_ycc))
+ {
cod->set(Cycc,0,0,use_ycc=true);
+ }
if (!use_ycc)
+ {
return;
+ }
float weight;
- if (cod->get(Clev_weights,0,0,weight) ||
- cod->get(Cband_weights,0,0,weight))
- return; // Weights already specified explicitly.
+ if (cod->get(Clev_weights,0,0,weight) || cod->get(Cband_weights,0,0,weight))
+ {
+ // Weights already specified explicitly -> nothing to do
+ return;
+ }
- /* These example weights are adapted from numbers generated by Marcus Nadenau
- at EPFL, for a viewing distance of 15 cm and a display resolution of
- 300 DPI. */
+ // These example weights are adapted from numbers generated by Marcus Nadenau
+ // at EPFL, for a viewing distance of 15 cm and a display resolution of
+ // 300 DPI.
cod->parse_string("Cband_weights:C0="
"{0.0901},{0.2758},{0.2758},"
@@ -775,7 +777,7 @@ all necessary level shifting, type conversion, rounding and truncation. */
val += 128;
if (val & ((-1)<<8))
{
- val = (val<0)?0:255;
+ val = (val < 0 ? 0 : 255);
}
*dest = (kdu_byte) val;
}
@@ -793,7 +795,7 @@ all necessary level shifting, type conversion, rounding and truncation. */
val += 128;
if (val & ((-1)<<8))
{
- val = (val<0)?0:255;
+ val = (val < 0 ? 0 : 255);
}
*dest = (kdu_byte) val;
}
@@ -816,7 +818,7 @@ all necessary level shifting, type conversion, rounding and truncation. */
val += 128;
if (val & ((-1)<<8))
{
- val = (val<0)?0:255;
+ val = (val < 0 ? 0 : 255);
}
*dest = (kdu_byte) val;
}
@@ -835,7 +837,7 @@ all necessary level shifting, type conversion, rounding and truncation. */
val += 128;
if (val & ((-1)<<8))
{
- val = (val<0)?0:(256-(1<<upshift));
+ val = (val < 0 ? 0 : 256 - (1<<upshift));
}
*dest = (kdu_byte) val;
}
@@ -857,7 +859,7 @@ all necessary level shifting, type conversion, rounding and truncation. */
val += 128;
if (val & ((-1)<<8))
{
- val = (val<0)?0:255;
+ val = (val < 0 ? 0 : 255);
}
*dest = (kdu_byte) val;
}
@@ -873,7 +875,7 @@ all necessary level shifting, type conversion, rounding and truncation. */
val += 128;
if (val & ((-1)<<8))
{
- val = (val<0)?0:(256-(1<<upshift));
+ val = (val < 0 ? 0 : 256 - (1<<upshift));
}
*dest = (kdu_byte) val;
}
@@ -892,17 +894,17 @@ LLKDUDecodeState::LLKDUDecodeState(kdu_tile tile, kdu_byte *buf, S32 row_gap)
mNumComponents = tile.get_num_components();
- llassert(mNumComponents<=4);
+ llassert(mNumComponents <= 4);
mUseYCC = tile.get_ycc();
- for (c=0; c<4; ++c)
+ for (c = 0; c < 4; ++c)
{
mReversible[c] = false;
mBitDepths[c] = 0;
}
// Open tile-components and create processing engines and resources
- for (c=0; c < mNumComponents; c++)
+ for (c = 0; c < mNumComponents; c++)
{
mComps[c] = mTile.access_component(c);
mReversible[c] = mComps[c].get_reversible();
@@ -929,7 +931,7 @@ LLKDUDecodeState::LLKDUDecodeState(kdu_tile tile, kdu_byte *buf, S32 row_gap)
}
}
mAllocator.finalize(); // Actually creates buffering resources
- for (c=0; c < mNumComponents; c++)
+ for (c = 0; c < mNumComponents; c++)
{
mLines[c].create(); // Grabs resources from the allocator.
}
@@ -937,13 +939,11 @@ LLKDUDecodeState::LLKDUDecodeState(kdu_tile tile, kdu_byte *buf, S32 row_gap)
LLKDUDecodeState::~LLKDUDecodeState()
{
- S32 c;
// Cleanup
- for (c=0; c < mNumComponents; c++)
+ for (S32 c = 0; c < mNumComponents; c++)
{
mEngines[c].destroy(); // engines are interfaces; no default destructors
}
-
mTile.close();
}
@@ -962,7 +962,7 @@ separation between consecutive rows in the real buffer. */
LLTimer decode_timer;
while (mDims.size.y--)
{
- for (c=0; c < mNumComponents; c++)
+ for (c = 0; c < mNumComponents; c++)
{
mEngines[c].pull(mLines[c],true);
}
@@ -970,7 +970,7 @@ separation between consecutive rows in the real buffer. */
{
kdu_convert_ycc_to_rgb(mLines[0],mLines[1],mLines[2]);
}
- for (c=0; c < mNumComponents; c++)
+ for (c = 0; c < mNumComponents; c++)
{
transfer_bytes(mBuf+c,mLines[c],mNumComponents,mBitDepths[c]);
}
@@ -990,96 +990,100 @@ separation between consecutive rows in the real buffer. */
kdc_flow_control::kdc_flow_control (kdu_image_in_base *img_in, kdu_codestream codestream)
{
- int n;
-
- this->codestream = codestream;
- codestream.get_valid_tiles(valid_tile_indices);
- tile_idx = valid_tile_indices.pos;
- tile = codestream.open_tile(tile_idx,NULL);
-
- // Set up the individual components
- num_components = codestream.get_num_components(true);
- components = new kdc_component_flow_control[num_components];
- count_delta = 0;
- kdc_component_flow_control *comp = components;
- for (n = 0; n < num_components; n++, comp++)
- {
- comp->line = NULL;
- comp->reader = img_in;
- kdu_coords subsampling;
- codestream.get_subsampling(n,subsampling,true);
- kdu_dims dims;
- codestream.get_tile_dims(tile_idx,n,dims,true);
- comp->vert_subsampling = subsampling.y;
- if ((n == 0) || (comp->vert_subsampling < count_delta))
- {
- count_delta = comp->vert_subsampling;
- }
- comp->ratio_counter = 0;
- comp->remaining_lines = comp->initial_lines = dims.size.y;
- }
- assert(num_components >= 0);
-
- tile.set_components_of_interest(num_components);
- max_buffer_memory = engine.create(codestream,tile,false,NULL,false,1,NULL,NULL,false);
+ int n;
+
+ this->codestream = codestream;
+ codestream.get_valid_tiles(valid_tile_indices);
+ tile_idx = valid_tile_indices.pos;
+ tile = codestream.open_tile(tile_idx,NULL);
+
+ // Set up the individual components
+ num_components = codestream.get_num_components(true);
+ components = new kdc_component_flow_control[num_components];
+ count_delta = 0;
+ kdc_component_flow_control *comp = components;
+ for (n = 0; n < num_components; n++, comp++)
+ {
+ comp->line = NULL;
+ comp->reader = img_in;
+ kdu_coords subsampling;
+ codestream.get_subsampling(n,subsampling,true);
+ kdu_dims dims;
+ codestream.get_tile_dims(tile_idx,n,dims,true);
+ comp->vert_subsampling = subsampling.y;
+ if ((n == 0) || (comp->vert_subsampling < count_delta))
+ {
+ count_delta = comp->vert_subsampling;
+ }
+ comp->ratio_counter = 0;
+ comp->remaining_lines = comp->initial_lines = dims.size.y;
+ }
+ assert(num_components >= 0);
+
+ tile.set_components_of_interest(num_components);
+ max_buffer_memory = engine.create(codestream,tile,false,NULL,false,1,NULL,NULL,false);
}
kdc_flow_control::~kdc_flow_control()
{
- if (components != NULL)
- delete[] components;
- if (engine.exists())
- engine.destroy();
+ if (components != NULL)
+ {
+ delete[] components;
+ }
+ if (engine.exists())
+ {
+ engine.destroy();
+ }
}
bool kdc_flow_control::advance_components()
{
- bool found_line = false;
- while (!found_line)
- {
- bool all_done = true;
- kdc_component_flow_control *comp = components;
- for (int n = 0; n < num_components; n++, comp++)
- {
- assert(comp->ratio_counter >= 0);
- if (comp->remaining_lines > 0)
- {
- all_done = false;
- comp->ratio_counter -= count_delta;
- if (comp->ratio_counter < 0)
- {
- found_line = true;
- comp->line = engine.exchange_line(n,NULL,NULL);
- assert(comp->line != NULL);
+ bool found_line = false;
+ while (!found_line)
+ {
+ bool all_done = true;
+ kdc_component_flow_control *comp = components;
+ for (int n = 0; n < num_components; n++, comp++)
+ {
+ assert(comp->ratio_counter >= 0);
+ if (comp->remaining_lines > 0)
+ {
+ all_done = false;
+ comp->ratio_counter -= count_delta;
+ if (comp->ratio_counter < 0)
+ {
+ found_line = true;
+ comp->line = engine.exchange_line(n,NULL,NULL);
+ assert(comp->line != NULL);
if (comp->line->get_width())
{
comp->reader->get(n,*(comp->line),0);
}
- }
- }
- }
- if (all_done)
- {
- return false;
- }
- }
- return true;
+ }
+ }
+ }
+ if (all_done)
+ {
+ return false;
+ }
+ }
+ return true;
}
void kdc_flow_control::process_components()
{
- kdc_component_flow_control *comp = components;
- for (int n = 0; n < num_components; n++, comp++)
- {
- if (comp->ratio_counter < 0)
- {
- comp->ratio_counter += comp->vert_subsampling;
- assert(comp->ratio_counter >= 0);
- assert(comp->remaining_lines > 0);
- comp->remaining_lines--;
- assert(comp->line != NULL);
- engine.exchange_line(n,comp->line,NULL);
- comp->line = NULL;
- }
- }
+ kdc_component_flow_control *comp = components;
+ for (int n = 0; n < num_components; n++, comp++)
+ {
+ if (comp->ratio_counter < 0)
+ {
+ comp->ratio_counter += comp->vert_subsampling;
+ assert(comp->ratio_counter >= 0);
+ assert(comp->remaining_lines > 0);
+ comp->remaining_lines--;
+ assert(comp->line != NULL);
+ engine.exchange_line(n,comp->line,NULL);
+ comp->line = NULL;
+ }
+ }
}
diff --git a/indra/llkdu/llkdumem.cpp b/indra/llkdu/llkdumem.cpp
index 1f549cbbe0daa23c0f439f976bc60ef55ce9f818..0347475559d8844c2530c0ce63905c31ba9cf566 100644
--- a/indra/llkdu/llkdumem.cpp
+++ b/indra/llkdu/llkdumem.cpp
@@ -47,12 +47,12 @@ LLKDUMemIn::LLKDUMemIn(const U8 *data,
num_components = in_num_components;
alignment_bytes = 0;
- for (n=0; n<3; ++n)
+ for (n = 0; n < 3; ++n)
{
precision[n] = 0;
}
- for (n=0; n < num_components; ++n)
+ for (n = 0; n < num_components; ++n)
{
siz->set(Sdims,n,0,rows);
siz->set(Sdims,n,1,cols);
@@ -80,12 +80,12 @@ LLKDUMemIn::~LLKDUMemIn()
}
image_line_buf *tmp;
while ((tmp=incomplete_lines) != NULL)
- {
+ {
incomplete_lines = tmp->next;
delete tmp;
}
while ((tmp=free_lines) != NULL)
- {
+ {
free_lines = tmp->next;
delete tmp;
}
@@ -98,16 +98,16 @@ bool LLKDUMemIn::get(int comp_idx, kdu_line_buf &line, int x_tnum)
assert((idx >= 0) && (idx < num_components));
x_tnum = x_tnum*num_components+idx;
image_line_buf *scan, *prev=NULL;
- for (scan=incomplete_lines; scan != NULL; prev=scan, scan=scan->next)
- {
+ for (scan = incomplete_lines; scan != NULL; prev = scan, scan = scan->next)
+ {
assert(scan->next_x_tnum >= x_tnum);
if (scan->next_x_tnum == x_tnum)
{
break;
}
- }
+ }
if (scan == NULL)
- { // Need to read a new image line.
+ { // Need to read a new image line.
assert(x_tnum == 0); // Must consume in very specific order.
if (num_unread_rows == 0)
{
@@ -134,7 +134,7 @@ bool LLKDUMemIn::get(int comp_idx, kdu_line_buf &line, int x_tnum)
num_unread_rows--;
scan->accessed_samples = 0;
scan->next_x_tnum = 0;
- }
+ }
assert((cols-scan->accessed_samples) >= line.get_width());
@@ -161,7 +161,7 @@ bool LLKDUMemIn::get(int comp_idx, kdu_line_buf &line, int x_tnum)
}
}
else
- {
+ {
kdu_sample16 *dp = line.get_buf16();
if (line.is_absolute())
{ // 16-bit absolute integers
@@ -177,7 +177,7 @@ bool LLKDUMemIn::get(int comp_idx, kdu_line_buf &line, int x_tnum)
dp->ival = (((kdu_int16)(*sp)) - 128) << (KDU_FIX_POINT-8);
}
}
- }
+ }
scan->next_x_tnum++;
if (idx == (num_components-1))
diff --git a/indra/llkdu/llkdumem.h b/indra/llkdu/llkdumem.h
index 7064de4408d682aa87972804c592cfd917646bfd..9d923fc3674b2a7cfdb5ab0cf527270e4efae136 100644
--- a/indra/llkdu/llkdumem.h
+++ b/indra/llkdu/llkdumem.h
@@ -39,7 +39,7 @@
class LLKDUMemSource: public kdu_compressed_source
{
-public: // Member functions
+public:
LLKDUMemSource(U8 *input_buffer, U32 size)
{
mData = input_buffer;
@@ -47,11 +47,11 @@ class LLKDUMemSource: public kdu_compressed_source
mCurPos = 0;
}
- ~LLKDUMemSource()
+ ~LLKDUMemSource()
{
}
- int read(kdu_byte *buf, int num_bytes)
+ int read(kdu_byte *buf, int num_bytes)
{
U32 num_out;
num_out = num_bytes;
@@ -70,7 +70,7 @@ class LLKDUMemSource: public kdu_compressed_source
mCurPos = 0;
}
-private: // Data
+private:
U8 *mData;
U32 mSize;
U32 mCurPos;
@@ -78,7 +78,7 @@ class LLKDUMemSource: public kdu_compressed_source
class LLKDUMemTarget: public kdu_compressed_target
{
-public: // Member functions
+public:
LLKDUMemTarget(U8 *output_buffer, U32 &output_size, const U32 buffer_size)
{
mData = output_buffer;
@@ -87,11 +87,11 @@ class LLKDUMemTarget: public kdu_compressed_target
mOutputSize = &output_size;
}
- ~LLKDUMemTarget()
- {
+ ~LLKDUMemTarget()
+ {
}
- bool write(const kdu_byte *buf, int num_bytes)
+ bool write(const kdu_byte *buf, int num_bytes)
{
U32 num_out;
num_out = num_bytes;
@@ -108,7 +108,7 @@ class LLKDUMemTarget: public kdu_compressed_target
return true;
}
-private: // Data
+private:
U8 *mData;
U32 mSize;
U32 mCurPos;
@@ -117,27 +117,27 @@ class LLKDUMemTarget: public kdu_compressed_target
class LLKDUMemIn : public kdu_image_in_base
{
-public: // Member functions
- LLKDUMemIn(const U8 *data,
+public:
+ LLKDUMemIn(const U8 *data,
const U32 size,
const U16 rows,
const U16 cols,
U8 in_num_components,
siz_params *siz);
- ~LLKDUMemIn();
+ ~LLKDUMemIn();
- bool get(int comp_idx, kdu_line_buf &line, int x_tnum);
+ bool get(int comp_idx, kdu_line_buf &line, int x_tnum);
-private: // Data
+private:
const U8 *mData;
- int first_comp_idx;
- int num_components;
- int rows, cols;
- int alignment_bytes; // Number of 0's at end of each line.
- int precision[3];
- image_line_buf *incomplete_lines; // Each "sample" represents a full pixel
- image_line_buf *free_lines;
- int num_unread_rows;
+ int first_comp_idx;
+ int num_components;
+ int rows, cols;
+ int alignment_bytes; // Number of 0's at end of each line.
+ int precision[3];
+ image_line_buf *incomplete_lines; // Each "sample" represents a full pixel
+ image_line_buf *free_lines;
+ int num_unread_rows;
U32 mCurPos;
U32 mDataSize;