//read header from file
u32 SFileHeader::read(FILE* f)
{
if (!f)
return XP3_INVALIDARGUMENT;
READ_ARRAY(f,magic);
if (magic[0] != 'X' ||
magic[1] != 'P' ||
magic[2] != '3')
{
return XP3_INVALIDARCHIVE;
}
READ_ARRAY(f,mark1);
READ_ARRAY(f,mark2);
READ_VALUE(f,structureVersion);
READ_VALUE(f,padding1);
READ_VALUE(f,headerVersion);
READ_VALUE(f,padding2);
READ_VALUE(f,indexSize);
READ_VALUE(f,indexHeaderPos);
if (indexHeaderPos == 0)
return XP3_INVALIDARCHIVE;
return XP3_OK;
}
struct rbug_proto_shader_info_reply * rbug_demarshal_shader_info_reply(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_shader_info_reply *ret;
if (!header)
return NULL;
if (header->opcode != (int32_t)RBUG_OP_SHADER_INFO_REPLY)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(4, uint32_t, serial); /* serial */
READ_ARRAY(4, uint32_t, original); /* original */
READ_ARRAY(4, uint32_t, replaced); /* replaced */
READ(1, uint8_t, disabled); /* disabled */
return ret;
}
struct rbug_proto_context_info_reply * rbug_demarshal_context_info_reply(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_context_info_reply *ret;
if (!header)
return NULL;
if (header->opcode != (int16_t)RBUG_OP_CONTEXT_INFO_REPLY)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(4, uint32_t, serial); /* serial */
READ(8, rbug_shader_t, vertex); /* vertex */
READ(8, rbug_shader_t, fragment); /* fragment */
READ_ARRAY(8, rbug_texture_t, texs); /* texs */
READ_ARRAY(8, rbug_texture_t, cbufs); /* cbufs */
READ(8, rbug_texture_t, zsbuf); /* zsbuf */
READ(4, rbug_block_t, blocker); /* blocker */
READ(4, rbug_block_t, blocked); /* blocked */
return ret;
}
/**
reads partition information from the byte file.
*/
void readPartitions(ByteFile *bf)
{
int i ;
seekPos(bf, ALN_PARTITIONS);
assert(bf->partitions == (pInfo **)NULL);
bf->partitions = (pInfo **)calloc((size_t)bf->numPartitions, sizeof(pInfo*) );
for(i = 0; i < bf->numPartitions; ++i)
{
bf->partitions[i] = (pInfo*)calloc(1,sizeof(pInfo));
pInfo* p = bf->partitions[i];
p->frequencies = (double*)NULL;
p->partitionName = (char *)NULL;
READ_VAR(bf->fh, p->states);
READ_VAR(bf->fh, p->maxTipStates);
READ_VAR(bf->fh, p->lower);
READ_VAR(bf->fh, p->upper);
/* DONT use this value! */
READ_VAR(bf->fh, p->width);
p->width = 0;
READ_VAR(bf->fh, p->dataType);
READ_VAR(bf->fh, p->protModels);
//READ_VAR(bf->fh, p->autoProtModels);
READ_VAR(bf->fh, p->protFreqs);
READ_VAR(bf->fh, p->nonGTR);
READ_VAR(bf->fh, p->optimizeBaseFrequencies);
// READ_VAR(bf->fh, p->numberOfCategories);
/* read string */
unsigned int len = 0;
READ_VAR(bf->fh, len);
p->partitionName = (char*)calloc(len,sizeof(char));
READ_ARRAY(bf->fh, p->partitionName, len, sizeof(char));
p->frequencies = (double*)calloc((size_t)p->states, sizeof(double));
READ_ARRAY(bf->fh, p->frequencies, (size_t)p->states , sizeof(double));
}
bf->hasRead |= ALN_PARTITIONS;
}
struct rbug_proto_shader_list_reply * rbug_demarshal_shader_list_reply(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_shader_list_reply *ret;
if (!header)
return NULL;
if (header->opcode != (int32_t)RBUG_OP_SHADER_LIST_REPLY)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(4, uint32_t, serial); /* serial */
READ_ARRAY(8, rbug_shader_t, shaders); /* shaders */
return ret;
}
struct rbug_proto_shader_replace * rbug_demarshal_shader_replace(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_shader_replace *ret;
if (!header)
return NULL;
if (header->opcode != (int32_t)RBUG_OP_SHADER_REPLACE)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(8, rbug_context_t, context); /* context */
READ(8, rbug_shader_t, shader); /* shader */
READ_ARRAY(4, uint32_t, tokens); /* tokens */
return ret;
}
struct rbug_proto_texture_read_reply * rbug_demarshal_texture_read_reply(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_texture_read_reply *ret;
if (!header)
return NULL;
if (header->opcode != (int16_t)RBUG_OP_TEXTURE_READ_REPLY)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(4, uint32_t, serial); /* serial */
READ(4, uint32_t, format); /* format */
READ(4, uint32_t, blockw); /* blockw */
READ(4, uint32_t, blockh); /* blockh */
READ(4, uint32_t, blocksize); /* blocksize */
READ_ARRAY(1, uint8_t, data); /* data */
READ(4, uint32_t, stride); /* stride */
return ret;
}
struct rbug_proto_texture_write * rbug_demarshal_texture_write(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_texture_write *ret;
if (!header)
return NULL;
if (header->opcode != (int16_t)RBUG_OP_TEXTURE_WRITE)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(8, rbug_texture_t, texture); /* texture */
READ(4, uint32_t, face); /* face */
READ(4, uint32_t, level); /* level */
READ(4, uint32_t, zslice); /* zslice */
READ(4, uint32_t, x); /* x */
READ(4, uint32_t, y); /* y */
READ(4, uint32_t, w); /* w */
READ(4, uint32_t, h); /* h */
READ_ARRAY(1, uint8_t, data); /* data */
READ(4, uint32_t, stride); /* stride */
return ret;
}
bool Disasm::ReadArray(uint8 type, uint32 length, struct ATTRIBUTE* attr) {
switch (type) {
case HP_UByteArray: READ_ARRAY(ubyte_array, uint8, UByte);
break;
case HP_UInt16Array: READ_ARRAY(uint16_array, uint16, UInt16);
break;
case HP_UInt32Array: READ_ARRAY(uint32_array, uint32, UInt32);
break;
case HP_SInt16Array: READ_ARRAY(sint16_array, int16, SInt16);
break;
case HP_SInt32Array: READ_ARRAY(sint32_array, int32, SInt32);
break;
case HP_Real32Array: READ_ARRAY(real32_array, float, Real32);
break;
}
return true;
}
struct rbug_proto_texture_info_reply * rbug_demarshal_texture_info_reply(struct rbug_proto_header *header)
{
uint32_t len = 0;
uint32_t pos = 0;
uint8_t *data = NULL;
struct rbug_proto_texture_info_reply *ret;
if (!header)
return NULL;
if (header->opcode != (int16_t)RBUG_OP_TEXTURE_INFO_REPLY)
return NULL;
pos = 0;
len = header->length * 4;
data = (uint8_t*)&header[1];
ret = MALLOC(sizeof(*ret));
if (!ret)
return NULL;
ret->header.__message = header;
ret->header.opcode = header->opcode;
READ(4, uint32_t, serial); /* serial */
READ(4, uint32_t, target); /* target */
READ(4, uint32_t, format); /* format */
READ_ARRAY(4, uint32_t, width); /* width */
READ_ARRAY(4, uint32_t, height); /* height */
READ_ARRAY(4, uint32_t, depth); /* depth */
READ(4, uint32_t, blockw); /* blockw */
READ(4, uint32_t, blockh); /* blockh */
READ(4, uint32_t, blocksize); /* blocksize */
READ(4, uint32_t, last_level); /* last_level */
READ(4, uint32_t, nr_samples); /* nr_samples */
READ(4, uint32_t, tex_usage); /* tex_usage */
return ret;
}
/**
reads the taxon names from the byte file
*/
void readTaxa(ByteFile *bf)
{
int i;
assert(bf->taxaNames == (char **)NULL);
seekPos(bf, ALN_TAXA);
bf->taxaNames = (char **)calloc(bf->numTax, sizeof(char*));
for(i = 0; i < bf->numTax; ++i)
{
int len = 0;
READ_VAR(bf->fh, len );
bf->taxaNames[i] = (char*)calloc(len, sizeof(char));
READ_ARRAY(bf->fh, bf->taxaNames[i], len, sizeof(char));
}
bf->hasRead |= ALN_TAXA;
}
/**
uses the information in the PartitionAssignment to only extract
data relevant to this process (weights and alignment characters).
*/
void readMyData(ByteFile *bf, PartitionAssignment *pa, int procId)
{
seekPos(bf, ALN_ALIGNMENT);
exa_off_t
alnPos = exa_ftell(bf->fh);
size_t
len;
int numAssign = pa->numAssignPerProc[procId];
Assignment *myAssigns = pa->assignPerProc[procId];
/* first read aln characters */
int i,j ;
for(i = 0; i < numAssign; ++i )
{
Assignment a = myAssigns[i];
/* printf("reading for: ") ; */
/* printAssignment(a, procId); */
pInfo
*partition = bf->partitions[a.partId];
partition->width = a.width;
partition->offset = a.offset;
len = (size_t)bf->numTax * a.width;
if(isPomo(partition->dataType))
{
double
*xTip = (double *)malloc_aligned(len * (size_t)partition->states * sizeof(double));
partition->xResource = (double *)malloc_aligned(len * (size_t)partition->states * sizeof(double));
memset(partition->xResource, 0, len * (size_t)partition->states * sizeof(double));
memset(xTip, 0, len * (size_t)partition->states * sizeof(double));
partition->xTipCLV = (double **)calloc((size_t)bf->numTax + 1 , sizeof(double *));
partition->xTipVector = (double **)calloc((size_t)bf->numTax + 1 , sizeof(double *));
for(j = 1; j <= bf->numTax; ++j)
{
partition->xTipCLV[j] = partition->xResource + (size_t)(j-1) * a.width * (size_t)partition->states;
partition->xTipVector[j] = xTip + (size_t)(j-1) * a.width * (size_t)partition->states;
}
}
else
{
partition->yResource = (unsigned char*)malloc_aligned( len * sizeof(unsigned char));
memset(partition->yResource,0,(size_t)len * sizeof(unsigned char));
partition->yVector = (unsigned char**) calloc((size_t)bf->numTax + 1 , sizeof(unsigned char*));
for(j = 1; j <= bf->numTax; ++j)
partition->yVector[j] = partition->yResource + (size_t)(j-1) * a.width;
}
#ifdef OLD_LAYOUT
for(j = 1; j <= bf->numTax; ++j )
{
exa_off_t pos = alnPos + ( bf->numPattern * (j-1) + partition->lower + a.offset ) * sizeof(unsigned char);
assert(alnPos <= pos);
exa_fseek(bf->fh, pos, SEEK_SET);
READ_ARRAY(bf->fh, partition->yVector[j], a.width, sizeof(unsigned char));
}
#else
/* if the entire partition is assigned to this process, read it
in one go. Otherwise, several seeks are necessary. */
if( a.width == (partition->upper - partition->lower ) )
{
if(isPomo(partition->dataType))
{
exa_off_t
pos = alnPos + (exa_off_t)partition->lower * (exa_off_t)bf->numTax * (exa_off_t)partition->states * (exa_off_t)sizeof(double);
assert(alnPos <= pos);
exa_fseek(bf->fh, pos, SEEK_SET);
READ_ARRAY(bf->fh, partition->xResource, a.width * (size_t)bf->numTax * (size_t)partition->states, sizeof(double));
}
else
{
exa_off_t
pos = alnPos + ((exa_off_t)partition->lower * (exa_off_t)bf->numTax) * (exa_off_t)sizeof(unsigned char);
assert(alnPos <= pos);
exa_fseek(bf->fh, pos, SEEK_SET);
READ_ARRAY(bf->fh, partition->yResource, a.width * (size_t)bf->numTax, sizeof(unsigned char));
}
}
else
{
for(j = 1; j <= bf->numTax; ++j )
{
if(isPomo(partition->dataType))
{
exa_off_t
pos = alnPos + (exa_off_t)sizeof(double) * (exa_off_t)partition->states
* (
((exa_off_t)partition->lower * (exa_off_t)bf->numTax ) /* until start of partition */
+ ((exa_off_t)(j-1) * ((exa_off_t)partition->upper - (exa_off_t)partition->lower) ) /* until start of sequence of taxon within partition */
+ (exa_off_t)a.offset ) ;
assert(alnPos <= pos);
exa_fseek(bf->fh, pos, SEEK_SET);
READ_ARRAY(bf->fh, partition->xTipCLV[j], a.width * (size_t)partition->states, sizeof(double));
}
else
{
exa_off_t
pos = alnPos + (exa_off_t)sizeof(unsigned char)
* (
((exa_off_t)partition->lower * (exa_off_t)bf->numTax ) /* until start of partition */
+ ((exa_off_t)(j-1) * ((exa_off_t)partition->upper - (exa_off_t)partition->lower) ) /* until start of sequence of taxon within partition */
+ (exa_off_t)a.offset ) ;
assert(alnPos <= pos);
exa_fseek(bf->fh, pos, SEEK_SET);
READ_ARRAY(bf->fh, partition->yVector[j], a.width, sizeof(unsigned char));
}
}
}
#endif
}
/* now read weights */
seekPos(bf, ALN_WEIGHTS);
exa_off_t
wgtPos = exa_ftell(bf->fh);
assert( ! (wgtPos < 0) );
for(i = 0; i < numAssign; ++i)
{
Assignment a = myAssigns[i];
pInfo *partition = bf->partitions[a.partId];
#ifdef __MIC_NATIVE
/* for Xeon Phi, wgt must be padded to the multiple of 8 (because of site blocking in kernels) */
const int padded_width = GET_PADDED_WIDTH(a.width);
len = padded_width * sizeof(int);
#else
len = a.width * sizeof(int);
#endif
partition->wgt = (int*)malloc_aligned( len);
memset(partition->wgt, 0, len);
exa_off_t pos = wgtPos + ((exa_off_t)partition->lower + (exa_off_t)a.offset) * (exa_off_t)sizeof(int);
assert(wgtPos <= pos );
exa_fseek(bf->fh, pos, SEEK_SET);
READ_ARRAY(bf->fh, partition->wgt, a.width, sizeof(int));
}
bf->hasRead |= ALN_ALIGNMENT;
bf->hasRead |= ALN_WEIGHTS;
}
int CDVDOverlayCodecTX3G::Decode(BYTE* data, int size, double pts, double duration)
{
if (m_pOverlay)
SAFE_RELEASE(m_pOverlay);
m_pOverlay = new CDVDOverlayText();
m_pOverlay->iPTSStartTime = pts;
m_pOverlay->iPTSStopTime = pts + duration;
// do not move this. READ_XXXX macros modify pos.
uint8_t *pos = data;
uint8_t *end = pos + size;
// Parse the packet as a TX3G TextSample.
// Look for a single StyleBox ('styl') and
// read all contained StyleRecords.
// Ignore all other box types.
// NOTE: Buffer overflows on read are not checked.
// ALSO: READ_XXXX/SKIP_XXXX macros will modify pos.
uint16_t textLength = READ_U16();
uint8_t *text = READ_ARRAY(textLength);
int numStyleRecords = 0;
uint8_t *bgnStyle = (uint8_t*)calloc(textLength, 1);
uint8_t *endStyle = (uint8_t*)calloc(textLength, 1);
int bgnColorIndex = 0, endColorIndex = 0;
uint32_t textColorRGBA = m_textColor;
while (pos < end)
{
// Read TextSampleModifierBox
uint32_t size = READ_U32();
if (size == 0)
size = pos - end; // extends to end of packet
if (size == 1)
{
CLog::Log(LOGDEBUG, "CDVDOverlayCodecTX3G: TextSampleModifierBox has unsupported large size" );
break;
}
uint32_t type = READ_U32();
if (type == FOURCC("uuid"))
{
CLog::Log(LOGDEBUG, "CDVDOverlayCodecTX3G: TextSampleModifierBox has unsupported extended type" );
break;
}
if (type == FOURCC("styl"))
{
// Found a StyleBox. Parse the contained StyleRecords
if ( numStyleRecords != 0 )
{
CLog::Log(LOGDEBUG, "CDVDOverlayCodecTX3G: found additional StyleBoxes on subtitle; skipping" );
SKIP_ARRAY(size);
continue;
}
numStyleRecords = READ_U16();
for (int i = 0; i < numStyleRecords; i++)
{
StyleRecord curRecord;
curRecord.bgnChar = READ_U16();
curRecord.endChar = READ_U16();
curRecord.fontID = READ_U16();
curRecord.faceStyleFlags = READ_U8();
curRecord.fontSize = READ_U8();
curRecord.textColorRGBA = READ_U32();
bgnStyle[curRecord.bgnChar] |= curRecord.faceStyleFlags;
endStyle[curRecord.endChar] |= curRecord.faceStyleFlags;
bgnColorIndex = curRecord.bgnChar;
endColorIndex = curRecord.endChar;
textColorRGBA = curRecord.textColorRGBA;
}
}
else
{
// Found some other kind of TextSampleModifierBox. Skip it.
SKIP_ARRAY(size);
}
}
// Copy text to out and add HTML markup for the style records
int charIndex = 0;
CStdStringA strUTF8;
for (pos = text, end = text + textLength; pos < end; pos++)
{
if ((*pos & 0xC0) == 0x80)
{
// Is a non-first byte of a multi-byte UTF-8 character
strUTF8.append((const char*)pos, 1);
continue; // ...without incrementing 'charIndex'
}
uint8_t bgnStyles = bgnStyle[charIndex];
uint8_t endStyles = endStyle[charIndex];
// [B] or [/B] -> toggle bold on and off
// [I] or [/I] -> toggle italics on and off
// [COLOR ffab007f] or [/COLOR] -> toggle color on and off
// [CAPS <option>] or [/CAPS] -> toggle capatilization on and off
if (endStyles & BOLD)
strUTF8.append("[/B]");
if (endStyles & ITALIC)
strUTF8.append("[/I]");
// we do not support underline
//if (endStyles & UNDERLINE)
// strUTF8.append("[/U]");
if (endColorIndex == charIndex && textColorRGBA != m_textColor)
strUTF8.append("[/COLOR]");
// invert the order from above so we bracket the text correctly.
if (bgnColorIndex == charIndex && textColorRGBA != m_textColor)
strUTF8.AppendFormat("[COLOR %8x]", textColorRGBA);
// we do not support underline
//if (bgnStyles & UNDERLINE)
// strUTF8.append("[U]");
if (bgnStyles & ITALIC)
strUTF8.append("[I]");
if (bgnStyles & BOLD)
strUTF8.append("[B]");
// stuff the UTF8 char
strUTF8.append((const char*)pos, 1);
// this is a char index, not a byte index.
charIndex++;
}
free(bgnStyle);
free(endStyle);
if (strUTF8.IsEmpty())
return OC_BUFFER;
if (strUTF8[strUTF8.size()-1] == '\n')
strUTF8.Delete(strUTF8.size()-1);
// add a new text element to our container
m_pOverlay->AddElement(new CDVDOverlayText::CElementText(strUTF8.c_str()));
return OC_OVERLAY;
}
int CDVDOverlayCodecTX3G::Decode(DemuxPacket *pPacket)
{
if (m_pOverlay)
SAFE_RELEASE(m_pOverlay);
m_pOverlay = new CDVDOverlayText();
CDVDOverlayCodec::GetAbsoluteTimes(m_pOverlay->iPTSStartTime, m_pOverlay->iPTSStopTime, pPacket, m_pOverlay->replace);
// do not move this. READ_XXXX macros modify pos.
uint8_t *pos = pPacket->pData;
uint8_t *end = pPacket->pData + pPacket->iSize;
// Parse the packet as a TX3G TextSample.
// Look for a single StyleBox ('styl') and
// read all contained StyleRecords.
// Ignore all other box types.
// NOTE: Buffer overflows on read are not checked.
// ALSO: READ_XXXX/SKIP_XXXX macros will modify pos.
LEN_CHECK(2);
uint16_t textLength = READ_U16();
LEN_CHECK(textLength);
uint8_t *text = READ_ARRAY(textLength);
int numStyleRecords = 0;
// reserve one more style slot for broken encoders
XUTILS::auto_buffer bgnStyle(textLength+1);
XUTILS::auto_buffer endStyle(textLength+1);
memset(bgnStyle.get(), 0, textLength+1);
memset(endStyle.get(), 0, textLength+1);
int bgnColorIndex = 0, endColorIndex = 0;
uint32_t textColorRGBA = m_textColor;
while (pos < end)
{
// Read TextSampleModifierBox
LEN_CHECK(4);
uint32_t size = READ_U32();
if (size == 0)
size = pos - end; // extends to end of packet
if (size == 1)
{
CLog::Log(LOGDEBUG, "CDVDOverlayCodecTX3G: TextSampleModifierBox has unsupported large size" );
break;
}
LEN_CHECK(4);
uint32_t type = READ_U32();
if (type == FOURCC("uuid"))
{
CLog::Log(LOGDEBUG, "CDVDOverlayCodecTX3G: TextSampleModifierBox has unsupported extended type" );
break;
}
if (type == FOURCC("styl"))
{
// Found a StyleBox. Parse the contained StyleRecords
if ( numStyleRecords != 0 )
{
CLog::Log(LOGDEBUG, "CDVDOverlayCodecTX3G: found additional StyleBoxes on subtitle; skipping" );
LEN_CHECK(size);
SKIP_ARRAY(size);
continue;
}
LEN_CHECK(2);
numStyleRecords = READ_U16();
for (int i = 0; i < numStyleRecords; i++)
{
StyleRecord curRecord;
LEN_CHECK(12);
curRecord.bgnChar = READ_U16();
curRecord.endChar = READ_U16();
curRecord.fontID = READ_U16();
curRecord.faceStyleFlags = READ_U8();
curRecord.fontSize = READ_U8();
curRecord.textColorRGBA = READ_U32();
// clamp bgnChar/bgnChar to textLength,
// we alloc enough space above and this
// fixes borken encoders that do not handle
// endChar correctly.
if (curRecord.bgnChar > textLength)
curRecord.bgnChar = textLength;
if (curRecord.endChar > textLength)
curRecord.endChar = textLength;
bgnStyle.get()[curRecord.bgnChar] |= curRecord.faceStyleFlags;
endStyle.get()[curRecord.endChar] |= curRecord.faceStyleFlags;
bgnColorIndex = curRecord.bgnChar;
endColorIndex = curRecord.endChar;
textColorRGBA = curRecord.textColorRGBA;
}
}
else
{
// Found some other kind of TextSampleModifierBox. Skip it.
LEN_CHECK(size);
SKIP_ARRAY(size);
}
}
// Copy text to out and add HTML markup for the style records
int charIndex = 0;
std::string strUTF8;
// index over textLength chars to include broken encoders,
// so we pickup closing styles on broken encoders
for (pos = text, end = text + textLength; pos <= end; pos++)
{
if ((*pos & 0xC0) == 0x80)
{
// Is a non-first byte of a multi-byte UTF-8 character
strUTF8.append((const char*)pos, 1);
continue; // ...without incrementing 'charIndex'
}
uint8_t bgnStyles = bgnStyle.get()[charIndex];
uint8_t endStyles = endStyle.get()[charIndex];
// [B] or [/B] -> toggle bold on and off
// [I] or [/I] -> toggle italics on and off
// [COLOR ffab007f] or [/COLOR] -> toggle color on and off
// [CAPS <option>] or [/CAPS] -> toggle capatilization on and off
if (endStyles & BOLD)
strUTF8.append("[/B]");
if (endStyles & ITALIC)
strUTF8.append("[/I]");
// we do not support underline
//if (endStyles & UNDERLINE)
// strUTF8.append("[/U]");
if (endColorIndex == charIndex && textColorRGBA != m_textColor)
strUTF8.append("[/COLOR]");
// invert the order from above so we bracket the text correctly.
if (bgnColorIndex == charIndex && textColorRGBA != m_textColor)
strUTF8 += StringUtils::Format("[COLOR %8x]", textColorRGBA);
// we do not support underline
//if (bgnStyles & UNDERLINE)
// strUTF8.append("[U]");
if (bgnStyles & ITALIC)
strUTF8.append("[I]");
if (bgnStyles & BOLD)
strUTF8.append("[B]");
// stuff the UTF8 char
strUTF8.append((const char*)pos, 1);
// this is a char index, not a byte index.
charIndex++;
}
if (strUTF8.empty())
return OC_BUFFER;
if (strUTF8[strUTF8.size()-1] == '\n')
strUTF8.erase(strUTF8.size()-1);
// add a new text element to our container
m_pOverlay->AddElement(new CDVDOverlayText::CElementText(strUTF8.c_str()));
return OC_OVERLAY;
}
Function* bas_load_compiled_function(Basic* kernel, DataReader* reader)
{
Function* function = NULL;
uint16_t function_size;
uint32_t n;
uint16_t* global_table = NULL;
uint16_t function_globals;
uint8_t name_size;
char* name = NULL;
int success = 0;
READ_VAR(function_size);
//printf( "Function size %d\n", function_size );
function = (Function*)mem_malloc(sizeof(Function)+function_size);
if (function == 0)
return NULL;
function->header.ref_count = 1;
function->header.type = kTypeFunction;
READ_VAR(function->locals);
READ_VAR(function->arguments);
READ_VAR(function->stack_usage);
READ_ARRAY( (char*)(function+1), function_size );
READ_VAR(function_globals);
global_table = (uint16_t*)mem_malloc(sizeof(uint16_t)*function_globals);
if (global_table == NULL)
goto end;
for(n=0; n<function_globals; ++n)
{
READ_VAR(name_size);
name = mem_malloc(name_size+1);
if (name == NULL)
goto end;
READ_ARRAY(name, name_size);
name[name_size] = '\0';
global_table[n] = bas_find_or_create_global(kernel, name);
if (global_table[n] == 0xFFFF)
goto end;
mem_free(name);
name = NULL;
}
// patch the bytecode to fix the global indices
uint8_t* bc_ptr = (uint8_t*)(function+1);
uint8_t* bc_end = bc_ptr + function_size;
while (bc_ptr < bc_end)
{
switch (*bc_ptr)
{
case BC_GET_GLOBAL:
case BC_SET_GLOBAL:
{
bc_ptr ++;
uint16_t index;
memcpy( &index, bc_ptr, 2 );
index = global_table[index];
memcpy( bc_ptr, &index, 2 );
bc_ptr += 2;
break;
}
case BC_ADD:
case BC_SUBTRACT:
case BC_MULTIPLY:
case BC_DIVIDE:
case BC_RETURN_ZERO:
case BC_POP:
case BC_COMPARE_LT:
case BC_COMPARE_LE:
case BC_COMPARE_GT:
case BC_COMPARE_GE:
case BC_COMPARE_EQ:
case BC_COMPARE_NE:
case BC_NOT:
case BC_NEGATE:
bc_ptr++;
break; // do nothing
case BC_CALL:
bc_ptr += 2; // skip number of arguments
break;
case BC_PUSH_INT32:
bc_ptr += 5; // skip literal
break;
case BC_PUSH_FLOAT:
bc_ptr += sizeof(float)+1; // skip literal
break;
case BC_PUSH_STRING:
{
// skip string size and characters
bc_ptr ++;
uint16_t stringSize;
memcpy( &stringSize, bc_ptr, 2 ); bc_ptr += 2;
bc_ptr += stringSize;
}
break;
case BC_BRANCH_TRUE:
case BC_BRANCH_FALSE:
{
bc_ptr += 3; // skip branch offset
}
break;
default:
goto end;
}
}
success = 1;
end:
if (!success)
{
if (function != NULL)
mem_free(function);
function = NULL;
}
if (name != NULL) mem_free(name);
if (global_table != NULL) mem_free(global_table);
return function;
}
static hb_buffer_t *tx3g_decode_to_utf8( hb_buffer_t *in )
{
uint8_t *pos = in->data;
uint8_t *end = in->data + in->size;
uint16_t numStyleRecords = 0;
uint8_t *startStyle;
uint8_t *endStyle;
/*
* Parse the packet as a TX3G TextSample.
*
* Look for a single StyleBox ('styl') and read all contained StyleRecords.
* Ignore all other box types.
*
* NOTE: Buffer overflows on read are not checked.
*/
uint16_t textLength = READ_U16();
uint8_t *text = READ_ARRAY(textLength);
startStyle = calloc( textLength, 1 );
endStyle = calloc( textLength, 1 );
while ( pos < end ) {
/*
* Read TextSampleModifierBox
*/
uint32_t size = READ_U32();
if ( size == 0 ) {
size = pos - end; // extends to end of packet
}
if ( size == 1 ) {
hb_log( "dectx3gsub: TextSampleModifierBox has unsupported large size" );
break;
}
uint32_t type = READ_U32();
if ( type == FOURCC("uuid") ) {
hb_log( "dectx3gsub: TextSampleModifierBox has unsupported extended type" );
break;
}
if ( type == FOURCC("styl") ) {
// Found a StyleBox. Parse the contained StyleRecords
if ( numStyleRecords != 0 ) {
hb_log( "dectx3gsub: found additional StyleBoxes on subtitle; skipping" );
SKIP_ARRAY(size);
continue;
}
numStyleRecords = READ_U16();
int i;
for (i=0; i<numStyleRecords; i++) {
StyleRecord curRecord;
curRecord.startChar = READ_U16();
curRecord.endChar = READ_U16();
curRecord.fontID = READ_U16();
curRecord.faceStyleFlags = READ_U8();
curRecord.fontSize = READ_U8();
curRecord.textColorRGBA = READ_U32();
startStyle[curRecord.startChar] |= curRecord.faceStyleFlags;
endStyle[curRecord.endChar] |= curRecord.faceStyleFlags;
}
} else {
// Found some other kind of TextSampleModifierBox. Skip it.
SKIP_ARRAY(size);
}
}
/*
* Copy text to output buffer, and add HTML markup for the style records
*/
int maxOutputSize = textLength + (numStyleRecords * NUM_FACE_STYLE_FLAGS * (MAX_OPEN_TAG_SIZE + MAX_CLOSE_TAG_SIZE));
hb_buffer_t *out = hb_buffer_init( maxOutputSize );
if ( out == NULL )
goto fail;
uint8_t *dst = out->data;
int charIndex = 0;
for ( pos = text, end = text + textLength; pos < end; pos++ ) {
if (IS_10xxxxxx(*pos)) {
// Is a non-first byte of a multi-byte UTF-8 character
WRITE_CHAR(*pos);
continue; // ...without incrementing 'charIndex'
}
uint8_t plusStyles = startStyle[charIndex];
uint8_t minusStyles = endStyle[charIndex];
if (minusStyles & UNDERLINE)
WRITE_END_TAG('u');
if (minusStyles & ITALIC)
WRITE_END_TAG('i');
if (minusStyles & BOLD)
WRITE_END_TAG('b');
if (plusStyles & BOLD)
WRITE_START_TAG('b');
if (plusStyles & ITALIC)
WRITE_START_TAG('i');
if (plusStyles & UNDERLINE)
WRITE_START_TAG('u');
WRITE_CHAR(*pos);
charIndex++;
}
// Trim output buffer to the actual amount of data written
out->size = dst - out->data;
// Copy metadata from the input packet to the output packet
out->s.start = in->s.start;
out->s.stop = in->s.stop;
fail:
free( startStyle );
free( endStyle );
return out;
}
