added concat function and some parameter in payload in structure

src/ccextractor.h

@@ -116,6 +116,9 @@ struct ts_payload
 	unsigned pid;         // Stream PID
 	int counter;          // continuity counter
 	int transport_error;  // 0 = packet OK, non-zero damaged
+	unsigned char *section_buf;
+	int section_index;
+	int section_size;
 };
 
 struct PAT_entry
@@ -337,7 +340,7 @@ void init_ts( void );
 int ts_readpacket(void);
 long ts_readstream(void);
 LLONG ts_getmoredata( void );
-int parse_PMT (int pos);
+int parse_PMT (unsigned char *buf,int len, int pos);
 int parse_PAT (void);
 
 // myth.cpp

src/dvb_subtitle_decoder.c

@@ -20,12 +20,6 @@
 #include <assert.h>
 #include <limits.h>
 #include <errno.h>
-/* convert values between host and network byte order(big endian) */
-#ifdef _WIN32
-#include <winsock2.h>
-#else
-#include <arpa/inet.h>
-#endif
 
 #ifdef _MSC_VER
 #define snprintf(str,size,format,...) _snprintf(str,size-1,format,__VA_ARGS__)
@@ -34,6 +28,7 @@
 #include "dvb_subtitle_decoder.h"
 #include "spupng_encoder.h"
 #include "ocr.h"
+#include "utility.h"
 #define DEBUG
 
 #ifdef DEBUG
@@ -48,11 +43,6 @@
 #define DVBSUB_DISPLAYDEFINITION_SEGMENT 0x14
 #define DVBSUB_DISPLAY_SEGMENT  0x80
 
-#define RL32(x) (*(unsigned int *)(x))
-#define RB32(x) (ntohl(*(unsigned int *)(x)))
-#define RL16(x) (*(unsigned short int*)(x))
-#define RB16(x) (ntohs(*(unsigned short int*)(x)))
-
 #define SCALEBITS 10
 #define ONE_HALF  (1 << (SCALEBITS - 1))
 #define FIX(x)    ((int) ((x) * (1<<SCALEBITS) + 0.5))

src/ts_functions.c

@@ -292,7 +292,7 @@ long ts_readstream(void)
 		if (is_pmt)
 		{
 			PIDs_seen[payload.pid]=2;
-			if (parse_PMT (j))
+			if (parse_PMT (NULL,0,j))
 				gotpes=1; // Signals that something changed and that we must flush the buffer
 			if (payload.pid==pmtpid && ccx_options.ts_cappid==0 && ccx_options.investigate_packets) // It was our PMT yet we don't have a PID to get data from
 				packet_analysis_mode=1;

src/ts_tables.c

@@ -7,7 +7,7 @@
 
 #include "ccextractor.h"
 #include "dvb_subtitle_decoder.h"
-
+#include "utility.h"
 static unsigned pmt_warning_shown=0; // Only display warning once
 void *cxx_dvb_context = NULL;
 
@@ -62,23 +62,20 @@ void clear_PMT_array (void)
 		}
 	pmt_array_length=0;	
 }
-
-int parse_PMT (int pos)
+int parse_PMT (unsigned char *buf,int len, int pos)
 {
 	int must_flush=0;
 	int ret = 0;
-        unsigned char desc_len = 0;
+	unsigned char desc_len = 0;
 
 	if ((ccx_options.ts_forced_cappid || (ccx_options.teletext_mode==CCX_TXT_IN_USE && ccx_options.ts_cappid)) && 
 		cap_stream_type!=CCX_STREAM_TYPE_UNKNOWNSTREAM) // Already know what we need, skip
 		return 0; 
 
-	if (!payload.pesstart) // Not the first entry. Ignore it, it should not be here.		
-		return 0;
 
-    unsigned pointer_field = *(payload.start);
-    unsigned char *payload_start = payload.start + pointer_field + 1;
-    unsigned payload_length = tspacket+188-payload_start;
+	unsigned pointer_field = *(payload.start);
+	unsigned char *payload_start = payload.start + pointer_field + 1;
+	unsigned payload_length = tspacket+188-payload_start;
 
 	/* We keep a copy of all PMTs, even if not interesting to us for now */
 	if (pmt_array[pos].last_pmt_payload!=NULL && payload_length == pmt_array[pos].last_pmt_length && 
@@ -88,7 +85,7 @@ int parse_PMT (int pos)
 		return 0;
 	}
 	pmt_array[pos].last_pmt_payload=(unsigned char *) 
-		realloc (pmt_array[pos].last_pmt_payload, payload_length+8); // Extra 8 in case memcpy copies dwords, etc
+	realloc (pmt_array[pos].last_pmt_payload, payload_length+8); // Extra 8 in case memcpy copies dwords, etc
 	if (pmt_array[pos].last_pmt_payload==NULL)
 		fatal (EXIT_NOT_ENOUGH_MEMORY, "Not enough memory to process PMT.\n");
 	memcpy (pmt_array[pos].last_pmt_payload, payload_start, payload_length);
@@ -401,6 +398,29 @@ int parse_PMT (int pos)
 	return must_flush;
 }
 
+void write_section(struct ts_payload *payload, unsigned char*buf, int size)
+{
+	if (payload->pesstart)
+	{
+		memcpy(payload->section_buf, buf, size);
+		payload->section_index = size;
+		payload->section_size = -1;
+	}
+	else
+	{
+		memcpy(payload->section_buf + payload->section_index, buf, size);
+		payload->section_index += size;
+		
+	}
+	if(payload->section_size == -1 && payload->section_index >= 3)
+		payload->section_size = (RB16(payload->section_buf + 1) & 0xfff) + 3 ;
+
+	if(payload->section_index >= (unsigned)payload->section_size)
+		parse_PMT(NULL,0,0);
+	return 0;	
+	
+}
+
 /* Program Allocation Table. It contains a list of all programs and the
    PIDs of their Program Map Table.
    Returns: gotpes */