#ifndef CCX_CCEXTRACTOR_H
#define CCX_CCEXTRACTOR_H

#define VERSION "0.85"

// Load common includes and constants for library usage
#include "ccx_common_platform.h"
#include "ccx_common_constants.h"
#include "ccx_common_common.h"
#include "ccx_common_char_encoding.h"
#include "ccx_common_structs.h"
#include "ccx_common_timing.h"
#include "ccx_common_option.h"

#include "ccx_demuxer.h"
#include "ccx_encoders_common.h"
#include "ccx_decoders_common.h"
#include "bitstream.h"

#include "networking.h"
#include "avc_functions.h"

#ifdef WITH_LIBCURL
#include <curl/curl.h>
#endif

//#include "ccx_decoders_708.h"

/* Report information */
#define SUB_STREAMS_CNT 10

#define TELETEXT_CHUNK_LEN 1 + 8 + 44
struct file_report
{
	unsigned width;
	unsigned height;
	unsigned aspect_ratio;
	unsigned frame_rate;
	struct ccx_decoder_608_report *data_from_608;
	struct ccx_decoder_dtvcc_report *data_from_708;
	unsigned mp4_cc_track_cnt;
};

// Stuff for telxcc.c
struct ccx_s_teletext_config
{
	uint8_t verbose : 1;                                       // should telxcc be verbose?
	uint16_t page;                                             // teletext page containing cc we want to filter
	uint16_t tid;                                              // 13-bit packet ID for teletext stream
	double offset;                                             // time offset in seconds
	uint8_t bom : 1;                                           // print UTF-8 BOM characters at the beginning of output
	uint8_t nonempty : 1;                                      // produce at least one (dummy) frame
	// uint8_t se_mode : 1;                                    // search engine compatible mode => Uses CCExtractor's write_format
	// uint64_t utc_refvalue;                                  // UTC referential value => Moved to ccx_decoders_common, so can be used for other decoders (608/xds) too
	uint16_t user_page;                                        // Page selected by user, which MIGHT be different to 'page' depending on autodetection stuff
	int levdistmincnt, levdistmaxpct;                          // Means 2 fails or less is "the same", 10% or less is also "the same"
	struct ccx_boundary_time extraction_start, extraction_end; // Segment we actually process
	enum ccx_output_format write_format;                       // 0=Raw, 1=srt, 2=SMI
	int gui_mode_reports;                                      // If 1, output in stderr progress updates so the GUI can grab them
	enum ccx_output_date_format date_format;
	int noautotimeref;                                         // Do NOT set time automatically?
	unsigned send_to_srv;
	enum ccx_encoding_type encoding;
	int nofontcolor;
	int nohtmlescape;
	char millis_separator;
};

struct ccx_s_mp4Cfg
{
	unsigned int mp4vidtrack :1;
};

struct lib_ccx_ctx
{

	// Stuff common to both loops
	unsigned char *pesheaderbuf;
	LLONG inputsize;
	LLONG total_inputsize;
	LLONG total_past; // Only in binary concat mode

	int last_reported_progress;


	/* Stats */
	int stat_numuserheaders;
	int stat_dvdccheaders;
	int stat_scte20ccheaders;
	int stat_replay5000headers;
	int stat_replay4000headers;
	int stat_dishheaders;
	int stat_hdtv;
	int stat_divicom;
	int false_pict_header;

	// int hex_mode=HEX_NONE; // Are we processing an hex file?
	struct ccx_decoders_common_settings_t *dec_global_setting;
	struct list_head dec_ctx_head;

	int rawmode; // Broadcast or DVD
	// See -d from

	int cc_to_stdout; // If 1, captions go to stdout instead of file
	int pes_header_to_stdout; //If 1, PES Header data will be outputted to console
	int dvb_debug_traces_to_stdout; // If 1, DVB subtitle debug traces will be outputted to console
	int ignore_pts_jumps; //If 1, the program will ignore PTS jumps. Sometimes this parameter is required for DVB subs with > 30s pause time

	LLONG subs_delay; // ms to delay (or advance) subs

	int startcredits_displayed;
	int end_credits_displayed;
	LLONG last_displayed_subs_ms;    // When did the last subs end?
	LLONG screens_to_process;        // How many screenfuls we want?
	char *basefilename;              // Input filename without the extension

	const char *extension;           // Output extension
	int current_file;                // If current_file!=1, we are processing *inputfile[current_file]

	char **inputfile;                // List of files to process
	int num_input_files;             // How many?

	unsigned teletext_warning_shown; // Did we detect a possible PAL (with teletext subs) and told the user already?

	int epg_inited;
	struct PSI_buffer *epg_buffers;
	struct EIT_program *eit_programs;
	int32_t *eit_current_events;
	int16_t *ATSC_source_pg_map;
	int epg_last_output;
	int epg_last_live_output;
	struct file_report freport;

	unsigned int hauppauge_mode;         // If 1, use PID=1003, process specially and so on
	int live_stream;                     /* -1 -> Not a complete file but a live stream, without timeout
                                          0 -> A regular file
                                         >0 -> Live stream with a timeout of this value in seconds */
	int binary_concat;                   // Disabled by -ve or --videoedited
	int multiprogram;
	enum ccx_output_format write_format; // 0=Raw, 1=srt, 2=SMI

	struct ccx_demuxer *demux_ctx;
	struct list_head enc_ctx_head;
	struct ccx_s_mp4Cfg mp4_cfg;
	int out_interval;
	int segment_counter;
	LLONG system_start_time;
};


struct lib_ccx_ctx* init_libraries(struct ccx_s_options *opt);
void dinit_libraries( struct lib_ccx_ctx **ctx);

//params.c
int parse_parameters (struct ccx_s_options *opt, int argc, char *argv[]);
void print_usage (void);
int detect_input_file_overwrite(struct lib_ccx_ctx *ctx, const char *output_filename);
int atoi_hex (char *s);
int stringztoms (const char *s, struct ccx_boundary_time *bt);

// general_loop.c
void position_sanity_check(struct ccx_demuxer *ctx);
int init_file_buffer(struct ccx_demuxer *ctx);
int ps_get_more_data(struct lib_ccx_ctx *ctx, struct demuxer_data **ppdata);
int general_get_more_data(struct lib_ccx_ctx *ctx, struct demuxer_data **data);
int raw_loop (struct lib_ccx_ctx *ctx);
size_t process_raw(struct lib_cc_decode *ctx, struct cc_subtitle *sub, unsigned char *buffer, size_t len);
int general_loop(struct lib_ccx_ctx *ctx);
void process_hex (char *filename);
int rcwt_loop(struct lib_ccx_ctx *ctx);

extern int end_of_file;

// asf_functions.c
int asf_get_more_data(struct lib_ccx_ctx *ctx, struct demuxer_data **ppdata);

// wtv_functions.c
int wtv_get_more_data(struct lib_ccx_ctx *ctx, struct demuxer_data **ppdata);

// es_functions.c
size_t process_m2v(struct lib_cc_decode *ctx, unsigned char *data, size_t length, struct cc_subtitle *sub);

extern unsigned top_field_first;

// es_userdata.c
int user_data(struct lib_cc_decode *ctx, struct bitstream *ustream, int udtype, struct cc_subtitle *sub);

// bitstream.c - see bitstream.h

// file_functions.c
LLONG get_file_size (int in);
LLONG get_total_file_size (struct lib_ccx_ctx *ctx);
void prepare_for_new_file (struct lib_ccx_ctx *ctx);
void close_input_file (struct lib_ccx_ctx *ctx);
int switch_to_next_file (struct lib_ccx_ctx *ctx, LLONG bytesinbuffer);
void return_to_buffer (struct ccx_demuxer *ctx, unsigned char *buffer, unsigned int bytes);

// sequencing.c
void init_hdcc (struct lib_cc_decode *ctx);
void store_hdcc(struct lib_cc_decode *ctx, unsigned char *cc_data, int cc_count, int sequence_number, LLONG current_fts_now, struct cc_subtitle *sub);
void anchor_hdcc(struct lib_cc_decode *ctx, int seq);
void process_hdcc (struct lib_cc_decode *ctx, struct cc_subtitle *sub);

// params_dump.c
void params_dump(struct lib_ccx_ctx *ctx);
void print_file_report(struct lib_ccx_ctx *ctx);

// output.c
void dinit_write(struct ccx_s_write *wb);
int temporarily_open_output(struct ccx_s_write *wb);
int temporarily_close_output(struct ccx_s_write *wb);
int init_write(struct ccx_s_write *wb, char *filename, int with_semaphore);
int writeraw (const unsigned char *data, int length, void *private_data, struct cc_subtitle *sub);
void flushbuffer (struct lib_ccx_ctx *ctx, struct ccx_s_write *wb, int closefile);
void writercwtdata (struct lib_cc_decode *ctx, const unsigned char *data, struct cc_subtitle *sub);

// stream_functions.c
int isValidMP4Box(unsigned char *buffer, size_t position, size_t *nextBoxLocation, int *boxScore);
void detect_stream_type (struct ccx_demuxer *ctx);
int detect_myth( struct ccx_demuxer *ctx );
int read_video_pes_header (struct ccx_demuxer *ctx, struct demuxer_data *data, unsigned char *nextheader, int *headerlength, int sbuflen);

// ts_functions.c
void init_ts(struct ccx_demuxer *ctx);
int ts_readpacket(struct ccx_demuxer* ctx, struct ts_payload *payload);
long ts_readstream(struct ccx_demuxer *ctx, struct demuxer_data **data);
int ts_get_more_data(struct ccx_demuxer *ctx, struct demuxer_data **data);
int write_section(struct ccx_demuxer *ctx, struct ts_payload *payload, unsigned char*buf, int size,  struct program_info *pinfo);
void ts_buffer_psi_packet(struct ccx_demuxer *ctx);
int parse_PMT (struct ccx_demuxer *ctx, unsigned char *buf, int len,  struct program_info *pinfo);
int parse_PAT (struct ccx_demuxer *ctx);
void parse_EPG_packet (struct lib_ccx_ctx *ctx);
void EPG_free(struct lib_ccx_ctx *ctx);
char* EPG_DVB_decode_string(uint8_t *in, size_t size);
void parse_SDT(struct ccx_demuxer *ctx);

// myth.c
int myth_loop(struct lib_ccx_ctx *ctx);

// utility.c
void fatal(int exit_code, const char *fmt, ...);
void mprint (const char *fmt, ...);
void sleep_secs (int secs);
void dump (LLONG mask, unsigned char *start, int l, unsigned long abs_start, unsigned clear_high_bit);
bool_t in_array(uint16_t *array, uint16_t length, uint16_t element) ;
int hex_to_int (char high, char low);
int hex_string_to_int(char* string, int len);
void timestamp_to_srttime(uint64_t timestamp, char *buffer);
void timestamp_to_smptetttime(uint64_t timestamp, char *buffer);
int levenshtein_dist (const uint64_t *s1, const uint64_t *s2, unsigned s1len, unsigned s2len);
void millis_to_date (uint64_t timestamp, char *buffer, enum ccx_output_date_format date_format, char millis_separator);
void signal_handler(int sig_type);
struct encoder_ctx* change_filename(struct encoder_ctx*);
#ifndef _WIN32
void m_signal(int sig, void (*func)(int));
#endif


void buffered_seek (struct ccx_demuxer *ctx, int offset);
extern void build_parity_table(void);

int tlt_process_pes_packet(struct lib_cc_decode *dec_ctx, uint8_t *buffer, uint16_t size, struct cc_subtitle *sub, int sentence_cap);
void* telxcc_init(void);
void telxcc_close(void **ctx, struct cc_subtitle *sub);
void tlt_read_rcwt(void *codec, unsigned char *buf, struct cc_subtitle *sub);
void telxcc_configure (void *codec, struct ccx_s_teletext_config *cfg);
void telxcc_update_gt(void *codec, uint32_t global_timestamp);

extern int strangeheader;

extern const char *desc[256];


extern long FILEBUFFERSIZE; // Uppercase because it used to be a define

extern int firstcall;

// From ts_functions
//extern struct ts_payload payload;
extern unsigned char tspacket[188];
extern unsigned char *last_pat_payload;
extern unsigned last_pat_length;
extern volatile int terminate_asap;

#define HAUPPAGE_CCPID	1003 // PID for CC's in some Hauppauge recordings

extern unsigned teletext_mode;

#define MAX_TLT_PAGES 1000

extern struct ccx_s_teletext_config tlt_config;

int is_decoder_processed_enough(struct lib_ccx_ctx *ctx);
struct lib_cc_decode *update_decoder_list_cinfo(struct lib_ccx_ctx *ctx, struct cap_info* cinfo);
struct lib_cc_decode *update_decoder_list(struct lib_ccx_ctx *ctx);

struct encoder_ctx *update_encoder_list_cinfo(struct lib_ccx_ctx *ctx, struct cap_info* cinfo);
struct encoder_ctx * update_encoder_list(struct lib_ccx_ctx *ctx);
struct encoder_ctx *get_encoder_by_pn(struct lib_ccx_ctx *ctx, int pn);
#endif
