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#include <stdio.h>
#include <stdlib.h>
#include "config.h"
#include "mp_msg.h"
#include "edl.h"
#include "help_mp.h"
char *edl_filename; // file to extract EDL entries from (-edl)
char *edl_output_filename; // file to put EDL entries in (-edlout)
#ifdef USE_EDL
/**
* We can't do -edl and -edlout at the same time
* so we check that here.
*
* \return EDL_ERROR on error and 1 otherwise.
* \brief Makes sure EDL has been called correctly.
*/
int edl_check_mode(void)
{
if (edl_filename && edl_output_filename)
{
return (EDL_ERROR);
}
return (1);
}
/** Calculates the total amount of edl_records we will need
* to hold the EDL operations queue, we need one edl_record
* for each SKIP and two for each MUTE.
* \return Number of necessary EDL entries, EDL_ERROR when file can't be read.
* \brief Counts needed EDL entries.
*/
int edl_count_entries(void)
{
FILE *fd = NULL;
int entries = 0;
int action = 0;
float start = 0;
float stop = 0;
char line[100];
if (edl_filename)
{
if ((fd = fopen(edl_filename, "r")) == NULL)
{
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlCantOpenForRead,
edl_filename);
return (EDL_ERROR);
} else
{
while (fgets(line, 99, fd) != NULL)
{
if ((sscanf(line, "%f %f %d", &start, &stop, &action)) ==
3)
{
if (action == EDL_SKIP)
entries += 1;
if (action == EDL_MUTE)
entries += 2;
} else
{
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlNOValidLine, line);
return (EDL_ERROR);
}
}
}
} else
{
return (EDL_ERROR);
}
return (entries);
}
/** Parses edl_filename to fill EDL operations queue.
* \return Number of stored EDL records or EDL_ERROR when file can't be read.
* \brief Fills EDL operations queue.
*/
int edl_parse_file(edl_record_ptr edl_records)
{
FILE *fd;
char line[100];
float start, stop;
int action;
int record_count = 0;
int lineCount = 0;
struct edl_record *next_edl_record = edl_records;
if (edl_filename)
{
if ((fd = fopen(edl_filename, "r")) == NULL)
{
return (EDL_ERROR);
} else
{
while (fgets(line, 99, fd) != NULL)
{
lineCount++;
if ((sscanf(line, "%f %f %d", &start, &stop, &action))
!= 3)
{
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlBadlyFormattedLine,
lineCount + 1);
continue;
} else
{
if (record_count > 0)
{
if (start <= (next_edl_record - 1)->stop_sec)
{
mp_msg(MSGT_CPLAYER, MSGL_WARN,
MSGTR_EdlNOValidLine, line);
mp_msg(MSGT_CPLAYER, MSGL_WARN,
MSGTR_EdlBadLineOverlap,
(next_edl_record - 1)->stop_sec, start);
continue;
}
}
if (stop <= start)
{
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlNOValidLine,
line);
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlBadLineBadStop);
continue;
}
next_edl_record->action = action;
if (action == EDL_MUTE)
{
next_edl_record->length_sec = 0;
next_edl_record->start_sec = start;
next_edl_record->stop_sec = start;
next_edl_record->mute_state = EDL_MUTE_START;
next_edl_record++;
(next_edl_record - 1)->next = next_edl_record;
next_edl_record->action = action;
next_edl_record->length_sec = 0;
next_edl_record->start_sec = stop;
next_edl_record->stop_sec = stop;
next_edl_record->mute_state = EDL_MUTE_END;
} else
{
next_edl_record->length_sec = stop - start;
next_edl_record->start_sec = start;
next_edl_record->stop_sec = stop;
}
next_edl_record++;
if (record_count >= 0)
{
(next_edl_record - 1)->next = next_edl_record;
}
record_count++;
}
}
if (record_count > 0)
{
(next_edl_record - 1)->next = NULL;
}
}
fclose(fd);
} else
{
return (EDL_ERROR);
}
return (record_count);
}
#endif
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