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Diffstat (limited to 'src/file_dv.c')
-rw-r--r--src/file_dv.c44
1 files changed, 23 insertions, 21 deletions
diff --git a/src/file_dv.c b/src/file_dv.c
index d3d3713..61e5f2d 100644
--- a/src/file_dv.c
+++ b/src/file_dv.c
@@ -31,8 +31,6 @@
#include "filegen.h"
static void register_header_check_dv(file_stat_t *file_stat);
-static int header_check_dv(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new);
-static data_check_t data_check_dv(const unsigned char *buffer, const unsigned int buffer_size, file_recovery_t *file_recovery);
const file_hint_t file_hint_dv= {
.extension="dv",
@@ -43,16 +41,27 @@ const file_hint_t file_hint_dv= {
.enable_by_default=1,
.register_header_check=&register_header_check_dv
};
-static const unsigned char dv_header[3]= {0x1f, 0x07, 0x00};
-static void register_header_check_dv(file_stat_t *file_stat)
+static data_check_t data_check_dv(const unsigned char *buffer, const unsigned int buffer_size, file_recovery_t *file_recovery)
{
- register_header_check(0, dv_header,sizeof(dv_header), &header_check_dv, file_stat);
+ while(file_recovery->calculated_file_size + buffer_size/2 >= file_recovery->file_size &&
+ file_recovery->calculated_file_size + 8 < file_recovery->file_size + buffer_size/2)
+ {
+ const unsigned int i=file_recovery->calculated_file_size - file_recovery->file_size + buffer_size/2;
+ if(buffer[i]==0x1f && buffer[i+1]==0x07 && buffer[i+2]==0x00 &&
+ buffer[i+5]==0x78 && buffer[i+6]==0x78 && buffer[i+7]==0x78)
+ file_recovery->calculated_file_size+=120000;
+ else
+ return DC_STOP;
+ }
+ return DC_CONTINUE;
}
static int header_check_dv(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new)
{
- if(file_recovery!=NULL && file_recovery->data_check==&data_check_dv)
+ if(file_recovery!=NULL &&
+ file_recovery->file_stat!=NULL &&
+ file_recovery->file_stat->file_hint==&file_hint_dv)
return 0;
/* The header may be only 3 bytes */
if(buffer[0]==0x1f && buffer[1]==0x07 && buffer[2]==0x00 && buffer[5]==0x78 && buffer[6]==0x78 && buffer[7]==0x78)
@@ -60,25 +69,18 @@ static int header_check_dv(const unsigned char *buffer, const unsigned int buffe
/* NTSC */
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_dv.extension;
- file_recovery_new->data_check=&data_check_dv;
- file_recovery_new->file_check=&file_check_size;
+ if(file_recovery_new->blocksize >= 8)
+ {
+ file_recovery_new->data_check=&data_check_dv;
+ file_recovery_new->file_check=&file_check_size;
+ }
return 1;
}
return 0;
}
-static data_check_t data_check_dv(const unsigned char *buffer, const unsigned int buffer_size, file_recovery_t *file_recovery)
+static void register_header_check_dv(file_stat_t *file_stat)
{
- while(file_recovery->calculated_file_size + buffer_size/2 >= file_recovery->file_size &&
- file_recovery->calculated_file_size + 8 < file_recovery->file_size + buffer_size/2)
- {
- const unsigned int i=file_recovery->calculated_file_size - file_recovery->file_size + buffer_size/2;
- if(buffer[i]==0x1f && buffer[i+1]==0x07 && buffer[i+2]==0x00 &&
- buffer[i+5]==0x78 && buffer[i+6]==0x78 && buffer[i+7]==0x78)
- file_recovery->calculated_file_size+=120000;
- else
- return DC_STOP;
- }
- return DC_CONTINUE;
+ static const unsigned char dv_header[3]= {0x1f, 0x07, 0x00};
+ register_header_check(0, dv_header,sizeof(dv_header), &header_check_dv, file_stat);
}
-