/* this will be faster is we de-reference multiple sets in the same order as they were written */
int mxf_dereference_s(MXFHeaderMetadata* headerMetadata, MXFListIterator* setsIter, const mxfUUID* uuid, MXFMetadataSet** set)
{
MXFMetadataSet* setInList;
long startIndex = mxf_get_list_iter_index(setsIter);
/* try find it at the previous position in the list */
if (startIndex >= 0)
{
setInList = (MXFMetadataSet*)mxf_get_iter_element(setsIter);
if (mxf_equals_uuid(uuid, &setInList->instanceUID))
{
*set = setInList;
return 1;
}
}
/* try find it starting from the previous position in the list */
while (mxf_next_list_iter_element(setsIter))
{
setInList = (MXFMetadataSet*)mxf_get_iter_element(setsIter);
if (mxf_equals_uuid(uuid, &setInList->instanceUID))
{
*set = setInList;
return 1;
}
}
/* go back to beginning and try find it before the previous position in the list */
initialise_sets_iter(headerMetadata, setsIter);
while (mxf_next_list_iter_element(setsIter) && mxf_get_list_iter_index(setsIter) < startIndex)
{
setInList = (MXFMetadataSet*)mxf_get_iter_element(setsIter);
if (mxf_equals_uuid(uuid, &setInList->instanceUID))
{
*set = setInList;
return 1;
}
}
return 0;
}
int mxf_add_set(MXFHeaderMetadata* headerMetadata, MXFMetadataSet* set)
{
/* sets must have an instanceUID
Note however that it is not neccessary to have an instanceUID __item__ when
calling this function. See mxf_create_set() for example */
CHK_ORET(!mxf_equals_uuid(&set->instanceUID, &g_Null_UUID));
/* if set already attached to header metadata, then removed it first */
if (set->headerMetadata != NULL)
{
CHK_ORET(mxf_remove_set(set->headerMetadata, set));
}
CHK_ORET(mxf_append_list_element(&headerMetadata->sets, (void*)set));
set->headerMetadata = headerMetadata;
return 1;
}
static int set_eq_instanceuid(void* data, void* info)
{
assert(data != NULL && info != NULL);
return mxf_equals_uuid((mxfUUID*)info, &((MXFMetadataSet*)data)->instanceUID);
}
int test_read(const char* filename)
{
MXFFile* mxfFile = NULL;
mxfKey key;
uint8_t llen;
uint64_t len;
mxfLocalTag tag;
uint8_t indata[256];
uint8_t valueu8;
uint16_t valueu16;
uint32_t valueu32;
uint64_t valueu64;
int8_t value8;
int16_t value16;
int32_t value32;
int64_t value64;
mxfUL ul;
mxfUID uid;
mxfUUID uuid;
uint32_t ablen;
uint32_t abelen;
if (!mxf_disk_file_open_read(filename, &mxfFile))
{
mxf_log_error("Failed to open '%s'" LOG_LOC_FORMAT, filename, LOG_LOC_PARAMS);
return 0;
}
/* TEST */
CHK_OFAIL(mxf_file_read(mxfFile, indata, 100) == 100);
CHK_OFAIL(memcmp(data, indata, 100) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_read_uint8(mxfFile, &valueu8));
CHK_OFAIL(valueu8 == 0x0f);
CHK_OFAIL(mxf_read_uint16(mxfFile, &valueu16));
CHK_OFAIL(valueu16 == 0x0f00);
CHK_OFAIL(mxf_read_uint32(mxfFile, &valueu32));
CHK_OFAIL(valueu32 == 0x0f000000);
CHK_OFAIL(mxf_read_uint64(mxfFile, &valueu64));
CHK_OFAIL(valueu64 == 0x0f00000000000000LL);
CHK_OFAIL(mxf_read_int8(mxfFile, &value8));
CHK_OFAIL(value8 == -0x0f);
CHK_OFAIL(mxf_read_int16(mxfFile, &value16));
CHK_OFAIL(value16 == -0x0f00);
CHK_OFAIL(mxf_read_int32(mxfFile, &value32));
CHK_OFAIL(value32 == -0x0f000000);
CHK_OFAIL(mxf_read_int64(mxfFile, &value64));
CHK_OFAIL(value64 == -0x0f00000000000000LL);
CHK_OFAIL(mxf_read_local_tag(mxfFile, &tag));
CHK_OFAIL(tag == 0xffaa);
CHK_OFAIL(mxf_read_k(mxfFile, &key));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 1 && len == 0x01);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 2 && len == 0x80);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 3 && len == 0x8000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x800000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 5 && len == 0x80000000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 6 && len == 0x8000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 7 && len == 0x800000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x80000000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 9 && len == 0x8000000000000000LL);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 3 && len == 0xf100);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x10);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x10);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 8 && len == 0x1000);
CHK_OFAIL(mxf_read_ul(mxfFile, &ul));
CHK_OFAIL(mxf_equals_ul(&ul, &someUL));
CHK_OFAIL(mxf_read_uid(mxfFile, &uid));
CHK_OFAIL(mxf_equals_uid(&uid, &someUID));
CHK_OFAIL(mxf_read_uuid(mxfFile, &uuid));
CHK_OFAIL(mxf_equals_uuid(&uuid, &someUUID));
CHK_OFAIL(mxf_read_batch_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 2 && abelen == 16);
CHK_OFAIL(mxf_read_array_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 4 && abelen == 32);
mxf_file_close(&mxfFile);
/* test reading from a byte buffer */
const uint8_t data[5] = {1, 2, 3, 4, 5};
if (!mxf_byte_array_wrap_read(data, sizeof(data), &mxfFile))
{
mxf_log_error("Failed to open byte array as MXF file" LOG_LOC_FORMAT, LOG_LOC_PARAMS);
return 0;
}
CHK_OFAIL(mxf_file_tell(mxfFile) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 1);
CHK_OFAIL(mxf_file_tell(mxfFile) == 1);
CHK_OFAIL(mxf_file_read(mxfFile, indata, 4));
CHK_OFAIL(indata[0] == 2 && indata[1] == 3 && indata[2] == 4 && indata[3] == 5);
CHK_OFAIL(mxf_file_tell(mxfFile) == 5);
CHK_OFAIL(mxf_file_eof(mxfFile));
CHK_OFAIL(mxf_file_getc(mxfFile) == EOF);
CHK_OFAIL(mxf_file_seek(mxfFile, 0, SEEK_SET));
CHK_OFAIL(mxf_file_tell(mxfFile) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 1);
CHK_OFAIL(mxf_file_seek(mxfFile, 2, SEEK_CUR));
CHK_OFAIL(mxf_file_tell(mxfFile) == 3);
CHK_OFAIL(mxf_file_getc(mxfFile) == 4);
CHK_OFAIL(mxf_file_seek(mxfFile, 0, SEEK_END));
CHK_OFAIL(mxf_file_tell(mxfFile) == 4);
CHK_OFAIL(mxf_file_getc(mxfFile) == 5);
CHK_OFAIL(!mxf_file_seek(mxfFile, 5, SEEK_END)); /* should fail */
CHK_OFAIL(mxf_file_tell(mxfFile) == 5);
mxf_file_close(&mxfFile);
return 1;
fail:
mxf_file_close(&mxfFile);
return 0;
}
int test_read(const char *filename)
{
MXFFile *mxfFile = NULL;
mxfKey key;
uint8_t llen;
uint64_t len;
mxfLocalTag tag;
uint8_t indata[256];
uint8_t valueu8;
uint16_t valueu16;
uint32_t valueu32;
uint64_t valueu64;
int8_t value8;
int16_t value16;
int32_t value32;
int64_t value64;
mxfUL ul;
mxfUID uid;
mxfUUID uuid;
uint32_t ablen;
uint32_t abelen;
if (!mxf_disk_file_open_read(filename, &mxfFile))
{
mxf_log_error("Failed to open '%s'" LOG_LOC_FORMAT, filename, LOG_LOC_PARAMS);
return 0;
}
/* TEST */
CHK_OFAIL(mxf_file_read(mxfFile, indata, 100) == 100);
CHK_OFAIL(memcmp(data, indata, 100) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_read_uint8(mxfFile, &valueu8));
CHK_OFAIL(valueu8 == 0x0f);
CHK_OFAIL(mxf_read_uint16(mxfFile, &valueu16));
CHK_OFAIL(valueu16 == 0x0f00);
CHK_OFAIL(mxf_read_uint32(mxfFile, &valueu32));
CHK_OFAIL(valueu32 == 0x0f000000);
CHK_OFAIL(mxf_read_uint64(mxfFile, &valueu64));
CHK_OFAIL(valueu64 == 0x0f00000000000000LL);
CHK_OFAIL(mxf_read_int8(mxfFile, &value8));
CHK_OFAIL(value8 == -0x0f);
CHK_OFAIL(mxf_read_int16(mxfFile, &value16));
CHK_OFAIL(value16 == -0x0f00);
CHK_OFAIL(mxf_read_int32(mxfFile, &value32));
CHK_OFAIL(value32 == -0x0f000000);
CHK_OFAIL(mxf_read_int64(mxfFile, &value64));
CHK_OFAIL(value64 == -0x0f00000000000000LL);
CHK_OFAIL(mxf_read_local_tag(mxfFile, &tag));
CHK_OFAIL(tag == 0xffaa);
CHK_OFAIL(mxf_read_k(mxfFile, &key));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 1 && len == 0x01);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 2 && len == 0x80);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 3 && len == 0x8000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x800000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 5 && len == 0x80000000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 6 && len == 0x8000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 7 && len == 0x800000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x80000000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 9 && len == 0x8000000000000000LL);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 3 && len == 0xf100);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x10);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x10);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 8 && len == 0x1000);
CHK_OFAIL(mxf_read_ul(mxfFile, &ul));
CHK_OFAIL(mxf_equals_ul(&ul, &someUL));
CHK_OFAIL(mxf_read_uid(mxfFile, &uid));
CHK_OFAIL(mxf_equals_uid(&uid, &someUID));
CHK_OFAIL(mxf_read_uuid(mxfFile, &uuid));
CHK_OFAIL(mxf_equals_uuid(&uuid, &someUUID));
CHK_OFAIL(mxf_read_batch_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 2 && abelen == 16);
CHK_OFAIL(mxf_read_array_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 4 && abelen == 32);
mxf_file_close(&mxfFile);
return 1;
fail:
mxf_file_close(&mxfFile);
return 0;
}
