int64_t first_tfra_pts;
int64_t tfdt_dts;
int64_t next_trun_dts;
+ // Index of the first sample/trun in the fragment.
+ int index_base;
int index_entry;
MOVEncryptionIndex *encryption_index;
} MOVFragmentStreamInfo;
struct {
struct AVAESCTR* aes_ctr;
struct AVAES *aes_ctx;
- unsigned int frag_index_entry_base;
unsigned int per_sample_iv_size; // Either 0, 8, or 16.
AVEncryptionInfo *default_encrypted_sample;
MOVEncryptionIndex *encryption_index;
frag_stream_info[i].tfdt_dts = AV_NOPTS_VALUE;
frag_stream_info[i].next_trun_dts = AV_NOPTS_VALUE;
frag_stream_info[i].first_tfra_pts = AV_NOPTS_VALUE;
+ frag_stream_info[i].index_base = -1;
frag_stream_info[i].index_entry = -1;
frag_stream_info[i].encryption_index = NULL;
}
sc->ctts_count = sti->nb_index_entries;
// Record the index_entry position in frag_index of this fragment
- if (frag_stream_info)
+ if (frag_stream_info) {
frag_stream_info->index_entry = index_entry_pos;
+ if (frag_stream_info->index_base < 0)
+ frag_stream_info->index_base = index_entry_pos;
+ }
if (index_entry_pos > 0)
prev_dts = sti->index_entries[index_entry_pos-1].timestamp;
// Note this only supports encryption info in the first sample descriptor.
if (mov->fragment.stsd_id == 1) {
if (frag_stream_info->encryption_index) {
- if (!current_index && frag_stream_info->index_entry)
- sc->cenc.frag_index_entry_base = frag_stream_info->index_entry;
- encrypted_index = current_index - (frag_stream_info->index_entry - sc->cenc.frag_index_entry_base);
+ encrypted_index = current_index - frag_stream_info->index_base;
encryption_index = frag_stream_info->encryption_index;
} else {
encryption_index = sc->cenc.encryption_index;