static int64_t
handle_simpleblock(KaxSimpleBlock &simpleblock,
KaxCluster &cluster) {
if (0 == simpleblock.NumberFrames())
return - 1;
simpleblock.SetParent(cluster);
// Do we need this block group?
xtr_base_c *extractor = nullptr;
size_t i;
for (i = 0; i < extractors.size(); i++)
if (simpleblock.TrackNum() == extractors[i]->m_track_num) {
extractor = extractors[i];
break;
}
if (!extractor)
return - 1;
int64_t duration = extractor->m_default_duration * simpleblock.NumberFrames();
int64_t max_timecode = 0;
for (i = 0; i < simpleblock.NumberFrames(); i++) {
int64_t this_timecode, this_duration;
if (0 > duration) {
this_timecode = simpleblock.GlobalTimecode();
this_duration = duration;
} else {
this_timecode = simpleblock.GlobalTimecode() + i * duration / simpleblock.NumberFrames();
this_duration = duration / simpleblock.NumberFrames();
}
auto &data = simpleblock.GetBuffer(i);
auto frame = std::make_shared<memory_c>(data.Buffer(), data.Size(), false);
auto f = xtr_frame_t{frame, nullptr, this_timecode, this_duration, -1, -1, simpleblock.IsKeyframe(), simpleblock.IsDiscardable(), false, timecode_c::ns(0)};
extractor->decode_and_handle_frame(f);
max_timecode = std::max(max_timecode, this_timecode);
}
return max_timecode;
}
static int64_t
handle_simpleblock(KaxSimpleBlock &simpleblock,
KaxCluster &cluster) {
if (0 == simpleblock.NumberFrames())
return -1;
simpleblock.SetParent(cluster);
handle_simpleblock_timestamps(simpleblock);
// Do we need this block group?
auto extractor_itr = track_extractors_by_track_number.find(simpleblock.TrackNum());
if (extractor_itr == track_extractors_by_track_number.end())
return - 1;
auto &extractor = *extractor_itr->second;
int64_t duration = extractor.m_default_duration * simpleblock.NumberFrames();
int64_t max_timestamp = 0;
for (int i = 0, num_frames = simpleblock.NumberFrames(); i < num_frames; i++) {
int64_t this_timestamp, this_duration;
if (0 > duration) {
this_timestamp = simpleblock.GlobalTimecode();
this_duration = duration;
} else {
this_timestamp = simpleblock.GlobalTimecode() + i * duration / simpleblock.NumberFrames();
this_duration = duration / simpleblock.NumberFrames();
}
auto &data = simpleblock.GetBuffer(i);
auto frame = std::make_shared<memory_c>(data.Buffer(), data.Size(), false);
auto f = xtr_frame_t{frame, nullptr, this_timestamp, this_duration, -1, -1, simpleblock.IsKeyframe(), simpleblock.IsDiscardable(), false, timestamp_c::ns(0)};
extractor.decode_and_handle_frame(f);
max_timestamp = std::max(max_timestamp, this_timestamp);
}
return max_timestamp;
}
static void
handle_simpleblock(KaxSimpleBlock &simpleblock,
KaxCluster &cluster) {
if (0 == simpleblock.NumberFrames())
return;
simpleblock.SetParent(cluster);
// Do we need this block group?
xtr_base_c *extractor = NULL;
size_t i;
for (i = 0; i < extractors.size(); i++)
if (simpleblock.TrackNum() == extractors[i]->m_track_num) {
extractor = extractors[i];
break;
}
if (NULL == extractor)
return;
int64_t duration = extractor->m_default_duration * simpleblock.NumberFrames();
for (i = 0; i < simpleblock.NumberFrames(); i++) {
int64_t this_timecode, this_duration;
if (0 > duration) {
this_timecode = simpleblock.GlobalTimecode();
this_duration = duration;
} else {
this_timecode = simpleblock.GlobalTimecode() + i * duration / simpleblock.NumberFrames();
this_duration = duration / simpleblock.NumberFrames();
}
DataBuffer &data = simpleblock.GetBuffer(i);
memory_cptr frame(new memory_c(data.Buffer(), data.Size(), false));
extractor->handle_frame(frame, NULL, this_timecode, this_duration, -1, -1, simpleblock.IsKeyframe(), simpleblock.IsDiscardable(), false);
}
}
