#include "exceptions.h"
#include "picture_frame.h"
#include "xyz_frame.h"
+#include "picture_asset_writer.h"
using std::string;
using std::ostream;
}
string
-PictureAsset::cpl_node_name () const
+MonoPictureAsset::cpl_node_name () const
{
return "MainPicture";
}
+int
+MonoPictureAsset::edit_rate_factor () const
+{
+ return 1;
+}
+
+string
+StereoPictureAsset::cpl_node_name () const
+{
+ return "MainStereoscopicPicture";
+}
+
+int
+StereoPictureAsset::edit_rate_factor () const
+{
+ return 2;
+}
+
void
PictureAsset::write_to_cpl (xmlpp::Node* node) const
{
assert (i != c.end ());
- (*i)->add_child ("FrameRate")->add_child_text (lexical_cast<string> (_edit_rate) + " 1");
+ (*i)->add_child ("FrameRate")->add_child_text (lexical_cast<string> (_edit_rate * edit_rate_factor ()) + " 1");
(*i)->add_child ("ScreenAspectRatio")->add_child_text (lexical_cast<string> (_size.width) + " " + lexical_cast<string> (_size.height));
}
if (
desc_A.EditRate != desc_B.EditRate ||
- desc_A.ContainerDuration != desc_B.ContainerDuration ||
desc_A.SampleRate != desc_B.SampleRate ||
desc_A.StoredWidth != desc_B.StoredWidth ||
desc_A.StoredHeight != desc_B.StoredHeight ||
return false;
}
+ if (desc_A.ContainerDuration != desc_B.ContainerDuration) {
+ note (ERROR, "video container durations differ");
+ }
+
// for (unsigned int j = 0; j < ASDCP::JP2K::MaxComponents; ++j) {
// if (desc_A.ImageComponents[j] != desc_B.ImageComponents[j]) {
// notes.pack_start ("video MXF picture descriptors differ");
return shared_ptr<const StereoPictureFrame> (new StereoPictureFrame (path().string(), n));
}
-shared_ptr<MonoPictureAssetWriter>
+shared_ptr<PictureAssetWriter>
MonoPictureAsset::start_write (bool overwrite, MXFMetadata const & metadata)
{
/* XXX: can't we use shared_ptr here? */
return shared_ptr<MonoPictureAssetWriter> (new MonoPictureAssetWriter (this, overwrite, metadata));
}
-FrameInfo::FrameInfo (istream& s)
-{
- s >> offset >> size >> hash;
-}
-
-void
-FrameInfo::write (ostream& s)
-{
- s << offset << " " << size << " " << hash;
-}
-
-struct MonoPictureAssetWriter::ASDCPState
-{
- ASDCPState()
- : frame_buffer (4 * Kumu::Megabyte)
- {}
-
- ASDCP::JP2K::CodestreamParser j2k_parser;
- ASDCP::JP2K::FrameBuffer frame_buffer;
- ASDCP::JP2K::MXFWriter mxf_writer;
- ASDCP::WriterInfo writer_info;
- ASDCP::JP2K::PictureDescriptor picture_descriptor;
-};
-
-
-/** @param a Asset to write to. `a' must not be deleted while
- * this writer class still exists, or bad things will happen.
- */
-MonoPictureAssetWriter::MonoPictureAssetWriter (MonoPictureAsset* a, bool overwrite, MXFMetadata const & m)
- : _state (new MonoPictureAssetWriter::ASDCPState)
- , _asset (a)
- , _frames_written (0)
- , _started (false)
- , _finalized (false)
- , _overwrite (overwrite)
- , _metadata (m)
-{
-
-}
-
-
-void
-MonoPictureAssetWriter::start (uint8_t* data, int size)
-{
- if (ASDCP_FAILURE (_state->j2k_parser.OpenReadFrame (data, size, _state->frame_buffer))) {
- boost::throw_exception (MiscError ("could not parse J2K frame"));
- }
-
- _state->j2k_parser.FillPictureDescriptor (_state->picture_descriptor);
- _state->picture_descriptor.EditRate = ASDCP::Rational (_asset->edit_rate(), 1);
-
- _asset->fill_writer_info (&_state->writer_info, _asset->uuid(), _metadata);
-
- if (ASDCP_FAILURE (_state->mxf_writer.OpenWrite (
- _asset->path().string().c_str(),
- _state->writer_info,
- _state->picture_descriptor,
- 16384,
- _overwrite)
- )) {
-
- boost::throw_exception (MXFFileError ("could not open MXF file for writing", _asset->path().string()));
- }
-
- _started = true;
-}
-
-FrameInfo
-MonoPictureAssetWriter::write (uint8_t* data, int size)
+string
+PictureAsset::key_type () const
{
- assert (!_finalized);
-
- if (!_started) {
- start (data, size);
- }
-
- if (ASDCP_FAILURE (_state->j2k_parser.OpenReadFrame (data, size, _state->frame_buffer))) {
- boost::throw_exception (MiscError ("could not parse J2K frame"));
- }
-
- uint64_t const before_offset = _state->mxf_writer.Tell ();
-
- string hash;
- if (ASDCP_FAILURE (_state->mxf_writer.WriteFrame (_state->frame_buffer, 0, 0, &hash))) {
- boost::throw_exception (MXFFileError ("error in writing video MXF", _asset->path().string()));
- }
-
- ++_frames_written;
- return FrameInfo (before_offset, _state->mxf_writer.Tell() - before_offset, hash);
+ return "MDIK";
}
-void
-MonoPictureAssetWriter::fake_write (int size)
+StereoPictureAsset::StereoPictureAsset (string directory, string mxf_name, int fps, Size size)
+ : PictureAsset (directory, mxf_name, 0, fps, 0, false, size)
{
- assert (_started);
- assert (!_finalized);
- if (ASDCP_FAILURE (_state->mxf_writer.FakeWriteFrame (size))) {
- boost::throw_exception (MXFFileError ("error in writing video MXF", _asset->path().string()));
- }
-
- ++_frames_written;
}
-void
-MonoPictureAssetWriter::finalize ()
+shared_ptr<PictureAssetWriter>
+StereoPictureAsset::start_write (bool overwrite, MXFMetadata const & metadata)
{
- assert (!_finalized);
-
- if (ASDCP_FAILURE (_state->mxf_writer.Finalize())) {
- boost::throw_exception (MXFFileError ("error in finalizing video MXF", _asset->path().string()));
- }
-
- _finalized = true;
- _asset->set_intrinsic_duration (_frames_written);
- _asset->set_duration (_frames_written);
+ /* XXX: can't we use shared_ptr here? */
+ return shared_ptr<StereoPictureAssetWriter> (new StereoPictureAssetWriter (this, overwrite, metadata));
}
-string
-PictureAsset::key_type () const
-{
- return "MDIK";
-}