X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fpicture_asset.h;h=b404abd2e5d0bb897d23391adcd3e520e4291d5f;hb=83358c16fcfdad24e8e415df13d6cf8e9bb43556;hp=18170f46e38efdf7dd81cb23c5f1bfe7086bd193;hpb=2cd9086c95686117ffbce92188d50d525ed488bb;p=libdcp.git

diff --git a/src/picture_asset.h b/src/picture_asset.h
index 18170f46..b404abd2 100644
--- a/src/picture_asset.h
+++ b/src/picture_asset.h
@@ -17,94 +17,91 @@
 
 */
 
+#ifndef LIBDCP_PICTURE_ASSET_H
+#define LIBDCP_PICTURE_ASSET_H
+
 /** @file  src/picture_asset.h
- *  @brief An asset made up of JPEG2000 files
+ *  @brief An asset made up of JPEG2000 data
  */
 
 #include <openjpeg.h>
-#include "asset.h"
+#include "mxf_asset.h"
+#include "util.h"
+#include "metadata.h"
+
+namespace ASDCP {
+	namespace JP2K {
+		struct PictureDescriptor;
+	}
+}
 
 namespace libdcp
 {
 
-class PictureFrame;	
+class MonoPictureFrame;	
+class StereoPictureFrame;
+class PictureAssetWriter;
 
-/** @brief An asset made up of JPEG2000 files */
-class PictureAsset : public Asset
+/** @brief An asset made up of JPEG2000 data */
+class PictureAsset : public MXFAsset
 {
 public:
-	/** Construct a PictureAsset, generating the MXF from the JPEG2000 files.
-	 *  This may take some time; progress is indicated by emission of the Progress signal.
-	 *  @param files Pathnames of JPEG2000 files, in frame order.
-	 *  @param directory Directory in which to create MXF file.
-	 *  @param mxf_name Name of MXF file to create.
-	 *  @param progress Signal to inform of progress.
-	 *  @param fps Frames per second.
-	 *  @param length Length in frames.
-	 *  @param width Width of images in pixels.
-	 *  @param height Height of images in pixels.
+	/** Construct a PictureAsset.
+	 *  
+	 *  @param directory Directory where MXF file is.
+	 *  @param mxf_name Name of MXF file.
 	 */
-	PictureAsset (
-		std::vector<std::string> const & files,
-		std::string directory,
-		std::string mxf_name,
-		sigc::signal1<void, float>* progress,
-		int fps,
-		int length,
-		int width,
-		int height
-		);
-
-	/** Construct a PictureAsset, generating the MXF from the JPEG2000 files.
-	 *  This may take some time; progress is indicated by emission of the Progress signal.
-	 *  @param get_path Functor which returns a JPEG2000 file path for a given frame (frames counted from 0).
-	 *  @param directory Directory in which to create MXF file.
-	 *  @param mxf_name Name of MXF file to create.
-	 *  @param progress Signal to inform of progress.
-	 *  @param fps Frames per second.
-	 *  @param length Length in frames.
-	 *  @param width Width of images in pixels.
-	 *  @param height Height of images in pixels.
+	PictureAsset (boost::filesystem::path directory, boost::filesystem::path mxf_name);
+
+	/** Start a progressive write to this asset.
+	 *  The following parameters must be set up (if required) before calling this:
+	 *      Interop mode (set_interop)
+	 *      Edit rate    (set_edit_rate)
+	 *      MXF Metadata (set_metadata)
+	 *      
+	 *  @param overwrite true to overwrite an existing MXF file; in this mode, writing can be resumed to a partially-written MXF; false if the
+	 *  MXF file does not exist.
 	 */
-	PictureAsset (
-		sigc::slot<std::string, int> get_path,
-		std::string directory,
-		std::string mxf_name,
-		sigc::signal1<void, float>* progress,
-		int fps,
-		int length,
-		int width,
-		int height
-		);
-
-	PictureAsset (std::string directory, std::string mxf_name, int fps, int length, int width, int height);
+	virtual boost::shared_ptr<PictureAssetWriter> start_write (bool overwrite) = 0;
+
+	virtual void read () = 0;
+	virtual void create (std::vector<boost::filesystem::path> const &) {}
+	virtual void create (boost::function<boost::filesystem::path (int)>) {}
 	
-	/** Write details of this asset to a CPL stream.
-	 *  @param s Stream.
-	 */
-	void write_to_cpl (std::ostream& s) const;
+	Size size () const {
+		return _size;
+	}
 
-	std::list<std::string> equals (boost::shared_ptr<const Asset> other, EqualityOptions opt) const;
+	void set_size (Size s) {
+		_size = s;
+	}
 
-	boost::shared_ptr<const PictureFrame> get_frame (int n) const;
+	void write_to_cpl (xmlpp::Element *) const;
 
-	int width () const {
-		return _width;
-	}
+protected:
 
-	int height () const {
-		return _height;
+	std::string asdcp_kind () const {
+		return "Picture";
 	}
-	
+
+	bool frame_buffer_equals (
+		int frame, EqualityOptions opt, boost::function<void (NoteType, std::string)> note,
+		uint8_t const * data_A, unsigned int size_A, uint8_t const * data_B, unsigned int size_B
+		) const;
+
+	bool descriptor_equals (
+		ASDCP::JP2K::PictureDescriptor const & a, ASDCP::JP2K::PictureDescriptor const & b, boost::function<void (NoteType, std::string)>
+		) const;
+
+	/** picture size in pixels */
+	Size _size;
+
 private:
-	std::string path_from_list (int f, std::vector<std::string> const & files) const;
-	void construct (sigc::slot<std::string, int>);
-	opj_image_t* decompress_j2k (uint8_t* data, int64_t size) const;
-	
-	/** picture width in pixels */
-	int _width;
-	/** picture height in pixels */
-	int _height;
+	std::string key_type () const;
+	virtual int edit_rate_factor () const = 0;
 };
+	
 
 }
+
+#endif