[beast/devel: 17/28] FLAC: added missing header file bsedatahandle-flac.hh

[Tim Janik <timj src gnome org>]

commit 0f08eccd31920eed4e4d78f9965c601b2333fe86
Author: Stefan Westerfeld <stefan space twc de>
Date:   Fri Mar 22 15:38:29 2013 +0100

    FLAC: added missing header file bsedatahandle-flac.hh

 bse/bsedatahandle-flac.hh |   49 +++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 49 insertions(+), 0 deletions(-)
---
diff --git a/bse/bsedatahandle-flac.hh b/bse/bsedatahandle-flac.hh
new file mode 100644
index 0000000..fa7ff21
--- /dev/null
+++ b/bse/bsedatahandle-flac.hh
@@ -0,0 +1,49 @@
+// Licensed GNU LGPL v2.1 or later: http://www.gnu.org/licenses/lgpl.html
+#ifndef __BSE_DATA_HANDLE_FLAC_HH__
+#define __BSE_DATA_HANDLE_FLAC_HH__
+
+#include <bse/gslfilehash.hh>
+
+/* --- flac datahandle C API--- */
+GslDataHandle*    bse_data_handle_new_flac          (const gchar*   file_name,
+                                                     gfloat         osc_freq);
+GslDataHandle*    bse_data_handle_new_flac_zoffset  (const gchar   *file_name,
+                                                     float          osc_freq,
+                                                     GslLong        byte_offset,
+                                                     GslLong        byte_size,
+                                                     uint          *n_channelsp,
+                                                     float         *mix_freq_p);
+
+namespace Bse
+{
+
+/* Flac1Handle supports storing flac files as binary appendix */
+class DataHandleFlac;
+class Flac1Handle
+{
+  GslRFile       *rfile;
+  GslDataHandle  *dhandle;
+  DataHandleFlac *flac_handle;
+  uint            byte_length;
+
+  static void destroy_fn (void *handle);
+  static int read_data_fn (void *handle, void *buffer, uint blength);
+
+  Flac1Handle (GslDataHandle *dhandle);
+
+public:
+  ~Flac1Handle();
+
+  /* returns -errno || length */
+  int read_data (void *buffer, uint blength);
+
+  // put_wstore() deletes flac1handle object when sfi_wstore_destroy (wstore) is executed.
+  void put_wstore (SfiWStore *wstore);
+
+  /* returns valid Flac1Handle if dhandle is not flac, Flac1Handle otherwise */
+  static Flac1Handle *create (GslDataHandle *dhandle);
+};
+
+};
+
+#endif /* __BSE_DATA_HANDLE_FLAC_HH */