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-rw-r--r--src/lib/ffmpeg/avutil.pas90
-rw-r--r--src/lib/ffmpeg/error.pas113
2 files changed, 114 insertions, 89 deletions
diff --git a/src/lib/ffmpeg/avutil.pas b/src/lib/ffmpeg/avutil.pas
index 28669161..13f1fe33 100644
--- a/src/lib/ffmpeg/avutil.pas
+++ b/src/lib/ffmpeg/avutil.pas
@@ -158,95 +158,7 @@ type
);
}
-(* libavutil/error.h *)
-
-{$IF LIBAVUTIL_VERSION >= 50012000} // >= 50.12.0
-
-{* error handling *}
-
-const
-{$IFDEF UNIX}
- ENOENT = ESysENOENT;
- EIO = ESysEIO;
- ENOMEM = ESysENOMEM;
- EINVAL = ESysEINVAL;
- EDOM = ESysEDOM;
- ENOSYS = ESysENOSYS;
- EILSEQ = ESysEILSEQ;
- EPIPE = ESysEPIPE;
-{$ELSE}
- ENOENT = 2;
- EIO = 5;
- ENOMEM = 12;
- EINVAL = 22;
- EPIPE = 32; // just an assumption. needs to be checked.
- EDOM = 33;
- {$IFDEF MSWINDOWS}
- // Note: we assume that ffmpeg was compiled with MinGW.
- // This must be changed if DLLs were compiled with cygwin.
- ENOSYS = 40; // MSVC/MINGW: 40, CYGWIN: 88, LINUX/FPC: 38
- EILSEQ = 42; // MSVC/MINGW: 42, CYGWIN: 138, LINUX/FPC: 84
- {$ENDIF}
-{$ENDIF}
-
-(**
- * We need the sign of of the error, because some platforms have
- * E* and errno already negated. The previous version failed
- * with Delphi, because it needs EINVAL defined.
- * Warning: This code is platform dependent and assumes constants
- * to be 32 bit.
- * This version does the following steps:
- * 1) shr 30: shifts the sign bit to bit position 2
- * 2) and $00000002: sets all other bits to zero
- * positive EINVAL gives 0, negative gives 2
- * 3) - 1: positive EINVAL gives -1, negative 1
- *)
-const
- AVERROR_SIGN = (EINVAL shr 30) and $00000002 - 1;
-
-(*
-#if EINVAL > 0
-#define AVERROR(e) (-(e)) {**< Returns a negative error code from a POSIX error code, to return from library functions. *}
-#define AVUNERROR(e) (-(e)) {**< Returns a POSIX error code from a library function error return value. *}
-#else
-{* Some platforms have E* and errno already negated. *}
-#define AVERROR(e) (e)
-#define AVUNERROR(e) (e)
-#endif
-*)
-
-const
- AVERROR_UNKNOWN = AVERROR_SIGN * EINVAL; (**< unknown error *)
- AVERROR_IO = AVERROR_SIGN * EIO; (**< I/O error *)
- AVERROR_NUMEXPECTED = AVERROR_SIGN * EDOM; (**< Number syntax expected in filename. *)
- AVERROR_INVALIDDATA = AVERROR_SIGN * EINVAL; (**< invalid data found *)
- AVERROR_NOMEM = AVERROR_SIGN * ENOMEM; (**< not enough memory *)
- AVERROR_NOFMT = AVERROR_SIGN * EILSEQ; (**< unknown format *)
- AVERROR_NOTSUPP = AVERROR_SIGN * ENOSYS; (**< Operation not supported. *)
- AVERROR_NOENT = AVERROR_SIGN * ENOENT; (**< No such file or directory. *)
-{$IF LIBAVCODEC_VERSION >= 52017000} // 52.17.0
- AVERROR_EOF = AVERROR_SIGN * EPIPE; (**< End of file. *)
-{$IFEND}
- // Note: function calls as constant-initializers are invalid
- //AVERROR_PATCHWELCOME = -MKTAG('P','A','W','E'); {**< Not yet implemented in FFmpeg. Patches welcome. *}
- AVERROR_PATCHWELCOME = -(ord('P') or (ord('A') shl 8) or (ord('W') shl 16) or (ord('E') shl 24));
-{$IFEND}
-
-{$IF LIBAVUTIL_VERSION >= 50013000} // >= 50.13.0
-(*
- * Puts a description of the AVERROR code errnum in errbuf.
- * In case of failure the global variable errno is set to indicate the
- * error. Even in case of failure av_strerror() will print a generic
- * error message indicating the errnum provided to errbuf.
- *
- * @param errbuf_size the size in bytes of errbuf
- * @return 0 on success, a negative value if a description for errnum
- * cannot be found
- *)
-
-function av_strerror(errnum: cint; errbuf: Pchar; errbuf_size: cint): cint;
- cdecl; external av__util;
-{$IFEND}
+{$INCLUDE error.pas}
(* libavutil/pixfmt.h *)
diff --git a/src/lib/ffmpeg/error.pas b/src/lib/ffmpeg/error.pas
new file mode 100644
index 00000000..56671c8c
--- /dev/null
+++ b/src/lib/ffmpeg/error.pas
@@ -0,0 +1,113 @@
+(*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * This is a part of the Pascal port of ffmpeg.
+ * - Changes and updates by the UltraStar Deluxe Team
+ *
+ * Conversion of libavutil/error.h
+ * Max. avutil version: 50.15.2, revision 23059, Tue May 11 18:30 2010 CET
+ *
+ *)
+
+{$IF LIBAVUTIL_VERSION >= 50012000} // >= 50.12.0
+
+{* error handling *}
+
+const
+{$IFDEF UNIX}
+ ENOENT = ESysENOENT;
+ EIO = ESysEIO;
+ ENOMEM = ESysENOMEM;
+ EINVAL = ESysEINVAL;
+ EDOM = ESysEDOM;
+ ENOSYS = ESysENOSYS;
+ EILSEQ = ESysEILSEQ;
+ EPIPE = ESysEPIPE;
+{$ELSE}
+ ENOENT = 2;
+ EIO = 5;
+ ENOMEM = 12;
+ EINVAL = 22;
+ EPIPE = 32; // just an assumption. needs to be checked.
+ EDOM = 33;
+ {$IFDEF MSWINDOWS}
+ // Note: we assume that ffmpeg was compiled with MinGW.
+ // This must be changed if DLLs were compiled with cygwin.
+ ENOSYS = 40; // MSVC/MINGW: 40, CYGWIN: 88, LINUX/FPC: 38
+ EILSEQ = 42; // MSVC/MINGW: 42, CYGWIN: 138, LINUX/FPC: 84
+ {$ENDIF}
+{$ENDIF}
+
+(**
+ * We need the sign of the error, because some platforms have
+ * E* and errno already negated. The previous version failed
+ * with Delphi, because it needs EINVAL defined.
+ * Warning: This code is platform dependent and assumes constants
+ * to be 32 bit.
+ * This version does the following steps:
+ * 1) shr 30: shifts the sign bit to bit position 2
+ * 2) and $00000002: sets all other bits to zero
+ * positive EINVAL gives 0, negative gives 2
+ * 3) not: inverts all bits. This gives -1 and -3
+ * 3) - 1: positive EINVAL gives -1, negative 1
+ *)
+const
+ AVERROR_SIGN = (EINVAL shr 30) and $00000002 - 1;
+
+(*
+#if EINVAL > 0
+#define AVERROR(e) (-(e)) {**< Returns a negative error code from a POSIX error code, to return from library functions. *}
+#define AVUNERROR(e) (-(e)) {**< Returns a POSIX error code from a library function error return value. *}
+#else
+{* Some platforms have E* and errno already negated. *}
+#define AVERROR(e) (e)
+#define AVUNERROR(e) (e)
+#endif
+*)
+
+const
+ AVERROR_UNKNOWN = AVERROR_SIGN * EINVAL; (**< unknown error *)
+ AVERROR_IO = AVERROR_SIGN * EIO; (**< I/O error *)
+ AVERROR_NUMEXPECTED = AVERROR_SIGN * EDOM; (**< Number syntax expected in filename. *)
+ AVERROR_INVALIDDATA = AVERROR_SIGN * EINVAL; (**< invalid data found *)
+ AVERROR_NOMEM = AVERROR_SIGN * ENOMEM; (**< not enough memory *)
+ AVERROR_NOFMT = AVERROR_SIGN * EILSEQ; (**< unknown format *)
+ AVERROR_NOTSUPP = AVERROR_SIGN * ENOSYS; (**< Operation not supported. *)
+ AVERROR_NOENT = AVERROR_SIGN * ENOENT; (**< No such file or directory. *)
+{$IF LIBAVCODEC_VERSION >= 52017000} // 52.17.0
+ AVERROR_EOF = AVERROR_SIGN * EPIPE; (**< End of file. *)
+{$IFEND}
+ // Note: function calls as constant-initializers are invalid
+ //AVERROR_PATCHWELCOME = -MKTAG('P','A','W','E'); {**< Not yet implemented in FFmpeg. Patches welcome. *}
+ AVERROR_PATCHWELCOME = -(ord('P') or (ord('A') shl 8) or (ord('W') shl 16) or (ord('E') shl 24));
+{$IFEND}
+
+{$IF LIBAVUTIL_VERSION >= 50013000} // >= 50.13.0
+(*
+ * Puts a description of the AVERROR code errnum in errbuf.
+ * In case of failure the global variable errno is set to indicate the
+ * error. Even in case of failure av_strerror() will print a generic
+ * error message indicating the errnum provided to errbuf.
+ *
+ * @param errbuf_size the size in bytes of errbuf
+ * @return 0 on success, a negative value if a description for errnum
+ * cannot be found
+ *)
+
+function av_strerror(errnum: cint; errbuf: Pchar; errbuf_size: cint): cint;
+ cdecl; external av__util;
+{$IFEND}