diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/ffmpeg/avcodec.pas | 17 | ||||
| -rw-r--r-- | src/lib/ffmpeg/avutil.pas | 55 |
2 files changed, 55 insertions, 17 deletions
diff --git a/src/lib/ffmpeg/avcodec.pas b/src/lib/ffmpeg/avcodec.pas index 4fa8f208..7a78f06d 100644 --- a/src/lib/ffmpeg/avcodec.pas +++ b/src/lib/ffmpeg/avcodec.pas @@ -4724,23 +4724,6 @@ const AVERROR_PATCHWELCOME = -(ord('P') or (ord('A') shl 8) or (ord('W') shl 16) or (ord('E') shl 24)); {$IFEND} -(* - * Puts a description of the AVERROR code errnum in errbuf. - * In case of failure the global variable errno is set to indicate the - * error. Even in case of failure av_strerror() will print a generic - * error message indicating the errnum provided to errbuf. - * - * @param errbuf_size the size in bytes of errbuf - * @return 0 on success, a negative value if a description for errnum - * cannot be found - *) - -function av_strerror(errnum: cint; errbuf: Pchar; errbuf_size: cint): cint; - cdecl; external av__util; - -{$IF LIBAVUTIL_VERSION >= 50013000} // avutil!!! 50.13.0 -{$IFEND} - {$IF LIBAVCODEC_VERSION >= 52032000} // >= 52.32.0 (** * Logs a generic warning message about a missing feature. This function is diff --git a/src/lib/ffmpeg/avutil.pas b/src/lib/ffmpeg/avutil.pas index a1586def..dc7b647b 100644 --- a/src/lib/ffmpeg/avutil.pas +++ b/src/lib/ffmpeg/avutil.pas @@ -151,6 +151,61 @@ type ); {$IFEND} +(* libavutil/error.h *) + +{$IF LIBAVUTIL_VERSION >= 50012000} // >= 50.12.0 +const +{$IF EINVAL > 0} + AVERROR_SIGN = -1; +{$ELSE} + {* Some platforms have E* and errno already negated. *} + AVERROR_SIGN = 1; +{$IFEND} + +(* +#if EINVAL > 0 +#define AVERROR(e) (-(e)) {**< Returns a negative error code from a POSIX error code, to return from library functions. *} +#define AVUNERROR(e) (-(e)) {**< Returns a POSIX error code from a library function error return value. *} +#else +{* Some platforms have E* and errno already negated. *} +#define AVERROR(e) (e) +#define AVUNERROR(e) (e) +#endif +*) + +const + AVERROR_UNKNOWN = AVERROR_SIGN * EINVAL; (**< unknown error *) + AVERROR_IO = AVERROR_SIGN * EIO; (**< I/O error *) + AVERROR_NUMEXPECTED = AVERROR_SIGN * EDOM; (**< Number syntax expected in filename. *) + AVERROR_INVALIDDATA = AVERROR_SIGN * EINVAL; (**< invalid data found *) + AVERROR_NOMEM = AVERROR_SIGN * ENOMEM; (**< not enough memory *) + AVERROR_NOFMT = AVERROR_SIGN * EILSEQ; (**< unknown format *) + AVERROR_NOTSUPP = AVERROR_SIGN * ENOSYS; (**< Operation not supported. *) + AVERROR_NOENT = AVERROR_SIGN * ENOENT; (**< No such file or directory. *) +{$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} + (* libavutil/pixfmt.h *) type |