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2bc2709c85
Original commit message from CVS: * docs/gst/gstreamer-sections.txt: * gst/gst.c: * gst/gsterror.h: * tools/gst-inspect.c: (main): * tools/gst-launch.c: (main): * tools/gst-run.c: (main): * tools/gst-xmlinspect.c: (main): fix GOption context leaks doc fixes
238 lines
8.6 KiB
C
238 lines
8.6 KiB
C
/* GStreamer
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* Copyright (C) 2004 Thomas Vander Stichele <thomas at apestaart dot org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_ERROR_H__
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#define __GST_ERROR_H__
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#include <glib.h>
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#include <glib-object.h>
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#include <errno.h>
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G_BEGIN_DECLS
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/*
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* we define FIXME error domains:
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* GST_CORE_ERROR
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* GST_LIBRARY_ERROR
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* GST_RESOURCE_ERROR
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* GST_STREAM_ERROR
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*
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* Check GError API docs for rationale for naming.
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*/
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/**
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* GstCoreError:
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* @GST_CORE_ERROR_FAILED: a general error which doesn't fit in any other
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* category. Make sure you add a custom message to the error call.
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* @GST_CORE_ERROR_TOO_LAZY: do not use this except as a placeholder for
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* deciding where to go while developing code.
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* @GST_CORE_ERROR_NOT_IMPLEMENTED: use this when you do not want to implement
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* this functionality yet.
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* @GST_CORE_ERROR_STATE_CHANGE: used for state change errors.
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* @GST_CORE_ERROR_PAD: used for pad-related errors.
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* @GST_CORE_ERROR_THREAD: used for thread-related errors.
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* @GST_CORE_ERROR_NEGOTIATION: used for negotiation-related errors.
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* @GST_CORE_ERROR_EVENT: used for event-related errors.
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* @GST_CORE_ERROR_SEEK: used for seek-related errors.
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* @GST_CORE_ERROR_CAPS: used for caps-related errors.
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* @GST_CORE_ERROR_TAG: used for negotiation-related errors.
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* @GST_CORE_ERROR_NUM_ERRORS: the number of core error types.
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*
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* Core errors are errors inside the core GStreamer library.
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* the core GStreamer library
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*/
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/* FIXME: should we divide in numerical blocks so we can easily add
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for example PAD errors later ? */
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typedef enum
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{
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GST_CORE_ERROR_FAILED = 1,
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GST_CORE_ERROR_TOO_LAZY,
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GST_CORE_ERROR_NOT_IMPLEMENTED,
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GST_CORE_ERROR_STATE_CHANGE,
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GST_CORE_ERROR_PAD,
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GST_CORE_ERROR_THREAD,
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GST_CORE_ERROR_NEGOTIATION,
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GST_CORE_ERROR_EVENT,
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GST_CORE_ERROR_SEEK,
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GST_CORE_ERROR_CAPS,
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GST_CORE_ERROR_TAG,
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GST_CORE_ERROR_NUM_ERRORS
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} GstCoreError;
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/**
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* GstLibraryError:
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* @GST_LIBRARY_ERROR_FAILED: a general error which doesn't fit in any other
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* category. Make sure you add a custom message to the error call.
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* @GST_LIBRARY_ERROR_TOO_LAZY: do not use this except as a placeholder for
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* deciding where to go while developing code.
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* @GST_LIBRARY_ERROR_INIT: used when the library could not be opened.
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* @GST_LIBRARY_ERROR_SHUTDOWN: used when the library could not be closed.
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* @GST_LIBRARY_ERROR_SETTINGS: used when the library doesn't accept settings.
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* @GST_LIBRARY_ERROR_ENCODE: used when the library generated an encoding error.
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* @GST_LIBRARY_ERROR_NUM_ERRORS: the number of library error types.
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*
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* Library errors are for errors from the library being used by elements
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* (initializing, finalizing, settings, ...)
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*/
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typedef enum
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{
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GST_LIBRARY_ERROR_FAILED = 1,
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GST_LIBRARY_ERROR_TOO_LAZY,
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GST_LIBRARY_ERROR_INIT,
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GST_LIBRARY_ERROR_SHUTDOWN,
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GST_LIBRARY_ERROR_SETTINGS,
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GST_LIBRARY_ERROR_ENCODE,
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GST_LIBRARY_ERROR_NUM_ERRORS
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} GstLibraryError;
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/**
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* GstResourceError:
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* @GST_RESOURCE_ERROR_FAILED: a general error which doesn't fit in any other
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* category. Make sure you add a custom message to the error call.
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* @GST_RESOURCE_ERROR_TOO_LAZY: do not use this except as a placeholder for
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* deciding where to go while developing code.
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* @GST_RESOURCE_ERROR_NOT_FOUND: used when the resource could not be found.
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* @GST_RESOURCE_ERROR_BUSY: used when resource is busy.
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* @GST_RESOURCE_ERROR_OPEN_READ: used when resource fails to open for reading.
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* @GST_RESOURCE_ERROR_OPEN_WRITE: used when resource fails to open for writing.
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* @GST_RESOURCE_ERROR_OPEN_READ_WRITE: used when resource cannot be opened for
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* both reading and writing, or either (but unspecified which).
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* @GST_RESOURCE_ERROR_CLOSE: used when the resource can't be closed.
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* @GST_RESOURCE_ERROR_READ: used when the resource can't be read from.
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* @GST_RESOURCE_ERROR_WRITE: used when the resource can't be written to.
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* @GST_RESOURCE_ERROR_SEEK: used when a seek on the resource fails.
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* @GST_RESOURCE_ERROR_SYNC: used when a synchronize on the resource fails.
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* @GST_RESOURCE_ERROR_SETTINGS: used when settings can't be manipulated on
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* @GST_RESOURCE_ERROR_NUM_ERRORS: the number of library error types.
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*
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* Resource errors are for any resource used by an element:
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* memory, files, network connections, process space, ...
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* They're typically used by source and sink elements.
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*/
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typedef enum
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{
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GST_RESOURCE_ERROR_FAILED = 1,
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GST_RESOURCE_ERROR_TOO_LAZY,
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GST_RESOURCE_ERROR_NOT_FOUND,
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GST_RESOURCE_ERROR_BUSY,
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GST_RESOURCE_ERROR_OPEN_READ,
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GST_RESOURCE_ERROR_OPEN_WRITE,
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GST_RESOURCE_ERROR_OPEN_READ_WRITE,
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GST_RESOURCE_ERROR_CLOSE,
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GST_RESOURCE_ERROR_READ,
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GST_RESOURCE_ERROR_WRITE,
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GST_RESOURCE_ERROR_SEEK,
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GST_RESOURCE_ERROR_SYNC,
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GST_RESOURCE_ERROR_SETTINGS,
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GST_RESOURCE_ERROR_NUM_ERRORS
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} GstResourceError;
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/**
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* GstStreamError:
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* @GST_STREAM_ERROR_FAILED: a general error which doesn't fit in any other
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* category. Make sure you add a custom message to the error call.
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* @GST_STREAM_ERROR_TOO_LAZY: do not use this except as a placeholder for
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* deciding where to go while developing code.
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* @GST_STREAM_ERROR_NOT_IMPLEMENTED: use this when you do not want to implement
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* this functionality yet.
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* @GST_STREAM_ERROR_TYPE_NOT_FOUND: used when the element doesn't know the
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* stream's type.
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* @GST_STREAM_ERROR_WRONG_TYPE: used when the element doesn't handle this type
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* of stream.
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* @GST_STREAM_ERROR_CODEC_NOT_FOUND: used when there's no codec to handle the
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* stream's type.
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* @GST_STREAM_ERROR_DECODE: used when decoding fails.
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* @GST_STREAM_ERROR_ENCODE: used when encoding fails.
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* @GST_STREAM_ERROR_DEMUX: used when demuxing fails.
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* @GST_STREAM_ERROR_MUX: used when muxing fails.
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* @GST_STREAM_ERROR_FORMAT: used when the stream is of the wrong format
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* (for example, wrong caps).
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* @GST_STREAM_ERROR_STOPPED: Streaming stopped.
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* @GST_STREAM_ERROR_NUM_ERRORS: the number of library error types.
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*
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* Stream errors are for anything related to the stream being processed:
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* format errors, media type errors, ...
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* They're typically used by decoders, demuxers, converters, ...
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*/
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typedef enum
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{
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GST_STREAM_ERROR_FAILED = 1,
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GST_STREAM_ERROR_TOO_LAZY,
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GST_STREAM_ERROR_NOT_IMPLEMENTED,
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GST_STREAM_ERROR_TYPE_NOT_FOUND,
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GST_STREAM_ERROR_WRONG_TYPE,
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GST_STREAM_ERROR_CODEC_NOT_FOUND,
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GST_STREAM_ERROR_DECODE,
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GST_STREAM_ERROR_ENCODE,
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GST_STREAM_ERROR_DEMUX,
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GST_STREAM_ERROR_MUX,
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GST_STREAM_ERROR_FORMAT,
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GST_STREAM_ERROR_STOPPED,
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GST_STREAM_ERROR_NUM_ERRORS
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} GstStreamError;
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#define GST_TYPE_G_ERROR (gst_g_error_get_type ())
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/**
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* GST_LIBRARY_ERROR:
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*
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* Error domain for library loading. Errors in this domain will
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* be from the #GstLibraryError enumeration.
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* See #GError for information on error domains.
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*/
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#define GST_LIBRARY_ERROR gst_library_error_quark ()
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/**
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* GST_RESOURCE_ERROR:
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*
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* Error domain for resource handling. Errors in this domain will
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* be from the #GstResourceError enumeration.
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* See #GError for information on error domains.
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*/
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#define GST_RESOURCE_ERROR gst_resource_error_quark ()
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/**
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* GST_CORE_ERROR:
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*
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* Error domain for core system. Errors in this domain will
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* be from the #GstCoreError enumeration.
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* See #GError for information on error domains.
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*/
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#define GST_CORE_ERROR gst_core_error_quark ()
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/**
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* GST_STREAM_ERROR:
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*
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* Error domain for media stream processing. Errors in this domain will
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* be from the #GstStreamError enumeration.
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* See #GError for information on error domains.
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*/
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#define GST_STREAM_ERROR gst_stream_error_quark ()
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/**
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* GST_ERROR_SYSTEM:
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*
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* Generates an human readable error message out of an errno number.
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*/
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#define GST_ERROR_SYSTEM ("system error: %s", g_strerror (errno))
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GType gst_g_error_get_type (void);
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gchar *gst_error_get_message (GQuark domain, gint code);
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GQuark gst_stream_error_quark (void);
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GQuark gst_core_error_quark (void);
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GQuark gst_resource_error_quark (void);
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GQuark gst_library_error_quark (void);
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G_END_DECLS
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#endif /* __GST_ERROR_H__ */
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