author | Pat Downey <patd@symbian.org> |
Wed, 01 Sep 2010 12:16:41 +0100 | |
branch | RCL_3 |
changeset 8 | 7e817e7e631c |
parent 7 | 567bb019e3e3 |
permissions | -rw-r--r-- |
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/* 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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|
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#ifndef __GST_ERROR_H__ |
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#define __GST_ERROR_H__ |
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|
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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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|
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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_MISSING_PLUGIN: used if a plugin is missing. |
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* @GST_CORE_ERROR_CLOCK: used for clock related errors. |
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* @GST_CORE_ERROR_DISABLED: used if functionality has been disabled at |
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* compile time (Since: 0.10.13). |
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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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*/ |
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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_MISSING_PLUGIN, |
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GST_CORE_ERROR_CLOCK, |
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GST_CORE_ERROR_DISABLED, |
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GST_CORE_ERROR_NUM_ERRORS |
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} GstCoreError; |
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|
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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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/** |
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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_NO_SPACE_LEFT: used when the resource has no space left. |
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* @GST_RESOURCE_ERROR_NUM_ERRORS: the number of resource 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_NO_SPACE_LEFT, |
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GST_RESOURCE_ERROR_NUM_ERRORS |
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} GstResourceError; |
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151 |
|
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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_NUM_ERRORS: the number of stream 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_NUM_ERRORS |
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} GstStreamError; |
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193 |
|
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#define GST_TYPE_G_ERROR (gst_g_error_get_type ()) |
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|
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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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/** |
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* GST_ERROR_SYSTEM: |
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* |
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* Builds a string using errno describing the previously failed system |
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* call. To be used as the debug argument in #GST_ELEMENT_ERROR. |
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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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#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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|
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gchar *gst_error_get_message (GQuark domain, gint code); |
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#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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|
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GQuark gst_stream_error_quark (void); |
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#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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|
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GQuark gst_core_error_quark (void); |
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#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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|
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GQuark gst_resource_error_quark (void); |
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#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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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__ */ |