160 lines
4 KiB
C
160 lines
4 KiB
C
/* $Id$ */
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/*
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* Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __PJMEDIA_VIDEODEV_VIDEODEV_ERRNO_H__
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#define __PJMEDIA_VIDEODEV_VIDEODEV_ERRNO_H__
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/**
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* @file errno.h Error Codes
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* @brief Videodev specific error codes.
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*/
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#include <pjmedia-videodev/config.h>
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#include <pj/errno.h>
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/**
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* @defgroup error_codes Error Codes
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* @ingroup video_device_api
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* @brief Video device library specific error codes.
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* @{
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*/
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PJ_BEGIN_DECL
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/**
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* Start of error code relative to PJ_ERRNO_START_USER.
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* This value is 520000.
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*/
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#define PJMEDIA_VIDEODEV_ERRNO_START \
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(PJ_ERRNO_START_USER + PJ_ERRNO_SPACE_SIZE*7)
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#define PJMEDIA_VIDEODEV_ERRNO_END \
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(PJMEDIA_VIDEODEV_ERRNO_START + PJ_ERRNO_SPACE_SIZE - 1)
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/************************************************************
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* Video Device API error codes
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***********************************************************/
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/**
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* @hideinitializer
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* General/unknown error.
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*/
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#define PJMEDIA_EVID_ERR (PJMEDIA_VIDEODEV_ERRNO_START+1) /* 520001 */
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/**
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* @hideinitializer
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* Unknown error from video driver
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*/
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#define PJMEDIA_EVID_SYSERR (PJMEDIA_VIDEODEV_ERRNO_START+2) /* 520002 */
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/**
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* @hideinitializer
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* Video subsystem not initialized
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*/
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#define PJMEDIA_EVID_INIT (PJMEDIA_VIDEODEV_ERRNO_START+3) /* 520003 */
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/**
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* @hideinitializer
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* Invalid video device
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*/
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#define PJMEDIA_EVID_INVDEV (PJMEDIA_VIDEODEV_ERRNO_START+4) /* 520004 */
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/**
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* @hideinitializer
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* Found no devices
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*/
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#define PJMEDIA_EVID_NODEV (PJMEDIA_VIDEODEV_ERRNO_START+5) /* 520005 */
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/**
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* @hideinitializer
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* Unable to find default device
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*/
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#define PJMEDIA_EVID_NODEFDEV (PJMEDIA_VIDEODEV_ERRNO_START+6) /* 520006 */
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/**
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* @hideinitializer
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* Device not ready
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*/
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#define PJMEDIA_EVID_NOTREADY (PJMEDIA_VIDEODEV_ERRNO_START+7) /* 520007 */
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/**
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* @hideinitializer
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* The video capability is invalid or not supported
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*/
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#define PJMEDIA_EVID_INVCAP (PJMEDIA_VIDEODEV_ERRNO_START+8) /* 520008 */
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/**
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* @hideinitializer
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* The operation is invalid or not supported
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*/
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#define PJMEDIA_EVID_INVOP (PJMEDIA_VIDEODEV_ERRNO_START+9) /* 520009 */
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/**
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* @hideinitializer
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* Bad or invalid video device format
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*/
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#define PJMEDIA_EVID_BADFORMAT (PJMEDIA_VIDEODEV_ERRNO_START+10) /* 520010 */
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/**
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* @hideinitializer
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* Invalid video device sample format
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*/
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#define PJMEDIA_EVID_SAMPFORMAT (PJMEDIA_VIDEODEV_ERRNO_START+11) /* 520011 */
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/**
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* @hideinitializer
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* Bad latency setting
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*/
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#define PJMEDIA_EVID_BADLATENCY (PJMEDIA_VIDEODEV_ERRNO_START+12) /* 520012 */
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/**
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* @hideinitializer
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* Bad/unsupported video size
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*/
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#define PJMEDIA_EVID_BADSIZE (PJMEDIA_VIDEODEV_ERRNO_START+13) /* 520013 */
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/**
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* Get error message for the specified error code. Note that this
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* function is only able to decode PJMEDIA Videodev specific error code.
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* Application should use pj_strerror(), which should be able to
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* decode all error codes belonging to all subsystems (e.g. pjlib,
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* pjmedia, pjsip, etc).
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*
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* @param status The error code.
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* @param buffer The buffer where to put the error message.
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* @param bufsize Size of the buffer.
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*
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* @return The error message as NULL terminated string,
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* wrapped with pj_str_t.
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*/
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PJ_DECL(pj_str_t) pjmedia_videodev_strerror(pj_status_t status, char *buffer,
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pj_size_t bufsize);
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PJ_END_DECL
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/**
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* @}
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*/
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#endif /* __PJMEDIA_VIDEODEV_VIDEODEV_ERRNO_H__ */
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