mediacontrol.h
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:11k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * mediacontrol.h: global header for mediacontrol
- *****************************************************************************
- * Copyright (C) 2005-2008 the VideoLAN team
- * $Id: 7f044554b5d3b83dd51f79b59622297bf8b38abf $
- *
- * Authors: Olivier Aubert <olivier.aubert@liris.univ-lyon1.fr>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- /**
- * file
- * This file defines libvlc mediacontrol_* external API
- */
- /**
- * defgroup mediacontrol MediaControl
- * This is the MediaControl API, * intended to provide a generic API to movie players.
- *
- * @{
- */
- #ifndef VLC_CONTROL_H
- #define VLC_CONTROL_H 1
- # ifdef __cplusplus
- extern "C" {
- # endif
- #if defined( WIN32 )
- #include <windows.h>
- typedef HWND WINDOWHANDLE;
- #else
- typedef int WINDOWHANDLE;
- #endif
- #include <vlc/libvlc.h>
- #include <vlc/mediacontrol_structures.h>
- /**
- * mediacontrol_Instance is an opaque structure, defined in
- * mediacontrol_internal.h. API users do not have to mess with it.
- */
- typedef struct mediacontrol_Instance mediacontrol_Instance;
- /**************************************************************************
- * Helper functions
- ***************************************************************************/
- /**
- * Free a RGBPicture structure.
- * param pic: the RGBPicture structure
- */
- VLC_PUBLIC_API void mediacontrol_RGBPicture__free( mediacontrol_RGBPicture *pic );
- VLC_PUBLIC_API void mediacontrol_PlaylistSeq__free( mediacontrol_PlaylistSeq *ps );
- /**
- * Free a StreamInformation structure.
- * param pic: the StreamInformation structure
- */
- VLC_PUBLIC_API void
- mediacontrol_StreamInformation__free( mediacontrol_StreamInformation* p_si );
- /**
- * Instanciate and initialize an exception structure.
- * return the exception
- */
- VLC_PUBLIC_API mediacontrol_Exception *
- mediacontrol_exception_create( void );
- /**
- * Initialize an existing exception structure.
- * param p_exception the exception to initialize.
- */
- VLC_PUBLIC_API void
- mediacontrol_exception_init( mediacontrol_Exception *exception );
- /**
- * Clean up an existing exception structure after use.
- * param p_exception the exception to clean up.
- */
- VLC_PUBLIC_API void
- mediacontrol_exception_cleanup( mediacontrol_Exception *exception );
- /**
- * Free an exception structure created with mediacontrol_exception_create().
- * return the exception
- */
- VLC_PUBLIC_API void mediacontrol_exception_free(mediacontrol_Exception *exception);
- /*****************************************************************************
- * Core functions
- *****************************************************************************/
- /**
- * Create a MediaControl instance with parameters
- * param argc the number of arguments
- * param argv parameters
- * param exception an initialized exception pointer
- * return a mediacontrol_Instance
- */
- VLC_PUBLIC_API mediacontrol_Instance *
- mediacontrol_new( int argc, char **argv, mediacontrol_Exception *exception );
- /**
- * Create a MediaControl instance from an existing libvlc instance
- * param p_instance the libvlc instance
- * param exception an initialized exception pointer
- * return a mediacontrol_Instance
- */
- VLC_PUBLIC_API mediacontrol_Instance *
- mediacontrol_new_from_instance( libvlc_instance_t* p_instance,
- mediacontrol_Exception *exception );
- /**
- * Get the associated libvlc instance
- * param self: the mediacontrol instance
- * return a libvlc instance
- */
- VLC_PUBLIC_API libvlc_instance_t*
- mediacontrol_get_libvlc_instance( mediacontrol_Instance* self );
- /**
- * Get the associated libvlc_media_player
- * param self: the mediacontrol instance
- * return a libvlc_media_player_t instance
- */
- VLC_PUBLIC_API libvlc_media_player_t*
- mediacontrol_get_media_player( mediacontrol_Instance* self );
- /**
- * Get the current position
- * param self the mediacontrol instance
- * param an_origin the position origin
- * param a_key the position unit
- * param exception an initialized exception pointer
- * return a mediacontrol_Position
- */
- VLC_PUBLIC_API mediacontrol_Position * mediacontrol_get_media_position(
- mediacontrol_Instance *self,
- const mediacontrol_PositionOrigin an_origin,
- const mediacontrol_PositionKey a_key,
- mediacontrol_Exception *exception );
- /**
- * Set the position
- * param self the mediacontrol instance
- * param a_position a mediacontrol_Position
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_set_media_position( mediacontrol_Instance *self,
- const mediacontrol_Position *a_position,
- mediacontrol_Exception *exception );
- /**
- * Play the movie at a given position
- * param self the mediacontrol instance
- * param a_position a mediacontrol_Position
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_start( mediacontrol_Instance *self,
- const mediacontrol_Position *a_position,
- mediacontrol_Exception *exception );
- /**
- * Pause the movie at a given position
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_pause( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /**
- * Resume the movie at a given position
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_resume( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /**
- * Stop the movie at a given position
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_stop( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /**
- * Exit the player
- * param self the mediacontrol instance
- */
- VLC_PUBLIC_API void mediacontrol_exit( mediacontrol_Instance *self );
- /**
- * Set the MRL to be played.
- * param self the mediacontrol instance
- * param psz_file the MRL
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_set_mrl( mediacontrol_Instance *self,
- const char* psz_file,
- mediacontrol_Exception *exception );
- /**
- * Get the MRL to be played.
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API char * mediacontrol_get_mrl( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /*****************************************************************************
- * A/V functions
- *****************************************************************************/
- /**
- * Get a snapshot
- * param self the mediacontrol instance
- * param a_position the desired position (ignored for now)
- * param exception an initialized exception pointer
- * return a RGBpicture
- */
- VLC_PUBLIC_API mediacontrol_RGBPicture *
- mediacontrol_snapshot( mediacontrol_Instance *self,
- const mediacontrol_Position *a_position,
- mediacontrol_Exception *exception );
- /**
- * Displays the message string, between "begin" and "end" positions.
- * param self the mediacontrol instance
- * param message the message to display
- * param begin the begin position
- * param end the end position
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_display_text( mediacontrol_Instance *self,
- const char *message,
- const mediacontrol_Position *begin,
- const mediacontrol_Position *end,
- mediacontrol_Exception *exception );
- /**
- * Get information about a stream
- * param self the mediacontrol instance
- * param a_key the time unit
- * param exception an initialized exception pointer
- * return a mediacontrol_StreamInformation
- */
- VLC_PUBLIC_API mediacontrol_StreamInformation *
- mediacontrol_get_stream_information( mediacontrol_Instance *self,
- mediacontrol_PositionKey a_key,
- mediacontrol_Exception *exception );
- /**
- * Get the current audio level, normalized in [0..100]
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- * return the volume
- */
- VLC_PUBLIC_API unsigned short
- mediacontrol_sound_get_volume( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /**
- * Set the audio level
- * param self the mediacontrol instance
- * param volume the volume (normalized in [0..100])
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_sound_set_volume( mediacontrol_Instance *self,
- const unsigned short volume,
- mediacontrol_Exception *exception );
- /**
- * Set the video output window
- * param self the mediacontrol instance
- * param visual_id the Xid or HWND, depending on the platform
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API int mediacontrol_set_visual( mediacontrol_Instance *self,
- WINDOWHANDLE visual_id,
- mediacontrol_Exception *exception );
- /**
- * Get the current playing rate, in percent
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- * return the rate
- */
- VLC_PUBLIC_API int mediacontrol_get_rate( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /**
- * Set the playing rate, in percent
- * param self the mediacontrol instance
- * param rate the desired rate
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_set_rate( mediacontrol_Instance *self,
- const int rate,
- mediacontrol_Exception *exception );
- /**
- * Get current fullscreen status
- * param self the mediacontrol instance
- * param exception an initialized exception pointer
- * return the fullscreen status
- */
- VLC_PUBLIC_API int mediacontrol_get_fullscreen( mediacontrol_Instance *self,
- mediacontrol_Exception *exception );
- /**
- * Set fullscreen status
- * param self the mediacontrol instance
- * param b_fullscreen the desired status
- * param exception an initialized exception pointer
- */
- VLC_PUBLIC_API void mediacontrol_set_fullscreen( mediacontrol_Instance *self,
- const int b_fullscreen,
- mediacontrol_Exception *exception );
- # ifdef __cplusplus
- }
- # endif
- #endif
- /** @} */