X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fcontrol%2Fvideo.c;h=4ba2d3d0325f802d7f946cc441d8118e0c733056;hb=88fc2c2874b49d4a3619049480e15b0c23113287;hp=4c924a3053d8082f0a167e225f5487fff1ecfd21;hpb=54b0c48d2fb735a66dbfdaf9121363cf63346e5d;p=vlc diff --git a/src/control/video.c b/src/control/video.c index 4c924a3053..4ba2d3d032 100644 --- a/src/control/video.c +++ b/src/control/video.c @@ -1,10 +1,14 @@ /***************************************************************************** - * video.c: ibvlc new API video functions + * video.c: libvlc new API video functions ***************************************************************************** * Copyright (C) 2005 the VideoLAN team - * $Id: core.c 14187 2006-02-07 16:37:40Z courmisch $ * - * Authors: Clément Stenac + * $Id$ + * + * Authors: Cl�ent Stenac + * Filippo Carone + * Jean-Paul Saman + * Damien Fouilleul * * 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 @@ -21,50 +25,43 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ -#include -#include +#include "libvlc_internal.h" -#include -#include +#include +#include +#include -static vout_thread_t *GetVout( libvlc_input_t *p_input, +/* + * Remember to release the returned vout_thread_t since it is locked at + * the end of this function. + */ +static vout_thread_t *GetVout( libvlc_media_instance_t *p_mi, libvlc_exception_t *p_exception ) { - input_thread_t *p_input_thread; - vout_thread_t *p_vout; - - if( !p_input ) - { - libvlc_exception_raise( p_exception, "Input is NULL" ); - return NULL; - } - - p_input_thread = (input_thread_t*)vlc_object_get( - p_input->p_instance->p_vlc, - p_input->i_input_id ); - if( !p_input_thread ) - { - libvlc_exception_raise( p_exception, "Input does not exist" ); - return NULL; - } + input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_exception ); + vout_thread_t *p_vout = NULL; - p_vout = vlc_object_find( p_input_thread, VLC_OBJECT_VOUT, FIND_CHILD ); - if( !p_vout ) + if( p_input_thread ) { - libvlc_exception_raise( p_exception, "No active video output" ); - return NULL; + p_vout = vlc_object_find( p_input_thread, VLC_OBJECT_VOUT, FIND_ANYWHERE ); + if( !p_vout ) + { + libvlc_exception_raise( p_exception, "No active video output" ); + } + vlc_object_release( p_input_thread ); } return p_vout; } + /********************************************************************** * Exported functions **********************************************************************/ -void libvlc_set_fullscreen( libvlc_input_t *p_input, int b_fullscreen, +void libvlc_set_fullscreen( libvlc_media_instance_t *p_mi, int b_fullscreen, libvlc_exception_t *p_e ) { /* We only work on the first vout */ - vout_thread_t *p_vout1 = GetVout( p_input, p_e ); + vout_thread_t *p_vout1 = GetVout( p_mi, p_e ); vlc_value_t val; int i_ret; /* GetVout will raise the exception for us */ @@ -80,13 +77,15 @@ void libvlc_set_fullscreen( libvlc_input_t *p_input, int b_fullscreen, if( i_ret ) libvlc_exception_raise( p_e, "Unexpected error while setting fullscreen value" ); + + vlc_object_release( p_vout1 ); } -int libvlc_get_fullscreen( libvlc_input_t *p_input, +int libvlc_get_fullscreen( libvlc_media_instance_t *p_mi, libvlc_exception_t *p_e ) { /* We only work on the first vout */ - vout_thread_t *p_vout1 = GetVout( p_input, p_e ); + vout_thread_t *p_vout1 = GetVout( p_mi, p_e ); vlc_value_t val; int i_ret; /* GetVout will raise the exception for us */ @@ -101,11 +100,11 @@ int libvlc_get_fullscreen( libvlc_input_t *p_input, return val.b_bool == VLC_TRUE ? 1 : 0; } -void libvlc_toggle_fullscreen( libvlc_input_t *p_input, +void libvlc_toggle_fullscreen( libvlc_media_instance_t *p_mi, libvlc_exception_t *p_e ) { /* We only work on the first vout */ - vout_thread_t *p_vout1 = GetVout( p_input, p_e ); + vout_thread_t *p_vout1 = GetVout( p_mi, p_e ); vlc_value_t val; int i_ret; /* GetVout will raise the exception for us */ @@ -122,16 +121,16 @@ void libvlc_toggle_fullscreen( libvlc_input_t *p_input, if( i_ret ) libvlc_exception_raise( p_e, "Unexpected error while setting fullscreen value" ); + + vlc_object_release( p_vout1 ); } void -libvlc_video_take_snapshot( libvlc_input_t *p_input, char *filepath, - libvlc_exception_t *p_e ) +libvlc_video_take_snapshot( libvlc_media_instance_t *p_mi, char *psz_filepath, + unsigned int i_width, unsigned int i_height, libvlc_exception_t *p_e ) { - vout_thread_t *p_vout = GetVout( p_input, p_e ); + vout_thread_t *p_vout = GetVout( p_mi, p_e ); input_thread_t *p_input_thread; - - char path[256]; /* GetVout will raise the exception for us */ if( !p_vout ) @@ -139,22 +138,427 @@ libvlc_video_take_snapshot( libvlc_input_t *p_input, char *filepath, return; } - p_input_thread = (input_thread_t*)vlc_object_get( - p_input->p_instance->p_vlc, - p_input->i_input_id ); + if( !psz_filepath ) + { + libvlc_exception_raise( p_e, "filepath is null" ); + return; + } + + var_SetInteger( p_vout, "snapshot-width", i_width ); + var_SetInteger( p_vout, "snapshot-height", i_height ); + + p_input_thread = (input_thread_t*)vlc_object_get( p_mi->i_input_id ); if( !p_input_thread ) { libvlc_exception_raise( p_e, "Input does not exist" ); - return NULL; + return; } - - snprintf( path, 255, "%s", filepath ); - var_SetString( p_vout, "snapshot-path", path ); + + var_SetString( p_vout, "snapshot-path", psz_filepath ); var_SetString( p_vout, "snapshot-format", "png" ); vout_Control( p_vout, VOUT_SNAPSHOT ); vlc_object_release( p_vout ); + vlc_object_release( p_input_thread ); +} + +int libvlc_video_get_height( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout1 = GetVout( p_mi, p_e ); + if( !p_vout1 ) + return 0; + + vlc_object_release( p_vout1 ); + + return p_vout1->i_window_height; +} + +int libvlc_video_get_width( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout1 = GetVout( p_mi, p_e ); + if( !p_vout1 ) + return 0; + + vlc_object_release( p_vout1 ); + + return p_vout1->i_window_width; +} + +vlc_bool_t libvlc_media_instance_has_vout( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + input_thread_t *p_input_thread = libvlc_get_input_thread(p_mi, p_e); + vlc_bool_t has_vout = VLC_FALSE; + + if( p_input_thread ) + { + vout_thread_t *p_vout; + + p_vout = vlc_object_find( p_input_thread, VLC_OBJECT_VOUT, FIND_CHILD ); + if( p_vout ) + { + has_vout = VLC_TRUE; + vlc_object_release( p_vout ); + } + vlc_object_release( p_input_thread ); + } + return has_vout; +} + +int libvlc_video_reparent( libvlc_media_instance_t *p_mi, libvlc_drawable_t d, + libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + + if( p_vout ) + { + vout_Control( p_vout , VOUT_REPARENT, d); + vlc_object_release( p_vout ); + } + return 0; +} + +void libvlc_video_resize( libvlc_media_instance_t *p_mi, int width, int height, libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + if( p_vout ) + { + vout_Control( p_vout, VOUT_SET_SIZE, width, height ); + vlc_object_release( p_vout ); + } +} + +void libvlc_video_redraw_rectangle( libvlc_media_instance_t *p_mi, + const libvlc_rectangle_t *area, + libvlc_exception_t *p_e ) +{ + if( (NULL != area) + && ((area->bottom - area->top) > 0) + && ((area->right - area->left) > 0) ) + { + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + if( p_vout ) + { + /* tell running vout to redraw area */ + vout_Control( p_vout , VOUT_REDRAW_RECT, + area->top, area->left, area->bottom, area->right ); + vlc_object_release( p_vout ); + } + } +} + +/* global video settings */ + +void libvlc_video_set_parent( libvlc_instance_t *p_instance, libvlc_drawable_t d, + libvlc_exception_t *p_e ) +{ + /* set as default for future vout instances */ + var_SetInteger(p_instance->p_libvlc_int, "drawable", (int)d); + + if( libvlc_playlist_isplaying(p_instance, p_e) ) + { + libvlc_media_instance_t *p_mi = libvlc_playlist_get_media_instance(p_instance, p_e); + if( p_mi ) + { + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + if( p_vout ) + { + /* tell running vout to re-parent */ + vout_Control( p_vout , VOUT_REPARENT, d); + vlc_object_release( p_vout ); + } + libvlc_media_instance_release(p_mi); + } + } +} + +libvlc_drawable_t libvlc_video_get_parent( libvlc_instance_t *p_instance, libvlc_exception_t *p_e ) +{ + VLC_UNUSED(p_e); + + libvlc_drawable_t result; + + result = var_GetInteger( p_instance->p_libvlc_int, "drawable" ); + + return result; +} + + +void libvlc_video_set_size( libvlc_instance_t *p_instance, int width, int height, + libvlc_exception_t *p_e ) +{ + /* set as default for future vout instances */ + config_PutInt(p_instance->p_libvlc_int, "width", width); + config_PutInt(p_instance->p_libvlc_int, "height", height); + + if( libvlc_playlist_isplaying(p_instance, p_e) ) + { + libvlc_media_instance_t *p_mi = libvlc_playlist_get_media_instance(p_instance, p_e); + if( p_mi ) + { + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + if( p_vout ) + { + /* tell running vout to re-size */ + vout_Control( p_vout , VOUT_SET_SIZE, width, height); + vlc_object_release( p_vout ); + } + libvlc_media_instance_release(p_mi); + } + } +} + +void libvlc_video_set_viewport( libvlc_instance_t *p_instance, + const libvlc_rectangle_t *view, const libvlc_rectangle_t *clip, + libvlc_exception_t *p_e ) +{ + if( NULL == view ) + { + libvlc_exception_raise( p_e, "viewport is NULL" ); + } + + /* if clip is NULL, then use view rectangle as clip */ + if( NULL == clip ) + clip = view; + + /* set as default for future vout instances */ + var_SetInteger( p_instance->p_libvlc_int, "drawable-view-top", view->top ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-view-left", view->left ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-view-bottom", view->bottom ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-view-right", view->right ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-top", clip->top ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-left", clip->left ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-bottom", clip->bottom ); + var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-right", clip->right ); + + if( libvlc_playlist_isplaying(p_instance, p_e) ) + { + libvlc_media_instance_t *p_mi = libvlc_playlist_get_media_instance(p_instance, p_e); + if( p_mi ) + { + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + if( p_vout ) + { + /* change viewport for running vout */ + vout_Control( p_vout , VOUT_SET_VIEWPORT, + view->top, view->left, view->bottom, view->right, + clip->top, clip->left, clip->bottom, clip->right ); + vlc_object_release( p_vout ); + } + libvlc_media_instance_release(p_mi); + } + } +} + +char *libvlc_video_get_aspect_ratio( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + char *psz_aspect = 0; + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + + if( !p_vout ) + return 0; + + psz_aspect = var_GetNonEmptyString( p_vout, "aspect-ratio" ); + vlc_object_release( p_vout ); + return psz_aspect ? psz_aspect : strdup(""); +} + +void libvlc_video_set_aspect_ratio( libvlc_media_instance_t *p_mi, + char *psz_aspect, libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + int i_ret = -1; + + if( !p_vout ) + return; + + i_ret = var_SetString( p_vout, "aspect-ratio", psz_aspect ); + if( i_ret ) + libvlc_exception_raise( p_e, + "Unexpected error while setting aspect-ratio value" ); + + vlc_object_release( p_vout ); +} + +int libvlc_video_get_spu( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e ); + vlc_value_t val_list; + vlc_value_t val; + int i_spu = -1; + int i_ret = -1; + int i; + + if( !p_input_thread ) + return -1; + + i_ret = var_Get( p_input_thread, "spu-es", &val ); + if( i_ret < 0 ) + { + libvlc_exception_raise( p_e, "Getting subtitle information failed" ); + vlc_object_release( p_input_thread ); + return i_ret; + } + + var_Change( p_input_thread, "spu-es", VLC_VAR_GETCHOICES, &val_list, NULL ); + for( i = 0; i < val_list.p_list->i_count; i++ ) + { + vlc_value_t spu_val = val_list.p_list->p_values[i]; + if( val.i_int == spu_val.i_int ) + { + i_spu = i; + break; + } + } + vlc_object_release( p_input_thread ); + return i_spu; +} + +void libvlc_video_set_spu( libvlc_media_instance_t *p_mi, int i_spu, + libvlc_exception_t *p_e ) +{ + input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e ); + vlc_value_t val_list; + int i_ret = -1; + int i; + + if( !p_input_thread ) + return; + + var_Change( p_input_thread, "spu-es", VLC_VAR_GETCHOICES, &val_list, NULL ); + for( i = 0; i < val_list.p_list->i_count; i++ ) + { + vlc_value_t val = val_list.p_list->p_values[i]; + if( i_spu == i ) + { + vlc_value_t new_val; + + new_val.i_int = val.i_int; + i_ret = var_Set( p_input_thread, "spu-es", new_val ); + if( i_ret < 0 ) + { + libvlc_exception_raise( p_e, "Setting subtitle value failed" ); + } + vlc_object_release( p_input_thread ); + return; + } + } + libvlc_exception_raise( p_e, "Subtitle value out of range" ); + vlc_object_release( p_input_thread ); +} + +char *libvlc_video_get_crop_geometry( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + char *psz_geometry = 0; + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + + if( !p_vout ) + return 0; + + psz_geometry = var_GetNonEmptyString( p_vout, "crop" ); + vlc_object_release( p_vout ); + return psz_geometry ? psz_geometry : strdup(""); +} + +void libvlc_video_set_crop_geometry( libvlc_media_instance_t *p_mi, + char *psz_geometry, libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + int i_ret = -1; + + if( !p_vout ) + return; + + i_ret = var_SetString( p_vout, "crop", psz_geometry ); + if( i_ret ) + libvlc_exception_raise( p_e, + "Unexpected error while setting crop geometry" ); + + vlc_object_release( p_vout ); +} + +int libvlc_video_get_teletext( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + vlc_object_t *p_vbi; + int i_ret = -1; + + if( !p_vout ) + return i_ret; + + p_vbi = (vlc_object_t *) vlc_object_find_name( p_vout, "zvbi", + FIND_ANYWHERE ); + if( p_vbi ) + { + i_ret = var_GetInteger( p_vbi, "vbi-page" ); + vlc_object_release( p_vbi ); + } + + vlc_object_release( p_vout ); + return i_ret; +} + +void libvlc_video_set_teletext( libvlc_media_instance_t *p_mi, int i_page, + libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + vlc_object_t *p_vbi; + int i_ret = -1; + + if( !p_vout ) + return; + + p_vbi = (vlc_object_t *) vlc_object_find_name( p_vout, "zvbi", + FIND_ANYWHERE ); + if( p_vbi ) + { + i_ret = var_SetInteger( p_vbi, "vbi-page", i_page ); + vlc_object_release( p_vbi ); + } + if( i_ret ) + libvlc_exception_raise( p_e, + "Unexpected error while setting teletext page" ); + vlc_object_release( p_vout ); +} + +void libvlc_toggle_teletext( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + /* We only work on the first vout */ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + vlc_value_t val; int i_ret; + + /* GetVout will raise the exception for us */ + if( !p_vout ) + return; + + i_ret = var_Get( p_vout, "vbi-opaque", &val ); + if( i_ret ) + libvlc_exception_raise( p_e, + "Unexpected error while looking up teletext value" ); + + val.b_bool = !val.b_bool; + i_ret = var_Set( p_vout, "vbi-opaque", val ); + if( i_ret ) + libvlc_exception_raise( p_e, + "Unexpected error while setting teletext value" ); + + vlc_object_release( p_vout ); +} + +int libvlc_video_destroy( libvlc_media_instance_t *p_mi, + libvlc_exception_t *p_e ) +{ + vout_thread_t *p_vout = GetVout( p_mi, p_e ); + vlc_object_detach( p_vout ); + vlc_object_release( p_vout ); + vout_Destroy( p_vout ); - return; - + return 0; }