X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fvideo_filter%2Ferase.c;h=21074f8646067cd426541be2144afe0f17756976;hb=aa125a246b82b8fc73eb6ead0af744af21693904;hp=a01423014e63d392366532cc4387644a9172120f;hpb=05492281965ed211badf7e1f4c2220be720d3356;p=vlc diff --git a/modules/video_filter/erase.c b/modules/video_filter/erase.c index a01423014e..21074f8646 100644 --- a/modules/video_filter/erase.c +++ b/modules/video_filter/erase.c @@ -1,24 +1,24 @@ /***************************************************************************** * erase.c : logo erase video filter ***************************************************************************** - * Copyright (C) 2007 the VideoLAN team + * Copyright (C) 2007 VLC authors and VideoLAN * $Id$ * * Authors: Antoine Cellerier * - * 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 + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation; either version 2.1 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. + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser 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. + * You should have received a copy of the GNU Lesser 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. *****************************************************************************/ /***************************************************************************** @@ -32,10 +32,10 @@ #include #include #include -#include -#include "vlc_image.h" +#include -#include "vlc_filter.h" +#include +#include #include "filter_picture.h" /***************************************************************************** @@ -60,19 +60,22 @@ static int EraseCallback( vlc_object_t *, char const *, #define POSY_TEXT N_("Y coordinate") #define POSY_LONGTEXT N_("Y coordinate of the mask.") +#define ERASE_HELP N_("Remove zones of the video using a picture as mask") + #define CFG_PREFIX "erase-" vlc_module_begin () set_description( N_("Erase video filter") ) set_shortname( N_( "Erase" )) set_capability( "video filter2", 0 ) + set_help(ERASE_HELP) set_category( CAT_VIDEO ) set_subcategory( SUBCAT_VIDEO_VFILTER ) - add_file( CFG_PREFIX "mask", NULL, NULL, - MASK_TEXT, MASK_LONGTEXT, false ); - add_integer( CFG_PREFIX "x", 0, NULL, POSX_TEXT, POSX_LONGTEXT, false ) - add_integer( CFG_PREFIX "y", 0, NULL, POSY_TEXT, POSY_LONGTEXT, false ) + add_loadfile( CFG_PREFIX "mask", NULL, + MASK_TEXT, MASK_LONGTEXT, false ) + add_integer( CFG_PREFIX "x", 0, POSX_TEXT, POSX_LONGTEXT, false ) + add_integer( CFG_PREFIX "y", 0, POSY_TEXT, POSY_LONGTEXT, false ) add_shortcut( "erase" ) set_callbacks( Create, Destroy ) @@ -100,10 +103,12 @@ static void LoadMask( filter_t *p_filter, const char *psz_filename ) picture_t *p_old_mask = p_filter->p_sys->p_mask; memset( &fmt_in, 0, sizeof( video_format_t ) ); memset( &fmt_out, 0, sizeof( video_format_t ) ); - fmt_out.i_chroma = VLC_FOURCC('Y','U','V','A'); + fmt_out.i_chroma = VLC_CODEC_YUVA; p_image = image_HandlerCreate( p_filter ); + char *psz_url = vlc_path2uri( psz_filename, NULL ); p_filter->p_sys->p_mask = - image_ReadUrl( p_image, psz_filename, &fmt_in, &fmt_out ); + image_ReadUrl( p_image, psz_url, &fmt_in, &fmt_out ); + free( psz_url ); if( p_filter->p_sys->p_mask ) { if( p_old_mask ) @@ -114,6 +119,9 @@ static void LoadMask( filter_t *p_filter, const char *psz_filename ) p_filter->p_sys->p_mask = p_old_mask; msg_Err( p_filter, "Error while loading new mask. Keeping old mask." ); } + else + msg_Err( p_filter, "Error while loading new mask. No mask available." ); + image_HandlerDelete( p_image ); } @@ -128,17 +136,16 @@ static int Create( vlc_object_t *p_this ) switch( p_filter->fmt_in.video.i_chroma ) { - case VLC_FOURCC('I','4','2','0'): - case VLC_FOURCC('I','Y','U','V'): - case VLC_FOURCC('J','4','2','0'): - case VLC_FOURCC('Y','V','1','2'): + case VLC_CODEC_I420: + case VLC_CODEC_J420: + case VLC_CODEC_YV12: - case VLC_FOURCC('I','4','2','2'): - case VLC_FOURCC('J','4','2','2'): + case VLC_CODEC_I422: + case VLC_CODEC_J422: break; default: - msg_Err( p_filter, "Unsupported input chroma (%4s)", + msg_Err( p_filter, "Unsupported input chroma (%4.4s)", (char*)&(p_filter->fmt_in.video.i_chroma) ); return VLC_EGENERIC; } @@ -160,21 +167,22 @@ static int Create( vlc_object_t *p_this ) if( !psz_filename ) { msg_Err( p_filter, "Missing 'mask' option value." ); + free( p_sys ); return VLC_EGENERIC; } p_sys->p_mask = NULL; LoadMask( p_filter, psz_filename ); free( psz_filename ); + p_sys->i_x = var_CreateGetIntegerCommand( p_filter, CFG_PREFIX "x" ); p_sys->i_y = var_CreateGetIntegerCommand( p_filter, CFG_PREFIX "y" ); + vlc_mutex_init( &p_sys->lock ); var_AddCallback( p_filter, CFG_PREFIX "x", EraseCallback, p_sys ); var_AddCallback( p_filter, CFG_PREFIX "y", EraseCallback, p_sys ); var_AddCallback( p_filter, CFG_PREFIX "mask", EraseCallback, p_sys ); - vlc_mutex_init( &p_sys->lock ); - return VLC_SUCCESS; } @@ -188,6 +196,9 @@ static void Destroy( vlc_object_t *p_this ) if( p_sys->p_mask ) picture_Release( p_sys->p_mask ); + var_DelCallback( p_filter, CFG_PREFIX "x", EraseCallback, p_sys ); + var_DelCallback( p_filter, CFG_PREFIX "y", EraseCallback, p_sys ); + var_DelCallback( p_filter, CFG_PREFIX "mask", EraseCallback, p_sys ); vlc_mutex_destroy( &p_sys->lock ); free( p_filter->p_sys ); @@ -199,6 +210,7 @@ static void Destroy( vlc_object_t *p_this ) static picture_t *Filter( filter_t *p_filter, picture_t *p_pic ) { picture_t *p_outpic; + filter_sys_t *p_sys = p_filter->p_sys; if( !p_pic ) return NULL; @@ -209,8 +221,13 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_pic ) return NULL; } - /* Here */ - FilterErase( p_filter, p_pic, p_outpic ); + /* If the mask is empty: just copy the image */ + vlc_mutex_lock( &p_sys->lock ); + if( p_sys->p_mask ) + FilterErase( p_filter, p_pic, p_outpic ); + else + picture_CopyPixels( p_outpic, p_pic ); + vlc_mutex_unlock( &p_sys->lock ); return CopyInfoAndRelease( p_outpic, p_pic ); } @@ -223,33 +240,27 @@ static void FilterErase( filter_t *p_filter, picture_t *p_inpic, { filter_sys_t *p_sys = p_filter->p_sys; - int i_plane; - const int i_mask_pitch = p_sys->p_mask->A_PITCH; const int i_mask_visible_pitch = p_sys->p_mask->p[A_PLANE].i_visible_pitch; const int i_mask_visible_lines = p_sys->p_mask->p[A_PLANE].i_visible_lines; - for( i_plane = 0; i_plane < p_inpic->i_planes; i_plane++ ) + for( int i_plane = 0; i_plane < p_inpic->i_planes; i_plane++ ) { - const int i_pitch = p_inpic->p[i_plane].i_pitch; + const int i_pitch = p_outpic->p[i_plane].i_pitch; const int i_2pitch = i_pitch<<1; const int i_visible_pitch = p_inpic->p[i_plane].i_visible_pitch; - const int i_lines = p_inpic->p[i_plane].i_lines; const int i_visible_lines = p_inpic->p[i_plane].i_visible_lines; - uint8_t *p_inpix = p_inpic->p[i_plane].p_pixels; - uint8_t *p_outpix = p_outpic->p[i_plane].p_pixels; uint8_t *p_mask = p_sys->p_mask->A_PIXELS; + int i_x = p_sys->i_x, i_y = p_sys->i_y; - int i_x = p_sys->i_x, - i_y = p_sys->i_y; int x, y; int i_height = i_mask_visible_lines; int i_width = i_mask_visible_pitch; const bool b_line_factor = ( i_plane /* U_PLANE or V_PLANE */ && - !( p_inpic->format.i_chroma == VLC_FOURCC('I','4','2','2') - || p_inpic->format.i_chroma == VLC_FOURCC('J','4','2','2') ) ); + !( p_inpic->format.i_chroma == VLC_CODEC_I422 + || p_inpic->format.i_chroma == VLC_CODEC_J422 ) ); if( i_plane ) /* U_PLANE or V_PLANE */ { @@ -265,10 +276,10 @@ static void FilterErase( filter_t *p_filter, picture_t *p_inpic, i_width = __MIN( i_visible_pitch - i_x, i_width ); /* Copy original pixel buffer */ - vlc_memcpy( p_outpix, p_inpix, i_pitch * i_lines ); + plane_CopyPixels( &p_outpic->p[i_plane], &p_inpic->p[i_plane] ); /* Horizontal linear interpolation of masked areas */ - p_outpix = p_outpic->p[i_plane].p_pixels + i_y*i_pitch + i_x; + uint8_t *p_outpix = p_outpic->p[i_plane].p_pixels + i_y*i_pitch + i_x; for( y = 0; y < i_height; y++, p_mask += i_mask_pitch, p_outpix += i_pitch ) {