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vlc-2-2
Commit f0f769af authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
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crop: remove filter / dead code 

This was disabled by a2deb59a and does
not even compile anymore.
parent b6203ed6
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modules/video_filter/Modules.am
View file @ f0f769af
......@@ -5,7 +5,6 @@ SOURCES_mirror = mirror.c
SOURCES_adjust = adjust.c adjust_sat_hue.c adjust_sat_hue.h
SOURCES_wall = wall.c
SOURCES_clone = clone.c
SOURCES_crop = crop.c
SOURCES_motionblur = motionblur.c
SOURCES_logo = logo.c
SOURCES_audiobargraph_v = audiobargraph_v.c
......
modules/video_filter/crop.c deleted 100644 → 0
View file @ b6203ed6
/*****************************************************************************
* crop.c : Crop video plugin for vlc
*****************************************************************************
* Copyright (C) 2002, 2003 VLC authors and VideoLAN
* $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
* mod by Cedric Cocquebert <Cedric.Cocquebert@supelec.fr>
* based of DScaler idea (M. Samblanet)
*
* 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 Lesser General Public License for more details.
*
* 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.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_vout.h>
#include <vlc_dialog.h>
#define BEST_AUTOCROP 1
#ifdef BEST_AUTOCROP
#define RATIO_MAX 15000 // 10*4/3 for a 360
#endif
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Create ( vlc_object_t * );
static void Destroy ( vlc_object_t * );
static int Init ( vout_thread_t * );
static void End ( vout_thread_t * );
static int Manage ( vout_thread_t * );
static void Render ( vout_thread_t *, picture_t * );
static void UpdateStats ( vout_thread_t *, picture_t * );
static int MouseEvent( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
#ifdef BEST_AUTOCROP
/*****************************************************************************
* Callback prototypes
*****************************************************************************/
static int FilterCallback ( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
#endif
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define GEOMETRY_TEXT N_("Crop geometry (pixels)")
#define GEOMETRY_LONGTEXT N_("Set the geometry of the zone to crop. This is set as <width> x <height> + <left offset> + <top offset>.")
#define AUTOCROP_TEXT N_("Automatic cropping")
#define AUTOCROP_LONGTEXT N_("Automatically detect black borders and crop them.")
#define CROP_HELP N_("Remove borders of the video and replace them by black borders")
#ifdef BEST_AUTOCROP
#define RATIOMAX_TEXT N_("Ratio max (x 1000)")
#define RATIOMAX_LONGTEXT N_("Maximum image ratio. The crop plugin will never automatically crop to a higher ratio (ie, to a more \"flat\" image). The value is x1000: 1333 means 4/3.")
#define RATIO_TEXT N_("Manual ratio")
#define RATIO_LONGTEXT N_("Force a ratio (0 for automatic). Value is x1000: 1333 means 4/3.")
#define TIME_TEXT N_("Number of images for change")
#define TIME_LONGTEXT N_("The number of consecutive images with the same detected ratio (different from the previously detected ratio) to consider that ratio changed and trigger recrop.")
#define DIFF_TEXT N_("Number of lines for change")
#define DIFF_LONGTEXT N_("The minimum difference in the number of detected black lines to consider that ratio changed and trigger recrop.")
#define NBP_TEXT N_("Number of non black pixels ")
#define NBP_LONGTEXT N_("The maximum of non-black pixels in a line to consider"\
" that the line is black.")
#define SKIP_TEXT N_("Skip percentage (%)")
#define SKIP_LONGTEXT N_("Percentage of the line to consider while checking for black lines. This allows skipping logos in black borders and crop them anyway.")
#define LUM_TEXT N_("Luminance threshold ")
#define LUM_LONGTEXT N_("Maximum luminance to consider a pixel as black (0-255).")
#endif
vlc_module_begin ()
set_description( N_("Crop video filter") )
set_shortname( N_("Crop" ))
set_help(CROP_HELP)
set_category( CAT_VIDEO )
set_subcategory( SUBCAT_VIDEO_VFILTER )
set_capability( "video filter", 0 )
add_string( "crop-geometry", NULL, GEOMETRY_TEXT,
GEOMETRY_LONGTEXT, false )
add_bool( "autocrop", false, AUTOCROP_TEXT,
AUTOCROP_LONGTEXT, false )
#ifdef BEST_AUTOCROP
add_integer_with_range( "autocrop-ratio-max", 2405, 0, RATIO_MAX,
RATIOMAX_TEXT, RATIOMAX_LONGTEXT, true )
add_integer_with_range( "crop-ratio", 0, 0, RATIO_MAX, RATIO_TEXT,
RATIO_LONGTEXT, false )
add_integer( "autocrop-time", 25, TIME_TEXT,
TIME_LONGTEXT, true )
add_integer( "autocrop-diff", 16, DIFF_TEXT,
DIFF_LONGTEXT, true )
add_integer( "autocrop-non-black-pixels", 3,
NBP_TEXT, NBP_LONGTEXT, true )
add_integer_with_range( "autocrop-skip-percent", 17, 0, 100,
SKIP_TEXT, SKIP_LONGTEXT, true )
add_integer_with_range( "autocrop-luminance-threshold", 40, 0, 128,
LUM_TEXT, LUM_LONGTEXT, true )
#endif //BEST_AUTOCROP
add_shortcut( "crop" )
set_callbacks( Create, Destroy )
vlc_module_end ()
/*****************************************************************************
* vout_sys_t: Crop video output method descriptor
*****************************************************************************
* This structure is part of the video output thread descriptor.
* It describes the Crop specific properties of an output thread.
*****************************************************************************/
struct vout_sys_t
{
vlc_mutex_t lock;
vout_thread_t *p_vout;
unsigned int i_x, i_y;
unsigned int i_width, i_height, i_aspect;
bool b_autocrop;
/* Autocrop specific variables */
unsigned int i_lastchange;
bool b_changed;
#ifdef BEST_AUTOCROP
unsigned int i_ratio_max;
unsigned int i_threshold, i_skipPercent, i_nonBlackPixel, i_diff, i_time;
unsigned int i_ratio;
#endif
};
/*****************************************************************************
* Control: control facility for the vout (forwards to child vout)
*****************************************************************************/
static int Control( vout_thread_t *p_vout, int i_query, va_list args )
{
return vout_vaControl( p_vout->p_sys->p_vout, i_query, args );
}
/*****************************************************************************
* Create: allocates Crop video thread output method
*****************************************************************************
* This function allocates and initializes a Crop vout method.
*****************************************************************************/
static int Create( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
/* Allocate structure */
p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
if( p_vout->p_sys == NULL )
return VLC_ENOMEM;
p_vout->pf_init = Init;
p_vout->pf_end = End;
p_vout->pf_manage = Manage;
p_vout->pf_render = Render;
p_vout->pf_display = NULL;
p_vout->pf_control = Control;
return VLC_SUCCESS;
}
/*****************************************************************************
* Init: initialize Crop video thread output method
*****************************************************************************/
static int Init( vout_thread_t *p_vout )
{
char *psz_var;
video_format_t fmt;
I_OUTPUTPICTURES = 0;
memset( &fmt, 0, sizeof(video_format_t) );
p_vout->p_sys->i_lastchange = 0;
p_vout->p_sys->b_changed = false;
/* Initialize the output structure */
p_vout->output.i_chroma = p_vout->render.i_chroma;
p_vout->output.i_width = p_vout->render.i_width;
p_vout->output.i_height = p_vout->render.i_height;
p_vout->output.i_aspect = p_vout->render.i_aspect;
p_vout->fmt_out = p_vout->fmt_in;
/* Shall we use autocrop ? */
p_vout->p_sys->b_autocrop = var_InheritBool( p_vout, "autocrop" );
#ifdef BEST_AUTOCROP
p_vout->p_sys->i_ratio_max =
var_InheritInteger( p_vout, "autocrop-ratio-max" );
p_vout->p_sys->i_threshold =
var_InheritInteger( p_vout, "autocrop-luminance-threshold" );
p_vout->p_sys->i_skipPercent =
var_InheritInteger( p_vout, "autocrop-skip-percent" );
p_vout->p_sys->i_nonBlackPixel =
var_InheritInteger( p_vout, "autocrop-non-black-pixels" );
p_vout->p_sys->i_diff =
var_InheritInteger( p_vout, "autocrop-diff" );
p_vout->p_sys->i_time =
var_InheritInteger( p_vout, "autocrop-time" );
var_SetString( p_vout, "ratio-crop", "0" );
if (p_vout->p_sys->b_autocrop)
p_vout->p_sys->i_ratio = 0;
else
{
p_vout->p_sys->i_ratio = var_InheritInteger( p_vout, "crop-ratio" );
// ratio < width / height => ratio = 0 (unchange ratio)
if (p_vout->p_sys->i_ratio < (p_vout->output.i_width * 1000) / p_vout->output.i_height)
p_vout->p_sys->i_ratio = 0;
}
#endif
/* Get geometry value from the user */
psz_var = var_InheritString( p_vout, "crop-geometry" );
if( psz_var )
{
char *psz_parser, *psz_tmp;
psz_parser = psz_tmp = psz_var;
while( *psz_tmp && *psz_tmp != 'x' ) psz_tmp++;
if( *psz_tmp )
{
psz_tmp[0] = '\0';
p_vout->p_sys->i_width = atoi( psz_parser );
psz_parser = ++psz_tmp;
while( *psz_tmp && *psz_tmp != '+' ) psz_tmp++;
if( *psz_tmp )
{
psz_tmp[0] = '\0';
p_vout->p_sys->i_height = atoi( psz_parser );
psz_parser = ++psz_tmp;
while( *psz_tmp && *psz_tmp != '+' ) psz_tmp++;
if( *psz_tmp )
{
psz_tmp[0] = '\0';
p_vout->p_sys->i_x = atoi( psz_parser );
p_vout->p_sys->i_y = atoi( ++psz_tmp );
}
else
{
p_vout->p_sys->i_x = atoi( psz_parser );
p_vout->p_sys->i_y =
( p_vout->output.i_height - p_vout->p_sys->i_height ) / 2;
}
}
else
{
p_vout->p_sys->i_height = atoi( psz_parser );
p_vout->p_sys->i_x =
( p_vout->output.i_width - p_vout->p_sys->i_width ) / 2;
p_vout->p_sys->i_y =
( p_vout->output.i_height - p_vout->p_sys->i_height ) / 2;
}
}
else
{
p_vout->p_sys->i_width = atoi( psz_parser );
p_vout->p_sys->i_height = p_vout->output.i_height;
p_vout->p_sys->i_x =
( p_vout->output.i_width - p_vout->p_sys->i_width ) / 2;
p_vout->p_sys->i_y =
( p_vout->output.i_height - p_vout->p_sys->i_height ) / 2;
}
/* Check for validity */
if( p_vout->p_sys->i_x + p_vout->p_sys->i_width
> p_vout->output.i_width )
{
p_vout->p_sys->i_x = 0;
if( p_vout->p_sys->i_width > p_vout->output.i_width )
{
p_vout->p_sys->i_width = p_vout->output.i_width;
}
}
if( p_vout->p_sys->i_y + p_vout->p_sys->i_height
> p_vout->output.i_height )
{
p_vout->p_sys->i_y = 0;
if( p_vout->p_sys->i_height > p_vout->output.i_height )
{
p_vout->p_sys->i_height = p_vout->output.i_height;
}
}
free( psz_var );
}
else
#ifdef BEST_AUTOCROP
if (p_vout->p_sys->i_ratio)
{
p_vout->p_sys->i_aspect = p_vout->p_sys->i_ratio * 432;
p_vout->p_sys->i_width = p_vout->fmt_out.i_visible_width;
p_vout->p_sys->i_height = p_vout->output.i_aspect
* p_vout->output.i_height / p_vout->p_sys->i_aspect
* p_vout->p_sys->i_width / p_vout->output.i_width;
p_vout->p_sys->i_height += p_vout->p_sys->i_height % 2;
p_vout->p_sys->i_x = p_vout->fmt_out.i_x_offset;
p_vout->p_sys->i_y = (p_vout->output.i_height - p_vout->p_sys->i_height) / 2;
}
else
#endif
{
p_vout->p_sys->i_width = p_vout->fmt_out.i_visible_width;
p_vout->p_sys->i_height = p_vout->fmt_out.i_visible_height;
p_vout->p_sys->i_x = p_vout->fmt_out.i_x_offset;
p_vout->p_sys->i_y = p_vout->fmt_out.i_y_offset;
}
/* Pheeew. Parsing done. */
msg_Dbg( p_vout, "cropping at %ix%i+%i+%i, %sautocropping",
p_vout->p_sys->i_width, p_vout->p_sys->i_height,
p_vout->p_sys->i_x, p_vout->p_sys->i_y,
p_vout->p_sys->b_autocrop ? "" : "not " );
/* Set current output image properties */
p_vout->p_sys->i_aspect = (int64_t)VOUT_ASPECT_FACTOR *
p_vout->fmt_out.i_sar_num * p_vout->p_sys->i_width /
(p_vout->fmt_out.i_sar_den * p_vout->p_sys->i_height);
#ifdef BEST_AUTOCROP
msg_Info( p_vout, "ratio %d", p_vout->p_sys->i_aspect / 432);
#endif
fmt.i_width = fmt.i_visible_width = p_vout->p_sys->i_width;
fmt.i_height = fmt.i_visible_height = p_vout->p_sys->i_height;
fmt.i_x_offset = fmt.i_y_offset = 0;
fmt.i_chroma = p_vout->render.i_chroma;
fmt.i_sar_num = p_vout->p_sys->i_aspect * fmt.i_height;
fmt.i_sar_den = VOUT_ASPECT_FACTOR * fmt.i_width;
/* Try to open the real video output */
p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
if( p_vout->p_sys->p_vout == NULL )
{
msg_Err( p_vout, "failed to create vout" );
dialog_Fatal( p_vout, _("Cropping failed"), "%s",
_("VLC could not open the video output module.") );
return VLC_EGENERIC;
}
vlc_mutex_init( &p_vout->p_sys->lock );
#ifdef BEST_AUTOCROP
var_AddCallback( p_vout, "ratio-crop", FilterCallback, NULL );
#endif
vout_filter_AllocateDirectBuffers( p_vout, VOUT_MAX_PICTURES );
vout_filter_AddChild( p_vout, p_vout->p_sys->p_vout, MouseEvent );
return VLC_SUCCESS;
}
/*****************************************************************************
* End: terminate Crop video thread output method
*****************************************************************************/
static void End( vout_thread_t *p_vout )
{
vout_sys_t *p_sys = p_vout->p_sys;
if( p_sys->p_vout )
{
vout_filter_DelChild( p_vout, p_sys->p_vout, MouseEvent );
vout_CloseAndRelease( p_sys->p_vout );
}
vout_filter_ReleaseDirectBuffers( p_vout );
var_DelCallback( p_vout, "ratio-crop", FilterCallback, NULL );
vlc_mutex_destroy( &p_sys->lock );
}
/*****************************************************************************
* Destroy: destroy Crop video thread output method
*****************************************************************************
* Terminate an output method created by CropCreateOutputMethod
*****************************************************************************/
static void Destroy( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
free( p_vout->p_sys );
}
/*****************************************************************************
* Manage: handle Crop events
*****************************************************************************
* This function should be called regularly by video output thread. It manages
* console events. It returns a non null value on error.
*****************************************************************************/
static int Manage( vout_thread_t *p_vout )
{
video_format_t fmt;
if( !p_vout->p_sys->b_changed )
{
return VLC_SUCCESS;
}
memset( &fmt, 0, sizeof(video_format_t) );
#ifdef BEST_AUTOCROP
/* XXX: not thread-safe with FilterCallback */
msg_Dbg( p_vout, "cropping at %ix%i+%i+%i, %sautocropping",
p_vout->p_sys->i_width, p_vout->p_sys->i_height,
p_vout->p_sys->i_x, p_vout->p_sys->i_y,
p_vout->p_sys->b_autocrop ? "" : "not " );
msg_Info( p_vout, "ratio %d", p_vout->p_sys->i_aspect / 432);
#endif
if( p_vout->p_sys->p_vout )
{
vout_filter_DelChild( p_vout, p_vout->p_sys->p_vout, MouseEvent );
vout_CloseAndRelease( p_vout->p_sys->p_vout );
}
fmt.i_width = fmt.i_visible_width = p_vout->p_sys->i_width;
fmt.i_height = fmt.i_visible_height = p_vout->p_sys->i_height;
fmt.i_x_offset = fmt.i_y_offset = 0;
fmt.i_chroma = p_vout->render.i_chroma;
fmt.i_sar_num = p_vout->p_sys->i_aspect * fmt.i_height / fmt.i_width;
fmt.i_sar_den = VOUT_ASPECT_FACTOR;
p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
if( p_vout->p_sys->p_vout == NULL )
{
msg_Err( p_vout, "failed to create vout" );
dialog_Fatal( p_vout, _("Cropping failed"), "%s",
_("VLC could not open the video output module.") );
return VLC_EGENERIC;
}
vout_filter_AddChild( p_vout, p_vout->p_sys->p_vout, MouseEvent );
p_vout->p_sys->b_changed = false;
vlc_mutex_lock( &p_vout->p_sys->lock );
p_vout->p_sys->i_lastchange = 0;
vlc_mutex_unlock( &p_vout->p_sys->lock );
return VLC_SUCCESS;
}
/*****************************************************************************
* Render: display previously rendered output
*****************************************************************************
* This function sends the currently rendered image to Crop image, waits
* until it is displayed and switches the two rendering buffers, preparing next
* frame.
*****************************************************************************/
static void Render( vout_thread_t *p_vout, picture_t *p_pic )
{
picture_t *p_outpic = NULL;
int i_plane;
if( p_vout->p_sys->b_changed )
{
return;
}
while( ( p_outpic =
vout_CreatePicture( p_vout->p_sys->p_vout, 0, 0, 0 )
) == NULL )
{
if( !vlc_object_alive (p_vout) || p_vout->b_error )
{
vout_DestroyPicture( p_vout->p_sys->p_vout, p_outpic );
return;
}
msleep( VOUT_OUTMEM_SLEEP );
}
p_outpic->date = p_pic->date;
vout_LinkPicture( p_vout->p_sys->p_vout, p_outpic );
for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
{
uint8_t *p_in, *p_out, *p_out_end;
int i_in_pitch = p_pic->p[i_plane].i_pitch;
const int i_out_pitch = p_outpic->p[i_plane].i_pitch;
const int i_copy_pitch = p_outpic->p[i_plane].i_visible_pitch;
p_in = p_pic->p[i_plane].p_pixels
/* Skip the right amount of lines */
+ i_in_pitch * ( p_pic->p[i_plane].i_visible_lines *
p_vout->p_sys->i_y / p_vout->output.i_height )
/* Skip the right amount of columns */
+ i_in_pitch * p_vout->p_sys->i_x / p_vout->output.i_width;
p_out = p_outpic->p[i_plane].p_pixels;
p_out_end = p_out + i_out_pitch * p_outpic->p[i_plane].i_visible_lines;
while( p_out < p_out_end )
{
memcpy( p_out, p_in, i_copy_pitch );
p_in += i_in_pitch;
p_out += i_out_pitch;
}
}
vout_UnlinkPicture( p_vout->p_sys->p_vout, p_outpic );
vout_DisplayPicture( p_vout->p_sys->p_vout, p_outpic );
/* The source image may still be in the cache ... parse it! */
vlc_mutex_lock( &p_vout->p_sys->lock );
if( p_vout->p_sys->b_autocrop )
UpdateStats( p_vout, p_pic );
vlc_mutex_unlock( &p_vout->p_sys->lock );
}
#ifdef BEST_AUTOCROP
static bool NonBlackLine(uint8_t *p_in, int i_line, int i_pitch,
int i_visible_pitch, int i_lines,
int i_lumThreshold, int i_skipCountPercent,
int i_nonBlackPixel, int i_chroma)
{
const int i_col = i_line * i_pitch / i_lines;
int i_index, i_count = 0;
int i_skipCount = 0;
switch(i_chroma)
{
// planar YUV
case VLC_CODEC_I444:
case VLC_CODEC_I422:
case VLC_CODEC_I420:
case VLC_CODEC_YV12:
case VLC_CODEC_I411:
case VLC_CODEC_I410:
case VLC_CODEC_YUVA:
i_skipCount = (i_pitch * i_skipCountPercent) / 100;
for (i_index = i_col/2 + i_skipCount/2;
i_index <= i_visible_pitch/2 + i_col/2 - i_skipCount/2;
i_index++)
{
i_count += (p_in[i_index] > i_lumThreshold);
if (i_count > i_nonBlackPixel) break;
}
break;
// packed RGB
case VLC_CODEC_RGB8: // packed by 1
i_skipCount = (i_pitch * i_skipCountPercent) / 100;
for (i_index = i_col/2 + i_skipCount/2;
i_index <= i_visible_pitch/2 + i_col/2 - i_skipCount/2;
i_index++)
{
i_count += (p_in[i_index] > i_lumThreshold);
if (i_count > i_nonBlackPixel) break;
}
break;
case VLC_CODEC_RGB15: // packed by 2
case VLC_CODEC_RGB16: // packed by 2
i_skipCount = (i_pitch * i_skipCountPercent) / 100;
for (i_index = i_col/2 + i_skipCount/2 -
(i_col/2 + i_skipCount/2) % 2;
i_index <= i_visible_pitch/2 + i_col/2 - i_skipCount/2;
i_index+=2)
{
i_count += (p_in[i_index] > i_lumThreshold) &&
(p_in[i_index + 1] > i_lumThreshold);
if (i_count > i_nonBlackPixel) break;
}
break;
case VLC_CODEC_RGB24: // packed by 3
i_skipCount = (i_pitch * i_skipCountPercent) / 100;
for (i_index = i_col/2 + i_skipCount/2 - (i_col/2 + i_skipCount/2) % 3; i_index <= i_visible_pitch/2 + i_col/2 - i_skipCount/2; i_index+=3)
{
i_count += (p_in[i_index] > i_lumThreshold) &&
(p_in[i_index + 1] > i_lumThreshold) &&
(p_in[i_index + 2] > i_lumThreshold);
if (i_count > i_nonBlackPixel) break;
}
break;
case VLC_CODEC_RGB32: // packed by 4
i_skipCount = (i_pitch * i_skipCountPercent) / 100;
for (i_index = i_col/2 + i_skipCount/2 - (i_col/2 + i_skipCount/2) % 4; i_index <= i_visible_pitch/2 + i_col/2 - i_skipCount/2; i_index+=4)
{
i_count += (uint32_t)(*(p_in + i_index)) > (uint32_t)i_lumThreshold;
if (i_count > i_nonBlackPixel) break;
}
break;
// packed YUV
case VLC_CODEC_YUYV: // packed by 2
case VLC_CODEC_UYVY: // packed by 2
i_skipCount = (i_pitch * i_skipCountPercent) / 100;
for (i_index = (i_col/2 + i_skipCount/2) -
(i_col/2 + i_skipCount/2) % 2;
i_index <= i_visible_pitch/2 + i_col/2 - i_skipCount/2;
i_index+=2)
{
i_count += (p_in[i_index] > i_lumThreshold);
if (i_count > i_nonBlackPixel) break;
}
break;
default :
break;
}
return (i_count > i_nonBlackPixel);
}
#endif
static void UpdateStats( vout_thread_t *p_vout, picture_t *p_pic )
{
uint8_t *p_in = p_pic->p[0].p_pixels;
int i_pitch = p_pic->p[0].i_pitch;
int i_visible_pitch = p_pic->p[0].i_visible_pitch;
int i_lines = p_pic->p[0].i_visible_lines;
int i_firstwhite = -1, i_lastwhite = -1, i;
#ifdef BEST_AUTOCROP
int i_time = p_vout->p_sys->i_time;
int i_diff = p_vout->p_sys->i_diff;
if (!p_vout->p_sys->i_ratio)
{
/* Determine where black borders are */
for( i = 0 ; i < i_lines ; i++)
{
if (NonBlackLine(p_in, i, i_pitch, i_visible_pitch, i_lines,
p_vout->p_sys->i_threshold,
p_vout->p_sys->i_skipPercent,
p_vout->p_sys->i_nonBlackPixel,
p_vout->output.i_chroma))
{
i_firstwhite = i;
i_lastwhite = i_lines - i;
break;
}
p_in += i_pitch;
}
/* Decide whether it's worth changing the size */
if( i_lastwhite == -1 )
{
p_vout->p_sys->i_lastchange = 0;
return;
}
if( (i_lastwhite - i_firstwhite) < (int) (p_vout->p_sys->i_height / 2) )
{
p_vout->p_sys->i_lastchange = 0;
return;
}
if (p_vout->output.i_aspect
* p_vout->output.i_height /
(i_lastwhite - i_firstwhite + 1)
* p_vout->p_sys->i_width /
p_vout->output.i_width >
p_vout->p_sys->i_ratio_max * 432)
{
int i_height = ((p_vout->output.i_aspect / 432) *
p_vout->output.i_height * p_vout->p_sys->i_width) /
(p_vout->output.i_width * p_vout->p_sys->i_ratio_max);
i_firstwhite = (p_vout->output.i_height - i_height) / 2;
i_lastwhite = p_vout->output.i_height - i_firstwhite;
/*
p_vout->p_sys->i_lastchange = 0;
return;
*/
}
if( (i_lastwhite - i_firstwhite) <
(int) (p_vout->p_sys->i_height + i_diff)
&& (i_lastwhite - i_firstwhite + i_diff) >
(int) p_vout->p_sys->i_height )
{
p_vout->p_sys->i_lastchange = 0;
return;
}
/* We need at least 'i_time' images to make up our mind */
p_vout->p_sys->i_lastchange++;
if( p_vout->p_sys->i_lastchange < (unsigned int)i_time )
{
return;
}
}
else
{
if ( p_vout->p_sys->i_lastchange >= (unsigned int)i_time )
{
p_vout->p_sys->i_aspect = p_vout->p_sys->i_ratio * 432;
int i_height = p_vout->output.i_aspect
* p_vout->output.i_height /
p_vout->p_sys->i_aspect
* p_vout->p_sys->i_width /
p_vout->output.i_width;
i_firstwhite = (p_vout->output.i_height - i_height) / 2;
i_lastwhite = p_vout->output.i_height - i_firstwhite;
}
else
{
return;
}
}
#else
/* Determine where black borders are */
switch( p_vout->output.i_chroma )
{
case VLC_CODEC_I420:
/* XXX: Do not laugh ! I know this is very naive. But it's just a
* proof of concept code snippet... */
for( i = i_lines ; i-- ; )
{
const int i_col = i * i_pitch / i_lines;
if( p_in[i_col/2] > 40
&& p_in[i_visible_pitch/2] > 40
&& p_in[i_visible_pitch/2 + i_col/2] > 40 )
{
if( i_lastwhite == -1 )
{
i_lastwhite = i;
}
i_firstwhite = i;
}
p_in += i_pitch;
}
break;
default:
break;
}
/* Decide whether it's worth changing the size */
if( i_lastwhite == -1 )
{
p_vout->p_sys->i_lastchange = 0;
return;
}
if( (unsigned int)(i_lastwhite - i_firstwhite)
< p_vout->p_sys->i_height / 2 )
{
p_vout->p_sys->i_lastchange = 0;
return;
}
if( (unsigned int)(i_lastwhite - i_firstwhite)
< p_vout->p_sys->i_height + 16
&& (unsigned int)(i_lastwhite - i_firstwhite + 16)
> p_vout->p_sys->i_height )
{
p_vout->p_sys->i_lastchange = 0;
return;
}
/* We need at least 25 images to make up our mind */
p_vout->p_sys->i_lastchange++;
if( p_vout->p_sys->i_lastchange < 25 )
{
return;
}
#endif //BEST_AUTOCROP
/* Tune a few values */
if( i_firstwhite & 1 )
{
i_firstwhite--;
}
if( !(i_lastwhite & 1) )
{
i_lastwhite++;
}
/* Change size */
p_vout->p_sys->i_y = i_firstwhite;
p_vout->p_sys->i_height = i_lastwhite - i_firstwhite + 1;
#ifdef BEST_AUTOCROP
// check p_vout->p_sys->i_height <= p_vout->output.i_height
if (p_vout->p_sys->i_height > p_vout->output.i_height)
p_vout->p_sys->i_height = p_vout->output.i_height;
#endif
p_vout->p_sys->i_aspect = p_vout->output.i_aspect
* p_vout->output.i_height / p_vout->p_sys->i_height
* p_vout->p_sys->i_width / p_vout->output.i_width;
p_vout->p_sys->b_changed = true;
}
/**
* Forward mouse event with proper conversion.
*/
static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
vlc_value_t oldval, vlc_value_t newval, void *p_data )
{
vout_thread_t *p_vout = p_data;
VLC_UNUSED(p_this); VLC_UNUSED(oldval);
if( !strcmp( psz_var, "mouse-button-down" ) )
return var_SetChecked( p_vout, psz_var, VLC_VAR_INTEGER, newval );
/* Translate the mouse coordinates
* FIXME missing lock */
newval.coords.x += p_vout->p_sys->i_x;
newval.coords.y += p_vout->p_sys->i_y;
return var_SetChecked( p_vout, psz_var, VLC_VAR_COORDS, newval );
}
#ifdef BEST_AUTOCROP
/*****************************************************************************
* FilterCallback: called when changing the ratio on the fly.
*****************************************************************************/
static int FilterCallback( vlc_object_t *p_this, char const *psz_var,
vlc_value_t oldval, vlc_value_t newval,
void *p_data )
{
VLC_UNUSED(p_data); VLC_UNUSED(oldval);
vout_thread_t * p_vout = (vout_thread_t *)p_this;
if( !strcmp( psz_var, "ratio-crop" ) )
{
vlc_mutex_lock( &p_vout->p_sys->lock );
if ( !strcmp( newval.psz_string, "Auto" ) )
p_vout->p_sys->i_ratio = 0;
else
{
p_vout->p_sys->i_ratio = (unsigned int)atoi(newval.psz_string);
p_vout->p_sys->i_lastchange = p_vout->p_sys->i_time;
p_vout->p_sys->b_autocrop = true;
}
if (p_vout->p_sys->i_ratio)
{
if (p_vout->p_sys->i_ratio < (p_vout->output.i_width * 1000) /
p_vout->output.i_height)
p_vout->p_sys->i_ratio = (p_vout->output.i_width * 1000) /
p_vout->output.i_height;
if (p_vout->p_sys->i_ratio < p_vout->output.i_aspect / 432)
p_vout->p_sys->i_ratio = p_vout->output.i_aspect / 432;
}
vlc_mutex_unlock( &p_vout->p_sys->lock );
}
return VLC_SUCCESS;
}
#endif
po/POTFILES.in
View file @ f0f769af
......@@ -1070,7 +1070,6 @@ modules/video_filter/canvas.c
modules/video_filter/chain.c
modules/video_filter/clone.c
modules/video_filter/colorthres.c
modules/video_filter/crop.c
modules/video_filter/croppadd.c
modules/video_filter/deinterlace/algo_phosphor.h
modules/video_filter/deinterlace/deinterlace.c
......
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