/*****************************************************************************
* Init: initialize Transform video thread output method
*****************************************************************************/
static int Init( vout_thread_t *p_vout )
{
video_format_t fmt;
I_OUTPUTPICTURES = 0;
memset( &fmt, 0, sizeof(video_format_t) );
/* 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;
fmt = p_vout->fmt_out;
/* Try to open the real video output */
msg_Dbg( p_vout, "spawning the real video output" );
if( p_vout->p_sys->b_rotation )
{
fmt.i_width = p_vout->fmt_out.i_height;
fmt.i_visible_width = p_vout->fmt_out.i_visible_height;
fmt.i_x_offset = p_vout->fmt_out.i_y_offset;
fmt.i_height = p_vout->fmt_out.i_width;
fmt.i_visible_height = p_vout->fmt_out.i_visible_width;
fmt.i_y_offset = p_vout->fmt_out.i_x_offset;
fmt.i_sar_num = p_vout->fmt_out.i_sar_den;
fmt.i_sar_den = p_vout->fmt_out.i_sar_num;
}
p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
/* Everything failed */
if( p_vout->p_sys->p_vout == NULL )
{
msg_Err( p_vout, "cannot open vout, aborting" );
return VLC_EGENERIC;
}
vout_filter_AllocateDirectBuffers( p_vout, VOUT_MAX_PICTURES );
vout_filter_AddChild( p_vout, p_vout->p_sys->p_vout, MouseEvent );
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;
}
/*****************************************************************************
* Init: initialize opencv_wrapper video thread output method
*****************************************************************************/
static int Init( vout_thread_t *p_vout )
{
video_format_t fmt;
vout_sys_t *p_sys = p_vout->p_sys;
I_OUTPUTPICTURES = 0;
/* Initialize the output video format */
memset( &fmt, 0, sizeof(video_format_t) );
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; //set to input video format
fmt = p_vout->fmt_out;
if (p_sys->i_wrapper_output == PROCESSED) //set to processed video format
{
fmt.i_width = fmt.i_width * p_sys->f_scale;
fmt.i_height = fmt.i_height * p_sys->f_scale;
fmt.i_visible_width = fmt.i_visible_width * p_sys->f_scale;
fmt.i_visible_height = fmt.i_visible_height * p_sys->f_scale;
fmt.i_x_offset = fmt.i_x_offset * p_sys->f_scale;
fmt.i_y_offset = fmt.i_y_offset * p_sys->f_scale;
if (p_sys->i_internal_chroma == GREY)
fmt.i_chroma = VLC_CODEC_I420;
else if (p_sys->i_internal_chroma == RGB)
fmt.i_chroma = VLC_CODEC_RGB32;
}
/* Load the internal opencv filter */
/* We don't need to set up video formats for this filter as it not actually using a picture_t */
p_sys->p_opencv = vlc_object_create( p_vout, sizeof(filter_t) );
vlc_object_attach( p_sys->p_opencv, p_vout );
if (p_vout->p_sys->psz_inner_name)
p_sys->p_opencv->p_module =
module_need( p_sys->p_opencv, p_sys->psz_inner_name, NULL, false );
if( !p_sys->p_opencv->p_module )
{
msg_Err( p_vout, "can't open internal opencv filter: %s", p_vout->p_sys->psz_inner_name );
p_vout->p_sys->psz_inner_name = NULL;
vlc_object_release( p_sys->p_opencv );
p_sys->p_opencv = NULL;
}
/* Try to open the real video output */
if (p_sys->i_verbosity > VERB_WARN)
msg_Dbg( p_vout, "spawning the real video output" );
p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
/* Everything failed */
if( p_vout->p_sys->p_vout == NULL )
{
msg_Err( p_vout, "can't open vout, aborting" );
return VLC_EGENERIC;
}
vout_filter_AllocateDirectBuffers( p_vout, VOUT_MAX_PICTURES );
vout_filter_AddChild( p_vout, p_vout->p_sys->p_vout, NULL );
return VLC_SUCCESS;
}
