/***************************************************************************** * 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; }