Author: stefano Date: Tue Feb 24 00:05:20 2009 New Revision: 4132 Log: Allocate a SwsContext in init(), then use sws_getCachedContext() in config_props() against that already allocated context. Modified: libavfilter/vf_scale.c Modified: libavfilter/vf_scale.c ============================================================================== --- libavfilter/vf_scale.c Mon Feb 23 02:25:21 2009 (r4131) +++ libavfilter/vf_scale.c Tue Feb 24 00:05:20 2009 (r4132) @@ -46,6 +46,9 @@ static av_cold int init(AVFilterContext scale->w = scale->h = 0; + if (!(scale->sws = sws_getContext(16,16,0, 16,16,0, SWS_BILINEAR, NULL,NULL,NULL))) + return -1; + if(args) sscanf(args, "%d:%d", &scale->w, &scale->h); @@ -87,9 +90,6 @@ static int config_props(AVFilterLink *li ScaleContext *scale = link->src->priv; int w, h; - if(scale->sws) - sws_freeContext(scale->sws); - w = scale->w; h = scale->h; if(!w) w = link->src->inputs[0]->w; @@ -98,7 +98,7 @@ static int config_props(AVFilterLink *li if(h == -1) h = scale->w*link->src->inputs[0]->h/link->src->inputs[0]->w; /* TODO: make algorithm configurable */ - scale->sws = sws_getContext(link->src->inputs[0]->w, + scale->sws = sws_getCachedContext(scale->sws, link->src->inputs[0]->w, link->src->inputs[0]->h, link->src->inputs[0]->format, w, h, link->format, SWS_BILINEAR,