WebpContext        56 libavformat/webpenc.c     WebpContext *w = s->priv_data;
WebpContext       118 libavformat/webpenc.c     WebpContext *w = s->priv_data;
WebpContext       144 libavformat/webpenc.c #define OFFSET(x) offsetof(WebpContext, x)
WebpContext       162 libavformat/webpenc.c     .priv_data_size = sizeof(WebpContext),