PNG_FILTER_VALUE_MIXED  172 libavcodec/pngenc.c     if (pred == PNG_FILTER_VALUE_MIXED) {
PNG_FILTER_VALUE_MIXED  375 libavcodec/pngenc.c     crow_base = av_malloc((row_size + 32) << (s->filter_type == PNG_FILTER_VALUE_MIXED));
PNG_FILTER_VALUE_MIXED  557 libavcodec/pngenc.c                              PNG_FILTER_VALUE_MIXED);