url_open_dyn_packet_buf 2212 ffserver.c ret = url_open_dyn_packet_buf(&ctx->pb, max_packet_size); url_open_dyn_packet_buf 3218 ffserver.c if (url_open_dyn_packet_buf(&ctx->pb, max_packet_size) < 0) { url_open_dyn_packet_buf 371 libavformat/avio.h int url_open_dyn_packet_buf(ByteIOContext **s, int max_packet_size);